======================================
| xx__-> [    8.602622][  T164] ------------[ cut here ]------------
| [    8.602918][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [    8.603315][  T164] Modules linked in: netdevsim
| [    8.604009][  T164] Tainted: [W]=WARN
[    8.604245][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.604506][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.604773][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.605590][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[    8.605849][  T164] RAX: 00000000ffffffa6 RBX: ff1100000aede940 RCX: 1ff40000000fee65
[    8.606166][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede9f0
[    8.606464][  T164] RBP: ff110000050b2000 R08: 1fe22000015dbd3f R09: ff1100000c015248
[    8.606760][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.607076][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000050b2000
[    8.607376][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[    8.607732][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.608002][  T164] CR2: 00005634ecc1a278 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[    8.608308][  T164] PKRU: 55555554
[    8.608482][  T164] Call Trace:
[    8.608657][  T164]  <TASK>
[    8.608792][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.609026][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.609214][  T164]  register_netdevice (net/core/dev.c:11488)
[    8.609433][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.609687][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[    8.609921][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[    8.610192][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[    8.610410][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[    8.610669][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    8.610901][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[    8.611168][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[    8.611385][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[    8.611560][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.611783][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[    8.612064][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[    8.612285][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[    8.612501][  T164]  call_driver_probe (drivers/base/dd.c:629)
[    8.612719][  T164]  really_probe (drivers/base/dd.c:709)
[    8.612948][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[    8.613171][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[    8.613388][  T164]  driver_probe_device (drivers/base/dd.c:901)
[    8.613604][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[    8.613821][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[    8.614047][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[    8.614273][  T164]  __device_attach (drivers/base/dd.c:1101)
[    8.614689][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.614919][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[    8.615184][  T164]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.615528][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[    8.615745][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[    8.615973][  T164]  bus_probe_device (drivers/base/bus.c:613)
[    8.616198][  T164]  device_add (drivers/base/core.c:3706)
[    8.616415][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[    8.616670][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[    8.616902][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[    8.617144][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[    8.617403][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.617619][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[    8.618002][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[    8.618228][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[    8.618444][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[    8.618658][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[    8.618899][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[    8.619080][  T164]  new_sync_write (fs/read_write.c:595)
[    8.619299][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.619513][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[    8.619730][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.619959][  T164]  ? ksys_write (fs/read_write.c:740)
[    8.620186][  T164]  vfs_write (fs/read_write.c:688)
[    8.620363][  T164]  ksys_write (fs/read_write.c:740)
[    8.620552][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[    8.620767][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.620997][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.621336][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.621665][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.622008][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.622232][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.622487][  T164] RIP: 0033:0x7f4f5d5d508e
[    8.622722][  T164] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.623610][  T164] RSP: 002b:00007ffc17313790 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    8.624165][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[    8.624476][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[    8.624771][  T164] RBP: 00007ffc173137a0 R08: 0000000000000000 R09: 0000000000000000
[    8.625210][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[    8.625504][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [    8.789198][  T175] ------------[ cut here ]------------
| [    8.789411][  T175] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/175
| [    8.789701][  T175] Modules linked in: netdevsim
| [    8.790617][  T175] Tainted: [W]=WARN
[    8.790721][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.790930][  T175] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.791123][  T175] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.791605][  T175] RSP: 0018:ffa0000000517020 EFLAGS: 00010286
[    8.791779][  T175] RAX: 00000000ffffffa6 RBX: ff11000010070940 RCX: 1ff40000000a2dca
[    8.791990][  T175] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100709f0
[    8.792196][  T175] RBP: ff110000050b2000 R08: 1fe220000200e13f R09: ff1100000cc65180
[    8.792398][  T175] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.792605][  T175] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    8.792810][  T175] FS:  00007f75d92f0840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    8.793061][  T175] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.793233][  T175] CR2: 00007f75d95c01a0 CR3: 000000000b912005 CR4: 0000000000771ef0
[    8.793437][  T175] PKRU: 55555554
[    8.793541][  T175] Call Trace:
[    8.793643][  T175]  <TASK>
[    8.793713][  T175]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[    8.793854][  T175]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.793999][  T175]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.794109][  T175]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.794245][  T175]  __dev_notify_flags (net/core/dev.c:9787)
[    8.794382][  T175]  ? netif_change_name (net/core/dev.c:1495)
[    8.794517][  T175]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.794653][  T175]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    8.794790][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.794932][  T175]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.795080][  T175]  netif_change_flags (net/core/dev.c:9820)
[    8.795218][  T175]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.795355][  T175]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.795493][  T175]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.795664][  T175]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.795800][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.795943][  T175]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.796085][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.796221][  T175]  ? __kernel_text_address (kernel/extable.c:79)
[    8.796358][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.796494][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.796628][  T175]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.796763][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.796902][  T175]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.797040][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.797188][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.797322][  T175]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.797455][  T175]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.797589][  T175]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.797723][  T175]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.797857][  T175]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.797998][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.798139][  T175]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.798278][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.798420][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.798554][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.798687][  T175]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.798819][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.798961][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.799097][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.799232][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.799367][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.799503][  T175]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.799636][  T175]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.799770][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.799909][  T175]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.800044][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.800187][  T175]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.800324][  T175]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.800461][  T175]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.800596][  T175]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.800731][  T175]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.800874][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.801010][  T175]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.801152][  T175]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.801288][  T175]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.801425][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.801562][  T175]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.801697][  T175]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.801834][  T175]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.801976][  T175]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.802116][  T175]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.802250][  T175]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.802419][  T175]  ? move_addr_to_kernel (net/socket.c:258)
[    8.802555][  T175]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.802690][  T175]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.802826][  T175]  ___sys_sendmsg (net/socket.c:2752)
[    8.802965][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.803138][  T175]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.803286][  T175]  __sys_sendmsg (net/socket.c:2784)
[    8.803424][  T175]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.803557][  T175]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.803727][  T175]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.803907][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.804043][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.804182][  T175]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.804317][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.804453][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.804622][  T175] RIP: 0033:0x7f75d952a08e
[    8.804766][  T175] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.805250][  T175] RSP: 002b:00007ffdbf0ab110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.805457][  T175] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f75d952a08e
[    8.805660][  T175] RDX: 0000000000000000 RSI: 00007ffdbf0ab1c0 RDI: 0000000000000005
[    8.805860][  T175] RBP: 00007ffdbf0ab120 R08: 0000000000000000 R09: 0000000000000000
[    8.806071][  T175] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    8.806273][  T175] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbf0ab880
| [    8.912241][  T177] ------------[ cut here ]------------
| [    8.912455][  T177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/177
| [    8.912750][  T177] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    8.913313][  T177] Tainted: [W]=WARN
[    8.913424][  T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.913611][  T177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.913802][  T177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.914359][  T177] RSP: 0018:ffa0000000636f70 EFLAGS: 00010286
[    8.914544][  T177] RAX: 00000000ffffffa6 RBX: ff11000005ede4c0 RCX: 1ff40000000c6db4
[    8.914757][  T177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede570
[    8.914980][  T177] RBP: ff110000050b2000 R08: 1fe2200000bdbcaf R09: ff1100000bb5ae80
[    8.915201][  T177] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    8.915414][  T177] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    8.915631][  T177] FS:  00007f82e98e4840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    8.915889][  T177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.916076][  T177] CR2: 00000000390eda28 CR3: 000000000cf41001 CR4: 0000000000771ef0
[    8.916291][  T177] PKRU: 55555554
[    8.916400][  T177] Call Trace:
[    8.916507][  T177]  <TASK>
[    8.916581][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.916728][  T177]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.916879][  T177]  notifier_call_chain (kernel/notifier.c:85)
[    8.917028][  T177]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    8.917180][  T177]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    8.917329][  T177]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    8.917478][  T177]  netdev_upper_dev_link (net/core/dev.c:8972)
[    8.917624][  T177]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[    8.917771][  T177] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[    8.917926][  T177]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    8.918081][  T177] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    8.918229][  T177]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    8.918378][  T177]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.918521][  T177]  ? nla_strscpy (lib/nlattr.c:795)
[    8.918667][  T177]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.918812][  T177]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.918962][  T177]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.919113][  T177]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.919264][  T177]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.919413][  T177]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.919558][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.919702][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.919846][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.919995][  T177]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.920143][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.920296][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.920441][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.920587][  T177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.920732][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.920878][  T177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.921023][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.921176][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.921321][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.921468][  T177]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.921612][  T177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.921757][  T177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.921908][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.922056][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.922202][  T177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.922348][  T177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.922495][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.922641][  T177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.922786][  T177]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.922939][  T177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.923091][  T177]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.923237][  T177]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.923383][  T177]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.923564][  T177]  ? move_addr_to_kernel (net/socket.c:258)
[    8.923708][  T177]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.923851][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.924001][  T177]  ___sys_sendmsg (net/socket.c:2752)
[    8.924151][  T177]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.924334][  T177]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.924491][  T177]  __sys_sendmsg (net/socket.c:2784)
[    8.924635][  T177]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.924780][  T177]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.924969][  T177]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.925118][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.925264][  T177]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.925411][  T177]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.925556][  T177]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.925704][  T177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.925889][  T177] RIP: 0033:0x7f82e9b1e08e
[    8.926040][  T177] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.926558][  T177] RSP: 002b:00007ffc83b3b430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.926777][  T177] RAX: ffffffffffffffda RBX: 00007ffc83b3bbc8 RCX: 00007f82e9b1e08e
[    8.927000][  T177] RDX: 0000000000000000 RSI: 00007ffc83b3b4e0 RDI: 0000000000000005
[    8.927220][  T177] RBP: 00007ffc83b3b440 R08: 0000000000000000 R09: 0000000000000000
[    8.927436][  T177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    8.927652][  T177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc83b3bba0
| [    8.929324][  T177] ------------[ cut here ]------------
| [    8.929464][  T177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/177
| [    8.929713][  T177] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    8.930309][  T177] Tainted: [W]=WARN
[    8.930418][  T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.930599][  T177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.930786][  T177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.931299][  T177] RSP: 0018:ffa0000000636fd0 EFLAGS: 00010286
[    8.931488][  T177] RAX: 00000000ffffffa6 RBX: ff11000005edf6c0 RCX: 1ff40000000c6dc0
[    8.931706][  T177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf770
[    8.931925][  T177] RBP: ff1100000cc12000 R08: 1fe2200000bdbeef R09: ff1100000bb5ae80
[    8.932144][  T177] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.932358][  T177] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[    8.932574][  T177] FS:  00007f82e98e4840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    8.932827][  T177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.933014][  T177] CR2: 00000000390eda28 CR3: 000000000cf41001 CR4: 0000000000771ef0
[    8.933235][  T177] PKRU: 55555554
[    8.933344][  T177] Call Trace:
[    8.933453][  T177]  <TASK>
[    8.933528][  T177]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.933674][  T177]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.933784][  T177]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    8.933932][  T177]  __dev_notify_flags (net/core/dev.c:9787)
[    8.934083][  T177]  ? netif_change_name (net/core/dev.c:1495)
[    8.934226][  T177]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    8.934371][  T177]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[    8.934517][  T177]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    8.934662][  T177] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[    8.934810][  T177]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    8.934963][  T177] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    8.935113][  T177]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    8.935261][  T177]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    8.935408][  T177]  ? nla_strscpy (lib/nlattr.c:795)
[    8.935554][  T177]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    8.935716][  T177]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    8.935860][  T177]  ? __dev_get_by_name (net/core/dev.c:883)
[    8.936043][  T177]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    8.936195][  T177]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    8.936343][  T177]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.936489][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.936632][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.936775][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.936923][  T177]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.937072][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.937219][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.937363][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.937509][  T177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.937653][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.937796][  T177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.937944][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.938093][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.938236][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.938380][  T177]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.938522][  T177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.938666][  T177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.938814][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.938961][  T177]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.939112][  T177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.939257][  T177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.939399][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.939544][  T177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.939687][  T177]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.939830][  T177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.939981][  T177]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.940127][  T177]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.940270][  T177]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.940448][  T177]  ? move_addr_to_kernel (net/socket.c:258)
[    8.940591][  T177]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.940733][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.940882][  T177]  ___sys_sendmsg (net/socket.c:2752)
[    8.941025][  T177]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.941205][  T177]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.941360][  T177]  __sys_sendmsg (net/socket.c:2784)
[    8.941505][  T177]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.941648][  T177]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.941827][  T177]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.941976][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.942127][  T177]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.942271][  T177]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.942415][  T177]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.942560][  T177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.942738][  T177] RIP: 0033:0x7f82e9b1e08e
[    8.942891][  T177] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.943408][  T177] RSP: 002b:00007ffc83b3b430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.943624][  T177] RAX: ffffffffffffffda RBX: 00007ffc83b3bbc8 RCX: 00007f82e9b1e08e
[    8.943838][  T177] RDX: 0000000000000000 RSI: 00007ffc83b3b4e0 RDI: 0000000000000005
[    8.944059][  T177] RBP: 00007ffc83b3b440 R08: 0000000000000000 R09: 0000000000000000
[    8.944272][  T177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    8.944485][  T177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc83b3bba0
| [    8.972232][  T179] ------------[ cut here ]------------
| [    8.972389][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/179
| [    8.972627][  T179] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    8.973195][  T179] Tainted: [W]=WARN
[    8.973298][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.973464][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.973639][  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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.974221][  T179] RSP: 0018:ffa0000000607020 EFLAGS: 00010286
[    8.974392][  T179] RAX: 00000000ffffffa6 RBX: ff11000009ff7e40 RCX: 1ff40000000c0dca
[    8.974592][  T179] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff7ef0
[    8.974793][  T179] RBP: ff1100000cc12000 R08: 1fe22000013fefdf R09: ff1100000bb65158
[    8.975505][  T179] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.975716][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    8.975935][  T179] FS:  00007fa36f0b7840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    8.976174][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.976343][  T179] CR2: 000000000a434988 CR3: 000000000d78f003 CR4: 0000000000771ef0
[    8.976543][  T179] PKRU: 55555554
[    8.976644][  T179] Call Trace:
[    8.976744][  T179]  <TASK>
[    8.976815][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.976957][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.977064][  T179]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.977197][  T179]  __dev_notify_flags (net/core/dev.c:9787)
[    8.977332][  T179]  ? netif_change_name (net/core/dev.c:1495)
[    8.977465][  T179]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.977598][  T179]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    8.977729][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.977868][  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))
[    8.978008][  T179]  netif_change_flags (net/core/dev.c:9820)
[    8.978146][  T179]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    8.978281][  T179]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.978417][  T179]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.978551][  T179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.978718][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.978853][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.978991][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.979132][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.979263][  T179]  ? __kernel_text_address (kernel/extable.c:79)
[    8.979399][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.979534][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.979667][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.979801][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.979940][  T179]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.980078][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.980211][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.980343][  T179]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.980477][  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)
[    8.980610][  T179]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.980743][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.980880][  T179]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.981015][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.981157][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.981291][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.981424][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.981558][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.981691][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.981824][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.981965][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.982103][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.982239][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.982372][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.982507][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.982639][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.982773][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.982910][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.983044][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.983185][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.983319][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.983454][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.983588][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.983722][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.983857][  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))
[    8.983994][  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))
[    8.984136][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.984272][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.984405][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.984540][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.984674][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.984807][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.984947][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.985084][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.985218][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.985382][  T179]  ? move_addr_to_kernel (net/socket.c:258)
[    8.985517][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.985650][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.985787][  T179]  ___sys_sendmsg (net/socket.c:2752)
[    8.985925][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.986096][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.986242][  T179]  __sys_sendmsg (net/socket.c:2784)
[    8.986376][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.986509][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.986677][  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)
[    8.986810][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.986947][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.987084][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.987217][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.987351][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.987516][  T179] RIP: 0033:0x7fa36f2f108e
[    8.987656][  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
[    8.988138][  T179] RSP: 002b:00007fff47fad500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.988340][  T179] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa36f2f108e
[    8.988539][  T179] RDX: 0000000000000000 RSI: 00007fff47fad5b0 RDI: 0000000000000005
[    8.988738][  T179] RBP: 00007fff47fad510 R08: 0000000000000000 R09: 0000000000000000
[    8.988942][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    8.989146][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff47fadc70
| [    9.058059][  T186] ------------[ cut here ]------------
| [    9.058241][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.058497][  T186] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.059143][  T186] Tainted: [W]=WARN
[    9.059257][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.059441][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.059634][  T186] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.060252][  T186] RSP: 0018:ffa0000000636f70 EFLAGS: 00010286
[    9.060436][  T186] RAX: 00000000ffffffa6 RBX: ff11000009b1cac0 RCX: 1ff40000000c6db4
[    9.060652][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1cb70
[    9.060924][  T186] RBP: ff110000050b2000 R08: 1fe220000136396f R09: ff11000009fd0b80
[    9.061148][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.061364][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    9.061580][  T186] FS:  00007f651e703840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.061832][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.062018][  T186] CR2: 00000000104ffa28 CR3: 000000000c2d0002 CR4: 0000000000771ef0
[    9.062246][  T186] PKRU: 55555554
[    9.062355][  T186] Call Trace:
[    9.062462][  T186]  <TASK>
[    9.062538][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.062683][  T186]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    9.062829][  T186]  notifier_call_chain (kernel/notifier.c:85)
[    9.062984][  T186]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    9.063136][  T186]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.063285][  T186]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.063435][  T186]  netdev_upper_dev_link (net/core/dev.c:8972)
[    9.063581][  T186]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[    9.063727][  T186] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[    9.063881][  T186]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.064032][  T186] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.064187][  T186]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.064339][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.064483][  T186]  ? nla_strscpy (lib/nlattr.c:795)
[    9.064630][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.064777][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.064928][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.065076][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.065227][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.065378][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.065527][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.065672][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.065817][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.065967][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.066116][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.066266][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.066413][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.066560][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.066706][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.066852][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.067006][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.067159][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.067303][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.067450][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.067594][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.067741][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.067898][  T186]  ? 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))
[    9.068043][  T186]  ? 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))
[    9.068197][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.068343][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.068488][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.068636][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.068786][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.068939][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.069090][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.069236][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.069381][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.069563][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.069709][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.069855][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.070008][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.070154][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.070336][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.070492][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.070638][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.070783][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.070970][  T186]  ? 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)
[    9.071121][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.071267][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.071411][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.071554][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.071698][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.071879][  T186] RIP: 0033:0x7f651e93d08e
[    9.072030][  T186] 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
[    9.072545][  T186] RSP: 002b:00007fffd252ba80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.072762][  T186] RAX: ffffffffffffffda RBX: 00007fffd252c218 RCX: 00007f651e93d08e
[    9.072982][  T186] RDX: 0000000000000000 RSI: 00007fffd252bb30 RDI: 0000000000000005
[    9.073204][  T186] RBP: 00007fffd252ba90 R08: 0000000000000000 R09: 0000000000000000
[    9.073422][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.073637][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd252c1f0
| [    9.075360][  T186] ------------[ cut here ]------------
| [    9.075507][  T186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/186
| [    9.075756][  T186] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.076292][  T186] Tainted: [W]=WARN
[    9.076402][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.076585][  T186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.076773][  T186] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.077417][  T186] RSP: 0018:ffa0000000636fd0 EFLAGS: 00010286
[    9.077603][  T186] RAX: 00000000ffffffa6 RBX: ff11000009b1c940 RCX: 1ff40000000c6dc0
[    9.077819][  T186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c9f0
[    9.078108][  T186] RBP: ff1100000c2ca000 R08: 1fe220000136393f R09: ff11000009fd0b80
[    9.078327][  T186] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.078543][  T186] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2cae04
[    9.078760][  T186] FS:  00007f651e703840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.079112][  T186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.079298][  T186] CR2: 00000000104ffa28 CR3: 000000000c2d0002 CR4: 0000000000771ef0
[    9.079609][  T186] PKRU: 55555554
[    9.079721][  T186] Call Trace:
[    9.079828][  T186]  <TASK>
[    9.079995][  T186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.080147][  T186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.080258][  T186]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.080403][  T186]  __dev_notify_flags (net/core/dev.c:9787)
[    9.080548][  T186]  ? netif_change_name (net/core/dev.c:1495)
[    9.080694][  T186]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.080840][  T186]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[    9.081026][  T186]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.081176][  T186] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[    9.081325][  T186]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.081475][  T186] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.081623][  T186]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.081772][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.081922][  T186]  ? nla_strscpy (lib/nlattr.c:795)
[    9.082071][  T186]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.082218][  T186]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.082363][  T186]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.082508][  T186]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.082660][  T186]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.082809][  T186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.082961][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.083110][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.083254][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.083399][  T186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.083547][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.083695][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.083841][  T186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.083989][  T186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.084136][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.084280][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.084425][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.084572][  T186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.084716][  T186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.084867][  T186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.085011][  T186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.085159][  T186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.085306][  T186]  ? 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))
[    9.085450][  T186]  ? 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))
[    9.085595][  T186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.085741][  T186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.085890][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.086036][  T186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.086186][  T186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.086330][  T186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.086476][  T186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.086620][  T186]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.086763][  T186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.086947][  T186]  ? move_addr_to_kernel (net/socket.c:258)
[    9.087097][  T186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.087241][  T186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.087387][  T186]  ___sys_sendmsg (net/socket.c:2752)
[    9.087531][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.087710][  T186]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.087871][  T186]  __sys_sendmsg (net/socket.c:2784)
[    9.088018][  T186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.088163][  T186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.088345][  T186]  ? 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)
[    9.088490][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.088636][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.088780][  T186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.088929][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.089078][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.089255][  T186] RIP: 0033:0x7f651e93d08e
[    9.089403][  T186] 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
[    9.089915][  T186] RSP: 002b:00007fffd252ba80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.090135][  T186] RAX: ffffffffffffffda RBX: 00007fffd252c218 RCX: 00007f651e93d08e
[    9.090351][  T186] RDX: 0000000000000000 RSI: 00007fffd252bb30 RDI: 0000000000000005
[    9.090564][  T186] RBP: 00007fffd252ba90 R08: 0000000000000000 R09: 0000000000000000
[    9.090778][  T186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.090999][  T186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd252c1f0
| [    9.121474][  T187] ------------[ cut here ]------------
| [    9.121668][  T187] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/187
| [    9.121982][  T187] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.122556][  T187] Tainted: [W]=WARN
[    9.122699][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.122916][  T187] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.123135][  T187] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.123635][  T187] RSP: 0018:ffa0000000827020 EFLAGS: 00010286
[    9.123844][  T187] RAX: 00000000ffffffa6 RBX: ff1100000d574f40 RCX: 1ff4000000104dca
[    9.124102][  T187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d574ff0
[    9.124345][  T187] RBP: ff1100000c2ca000 R08: 1fe2200001aae9ff R09: ff1100000cc60b58
[    9.124589][  T187] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.124825][  T187] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.125098][  T187] FS:  00007efe18fba840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[    9.125403][  T187] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.125614][  T187] CR2: 000000003214e988 CR3: 000000000b22e005 CR4: 0000000000771ef0
[    9.125857][  T187] PKRU: 55555554
[    9.126017][  T187] Call Trace:
[    9.126166][  T187]  <TASK>
[    9.126309][  T187]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.126489][  T187]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.126635][  T187]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.126810][  T187]  __dev_notify_flags (net/core/dev.c:9787)
[    9.127001][  T187]  ? netif_change_name (net/core/dev.c:1495)
[    9.127184][  T187]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.127366][  T187]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.127541][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.127719][  T187]  ? 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))
[    9.127909][  T187]  netif_change_flags (net/core/dev.c:9820)
[    9.128095][  T187]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.128272][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.128451][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.128630][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.128838][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.129027][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.129208][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.129383][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.129558][  T187]  ? __kernel_text_address (kernel/extable.c:79)
[    9.129736][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.129926][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.130109][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.130287][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.130463][  T187]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.130640][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.130846][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.131051][  T187]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.131238][  T187]  ? __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)
[    9.131412][  T187]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.131593][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.131782][  T187]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.131973][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.132174][  T187]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.132353][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.132533][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.132715][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.132904][  T187]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.133085][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.133274][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.133450][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.133630][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.133806][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.133996][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.134179][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.134369][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.134549][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.134724][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.134916][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.135099][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.135279][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.135465][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.135642][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.135824][  T187]  ? 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))
[    9.136009][  T187]  ? 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))
[    9.136196][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.136377][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.136557][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.136737][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.136928][  T187]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.137113][  T187]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.137292][  T187]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.137468][  T187]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.137649][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.137853][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    9.138042][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.138224][  T187]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.138402][  T187]  ___sys_sendmsg (net/socket.c:2752)
[    9.138580][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.138792][  T187]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.139009][  T187]  __sys_sendmsg (net/socket.c:2784)
[    9.139195][  T187]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.139369][  T187]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.139580][  T187]  ? 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)
[    9.139758][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.139947][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.140128][  T187]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.140303][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.140484][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.140693][  T187] RIP: 0033:0x7efe191f408e
[    9.140981][  T187] 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
[    9.141483][  T187] RSP: 002b:00007ffcc4e22e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.141726][  T187] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efe191f408e
[    9.141976][  T187] RDX: 0000000000000000 RSI: 00007ffcc4e22f40 RDI: 0000000000000005
[    9.142562][  T187] RBP: 00007ffcc4e22ea0 R08: 0000000000000000 R09: 0000000000000000
[    9.142799][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.143231][  T187] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc4e23600
| [    9.205255][  T192] ------------[ cut here ]------------
| [    9.205460][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [    9.205735][  T192] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.206325][  T192] Tainted: [W]=WARN
[    9.206473][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.206686][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.206915][  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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.207435][  T192] RSP: 0018:ffa00000004e7020 EFLAGS: 00010286
[    9.207648][  T192] RAX: 00000000ffffffa6 RBX: ff1100000b143840 RCX: 1ff400000009cdca
[    9.207902][  T192] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1438f0
[    9.208155][  T192] RBP: ff1100000c2ca000 R08: 1fe220000162871f R09: ff1100000c350b58
[    9.208399][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.208645][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.208905][  T192] FS:  00007f4b978a2840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[    9.209192][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.209408][  T192] CR2: 00007f4b97b721a0 CR3: 000000000c2d0004 CR4: 0000000000771ef0
[    9.209658][  T192] PKRU: 55555554
[    9.209805][  T192] Call Trace:
[    9.209966][  T192]  <TASK>
[    9.210089][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.210276][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.210427][  T192]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.210607][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[    9.210791][  T192]  ? netif_change_name (net/core/dev.c:1495)
[    9.210984][  T192]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[    9.211169][  T192]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.211349][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.211532][  T192]  ? 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))
[    9.211716][  T192]  netif_change_flags (net/core/dev.c:9820)
[    9.211911][  T192]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.212101][  T192]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.212290][  T192]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.212473][  T192]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.212684][  T192]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.212878][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.213064][  T192]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.213242][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.213424][  T192]  ? __kernel_text_address (kernel/extable.c:79)
[    9.213605][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.213788][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.213982][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.214168][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.214346][  T192]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.214522][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.214701][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.214895][  T192]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.215083][  T192]  ? __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)
[    9.215264][  T192]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.215445][  T192]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.215627][  T192]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.215808][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.216004][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.216196][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.216376][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.216556][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.216733][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.216923][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.217114][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.217291][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.217472][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.217656][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.217837][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.218029][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.218219][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.218398][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.218577][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.218760][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.218975][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.219167][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.219347][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.219528][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.219711][  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))
[    9.219904][  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))
[    9.220096][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.220278][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.220460][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.220641][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.220823][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.221026][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.221214][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.221395][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.221575][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.221784][  T192]  ? move_addr_to_kernel (net/socket.c:258)
[    9.221981][  T192]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.222166][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.222348][  T192]  ___sys_sendmsg (net/socket.c:2752)
[    9.222527][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.222738][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.222946][  T192]  __sys_sendmsg (net/socket.c:2784)
[    9.223133][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.223313][  T192]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.223530][  T192]  ? 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)
[    9.223710][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.223907][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.224092][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.224271][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.224452][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.224665][  T192] RIP: 0033:0x7f4b97adc08e
[    9.224849][  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
[    9.225375][  T192] RSP: 002b:00007ffe04d3ccb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.225623][  T192] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4b97adc08e
[    9.225883][  T192] RDX: 0000000000000000 RSI: 00007ffe04d3cd60 RDI: 0000000000000005
[    9.226133][  T192] RBP: 00007ffe04d3ccc0 R08: 0000000000000000 R09: 0000000000000000
[    9.226377][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.226620][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe04d3d420
| [    9.255799][  T193] ------------[ cut here ]------------
| [    9.255966][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [    9.256207][  T193] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.256683][  T193] Tainted: [W]=WARN
[    9.256784][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.256956][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.257134][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.257610][  T193] RSP: 0018:ffa0000000677020 EFLAGS: 00010286
[    9.257779][  T193] RAX: 00000000ffffffa6 RBX: ff1100000b2ebcc0 RCX: 1ff40000000cedca
[    9.258184][  T193] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebd70
[    9.258384][  T193] RBP: ff1100000cc12000 R08: 1fe220000165d7af R09: ff1100000c352e58
[    9.258585][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.258782][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.258986][  T193] FS:  00007fda095f4840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.259222][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.259390][  T193] CR2: 000000000f465988 CR3: 000000000b18a004 CR4: 0000000000771ef0
[    9.259591][  T193] PKRU: 55555554
[    9.259690][  T193] Call Trace:
[    9.259789][  T193]  <TASK>
[    9.259858][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.260000][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.260104][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.260236][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[    9.260368][  T193]  ? netif_change_name (net/core/dev.c:1495)
[    9.260503][  T193]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[    9.260637][  T193]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.260769][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.260908][  T193]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.261043][  T193]  netif_change_flags (net/core/dev.c:9820)
[    9.261181][  T193]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.261315][  T193]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.261450][  T193]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.261584][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.261750][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.261976][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.262111][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.262244][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.262378][  T193]  ? __kernel_text_address (kernel/extable.c:79)
[    9.262512][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.262647][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.262780][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.262999][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.263138][  T193]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.263270][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.263404][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.263539][  T193]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.263672][  T193]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.263807][  T193]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.264015][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.264226][  T193]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.264365][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.264501][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.264638][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.264771][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.265000][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.265137][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.265270][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.265406][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.265540][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.265672][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.265807][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.265995][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.266134][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.266268][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.266401][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.266534][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.266670][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.266805][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.266992][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.267129][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.267263][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.267400][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.267534][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.267669][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.267804][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.267991][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.268134][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.268268][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.268402][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.268539][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.268673][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.268806][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.269027][  T193]  ? move_addr_to_kernel (net/socket.c:258)
[    9.269167][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.269299][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.269434][  T193]  ___sys_sendmsg (net/socket.c:2752)
[    9.269566][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.269734][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.269907][  T193]  __sys_sendmsg (net/socket.c:2784)
[    9.270044][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.270181][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.270350][  T193]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.270483][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.270618][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.270750][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.270888][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.271023][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.271194][  T193] RIP: 0033:0x7fda0982e08e
[    9.271333][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.271805][  T193] RSP: 002b:00007ffcde824cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.272014][  T193] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fda0982e08e
[    9.272217][  T193] RDX: 0000000000000000 RSI: 00007ffcde824d70 RDI: 0000000000000005
[    9.272416][  T193] RBP: 00007ffcde824cd0 R08: 0000000000000000 R09: 0000000000000000
[    9.272614][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.272813][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcde825430
| [    9.304418][  T195] ------------[ cut here ]------------
| [    9.304586][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [    9.304842][  T195] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.305366][  T195] Tainted: [W]=WARN
[    9.305476][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.305656][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.305844][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.306365][  T195] RSP: 0018:ffa00000006a6f70 EFLAGS: 00010286
[    9.306547][  T195] RAX: 00000000ffffffa6 RBX: ff11000005dc07c0 RCX: 1ff40000000d4db4
[    9.306763][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0870
[    9.306983][  T195] RBP: ff110000050b2000 R08: 1fe2200000bb810f R09: ff11000010078b80
[    9.307202][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.307414][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    9.307630][  T195] FS:  00007fa708a19840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.307887][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.308071][  T195] CR2: 0000000006ad2a28 CR3: 000000000c137002 CR4: 0000000000771ef0
[    9.308284][  T195] PKRU: 55555554
[    9.308391][  T195] Call Trace:
[    9.308497][  T195]  <TASK>
[    9.308573][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.308715][  T195]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    9.308860][  T195]  notifier_call_chain (kernel/notifier.c:85)
[    9.309022][  T195]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    9.309169][  T195]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.309316][  T195]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.309461][  T195]  netdev_upper_dev_link (net/core/dev.c:8972)
[    9.309604][  T195]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[    9.309750][  T195] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[    9.310348][  T195]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.310496][  T195] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.310641][  T195]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.310787][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.310936][  T195]  ? nla_strscpy (lib/nlattr.c:795)
[    9.311085][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.311232][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.311375][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.311517][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.311665][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.311811][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.311961][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.312107][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.312251][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.312395][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.312536][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.312682][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.312826][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.312974][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.313122][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.313264][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.313406][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.313551][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.313693][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.313839][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.313983][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.314131][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.314276][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.314417][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.314564][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.314708][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.314849][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.314998][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.315143][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.315285][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.315430][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.315572][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.315715][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.315895][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.316039][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.316185][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.316330][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.316472][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.316651][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.316808][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.316955][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.317101][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.317281][  T195]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.317424][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.317569][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.317711][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.317854][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.318002][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.318182][  T195] RIP: 0033:0x7fa708c5308e
[    9.318330][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.318836][  T195] RSP: 002b:00007fff246766d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.319056][  T195] RAX: ffffffffffffffda RBX: 00007fff24676e70 RCX: 00007fa708c5308e
[    9.319270][  T195] RDX: 0000000000000000 RSI: 00007fff24676780 RDI: 0000000000000005
[    9.319484][  T195] RBP: 00007fff246766e0 R08: 0000000000000000 R09: 0000000000000000
[    9.319697][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.319915][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff24676e48
| [    9.321599][  T195] ------------[ cut here ]------------
| [    9.321740][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [    9.322150][  T195] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.322658][  T195] Tainted: [W]=WARN
[    9.322768][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.322950][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.323139][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.323647][  T195] RSP: 0018:ffa00000006a6fd0 EFLAGS: 00010286
[    9.323830][  T195] RAX: 00000000ffffffa6 RBX: ff11000005dc0640 RCX: 1ff40000000d4dc0
[    9.324049][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc06f0
[    9.324266][  T195] RBP: ff1100000cfc2000 R08: 1fe2200000bb80df R09: ff11000010078b80
[    9.324478][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.324691][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cfc2e04
[    9.324912][  T195] FS:  00007fa708a19840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.325167][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.325346][  T195] CR2: 0000000006ad2a28 CR3: 000000000c137002 CR4: 0000000000771ef0
[    9.325561][  T195] PKRU: 55555554
[    9.325668][  T195] Call Trace:
[    9.325776][  T195]  <TASK>
[    9.325850][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.325999][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.326112][  T195]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.326255][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.326399][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.326543][  T195]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.326688][  T195]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[    9.326833][  T195]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.326983][  T195] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[    9.327133][  T195]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.327280][  T195] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.327426][  T195]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.327590][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.327735][  T195]  ? nla_strscpy (lib/nlattr.c:795)
[    9.327881][  T195]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.328026][  T195]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.328173][  T195]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.328315][  T195]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.328464][  T195]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.328612][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.328764][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.328911][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.329057][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.329201][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.329344][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.329491][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.329636][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.329784][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.329933][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.330083][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.330225][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.330370][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.330512][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.330657][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.330800][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.330953][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.331104][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.331247][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.331392][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.331537][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.331680][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.331825][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.331974][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.332125][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.332269][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.332411][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.332554][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.332730][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.332877][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.333020][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.333168][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.333310][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.333489][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.333643][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.333785][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.333931][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.334114][  T195]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.334257][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.334402][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.334543][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.334684][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.334827][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.335008][  T195] RIP: 0033:0x7fa708c5308e
[    9.335161][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.335670][  T195] RSP: 002b:00007fff246766d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.335890][  T195] RAX: ffffffffffffffda RBX: 00007fff24676e70 RCX: 00007fa708c5308e
[    9.336106][  T195] RDX: 0000000000000000 RSI: 00007fff24676780 RDI: 0000000000000005
[    9.336322][  T195] RBP: 00007fff246766e0 R08: 0000000000000000 R09: 0000000000000000
[    9.336535][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.336747][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff24676e48
| [    9.374636][  T197] ------------[ cut here ]------------
| [    9.374796][  T197] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/197
| [    9.375044][  T197] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.375535][  T197] Tainted: [W]=WARN
[    9.375637][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.375806][  T197] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.375987][  T197] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.376466][  T197] RSP: 0018:ffa00000006a7020 EFLAGS: 00010286
[    9.376637][  T197] RAX: 00000000ffffffa6 RBX: ff1100000c1f2f40 RCX: 1ff40000000d4dca
[    9.376839][  T197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c1f2ff0
[    9.377150][  T197] RBP: ff1100000cfc2000 R08: 1fe220000183e5ff R09: ff1100001007d158
[    9.377355][  T197] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.377557][  T197] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.377837][  T197] FS:  00007f637e664840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[    9.378165][  T197] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.378335][  T197] CR2: 0000000001d10988 CR3: 000000000ae4c002 CR4: 0000000000771ef0
[    9.378537][  T197] PKRU: 55555554
[    9.378637][  T197] Call Trace:
[    9.378739][  T197]  <TASK>
[    9.378809][  T197]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.379016][  T197]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.379125][  T197]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.379259][  T197]  __dev_notify_flags (net/core/dev.c:9787)
[    9.379394][  T197]  ? netif_change_name (net/core/dev.c:1495)
[    9.379530][  T197]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.379665][  T197]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.379799][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.379941][  T197]  ? 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))
[    9.380085][  T197]  netif_change_flags (net/core/dev.c:9820)
[    9.380221][  T197]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.380358][  T197]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.380493][  T197]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.380631][  T197]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.380800][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.380942][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.381085][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.381220][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.381354][  T197]  ? __kernel_text_address (kernel/extable.c:79)
[    9.381490][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.381627][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.381760][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.381903][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.382039][  T197]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.382179][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.382313][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.382448][  T197]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.382581][  T197]  ? __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)
[    9.382716][  T197]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.382853][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.382995][  T197]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.383137][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.383275][  T197]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.383414][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.383548][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.383684][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.383818][  T197]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.383959][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.384100][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.384233][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.384368][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.384503][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.384639][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.384776][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.384914][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.385048][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.385185][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.385321][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.385455][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.385589][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.385722][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.385858][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.386001][  T197]  ? 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))
[    9.386140][  T197]  ? 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))
[    9.386276][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.386411][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.386546][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.386682][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.386818][  T197]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.386961][  T197]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.387099][  T197]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.387232][  T197]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.387365][  T197]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.387529][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[    9.387663][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.387798][  T197]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.387980][  T197]  ___sys_sendmsg (net/socket.c:2752)
[    9.388117][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.388283][  T197]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.388429][  T197]  __sys_sendmsg (net/socket.c:2784)
[    9.388563][  T197]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.388697][  T197]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.388871][  T197]  ? 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)
[    9.389012][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.389150][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.389283][  T197]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.389416][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.389550][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.389715][  T197] RIP: 0033:0x7f637e89e08e
[    9.389855][  T197] 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
[    9.390339][  T197] RSP: 002b:00007ffc78e1f910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.390542][  T197] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f637e89e08e
[    9.390740][  T197] RDX: 0000000000000000 RSI: 00007ffc78e1f9c0 RDI: 0000000000000005
[    9.390943][  T197] RBP: 00007ffc78e1f920 R08: 0000000000000000 R09: 0000000000000000
[    9.391148][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.391347][  T197] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc78e20080
| [    9.452299][  T201] ------------[ cut here ]------------
| [    9.452460][  T201] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/201
| [    9.452697][  T201] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.453254][  T201] Tainted: [W]=WARN
[    9.453356][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.453524][  T201] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.453699][  T201] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.454190][  T201] RSP: 0018:ffa0000000607020 EFLAGS: 00010286
[    9.454367][  T201] RAX: 00000000ffffffa6 RBX: ff11000009f056c0 RCX: 1ff40000000c0dca
[    9.454569][  T201] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009f05770
[    9.454770][  T201] RBP: ff1100000cc12000 R08: 1fe22000013e0aef R09: ff1100000e800b58
[    9.455127][  T201] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.455330][  T201] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.455533][  T201] FS:  00007f0d4e308840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[    9.455769][  T201] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.455944][  T201] CR2: 00000000360ca988 CR3: 000000000e9fe003 CR4: 0000000000771ef0
[    9.456153][  T201] PKRU: 55555554
[    9.456254][  T201] Call Trace:
[    9.456357][  T201]  <TASK>
[    9.456426][  T201]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.456564][  T201]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.456671][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.456806][  T201]  __dev_notify_flags (net/core/dev.c:9787)
[    9.456947][  T201]  ? netif_change_name (net/core/dev.c:1495)
[    9.457086][  T201]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.457221][  T201]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.457356][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.457495][  T201]  ? 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))
[    9.457634][  T201]  netif_change_flags (net/core/dev.c:9820)
[    9.457769][  T201]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.457910][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.458046][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.458185][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.458351][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.458488][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.458624][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.458759][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.458954][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[    9.459152][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.459289][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.459423][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.459557][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.459693][  T201]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.459827][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.460016][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.460157][  T201]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.460293][  T201]  ? __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)
[    9.460427][  T201]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.460563][  T201]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.460700][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.460839][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.461030][  T201]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.461172][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.461308][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.461442][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.461578][  T201]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.461712][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.461850][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.462039][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.462176][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.462310][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.462450][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.462588][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.462725][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.462929][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.463065][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.463201][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.463333][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.463468][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.463603][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.463737][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.463950][  T201]  ? 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))
[    9.464091][  T201]  ? 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))
[    9.464229][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.464364][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.464499][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.464635][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.464770][  T201]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.464970][  T201]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.465115][  T201]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.465249][  T201]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.465381][  T201]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.465547][  T201]  ? move_addr_to_kernel (net/socket.c:258)
[    9.465682][  T201]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.465816][  T201]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.466039][  T201]  ___sys_sendmsg (net/socket.c:2752)
[    9.466179][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.466345][  T201]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.466493][  T201]  __sys_sendmsg (net/socket.c:2784)
[    9.466627][  T201]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.466760][  T201]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.467005][  T201]  ? 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)
[    9.467143][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.467282][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.467415][  T201]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.467548][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.467681][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.467847][  T201] RIP: 0033:0x7f0d4e54208e
[    9.468073][  T201] 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
[    9.468552][  T201] RSP: 002b:00007ffced5b5fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.468756][  T201] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0d4e54208e
[    9.469045][  T201] RDX: 0000000000000000 RSI: 00007ffced5b6070 RDI: 0000000000000005
[    9.469251][  T201] RBP: 00007ffced5b5fd0 R08: 0000000000000000 R09: 0000000000000000
[    9.469457][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.469657][  T201] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffced5b6730
| [    9.494340][  T202] ------------[ cut here ]------------
| [    9.494499][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/202
| [    9.494739][  T202] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.495227][  T202] Tainted: [W]=WARN
[    9.495330][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.495498][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.495675][  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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.496162][  T202] RSP: 0018:ffa00000006e7020 EFLAGS: 00010286
[    9.496331][  T202] RAX: 00000000ffffffa6 RBX: ff1100000bbe3240 RCX: 1ff40000000dcdca
[    9.496534][  T202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe32f0
[    9.496735][  T202] RBP: ff1100000c2ca000 R08: 1fe220000177c65f R09: ff11000009df2e58
[    9.496940][  T202] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.497148][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.497351][  T202] FS:  00007f32ba78f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.497586][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.497756][  T202] CR2: 0000000005cef988 CR3: 000000000ac29003 CR4: 0000000000771ef0
[    9.497965][  T202] PKRU: 55555554
[    9.498070][  T202] Call Trace:
[    9.498171][  T202]  <TASK>
[    9.498241][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.498378][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.498480][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.498613][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[    9.498749][  T202]  ? netif_change_name (net/core/dev.c:1495)
[    9.498888][  T202]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.499023][  T202]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.499161][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.499297][  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))
[    9.499435][  T202]  netif_change_flags (net/core/dev.c:9820)
[    9.499570][  T202]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.499705][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.499840][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.499978][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.500150][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.500286][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.500420][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.500554][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.500688][  T202]  ? __kernel_text_address (kernel/extable.c:79)
[    9.500823][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.500964][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.501104][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.501240][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.501374][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.501507][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.501640][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.501774][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.501911][  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)
[    9.502044][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.502184][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.502319][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.502456][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.502593][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.502728][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.502866][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.503000][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.503137][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.503271][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.503408][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.503543][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.503675][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.503808][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.503945][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.504084][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.504219][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.504352][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.504485][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.504621][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.504754][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.504893][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.505025][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.505164][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.505302][  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))
[    9.505435][  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))
[    9.505570][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.505703][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.505835][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.505975][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.506113][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.506249][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.506386][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.506518][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.506651][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.506815][  T202]  ? move_addr_to_kernel (net/socket.c:258)
[    9.506954][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.507091][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.507226][  T202]  ___sys_sendmsg (net/socket.c:2752)
[    9.507358][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.507523][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.507669][  T202]  __sys_sendmsg (net/socket.c:2784)
[    9.507802][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.507938][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.508110][  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)
[    9.508243][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.508378][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.508511][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.508642][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.508775][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.508943][  T202] RIP: 0033:0x7f32ba9c908e
[    9.509087][  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
[    9.509557][  T202] RSP: 002b:00007ffdf170f270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.509758][  T202] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32ba9c908e
[    9.509961][  T202] RDX: 0000000000000000 RSI: 00007ffdf170f320 RDI: 0000000000000005
[    9.510164][  T202] RBP: 00007ffdf170f280 R08: 0000000000000000 R09: 0000000000000000
[    9.510362][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.510561][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf170f9e0
| [    9.536034][  T203] ------------[ cut here ]------------
| [    9.536240][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/203
| [    9.536536][  T203] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.537152][  T203] Tainted: [W]=WARN
[    9.537306][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.537534][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.537776][  T203] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.538455][  T203] RSP: 0018:ffa00000006e6f70 EFLAGS: 00010286
[    9.538769][  T203] RAX: 00000000ffffffa6 RBX: ff110000051ca340 RCX: 1ff40000000dcdb4
[    9.539144][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051ca3f0
[    9.539497][  T203] RBP: ff110000050b2000 R08: 1fe2200000a3947f R09: ff1100000bb60b80
[    9.539859][  T203] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    9.540304][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    9.540661][  T203] FS:  00007f4b66703840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[    9.541052][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.541368][  T203] CR2: 00007f4b668fc460 CR3: 0000000009e50005 CR4: 0000000000771ef0
[    9.541720][  T203] PKRU: 55555554
[    9.541978][  T203] Call Trace:
[    9.542189][  T203]  <TASK>
[    9.542308][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.542499][  T203]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    9.542690][  T203]  notifier_call_chain (kernel/notifier.c:85)
[    9.542896][  T203]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    9.543093][  T203]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.543287][  T203]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.543479][  T203]  netdev_upper_dev_link (net/core/dev.c:8972)
[    9.543671][  T203]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[    9.543877][  T203] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[    9.544081][  T203]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.544277][  T203] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.544473][  T203]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.544667][  T203]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.544858][  T203]  ? nla_strscpy (lib/nlattr.c:795)
[    9.545069][  T203]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.545260][  T203]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.545448][  T203]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.545637][  T203]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.545834][  T203]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.546040][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.546238][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.546428][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.546617][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.546804][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.547008][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.547210][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.547401][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.547589][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.547782][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.547983][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.548175][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.548369][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.548556][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.548747][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.548947][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.549141][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.549336][  T203]  ? 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))
[    9.549527][  T203]  ? 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))
[    9.549718][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.549918][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.550116][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.550311][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.550501][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.550692][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.550902][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.551098][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.551287][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.551508][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[    9.551703][  T203]  ___sys_sendmsg (net/socket.c:2752)
[    9.551904][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.552103][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.552304][  T203]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.552496][  T203]  __sys_sendmsg (net/socket.c:2784)
[    9.552685][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.552889][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.553084][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.553276][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.553463][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.553654][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.553844][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.554085][  T203] RIP: 0033:0x7f4b6693d08e
[    9.554279][  T203] 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
[    9.554823][  T203] RSP: 002b:00007ffd67fd9160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.555100][  T203] RAX: ffffffffffffffda RBX: 00007ffd67fd9900 RCX: 00007f4b6693d08e
[    9.555356][  T203] RDX: 0000000000000000 RSI: 00007ffd67fd9210 RDI: 0000000000000005
[    9.555616][  T203] RBP: 00007ffd67fd9170 R08: 0000000000000000 R09: 0000000000000000
[    9.555884][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.556151][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd67fd98d8
| [    9.558266][  T203] ------------[ cut here ]------------
| [    9.558452][  T203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/203
| [    9.558740][  T203] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.559421][  T203] Tainted: [W]=WARN
[    9.559574][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.559794][  T203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.560316][  T203] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.560935][  T203] RSP: 0018:ffa00000006e6fd0 EFLAGS: 00010286
[    9.561224][  T203] RAX: 00000000ffffffa6 RBX: ff110000051ca640 RCX: 1ff40000000dcdc0
[    9.561532][  T203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051ca6f0
[    9.561841][  T203] RBP: ff1100000cd52000 R08: 1fe2200000a394df R09: ff1100000bb60b80
[    9.562179][  T203] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.562491][  T203] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd52e04
[    9.562820][  T203] FS:  00007f4b66703840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[    9.563186][  T203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.563474][  T203] CR2: 00007f4b668fc460 CR3: 0000000009e50005 CR4: 0000000000771ef0
[    9.563734][  T203] PKRU: 55555554
[    9.563895][  T203] Call Trace:
[    9.564046][  T203]  <TASK>
[    9.564175][  T203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.564383][  T203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.564537][  T203]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.564726][  T203]  __dev_notify_flags (net/core/dev.c:9787)
[    9.564925][  T203]  ? netif_change_name (net/core/dev.c:1495)
[    9.565118][  T203]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.565323][  T203]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[    9.565509][  T203]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.565695][  T203] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[    9.565896][  T203]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.566098][  T203] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.566288][  T203]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.566479][  T203]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.566663][  T203]  ? nla_strscpy (lib/nlattr.c:795)
[    9.566851][  T203]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.567050][  T203]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.567246][  T203]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.567434][  T203]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.567624][  T203]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.567813][  T203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.568016][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.568206][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.568391][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.568579][  T203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.568769][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.568972][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.569165][  T203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.569349][  T203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.569537][  T203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.569726][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.569924][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.570117][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.570299][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.570485][  T203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.570667][  T203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.570856][  T203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.571070][  T203]  ? 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))
[    9.571253][  T203]  ? 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))
[    9.571440][  T203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.571624][  T203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.571808][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.572006][  T203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.572202][  T203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.572390][  T203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.572575][  T203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.572758][  T203]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.572950][  T203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.573170][  T203]  ? move_addr_to_kernel (net/socket.c:258)
[    9.573359][  T203]  ___sys_sendmsg (net/socket.c:2752)
[    9.573544][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.573732][  T203]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.573938][  T203]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.574131][  T203]  __sys_sendmsg (net/socket.c:2784)
[    9.574316][  T203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.574505][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.574694][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.574891][  T203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.575080][  T203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.575265][  T203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.575450][  T203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.575667][  T203] RIP: 0033:0x7f4b6693d08e
[    9.575897][  T203] 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
[    9.576434][  T203] RSP: 002b:00007ffd67fd9160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.576686][  T203] RAX: ffffffffffffffda RBX: 00007ffd67fd9900 RCX: 00007f4b6693d08e
[    9.576950][  T203] RDX: 0000000000000000 RSI: 00007ffd67fd9210 RDI: 0000000000000005
[    9.577203][  T203] RBP: 00007ffd67fd9170 R08: 0000000000000000 R09: 0000000000000000
[    9.577479][  T203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2e
[    9.577733][  T203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd67fd98d8
| [    9.611680][  T204] ------------[ cut here ]------------
| [    9.611851][  T204] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/204
| [    9.612092][  T204] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.612559][  T204] Tainted: [W]=WARN
[    9.612675][  T204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.612836][  T204] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.613008][  T204] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.613468][  T204] RSP: 0018:ffa00000006e7020 EFLAGS: 00010286
[    9.613630][  T204] RAX: 00000000ffffffa6 RBX: ff11000001f2fe40 RCX: 1ff40000000dcdca
[    9.613824][  T204] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2fef0
[    9.614023][  T204] RBP: ff1100000cd52000 R08: 1fe22000003e5fdf R09: ff1100000cb85158
[    9.614220][  T204] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.614416][  T204] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.614612][  T204] FS:  00007efd7f559840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[    9.614845][  T204] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.615018][  T204] CR2: 00000000267bf988 CR3: 000000000cec9001 CR4: 0000000000771ef0
[    9.615236][  T204] PKRU: 55555554
[    9.615338][  T204] Call Trace:
[    9.615437][  T204]  <TASK>
[    9.615505][  T204]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.615637][  T204]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.615736][  T204]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.615871][  T204]  __dev_notify_flags (net/core/dev.c:9787)
[    9.616001][  T204]  ? netif_change_name (net/core/dev.c:1495)
[    9.616134][  T204]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.616262][  T204]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.616393][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.616522][  T204]  ? 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))
[    9.616653][  T204]  netif_change_flags (net/core/dev.c:9820)
[    9.616786][  T204]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.616922][  T204]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.617053][  T204]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.617190][  T204]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.617350][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.617506][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.617635][  T204]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.617765][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.617900][  T204]  ? __kernel_text_address (kernel/extable.c:79)
[    9.618031][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.618168][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.618315][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.618449][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.618578][  T204]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.618707][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.618837][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.618970][  T204]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.619104][  T204]  ? __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)
[    9.619231][  T204]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.619359][  T204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.619489][  T204]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.619620][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.619751][  T204]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.619887][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.620015][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.620152][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.620279][  T204]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.620409][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.620546][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.620677][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.620805][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.620939][  T204]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.621071][  T204]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.621201][  T204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.621328][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.621458][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.621604][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.621735][  T204]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.621870][  T204]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.622001][  T204]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.622133][  T204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.622263][  T204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.622392][  T204]  ? 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))
[    9.622522][  T204]  ? 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))
[    9.622652][  T204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.622782][  T204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.622917][  T204]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.623049][  T204]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.623210][  T204]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.623340][  T204]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.623470][  T204]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.623598][  T204]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.623725][  T204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.623890][  T204]  ? move_addr_to_kernel (net/socket.c:258)
[    9.624019][  T204]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.624173][  T204]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.624309][  T204]  ___sys_sendmsg (net/socket.c:2752)
[    9.624441][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.624606][  T204]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.624751][  T204]  __sys_sendmsg (net/socket.c:2784)
[    9.624890][  T204]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.625023][  T204]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.625199][  T204]  ? 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)
[    9.625332][  T204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.625466][  T204]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.625598][  T204]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.625731][  T204]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.625876][  T204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.626046][  T204] RIP: 0033:0x7efd7f79308e
[    9.626193][  T204] 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
[    9.626665][  T204] RSP: 002b:00007ffe18462ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.626871][  T204] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efd7f79308e
[    9.627075][  T204] RDX: 0000000000000000 RSI: 00007ffe18462d50 RDI: 0000000000000005
[    9.627286][  T204] RBP: 00007ffe18462cb0 R08: 0000000000000000 R09: 0000000000000000
[    9.627486][  T204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[    9.627687][  T204] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe18463410
| [    9.703037][  T211] ------------[ cut here ]------------
| [    9.703215][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/211
| [    9.703467][  T211] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.703984][  T211] Tainted: [W]=WARN
[    9.704101][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.704282][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.704470][  T211] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.704985][  T211] RSP: 0018:ffa0000000766f70 EFLAGS: 00010286
[    9.705173][  T211] RAX: 00000000ffffffa6 RBX: ff11000005edf3c0 RCX: 1ff40000000ecdb4
[    9.705387][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf470
[    9.705599][  T211] RBP: ff110000050b2000 R08: 1fe2200000bdbe8f R09: ff1100000bb62e80
[    9.705813][  T211] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[    9.706035][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[    9.706256][  T211] FS:  00007fe9b51e0840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.706507][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.706686][  T211] CR2: 00007fe9b53d9460 CR3: 000000000cc9f001 CR4: 0000000000771ef0
[    9.706905][  T211] PKRU: 55555554
[    9.707013][  T211] Call Trace:
[    9.707124][  T211]  <TASK>
[    9.707198][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.707341][  T211]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    9.707487][  T211]  notifier_call_chain (kernel/notifier.c:85)
[    9.707633][  T211]  __netdev_upper_dev_link (net/core/dev.c:8931)
[    9.707778][  T211]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.707929][  T211]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.708079][  T211]  netdev_upper_dev_link (net/core/dev.c:8972)
[    9.708222][  T211]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[    9.708367][  T211] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[    9.708519][  T211]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.708668][  T211] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.708816][  T211]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.708969][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.709118][  T211]  ? nla_strscpy (lib/nlattr.c:795)
[    9.709264][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.709409][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.709553][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.709696][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.709846][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.709997][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.710146][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.710289][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.710431][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.710573][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.710716][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.710868][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.711013][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.711162][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.711304][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.711446][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.711590][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.711736][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.711881][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.712025][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.712172][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.712317][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.712465][  T211]  ? 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))
[    9.712608][  T211]  ? 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))
[    9.712753][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.712903][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.713045][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.713194][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.713339][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.713483][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.713630][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.713773][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.713920][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.714104][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[    9.714251][  T211]  ___sys_sendmsg (net/socket.c:2752)
[    9.714395][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.714539][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.714691][  T211]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.714836][  T211]  __sys_sendmsg (net/socket.c:2784)
[    9.714984][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.715135][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.715277][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.715422][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.715565][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.715709][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.715853][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.716037][  T211] RIP: 0033:0x7fe9b541a08e
[    9.716194][  T211] 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
[    9.716704][  T211] RSP: 002b:00007ffe099c67e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.716926][  T211] RAX: ffffffffffffffda RBX: 00007ffe099c6f80 RCX: 00007fe9b541a08e
[    9.717144][  T211] RDX: 0000000000000000 RSI: 00007ffe099c6890 RDI: 0000000000000005
[    9.717357][  T211] RBP: 00007ffe099c67f0 R08: 0000000000000000 R09: 0000000000000000
[    9.717570][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[    9.717784][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe099c6f58
| [    9.719447][  T211] ------------[ cut here ]------------
| [    9.719591][  T211] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/211
| [    9.719837][  T211] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.720352][  T211] Tainted: [W]=WARN
[    9.720460][  T211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.720640][  T211] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.720824][  T211] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.721337][  T211] RSP: 0018:ffa0000000766fd0 EFLAGS: 00010286
[    9.721517][  T211] RAX: 00000000ffffffa6 RBX: ff11000005ede340 RCX: 1ff40000000ecdc0
[    9.721730][  T211] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede3f0
[    9.721948][  T211] RBP: ff1100000bb02000 R08: 1fe2200000bdbc7f R09: ff1100000bb62e80
[    9.722164][  T211] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.722376][  T211] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02e04
[    9.722591][  T211] FS:  00007fe9b51e0840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.722843][  T211] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.723027][  T211] CR2: 00007fe9b53d9460 CR3: 000000000cc9f001 CR4: 0000000000771ef0
[    9.723245][  T211] PKRU: 55555554
[    9.723352][  T211] Call Trace:
[    9.723460][  T211]  <TASK>
[    9.723534][  T211]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.723678][  T211]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.723788][  T211]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[    9.723938][  T211]  __dev_notify_flags (net/core/dev.c:9787)
[    9.724089][  T211]  ? netif_change_name (net/core/dev.c:1495)
[    9.724233][  T211]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[    9.724378][  T211]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[    9.724522][  T211]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.724665][  T211] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[    9.724813][  T211]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[    9.724966][  T211] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[    9.725116][  T211]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[    9.725263][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.725407][  T211]  ? nla_strscpy (lib/nlattr.c:795)
[    9.725550][  T211]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.725694][  T211]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.725840][  T211]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.725986][  T211]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.726140][  T211]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.726287][  T211]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.726433][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.726576][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.726720][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.726868][  T211]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.727012][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.727163][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.727306][  T211]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.727450][  T211]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.727593][  T211]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.727737][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.727883][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.728027][  T211]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.728174][  T211]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.728318][  T211]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.728460][  T211]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.728605][  T211]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.728751][  T211]  ? 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))
[    9.728900][  T211]  ? 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))
[    9.729045][  T211]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.729196][  T211]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.729340][  T211]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.729484][  T211]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.729629][  T211]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.729773][  T211]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.729923][  T211]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.730069][  T211]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.730211][  T211]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.730390][  T211]  ? move_addr_to_kernel (net/socket.c:258)
[    9.730536][  T211]  ___sys_sendmsg (net/socket.c:2752)
[    9.730677][  T211]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.730820][  T211]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.730976][  T211]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.731126][  T211]  __sys_sendmsg (net/socket.c:2784)
[    9.731270][  T211]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.731416][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.731558][  T211]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.731702][  T211]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.731844][  T211]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.731990][  T211]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.732137][  T211]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.732313][  T211] RIP: 0033:0x7fe9b541a08e
[    9.732462][  T211] 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
[    9.732971][  T211] RSP: 002b:00007ffe099c67e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.733188][  T211] RAX: ffffffffffffffda RBX: 00007ffe099c6f80 RCX: 00007fe9b541a08e
[    9.733401][  T211] RDX: 0000000000000000 RSI: 00007ffe099c6890 RDI: 0000000000000005
[    9.733615][  T211] RBP: 00007ffe099c67f0 R08: 0000000000000000 R09: 0000000000000000
[    9.733825][  T211] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[    9.734045][  T211] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe099c6f58
| [    9.765960][  T212] ------------[ cut here ]------------
| [    9.766132][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/212
| [    9.766372][  T212] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.766860][  T212] Tainted: [W]=WARN
[    9.766972][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.767151][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.767329][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.767812][  T212] RSP: 0018:ffa00000006f7020 EFLAGS: 00010286
[    9.767997][  T212] RAX: 00000000ffffffa6 RBX: ff110000051cb540 RCX: 1ff40000000dedca
[    9.768206][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cb5f0
[    9.768410][  T212] RBP: ff1100000bb02000 R08: 1fe2200000a396bf R09: ff1100000cb0d158
[    9.768615][  T212] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.768817][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.769029][  T212] FS:  00007f7cd02ef840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[    9.769269][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.769440][  T212] CR2: 000000003f470988 CR3: 000000000cc43002 CR4: 0000000000771ef0
[    9.769644][  T212] PKRU: 55555554
[    9.769747][  T212] Call Trace:
[    9.769849][  T212]  <TASK>
[    9.769926][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.770070][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.770173][  T212]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.770308][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[    9.770444][  T212]  ? netif_change_name (net/core/dev.c:1495)
[    9.770579][  T212]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.770716][  T212]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.770852][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.770993][  T212]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.771137][  T212]  netif_change_flags (net/core/dev.c:9820)
[    9.771275][  T212]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.771412][  T212]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.771550][  T212]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.771685][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.771854][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.771997][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.772135][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.772270][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.772404][  T212]  ? __kernel_text_address (kernel/extable.c:79)
[    9.772539][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.772677][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.772811][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.772952][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.773092][  T212]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.773226][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.773361][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.773496][  T212]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.773631][  T212]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.773767][  T212]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.773959][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.774100][  T212]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.774237][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.774374][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.774511][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.774646][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.774780][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.774964][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.775104][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.775241][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.775375][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.775510][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.775645][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.775782][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.775924][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.776069][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.776205][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.776340][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.776478][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.776613][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.776749][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.776893][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.777030][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.777174][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.777308][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.777446][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.777582][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.777717][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.777853][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.777998][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.778138][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.778275][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.778411][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.778546][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.778712][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[    9.778848][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.778991][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.779131][  T212]  ___sys_sendmsg (net/socket.c:2752)
[    9.779264][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.779432][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.779579][  T212]  __sys_sendmsg (net/socket.c:2784)
[    9.779715][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.779848][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.780027][  T212]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.780168][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.780304][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.780438][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.780571][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.780707][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.780878][  T212] RIP: 0033:0x7f7cd052908e
[    9.781020][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.781503][  T212] RSP: 002b:00007ffeb3517100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.781706][  T212] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7cd052908e
[    9.781911][  T212] RDX: 0000000000000000 RSI: 00007ffeb35171b0 RDI: 0000000000000005
[    9.782118][  T212] RBP: 00007ffeb3517110 R08: 0000000000000000 R09: 0000000000000000
[    9.782318][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[    9.782519][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb3517870
| [    9.904964][  T221] ------------[ cut here ]------------
| [    9.905150][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/221
| [    9.905387][  T221] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.905917][  T221] Tainted: [W]=WARN
[    9.906021][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.906197][  T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.906389][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.906870][  T221] RSP: 0018:ffa00000008f71b0 EFLAGS: 00010286
[    9.907047][  T221] RAX: 00000000ffffffa6 RBX: ff1100000b2eb540 RCX: 1ff400000011edfc
[    9.907296][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb5f0
[    9.907499][  T221] RBP: ff1100000c20c000 R08: 1fe220000165d6bf R09: ff1100000cbd0b80
[    9.907703][  T221] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.907909][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[    9.908115][  T221] FS:  00007f599d093840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[    9.908352][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.908523][  T221] CR2: 00007f599d28c460 CR3: 000000000ce27002 CR4: 0000000000771ef0
[    9.908736][  T221] PKRU: 55555554
[    9.908835][  T221] Call Trace:
[    9.908941][  T221]  <TASK>
[    9.909009][  T221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.909147][  T221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.909249][  T221]  __dev_notify_flags (net/core/dev.c:9787)
[    9.909382][  T221]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[    9.909519][  T221]  ? netif_change_name (net/core/dev.c:1495)
[    9.909657][  T221]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.909790][  T221]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.909929][  T221]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.910064][  T221]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.910199][  T221]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.910337][  T221]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.910476][  T221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.910609][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.910745][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.910885][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.911019][  T221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.911160][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.911301][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.911441][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.911577][  T221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.911713][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.911868][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.912002][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.912141][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.912273][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.912406][  T221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.912539][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.912677][  T221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.912823][  T221]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.912961][  T221]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.913134][  T221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.913288][  T221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.913429][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.913567][  T221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.913705][  T221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.913841][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.913983][  T221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.914141][  T221]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.914273][  T221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.914438][  T221]  ? move_addr_to_kernel (net/socket.c:258)
[    9.914578][  T221]  ___sys_sendmsg (net/socket.c:2752)
[    9.914713][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.914846][  T221]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.914994][  T221]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.915156][  T221]  __sys_sendmsg (net/socket.c:2784)
[    9.915288][  T221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.915424][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.915557][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.915691][  T221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.915822][  T221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.915960][  T221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.916096][  T221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.916265][  T221] RIP: 0033:0x7f599d2cd08e
[    9.916403][  T221] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.916877][  T221] RSP: 002b:00007fff219d0470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.917083][  T221] RAX: ffffffffffffffda RBX: 00007fff219d0c08 RCX: 00007f599d2cd08e
[    9.917281][  T221] RDX: 0000000000000000 RSI: 00007fff219d0520 RDI: 0000000000000005
[    9.917477][  T221] RBP: 00007fff219d0480 R08: 0000000000000000 R09: 0000000000000000
[    9.917683][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[    9.917893][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff219d0be0
| [    9.946090][  T223] ------------[ cut here ]------------
| [    9.946257][  T223] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/223
| [    9.946486][  T223] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [    9.946985][  T223] Tainted: [W]=WARN
[    9.947089][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.947256][  T223] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.947431][  T223] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.947965][  T223] RSP: 0018:ffa00000008f7020 EFLAGS: 00010286
[    9.948133][  T223] RAX: 00000000ffffffa6 RBX: ff11000009b1c940 RCX: 1ff400000011edca
[    9.948330][  T223] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c9f0
[    9.948525][  T223] RBP: ff1100000c20c000 R08: 1fe220000136393f R09: ff1100000c170b58
[    9.948720][  T223] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.948972][  T223] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    9.949228][  T223] FS:  00007f05bdd13840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[    9.949459][  T223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.949622][  T223] CR2: 000000002224e988 CR3: 000000000c37f002 CR4: 0000000000771ef0
[    9.949819][  T223] PKRU: 55555554
[    9.949972][  T223] Call Trace:
[    9.950073][  T223]  <TASK>
[    9.950141][  T223]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.950276][  T223]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.950375][  T223]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.950505][  T223]  __dev_notify_flags (net/core/dev.c:9787)
[    9.950636][  T223]  ? netif_change_name (net/core/dev.c:1495)
[    9.950766][  T223]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.950946][  T223]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    9.951084][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.951221][  T223]  ? 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))
[    9.951354][  T223]  netif_change_flags (net/core/dev.c:9820)
[    9.951485][  T223]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.951615][  T223]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.951747][  T223]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.951881][  T223]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.952042][  T223]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.952176][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.952305][  T223]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.952434][  T223]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.952564][  T223]  ? __kernel_text_address (kernel/extable.c:79)
[    9.952694][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.952825][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.952961][  T223]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.953095][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.953225][  T223]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.953353][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.953482][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.953610][  T223]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.953740][  T223]  ? __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)
[    9.953876][  T223]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.954006][  T223]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.954142][  T223]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.954275][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.954406][  T223]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.954538][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.954667][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.954798][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.954934][  T223]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.955069][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.955202][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.955332][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.955461][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.955590][  T223]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.955720][  T223]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.955850][  T223]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.955987][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.956121][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.956250][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.956381][  T223]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.956510][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.956642][  T223]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.956773][  T223]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.956909][  T223]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.957045][  T223]  ? 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))
[    9.957177][  T223]  ? 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))
[    9.957308][  T223]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.957438][  T223]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.957567][  T223]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.957698][  T223]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.957830][  T223]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.957968][  T223]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.958108][  T223]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.958240][  T223]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.958369][  T223]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.958531][  T223]  ? move_addr_to_kernel (net/socket.c:258)
[    9.958662][  T223]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.958790][  T223]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.958928][  T223]  ___sys_sendmsg (net/socket.c:2752)
[    9.959062][  T223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.959224][  T223]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.959366][  T223]  __sys_sendmsg (net/socket.c:2784)
[    9.959496][  T223]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.959626][  T223]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.959791][  T223]  ? 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)
[    9.959926][  T223]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.960063][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.960193][  T223]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.960323][  T223]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.960454][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.960615][  T223] RIP: 0033:0x7f05bdf4d08e
[    9.960752][  T223] 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
[    9.961227][  T223] RSP: 002b:00007ffcb23c2840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.961426][  T223] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f05bdf4d08e
[    9.961619][  T223] RDX: 0000000000000000 RSI: 00007ffcb23c28f0 RDI: 0000000000000005
[    9.961814][  T223] RBP: 00007ffcb23c2850 R08: 0000000000000000 R09: 0000000000000000
[    9.962013][  T223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[    9.962210][  T223] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb23c2fb0
| [   10.074715][  T234] ------------[ cut here ]------------
| [   10.074964][  T234] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/234
| [   10.075210][  T234] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.075746][  T234] Tainted: [W]=WARN
[   10.075848][  T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.076100][  T234] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.076274][  T234] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.076821][  T234] RSP: 0018:ffa00000006e7020 EFLAGS: 00010286
[   10.077082][  T234] RAX: 00000000ffffffa6 RBX: ff1100000b1436c0 RCX: 1ff40000000dcdca
[   10.077281][  T234] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143770
[   10.077478][  T234] RBP: ff110000050b2000 R08: 1fe22000016286ef R09: ff1100000d650b80
[   10.077674][  T234] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.077960][  T234] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.078163][  T234] FS:  00007f1d8e947840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.078395][  T234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.078560][  T234] CR2: 0000000028cfc988 CR3: 000000000c332004 CR4: 0000000000771ef0
[   10.078758][  T234] PKRU: 55555554
[   10.078858][  T234] Call Trace:
[   10.079021][  T234]  <TASK>
[   10.079094][  T234]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.079227][  T234]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.079328][  T234]  __dev_notify_flags (net/core/dev.c:9787)
[   10.079459][  T234]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   10.079594][  T234]  ? netif_change_name (net/core/dev.c:1495)
[   10.079725][  T234]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   10.079856][  T234]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.080070][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.080204][  T234]  ? 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))
[   10.080338][  T234]  netif_change_flags (net/core/dev.c:9820)
[   10.080469][  T234]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.080603][  T234]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.080734][  T234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.080904][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.081035][  T234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.081169][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.081300][  T234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.081431][  T234]  ? __kernel_text_address (kernel/extable.c:79)
[   10.081563][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.081696][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.081827][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.081963][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.082100][  T234]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.082230][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.082360][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.082491][  T234]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.082622][  T234]  ? __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)
[   10.082755][  T234]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.082893][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.083026][  T234]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.083162][  T234]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.083296][  T234]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.083429][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.083559][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.083691][  T234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.083822][  T234]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.083959][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.084097][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.084228][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.084359][  T234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.084490][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.084622][  T234]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.084753][  T234]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.084890][  T234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.085022][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.085155][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.085289][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.085419][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.085552][  T234]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.085683][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.085815][  T234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.085955][  T234]  ? 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))
[   10.086092][  T234]  ? 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))
[   10.086224][  T234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.086355][  T234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.086486][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.086620][  T234]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.086752][  T234]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.086892][  T234]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.087026][  T234]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.087163][  T234]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.087294][  T234]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.087456][  T234]  ? move_addr_to_kernel (net/socket.c:258)
[   10.087590][  T234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.087721][  T234]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.087854][  T234]  ___sys_sendmsg (net/socket.c:2752)
[   10.087990][  T234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.088158][  T234]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.088302][  T234]  __sys_sendmsg (net/socket.c:2784)
[   10.088434][  T234]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.088566][  T234]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.088732][  T234]  ? 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)
[   10.088868][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.088999][  T234]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.089134][  T234]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.089264][  T234]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.089397][  T234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.089559][  T234] RIP: 0033:0x7f1d8eb8108e
[   10.089699][  T234] 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
[   10.090173][  T234] RSP: 002b:00007fffc8b19b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.090372][  T234] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1d8eb8108e
[   10.090568][  T234] RDX: 0000000000000000 RSI: 00007fffc8b19bc0 RDI: 0000000000000005
[   10.090765][  T234] RBP: 00007fffc8b19b20 R08: 0000000000000000 R09: 0000000000000000
[   10.090976][  T234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.091176][  T234] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc8b1a280
| [   10.183192][  T245] ------------[ cut here ]------------
| [   10.183372][  T245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/245
| [   10.183608][  T245] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.184108][  T245] Tainted: [W]=WARN
[   10.184209][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.184375][  T245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.184548][  T245] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.185028][  T245] RSP: 0018:ffa0000000977020 EFLAGS: 00010286
[   10.185199][  T245] RAX: 00000000ffffffa6 RBX: ff11000001f2edc0 RCX: 1ff400000012edca
[   10.185402][  T245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2ee70
[   10.185600][  T245] RBP: ff110000050b2000 R08: 1fe22000003e5dcf R09: ff1100000bb60b80
[   10.185797][  T245] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.186004][  T245] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   10.186207][  T245] FS:  00007f46384c5840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.186441][  T245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.186607][  T245] CR2: 0000000038f16988 CR3: 0000000011872004 CR4: 0000000000771ef0
[   10.186804][  T245] PKRU: 55555554
[   10.186909][  T245] Call Trace:
[   10.187009][  T245]  <TASK>
[   10.187082][  T245]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   10.187214][  T245]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.187349][  T245]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.187449][  T245]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.187580][  T245]  __dev_notify_flags (net/core/dev.c:9787)
[   10.187714][  T245]  ? netif_change_name (net/core/dev.c:1495)
[   10.187845][  T245]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.187983][  T245]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.188118][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.188251][  T245]  ? 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))
[   10.188385][  T245]  netif_change_flags (net/core/dev.c:9820)
[   10.188517][  T245]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.188654][  T245]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.188785][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.188955][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.189092][  T245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.189223][  T245]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.189359][  T245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.189489][  T245]  ? __kernel_text_address (kernel/extable.c:79)
[   10.189622][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.189756][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.189968][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.190107][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.190238][  T245]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.190369][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.190502][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.190632][  T245]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.190763][  T245]  ? __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)
[   10.190973][  T245]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.191135][  T245]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.191278][  T245]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.191417][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.191556][  T245]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.191693][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.191830][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.192070][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.192207][  T245]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.192339][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.192476][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.192610][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.192748][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.192961][  T245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.193104][  T245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.193242][  T245]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.193379][  T245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.193515][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.193650][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.193789][  T245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.194030][  T245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.194173][  T245]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.194307][  T245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.194439][  T245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.194574][  T245]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.194707][  T245]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.194843][  T245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.195055][  T245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.195195][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.195336][  T245]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.195473][  T245]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.195613][  T245]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.195754][  T245]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.195966][  T245]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.196107][  T245]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.196274][  T245]  ? move_addr_to_kernel (net/socket.c:258)
[   10.196410][  T245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.196548][  T245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.196687][  T245]  ___sys_sendmsg (net/socket.c:2752)
[   10.196822][  T245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.197045][  T245]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.197195][  T245]  __sys_sendmsg (net/socket.c:2784)
[   10.197334][  T245]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.197468][  T245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.197639][  T245]  ? 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)
[   10.197775][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.197964][  T245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.198105][  T245]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.198241][  T245]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.198376][  T245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.198541][  T245] RIP: 0033:0x7f46386ff08e
[   10.198681][  T245] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.199243][  T245] RSP: 002b:00007ffe34c6fed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.199454][  T245] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f46386ff08e
[   10.199659][  T245] RDX: 0000000000000000 RSI: 00007ffe34c6ff80 RDI: 0000000000000005
[   10.199902][  T245] RBP: 00007ffe34c6fee0 R08: 0000000000000000 R09: 0000000000000000
[   10.200113][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.200318][  T245] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe34c70640
| [   10.313761][  T259] ------------[ cut here ]------------
| [   10.314262][  T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/259
| [   10.314505][  T259] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.314988][  T259] Tainted: [W]=WARN
[   10.315096][  T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.315263][  T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.315435][  T259] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.315905][  T259] RSP: 0018:ffa0000000a46fe0 EFLAGS: 00010286
[   10.316074][  T259] RAX: 00000000ffffffa6 RBX: ff1100000d571540 RCX: 1ff4000000148dc2
[   10.316272][  T259] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5715f0
[   10.316469][  T259] RBP: ff110000050b2000 R08: 1fe2200001aae2bf R09: ff1100000cb82e58
[   10.316666][  T259] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.316866][  T259] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.317076][  T259] FS:  00007f30b7d3e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.317307][  T259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.317473][  T259] CR2: 0000000029898988 CR3: 000000000f198002 CR4: 0000000000771ef0
[   10.317668][  T259] PKRU: 55555554
[   10.317768][  T259] Call Trace:
[   10.317873][  T259]  <TASK>
[   10.317943][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.318078][  T259]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.318209][  T259]  notifier_call_chain (kernel/notifier.c:85)
[   10.318343][  T259]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   10.318473][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.318605][  T259]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   10.318766][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.318903][  T259]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   10.319073][  T259]  ? 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)
[   10.319205][  T259]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   10.319337][  T259]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   10.319470][  T259]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   10.319635][  T259] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.319771][  T259]  ? write_profile (kernel/profile.c:194)
[   10.319912][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.320048][  T259]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   10.320219][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.320351][  T259]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   10.320513][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.320658][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.320793][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.320929][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.321061][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.321210][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.321339][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.321472][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.321603][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.321735][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.321872][  T259]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.322006][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.322238][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.322380][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.322512][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.322645][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.322775][  T259]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.322910][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.323041][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.323179][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.323313][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.323444][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.323581][  T259]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.323715][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.323849][  T259]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.323989][  T259]  ? 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))
[   10.324126][  T259]  ? 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))
[   10.324259][  T259]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.324393][  T259]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.324526][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.324660][  T259]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.324792][  T259]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.324930][  T259]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.325069][  T259]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.325203][  T259]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.325334][  T259]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.325497][  T259]  ? move_addr_to_kernel (net/socket.c:258)
[   10.325631][  T259]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.325767][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.325911][  T259]  ___sys_sendmsg (net/socket.c:2752)
[   10.326045][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.326219][  T259]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.326367][  T259]  __sys_sendmsg (net/socket.c:2784)
[   10.326503][  T259]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.326638][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.326810][  T259]  ? 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)
[   10.326949][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.327091][  T259]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.327228][  T259]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.327365][  T259]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.327501][  T259]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.327672][  T259] RIP: 0033:0x7f30b7f7808e
[   10.327813][  T259] 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
[   10.328307][  T259] RSP: 002b:00007ffdc43f3b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.328516][  T259] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30b7f7808e
[   10.328719][  T259] RDX: 0000000000000000 RSI: 00007ffdc43f3be0 RDI: 0000000000000005
[   10.328927][  T259] RBP: 00007ffdc43f3b40 R08: 0000000000000000 R09: 0000000000000000
[   10.329132][  T259] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.329335][  T259] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc43f42a0
| [   10.330938][  T259] ------------[ cut here ]------------
| [   10.331067][  T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/259
| [   10.331287][  T259] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.331767][  T259] Tainted: [W]=WARN
[   10.332465][  T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.332630][  T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.332799][  T259] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.333352][  T259] RSP: 0018:ffa0000000a47060 EFLAGS: 00010286
[   10.333513][  T259] RAX: 00000000ffffffa6 RBX: ff1100000d571e40 RCX: 1ff4000000148dd2
[   10.333703][  T259] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571ef0
[   10.333984][  T259] RBP: ff1100000cc12000 R08: 1fe2200001aae3df R09: ff1100000cb82e58
[   10.334181][  T259] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   10.334372][  T259] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000a47100
[   10.334639][  T259] FS:  00007f30b7d3e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.334889][  T259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.335050][  T259] CR2: 0000000029898988 CR3: 000000000f198002 CR4: 0000000000771ef0
[   10.335247][  T259] PKRU: 55555554
[   10.335342][  T259] Call Trace:
[   10.335438][  T259]  <TASK>
[   10.335505][  T259]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.335635][  T259]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.335733][  T259]  netif_close_many (net/core/dev.c:1804)
[   10.335861][  T259]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   10.336026][  T259]  ? 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)
[   10.336159][  T259]  ? __dev_close_many (net/core/dev.c:1781)
[   10.336288][  T259]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   10.336448][  T259]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   10.336610][  T259]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.336740][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.336874][  T259]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.337037][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.337169][  T259]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.337297][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.337425][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.337554][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.337685][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.337817][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.337971][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.338106][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.338236][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.338367][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.338498][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.338629][  T259]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.338761][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.338898][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.339029][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.339162][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.339289][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.339417][  T259]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.339544][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.339671][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.339797][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.339931][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.340061][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.340189][  T259]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.340314][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.340442][  T259]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.340575][  T259]  ? 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))
[   10.340703][  T259]  ? 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))
[   10.340834][  T259]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.340969][  T259]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.341102][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.341232][  T259]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.341361][  T259]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.341491][  T259]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.341620][  T259]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.341748][  T259]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.341879][  T259]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.342039][  T259]  ? move_addr_to_kernel (net/socket.c:258)
[   10.342173][  T259]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.342300][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.342432][  T259]  ___sys_sendmsg (net/socket.c:2752)
[   10.342559][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.342718][  T259]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.342857][  T259]  __sys_sendmsg (net/socket.c:2784)
[   10.342990][  T259]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.343125][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.343286][  T259]  ? 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)
[   10.343414][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.343544][  T259]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.343671][  T259]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.343798][  T259]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.343931][  T259]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.344092][  T259] RIP: 0033:0x7f30b7f7808e
[   10.344225][  T259] 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
[   10.344679][  T259] RSP: 002b:00007ffdc43f3b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.344876][  T259] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30b7f7808e
[   10.345073][  T259] RDX: 0000000000000000 RSI: 00007ffdc43f3be0 RDI: 0000000000000005
[   10.345265][  T259] RBP: 00007ffdc43f3b40 R08: 0000000000000000 R09: 0000000000000000
[   10.345459][  T259] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.345649][  T259] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc43f42a0
| [   10.354683][  T259] ------------[ cut here ]------------
| [   10.354893][  T259] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/259
| [   10.355162][  T259] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.355695][  T259] Tainted: [W]=WARN
[   10.355835][  T259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.356049][  T259] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.356271][  T259] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.356746][  T259] RSP: 0018:ffa0000000a47190 EFLAGS: 00010286
[   10.356960][  T259] RAX: 00000000ffffffa6 RBX: ff110000051caac0 RCX: 1ff4000000148df8
[   10.357193][  T259] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cab70
[   10.357420][  T259] RBP: ff1100000cc12000 R08: 1fe2200000a3956f R09: ff1100000cb82e58
[   10.357652][  T259] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.357895][  T259] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.358134][  T259] FS:  00007f30b7d3e840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   10.358397][  T259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.358600][  T259] CR2: 00005634b211dd5c CR3: 000000000f198001 CR4: 0000000000771ef0
[   10.358835][  T259] PKRU: 55555554
[   10.358987][  T259] Call Trace:
[   10.359132][  T259]  <TASK>
[   10.359243][  T259]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   10.359446][  T259]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.359649][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.359821][  T259]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.360005][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.360186][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.360359][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.360530][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.360700][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.360904][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.361078][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.361248][  T259]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.361417][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.361586][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.361755][  T259]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.361937][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.362113][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.362282][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.362450][  T259]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.362624][  T259]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.362796][  T259]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.362977][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.363155][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.363324][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.363495][  T259]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.363665][  T259]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.363837][  T259]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.364021][  T259]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.364199][  T259]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.364372][  T259]  ? 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))
[   10.364541][  T259]  ? 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))
[   10.364715][  T259]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.364898][  T259]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.365075][  T259]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.365248][  T259]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.365424][  T259]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.365598][  T259]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.365770][  T259]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.365954][  T259]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.366130][  T259]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.366329][  T259]  ? move_addr_to_kernel (net/socket.c:258)
[   10.366500][  T259]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.366672][  T259]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.366845][  T259]  ___sys_sendmsg (net/socket.c:2752)
[   10.367025][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.367228][  T259]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.367409][  T259]  __sys_sendmsg (net/socket.c:2784)
[   10.367579][  T259]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.367747][  T259]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.367987][  T259]  ? 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)
[   10.368163][  T259]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.368332][  T259]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.368501][  T259]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.368668][  T259]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.368837][  T259]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.369047][  T259] RIP: 0033:0x7f30b7f7808e
[   10.369229][  T259] 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
[   10.369707][  T259] RSP: 002b:00007ffdc43f3b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.369963][  T259] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f30b7f7808e
[   10.370216][  T259] RDX: 0000000000000000 RSI: 00007ffdc43f3be0 RDI: 0000000000000005
[   10.370443][  T259] RBP: 00007ffdc43f3b40 R08: 0000000000000000 R09: 0000000000000000
[   10.370670][  T259] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.370907][  T259] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdc43f42a0
| [   10.414503][  T260] ------------[ cut here ]------------
| [   10.414663][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260
| [   10.414910][  T260] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.415385][  T260] Tainted: [W]=WARN
[   10.415484][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.415647][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.415817][  T260] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.416291][  T260] RSP: 0018:ffa0000000a46fe0 EFLAGS: 00010286
[   10.416456][  T260] RAX: 00000000ffffffa6 RBX: ff11000005edec40 RCX: 1ff4000000148dc2
[   10.416655][  T260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edecf0
[   10.416850][  T260] RBP: ff110000050b2000 R08: 1fe2200000bdbd9f R09: ff1100000b058b58
[   10.417050][  T260] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.417249][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.417444][  T260] FS:  00007f24d2884840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.417673][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.417838][  T260] CR2: 0000000004816988 CR3: 000000000e953005 CR4: 0000000000771ef0
[   10.418037][  T260] PKRU: 55555554
[   10.418139][  T260] Call Trace:
[   10.418237][  T260]  <TASK>
[   10.418304][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.418435][  T260]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.418566][  T260]  notifier_call_chain (kernel/notifier.c:85)
[   10.418700][  T260]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   10.418830][  T260]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   10.419000][  T260]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.419136][  T260]  ? 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)
[   10.419266][  T260]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   10.419397][  T260]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   10.419528][  T260]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   10.419692][  T260] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.419826][  T260]  ? write_profile (kernel/profile.c:194)
[   10.420051][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.420251][  T260]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   10.420416][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.420547][  T260]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   10.420676][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.420805][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.421032][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.421171][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.421300][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.421448][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.421577][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.421708][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.421837][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.422043][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.422179][  T260]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.422309][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.422438][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.422567][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.422697][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.422828][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.423046][  T260]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.423183][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.423313][  T260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.423442][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.423574][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.423705][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.423836][  T260]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.424041][  T260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.424179][  T260]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.424312][  T260]  ? 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))
[   10.424441][  T260]  ? 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))
[   10.424574][  T260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.424705][  T260]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.424835][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.425022][  T260]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.425158][  T260]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.425291][  T260]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.425423][  T260]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.425551][  T260]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.425680][  T260]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.425839][  T260]  ? move_addr_to_kernel (net/socket.c:258)
[   10.426023][  T260]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.426158][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.426291][  T260]  ___sys_sendmsg (net/socket.c:2752)
[   10.426420][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.426583][  T260]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.426725][  T260]  __sys_sendmsg (net/socket.c:2784)
[   10.426857][  T260]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.427040][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.427218][  T260]  ? 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)
[   10.427349][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.427480][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.427610][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.427740][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.427911][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.428076][  T260] RIP: 0033:0x7f24d2abe08e
[   10.428211][  T260] 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
[   10.428673][  T260] RSP: 002b:00007ffe0d673230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.428875][  T260] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f24d2abe08e
[   10.429072][  T260] RDX: 0000000000000000 RSI: 00007ffe0d6732e0 RDI: 0000000000000005
[   10.429267][  T260] RBP: 00007ffe0d673240 R08: 0000000000000000 R09: 0000000000000000
[   10.429460][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.429653][  T260] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0d6739a0
| [   10.431458][  T260] ------------[ cut here ]------------
| [   10.431584][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260
| [   10.431802][  T260] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.432265][  T260] Tainted: [W]=WARN
[   10.432361][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.432520][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.432686][  T260] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.433400][  T260] RSP: 0018:ffa0000000a47060 EFLAGS: 00010286
[   10.433563][  T260] RAX: 00000000ffffffa6 RBX: ff11000005edf540 RCX: 1ff4000000148dd2
[   10.433751][  T260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf5f0
[   10.434167][  T260] RBP: ff1100000c2ca000 R08: 1fe2200000bdbebf R09: ff1100000b058b58
[   10.434357][  T260] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   10.434546][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000a47100
[   10.434736][  T260] FS:  00007f24d2884840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.435052][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.435216][  T260] CR2: 0000000004816988 CR3: 000000000e953005 CR4: 0000000000771ef0
[   10.435406][  T260] PKRU: 55555554
[   10.435552][  T260] Call Trace:
[   10.435647][  T260]  <TASK>
[   10.435712][  T260]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.435841][  T260]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.435994][  T260]  netif_close_many (net/core/dev.c:1804)
[   10.436127][  T260]  ? 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)
[   10.436252][  T260]  ? __dev_close_many (net/core/dev.c:1781)
[   10.436377][  T260]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   10.436535][  T260]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   10.436691][  T260]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.436822][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.437002][  T260]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.437167][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.437295][  T260]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.437447][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.437579][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.437708][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.437836][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.437969][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.438120][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.438249][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.438377][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.438504][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.438631][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.438758][  T260]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.438893][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.439019][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.439153][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.439280][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.439408][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.439535][  T260]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.439663][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.439792][  T260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.439927][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.440056][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.440187][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.440314][  T260]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.440441][  T260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.440570][  T260]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.440701][  T260]  ? 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))
[   10.440828][  T260]  ? 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))
[   10.440963][  T260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.441096][  T260]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.441224][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.441353][  T260]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.441481][  T260]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.441609][  T260]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.441738][  T260]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.441869][  T260]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.441997][  T260]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.442161][  T260]  ? move_addr_to_kernel (net/socket.c:258)
[   10.442289][  T260]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.442417][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.442547][  T260]  ___sys_sendmsg (net/socket.c:2752)
[   10.442675][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.442835][  T260]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.442981][  T260]  __sys_sendmsg (net/socket.c:2784)
[   10.443112][  T260]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.443239][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.443401][  T260]  ? 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)
[   10.443529][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.443657][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.443783][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.443915][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.444044][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.444205][  T260] RIP: 0033:0x7f24d2abe08e
[   10.444338][  T260] 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
[   10.444789][  T260] RSP: 002b:00007ffe0d673230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.444992][  T260] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f24d2abe08e
[   10.445185][  T260] RDX: 0000000000000000 RSI: 00007ffe0d6732e0 RDI: 0000000000000005
[   10.445375][  T260] RBP: 00007ffe0d673240 R08: 0000000000000000 R09: 0000000000000000
[   10.445564][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.445755][  T260] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0d6739a0
| [   10.448228][  T260] ------------[ cut here ]------------
| [   10.448357][  T260] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/260
| [   10.448573][  T260] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.449597][  T260] Tainted: [W]=WARN
[   10.449691][  T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.449846][  T260] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.450067][  T260] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.450503][  T260] RSP: 0018:ffa0000000a47190 EFLAGS: 00010286
[   10.450659][  T260] RAX: 00000000ffffffa6 RBX: ff11000005ede7c0 RCX: 1ff4000000148df8
[   10.450843][  T260] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede870
[   10.451080][  T260] RBP: ff1100000c2ca000 R08: 1fe2200000bdbd0f R09: ff1100000b058b58
[   10.451264][  T260] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   10.451447][  T260] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.451632][  T260] FS:  00007f24d2884840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.451847][  T260] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.452052][  T260] CR2: 0000000004816988 CR3: 000000000e953005 CR4: 0000000000771ef0
[   10.452239][  T260] PKRU: 55555554
[   10.452331][  T260] Call Trace:
[   10.452423][  T260]  <TASK>
[   10.452487][  T260]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   10.452643][  T260]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.452798][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.452974][  T260]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.453101][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.453223][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.453347][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.453471][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.453593][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.453734][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.453856][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.454028][  T260]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.454153][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.454275][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.454400][  T260]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.454524][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.454646][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.454769][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.454943][  T260]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.455071][  T260]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.455197][  T260]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.455320][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.455444][  T260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.455566][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.455691][  T260]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.455812][  T260]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.455982][  T260]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.456110][  T260]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.456232][  T260]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.456358][  T260]  ? 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))
[   10.456478][  T260]  ? 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))
[   10.456602][  T260]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.456726][  T260]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.456847][  T260]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.457020][  T260]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.457147][  T260]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.457269][  T260]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.457393][  T260]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.457514][  T260]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.457636][  T260]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.457789][  T260]  ? move_addr_to_kernel (net/socket.c:258)
[   10.457964][  T260]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.458090][  T260]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.458214][  T260]  ___sys_sendmsg (net/socket.c:2752)
[   10.458337][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.458490][  T260]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.458627][  T260]  __sys_sendmsg (net/socket.c:2784)
[   10.458750][  T260]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.458927][  T260]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.459087][  T260]  ? 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)
[   10.459210][  T260]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.459337][  T260]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.459459][  T260]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.459583][  T260]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.459708][  T260]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.459860][  T260] RIP: 0033:0x7f24d2abe08e
[   10.460041][  T260] 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
[   10.460482][  T260] RSP: 002b:00007ffe0d673230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.460752][  T260] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f24d2abe08e
[   10.460989][  T260] RDX: 0000000000000000 RSI: 00007ffe0d6732e0 RDI: 0000000000000005
[   10.461178][  T260] RBP: 00007ffe0d673240 R08: 0000000000000000 R09: 0000000000000000
[   10.461361][  T260] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.461544][  T260] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0d6739a0
| [   10.505041][  T261] ------------[ cut here ]------------
| [   10.505195][  T261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/261
| [   10.505433][  T261] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.505909][  T261] Tainted: [W]=WARN
[   10.506008][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.506178][  T261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.506349][  T261] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.506815][  T261] RSP: 0018:ffa0000000a46fe0 EFLAGS: 00010286
[   10.506988][  T261] RAX: 00000000ffffffa6 RBX: ff110000051cb3c0 RCX: 1ff4000000148dc2
[   10.507191][  T261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cb470
[   10.507388][  T261] RBP: ff110000050b2000 R08: 1fe2200000a3968f R09: ff1100000cc65158
[   10.507586][  T261] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.507780][  T261] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.507983][  T261] FS:  00007fdd10d6b840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.508223][  T261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.508388][  T261] CR2: 0000000033b00988 CR3: 000000000cca3001 CR4: 0000000000771ef0
[   10.508587][  T261] PKRU: 55555554
[   10.508686][  T261] Call Trace:
[   10.508785][  T261]  <TASK>
[   10.508853][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.508993][  T261]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.509130][  T261]  notifier_call_chain (kernel/notifier.c:85)
[   10.509269][  T261]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   10.509402][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.509535][  T261]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   10.509703][  T261]  ? 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)
[   10.509834][  T261]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   10.509974][  T261]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   10.510113][  T261]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   10.510277][  T261]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   10.510411][  T261] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.510547][  T261]  ? write_profile (kernel/profile.c:194)
[   10.510680][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.510811][  T261]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   10.510986][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.511122][  T261]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   10.511254][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.511384][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.511514][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.511644][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.511774][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.511926][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.512057][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.512193][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.512323][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.512453][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.512585][  T261]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.512717][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.512850][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.512987][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.513124][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.513257][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.513390][  T261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.513524][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.513658][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.513789][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.513930][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.514066][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.514200][  T261]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.514332][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.514467][  T261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.514603][  T261]  ? 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))
[   10.514734][  T261]  ? 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))
[   10.514877][  T261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.515011][  T261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.515147][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.515281][  T261]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.515415][  T261]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.515550][  T261]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.515684][  T261]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.515816][  T261]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.515955][  T261]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.516125][  T261]  ? move_addr_to_kernel (net/socket.c:258)
[   10.516258][  T261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.516389][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.516522][  T261]  ___sys_sendmsg (net/socket.c:2752)
[   10.516653][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.516818][  T261]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.516966][  T261]  __sys_sendmsg (net/socket.c:2784)
[   10.517103][  T261]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.517233][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.517399][  T261]  ? 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)
[   10.517530][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517662][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.517795][  T261]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.517931][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.518068][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.518248][  T261] RIP: 0033:0x7fdd10fa508e
[   10.518386][  T261] 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
[   10.518850][  T261] RSP: 002b:00007ffce7d2c7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.519051][  T261] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd10fa508e
[   10.519252][  T261] RDX: 0000000000000000 RSI: 00007ffce7d2c870 RDI: 0000000000000005
[   10.519446][  T261] RBP: 00007ffce7d2c7d0 R08: 0000000000000000 R09: 0000000000000000
[   10.519641][  T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.519842][  T261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7d2cf30
| [   10.521403][  T261] ------------[ cut here ]------------
| [   10.521545][  T261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/261
| [   10.521770][  T261] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.522243][  T261] Tainted: [W]=WARN
[   10.522341][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.522500][  T261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.522675][  T261] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.523140][  T261] RSP: 0018:ffa0000000a47060 EFLAGS: 00010286
[   10.523303][  T261] RAX: 00000000ffffffa6 RBX: ff1100000bbe3e40 RCX: 1ff4000000148dd2
[   10.523495][  T261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3ef0
[   10.523687][  T261] RBP: ff1100000cfc2000 R08: 1fe220000177c7df R09: ff1100000cc65158
[   10.523886][  T261] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   10.524084][  T261] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000a47100
[   10.524277][  T261] FS:  00007fdd10d6b840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.524502][  T261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.524663][  T261] CR2: 00007fd037af08f4 CR3: 000000000cca3003 CR4: 0000000000771ef0
[   10.524857][  T261] PKRU: 55555554
[   10.524960][  T261] Call Trace:
[   10.525057][  T261]  <TASK>
[   10.525129][  T261]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.525260][  T261]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.525360][  T261]  netif_close_many (net/core/dev.c:1804)
[   10.525489][  T261]  ? 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)
[   10.525617][  T261]  ? __dev_close_many (net/core/dev.c:1781)
[   10.525746][  T261]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   10.525912][  T261]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   10.526075][  T261]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.526208][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.526337][  T261]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.526499][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.526629][  T261]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.526757][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.526892][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.527020][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.527153][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.527281][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.527428][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.527555][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.527683][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.527811][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.527946][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.528077][  T261]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.528207][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.528334][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.528463][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.528591][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.528721][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.528851][  T261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.528985][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.529118][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.529246][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.529376][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.529505][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.529635][  T261]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.529762][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.529899][  T261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.530030][  T261]  ? 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))
[   10.530163][  T261]  ? 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))
[   10.530294][  T261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.530423][  T261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.530551][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.530680][  T261]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.530810][  T261]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.530950][  T261]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.531087][  T261]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.531215][  T261]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.531342][  T261]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.531502][  T261]  ? move_addr_to_kernel (net/socket.c:258)
[   10.531631][  T261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.531761][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.531899][  T261]  ___sys_sendmsg (net/socket.c:2752)
[   10.532027][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.532189][  T261]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.532330][  T261]  __sys_sendmsg (net/socket.c:2784)
[   10.532458][  T261]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.532586][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.532750][  T261]  ? 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)
[   10.532881][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.533010][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.533142][  T261]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.533270][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.533399][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.533557][  T261] RIP: 0033:0x7fdd10fa508e
[   10.533691][  T261] 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
[   10.534157][  T261] RSP: 002b:00007ffce7d2c7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.534351][  T261] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd10fa508e
[   10.534542][  T261] RDX: 0000000000000000 RSI: 00007ffce7d2c870 RDI: 0000000000000005
[   10.534734][  T261] RBP: 00007ffce7d2c7d0 R08: 0000000000000000 R09: 0000000000000000
[   10.534930][  T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.535126][  T261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7d2cf30
| [   10.537830][  T261] ------------[ cut here ]------------
| [   10.537967][  T261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/261
| [   10.538187][  T261] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.538630][  T261] Tainted: [W]=WARN
[   10.538725][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.538891][  T261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.539053][  T261] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.539497][  T261] RSP: 0018:ffa0000000a47190 EFLAGS: 00010286
[   10.539655][  T261] RAX: 00000000ffffffa6 RBX: ff11000009b1d240 RCX: 1ff4000000148df8
[   10.539840][  T261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d2f0
[   10.540031][  T261] RBP: ff1100000cfc2000 R08: 1fe2200001363a5f R09: ff1100000cc65158
[   10.540219][  T261] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.540403][  T261] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.540589][  T261] FS:  00007fdd10d6b840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.540807][  T261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.540974][  T261] CR2: 00007fd037af08f4 CR3: 000000000cca3003 CR4: 0000000000771ef0
[   10.541169][  T261] PKRU: 55555554
[   10.541262][  T261] Call Trace:
[   10.541355][  T261]  <TASK>
[   10.541419][  T261]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   10.541578][  T261]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.541738][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.541872][  T261]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.541998][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.542125][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.542249][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.542374][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.542498][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.542642][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.542766][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.542897][  T261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.543021][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.543151][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.543276][  T261]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.543402][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.543524][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.543650][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.543777][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.543908][  T261]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.544032][  T261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.544160][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.544285][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.544409][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.544534][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.544660][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.544786][  T261]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.544917][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.545043][  T261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.545176][  T261]  ? 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))
[   10.545300][  T261]  ? 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))
[   10.545426][  T261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.545553][  T261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.545677][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.545803][  T261]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.545938][  T261]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.546066][  T261]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.546196][  T261]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.546324][  T261]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.546451][  T261]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.546604][  T261]  ? move_addr_to_kernel (net/socket.c:258)
[   10.546727][  T261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.546854][  T261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.546983][  T261]  ___sys_sendmsg (net/socket.c:2752)
[   10.547111][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.547266][  T261]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.547403][  T261]  __sys_sendmsg (net/socket.c:2784)
[   10.547528][  T261]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.547652][  T261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.547809][  T261]  ? 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)
[   10.547936][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.548064][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.548188][  T261]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.548311][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.548437][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.548590][  T261] RIP: 0033:0x7fdd10fa508e
[   10.548720][  T261] 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
[   10.549168][  T261] RSP: 002b:00007ffce7d2c7c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.549356][  T261] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fdd10fa508e
[   10.549539][  T261] RDX: 0000000000000000 RSI: 00007ffce7d2c870 RDI: 0000000000000005
[   10.549721][  T261] RBP: 00007ffce7d2c7d0 R08: 0000000000000000 R09: 0000000000000000
[   10.549908][  T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.550097][  T261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce7d2cf30
| [   10.593022][  T262] ------------[ cut here ]------------
| [   10.593187][  T262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/262
| [   10.593419][  T262] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.594425][  T262] Tainted: [W]=WARN
[   10.594528][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.594692][  T262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.594939][  T262] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.595412][  T262] RSP: 0018:ffa0000000a56fe0 EFLAGS: 00010286
[   10.595580][  T262] RAX: 00000000ffffffa6 RBX: ff1100000d58f0c0 RCX: 1ff400000014adc2
[   10.595776][  T262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d58f170
[   10.596069][  T262] RBP: ff110000050b2000 R08: 1fe2200001ab1e2f R09: ff1100000bb5d158
[   10.596269][  T262] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.596466][  T262] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   10.596666][  T262] FS:  00007f9e39e86840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.596976][  T262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.597146][  T262] CR2: 0000000020bd9988 CR3: 000000000d7c4003 CR4: 0000000000771ef0
[   10.597343][  T262] PKRU: 55555554
[   10.597441][  T262] Call Trace:
[   10.597539][  T262]  <TASK>
[   10.597607][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.597738][  T262]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.597942][  T262]  notifier_call_chain (kernel/notifier.c:85)
[   10.598084][  T262]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   10.598216][  T262]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   10.598381][  T262]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.598512][  T262]  ? 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)
[   10.598643][  T262]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   10.598775][  T262]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   10.598910][  T262]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   10.599080][  T262] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.599216][  T262]  ? write_profile (kernel/profile.c:194)
[   10.599348][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.599479][  T262]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   10.599645][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.599778][  T262]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   10.599913][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.600045][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.600182][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.600312][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.600443][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.600591][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.600723][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.600855][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.600993][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.601130][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.601262][  T262]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.601394][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.601525][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.601656][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.601787][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.601927][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.602061][  T262]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.602195][  T262]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.602327][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.602459][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.602593][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.602723][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.602856][  T262]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.602992][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.603129][  T262]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.603263][  T262]  ? 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))
[   10.603395][  T262]  ? 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))
[   10.603528][  T262]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.603660][  T262]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.603792][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.603931][  T262]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.604067][  T262]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.604200][  T262]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.604333][  T262]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.604463][  T262]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.604594][  T262]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.604757][  T262]  ? move_addr_to_kernel (net/socket.c:258)
[   10.604896][  T262]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.605029][  T262]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.605165][  T262]  ___sys_sendmsg (net/socket.c:2752)
[   10.605295][  T262]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.605458][  T262]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.605601][  T262]  __sys_sendmsg (net/socket.c:2784)
[   10.605732][  T262]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.605867][  T262]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.606035][  T262]  ? 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)
[   10.606170][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.606302][  T262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.606433][  T262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.606563][  T262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.606696][  T262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.606858][  T262] RIP: 0033:0x7f9e3a0c008e
[   10.607001][  T262] 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
[   10.607473][  T262] RSP: 002b:00007ffcda52a200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.607671][  T262] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e3a0c008e
[   10.607874][  T262] RDX: 0000000000000000 RSI: 00007ffcda52a2b0 RDI: 0000000000000005
[   10.608074][  T262] RBP: 00007ffcda52a210 R08: 0000000000000000 R09: 0000000000000000
[   10.608270][  T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.608466][  T262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda52a970
| [   10.610153][  T262] ------------[ cut here ]------------
| [   10.610290][  T262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/262
| [   10.610511][  T262] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.610977][  T262] Tainted: [W]=WARN
[   10.611077][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.611236][  T262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.611401][  T262] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.611853][  T262] RSP: 0018:ffa0000000a57060 EFLAGS: 00010286
[   10.612021][  T262] RAX: 00000000ffffffa6 RBX: ff1100000d58f240 RCX: 1ff400000014add2
[   10.612216][  T262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d58f2f0
[   10.612407][  T262] RBP: ff1100000cd52000 R08: 1fe2200001ab1e5f R09: ff1100000bb5d158
[   10.612596][  T262] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   10.612785][  T262] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000a57100
[   10.612983][  T262] FS:  00007f9e39e86840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.613212][  T262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.613373][  T262] CR2: 00007fd037af08f4 CR3: 000000000d7c4004 CR4: 0000000000771ef0
[   10.613564][  T262] PKRU: 55555554
[   10.613659][  T262] Call Trace:
[   10.613754][  T262]  <TASK>
[   10.613821][  T262]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.613957][  T262]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.614056][  T262]  netif_close_many (net/core/dev.c:1804)
[   10.614187][  T262]  ? 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)
[   10.614314][  T262]  ? __dev_close_many (net/core/dev.c:1781)
[   10.614442][  T262]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   10.614600][  T262]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   10.614759][  T262]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.614898][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.615026][  T262]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.615190][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.615319][  T262]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.615446][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.615572][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.615699][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.615826][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.615959][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.616109][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.616235][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.616363][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.616489][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.616615][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.616742][  T262]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.616878][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.617006][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.617137][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.617264][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.617392][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.617520][  T262]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.617647][  T262]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.617775][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.617907][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.618036][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.618166][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.618294][  T262]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.618421][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.618550][  T262]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.618681][  T262]  ? 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))
[   10.618809][  T262]  ? 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))
[   10.618944][  T262]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.619078][  T262]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.619206][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.619335][  T262]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.619463][  T262]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.619592][  T262]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.619721][  T262]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.619847][  T262]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.619982][  T262]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.620143][  T262]  ? move_addr_to_kernel (net/socket.c:258)
[   10.620272][  T262]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.620399][  T262]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.620527][  T262]  ___sys_sendmsg (net/socket.c:2752)
[   10.620654][  T262]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.620815][  T262]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.620961][  T262]  __sys_sendmsg (net/socket.c:2784)
[   10.621094][  T262]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.621221][  T262]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.621382][  T262]  ? 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)
[   10.621510][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.621639][  T262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.621768][  T262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.621902][  T262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.622030][  T262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.622192][  T262] RIP: 0033:0x7f9e3a0c008e
[   10.622326][  T262] 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
[   10.622781][  T262] RSP: 002b:00007ffcda52a200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.622979][  T262] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e3a0c008e
[   10.623172][  T262] RDX: 0000000000000000 RSI: 00007ffcda52a2b0 RDI: 0000000000000005
[   10.623362][  T262] RBP: 00007ffcda52a210 R08: 0000000000000000 R09: 0000000000000000
[   10.623553][  T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.623744][  T262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda52a970
| [   10.626177][  T262] ------------[ cut here ]------------
| [   10.626306][  T262] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/262
| [   10.626521][  T262] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.626969][  T262] Tainted: [W]=WARN
[   10.627070][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.627226][  T262] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.627386][  T262] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.627825][  T262] RSP: 0018:ffa0000000a57190 EFLAGS: 00010286
[   10.627989][  T262] RAX: 00000000ffffffa6 RBX: ff11000009ff7240 RCX: 1ff400000014adf8
[   10.628177][  T262] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff72f0
[   10.628362][  T262] RBP: ff1100000cd52000 R08: 1fe22000013fee5f R09: ff1100000bb5d158
[   10.628547][  T262] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.628732][  T262] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.628922][  T262] FS:  00007f9e39e86840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.629143][  T262] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.629298][  T262] CR2: 00007fd037af08f4 CR3: 000000000d7c4004 CR4: 0000000000771ef0
[   10.629486][  T262] PKRU: 55555554
[   10.629578][  T262] Call Trace:
[   10.629670][  T262]  <TASK>
[   10.629735][  T262]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   10.629898][  T262]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.630053][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.630181][  T262]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.630305][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.630428][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.630551][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.630674][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.630797][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.630946][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.631073][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.631196][  T262]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.631318][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.631444][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.631567][  T262]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.631692][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.631815][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.631944][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.632069][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.632195][  T262]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.632319][  T262]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.632442][  T262]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.632565][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.632687][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.632813][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.632942][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.633070][  T262]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.633192][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.633317][  T262]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.633443][  T262]  ? 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))
[   10.633566][  T262]  ? 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))
[   10.633691][  T262]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.633814][  T262]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.633942][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.634069][  T262]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.634195][  T262]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.634319][  T262]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.634444][  T262]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.634569][  T262]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.634692][  T262]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.634844][  T262]  ? move_addr_to_kernel (net/socket.c:258)
[   10.634975][  T262]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.635104][  T262]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.635230][  T262]  ___sys_sendmsg (net/socket.c:2752)
[   10.635352][  T262]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.635505][  T262]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.635640][  T262]  __sys_sendmsg (net/socket.c:2784)
[   10.635763][  T262]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.635892][  T262]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.636049][  T262]  ? 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)
[   10.636177][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.636300][  T262]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.636423][  T262]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.636545][  T262]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.636668][  T262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.636820][  T262] RIP: 0033:0x7f9e3a0c008e
[   10.636954][  T262] 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
[   10.637395][  T262] RSP: 002b:00007ffcda52a200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.637580][  T262] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9e3a0c008e
[   10.637763][  T262] RDX: 0000000000000000 RSI: 00007ffcda52a2b0 RDI: 0000000000000005
[   10.637952][  T262] RBP: 00007ffcda52a210 R08: 0000000000000000 R09: 0000000000000000
[   10.638139][  T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb2f
[   10.638322][  T262] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcda52a970
| [   10.688679][  T263] ------------[ cut here ]------------
| [   10.688829][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/263
| [   10.689365][  T263] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.689836][  T263] Tainted: [W]=WARN
[   10.690004][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.690174][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.690345][  T263] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.690875][  T263] RSP: 0018:ffa0000000a66fe0 EFLAGS: 00010286
[   10.691041][  T263] RAX: 00000000ffffffa6 RBX: ff1100000b2eb6c0 RCX: 1ff400000014cdc2
[   10.691243][  T263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb770
[   10.691441][  T263] RBP: ff110000050b2000 R08: 1fe220000165d6ef R09: ff1100000bb5ae58
[   10.691638][  T263] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.691836][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.692096][  T263] FS:  00007f22b0e64840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.692330][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.692496][  T263] CR2: 000000001215e988 CR3: 000000000f10e006 CR4: 0000000000771ef0
[   10.692696][  T263] PKRU: 55555554
[   10.692796][  T263] Call Trace:
[   10.692951][  T263]  <TASK>
[   10.693019][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.693155][  T263]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.693289][  T263]  notifier_call_chain (kernel/notifier.c:85)
[   10.693425][  T263]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   10.693558][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.693692][  T263]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   10.693857][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.694038][  T263]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   10.694206][  T263]  ? 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)
[   10.694336][  T263]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   10.694469][  T263]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   10.694602][  T263]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   10.694769][  T263] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.694909][  T263]  ? write_profile (kernel/profile.c:194)
[   10.695043][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.695180][  T263]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   10.695348][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.695483][  T263]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   10.695616][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.695750][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.695887][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.696018][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.696152][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.696302][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.696434][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.696565][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.696698][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.696830][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.696968][  T263]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.697104][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.697235][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.697367][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.697498][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.697633][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.697764][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.697903][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.698035][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.698173][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.698308][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.698439][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.698572][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.698705][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.698838][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.698977][  T263]  ? 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))
[   10.699113][  T263]  ? 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))
[   10.699247][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.699380][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.699512][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.699647][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.699782][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.699921][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.700055][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.700192][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.700324][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.700488][  T263]  ? move_addr_to_kernel (net/socket.c:258)
[   10.700620][  T263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.700753][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.700893][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   10.701024][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.701192][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.701335][  T263]  __sys_sendmsg (net/socket.c:2784)
[   10.701467][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.701598][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.701765][  T263]  ? 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)
[   10.701903][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.702036][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.702170][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.702301][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.702434][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.702599][  T263] RIP: 0033:0x7f22b109e08e
[   10.702739][  T263] 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
[   10.703216][  T263] RSP: 002b:00007fff56400db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.703417][  T263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f22b109e08e
[   10.703616][  T263] RDX: 0000000000000000 RSI: 00007fff56400e60 RDI: 0000000000000005
[   10.703814][  T263] RBP: 00007fff56400dc0 R08: 0000000000000000 R09: 0000000000000000
[   10.704018][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   10.704221][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56401520
| [   10.712197][  T263] ------------[ cut here ]------------
| [   10.712357][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/263
| [   10.712580][  T263] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.713672][  T263] Tainted: [W]=WARN
[   10.713770][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.713983][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.714157][  T263] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.714607][  T263] RSP: 0018:ffa0000000a67060 EFLAGS: 00010286
[   10.714768][  T263] RAX: 00000000ffffffa6 RBX: ff1100000b2eb9c0 RCX: 1ff400000014cdd2
[   10.715013][  T263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eba70
[   10.715268][  T263] RBP: ff1100000bb02000 R08: 1fe220000165d74f R09: ff1100000bb5ae58
[   10.715465][  T263] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   10.715655][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000a67100
[   10.715846][  T263] FS:  00007f22b0e64840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.716134][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.716295][  T263] CR2: 000000001215e988 CR3: 000000000f10e006 CR4: 0000000000771ef0
[   10.716486][  T263] PKRU: 55555554
[   10.716582][  T263] Call Trace:
[   10.716677][  T263]  <TASK>
[   10.716744][  T263]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.716926][  T263]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.717026][  T263]  netif_close_many (net/core/dev.c:1804)
[   10.717157][  T263]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   10.717315][  T263]  ? 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)
[   10.717443][  T263]  ? __dev_close_many (net/core/dev.c:1781)
[   10.717571][  T263]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   10.717731][  T263]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   10.717944][  T263]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   10.718083][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.718210][  T263]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.718370][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.718501][  T263]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.718629][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.718756][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.718937][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.719067][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.719193][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.719339][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.719466][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.719596][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.719727][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.719860][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.720043][  T263]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.720181][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.720312][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.720443][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.720574][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.720708][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.720839][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.721022][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.721157][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.721286][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.721418][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.721549][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.721681][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.721811][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.721995][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.722133][  T263]  ? 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))
[   10.722265][  T263]  ? 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))
[   10.722397][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.722529][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.722661][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.722793][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.722979][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.723116][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.723248][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.723379][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.723509][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.723672][  T263]  ? move_addr_to_kernel (net/socket.c:258)
[   10.723803][  T263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.723985][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.724120][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   10.724249][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.724405][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.724548][  T263]  __sys_sendmsg (net/socket.c:2784)
[   10.724675][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.724802][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.725019][  T263]  ? 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)
[   10.725151][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.725286][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.725417][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.725542][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.725668][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.725824][  T263] RIP: 0033:0x7f22b109e08e
[   10.726014][  T263] 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
[   10.726470][  T263] RSP: 002b:00007fff56400db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.726658][  T263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f22b109e08e
[   10.726846][  T263] RDX: 0000000000000000 RSI: 00007fff56400e60 RDI: 0000000000000005
[   10.727090][  T263] RBP: 00007fff56400dc0 R08: 0000000000000000 R09: 0000000000000000
[   10.727279][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   10.727465][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56401520
| [   10.731071][  T263] ------------[ cut here ]------------
| [   10.731230][  T263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/263
| [   10.731442][  T263] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.731923][  T263] Tainted: [W]=WARN
[   10.732016][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.732173][  T263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.732332][  T263] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.732774][  T263] RSP: 0018:ffa0000000a67190 EFLAGS: 00010286
[   10.732936][  T263] RAX: 00000000ffffffa6 RBX: ff11000009b1c7c0 RCX: 1ff400000014cdf8
[   10.733128][  T263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c870
[   10.733309][  T263] RBP: ff1100000bb02000 R08: 1fe220000136390f R09: ff1100000bb5ae58
[   10.733491][  T263] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.733673][  T263] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.733858][  T263] FS:  00007f22b0e64840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   10.734085][  T263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.734260][  T263] CR2: 000000001215e988 CR3: 000000000f10e006 CR4: 0000000000771ef0
[   10.734444][  T263] PKRU: 55555554
[   10.734536][  T263] Call Trace:
[   10.734632][  T263]  <TASK>
[   10.734699][  T263]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   10.734853][  T263]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.735013][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.735140][  T263]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.735264][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.735384][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.735505][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.735625][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.735746][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.735890][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.736011][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.736137][  T263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.736258][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.736379][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.736500][  T263]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.736623][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.736744][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.736870][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.736991][  T263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.737118][  T263]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.737238][  T263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.737359][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.737481][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.737601][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.737724][  T263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.737845][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.738049][  T263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.738183][  T263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.738305][  T263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.738428][  T263]  ? 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))
[   10.738549][  T263]  ? 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))
[   10.738708][  T263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.738836][  T263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.739008][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.739135][  T263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.739257][  T263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.739379][  T263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.739505][  T263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.739627][  T263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.739748][  T263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.739949][  T263]  ? move_addr_to_kernel (net/socket.c:258)
[   10.740074][  T263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.740245][  T263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.740368][  T263]  ___sys_sendmsg (net/socket.c:2752)
[   10.740488][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.740640][  T263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.740779][  T263]  __sys_sendmsg (net/socket.c:2784)
[   10.740950][  T263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.741073][  T263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.741237][  T263]  ? 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)
[   10.741358][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.741503][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.741625][  T263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.741746][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.741917][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.742071][  T263] RIP: 0033:0x7f22b109e08e
[   10.742199][  T263] 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
[   10.742636][  T263] RSP: 002b:00007fff56400db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.742820][  T263] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f22b109e08e
[   10.743053][  T263] RDX: 0000000000000000 RSI: 00007fff56400e60 RDI: 0000000000000005
[   10.743280][  T263] RBP: 00007fff56400dc0 R08: 0000000000000000 R09: 0000000000000000
[   10.743461][  T263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   10.743647][  T263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56401520
| [   10.791128][  T264] ------------[ cut here ]------------
| [   10.791293][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/264
| [   10.791517][  T264] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.791977][  T264] Tainted: [W]=WARN
[   10.792079][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.792255][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.792437][  T264] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.792898][  T264] RSP: 0018:ffa0000000a67060 EFLAGS: 00010286
[   10.793066][  T264] RAX: 00000000ffffffa6 RBX: ff11000005dc0f40 RCX: 1ff400000014cdd2
[   10.793274][  T264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0ff0
[   10.793461][  T264] RBP: ff1100000c20c000 R08: 1fe2200000bb81ff R09: ff1100000bb62e58
[   10.793651][  T264] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   10.793841][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000a67100
[   10.794036][  T264] FS:  00007f50eae4e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   10.794274][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.794435][  T264] CR2: 00000000130c0988 CR3: 000000000cb27001 CR4: 0000000000771ef0
[   10.794631][  T264] PKRU: 55555554
[   10.794725][  T264] Call Trace:
[   10.794821][  T264]  <TASK>
[   10.794892][  T264]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.795022][  T264]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.795124][  T264]  netif_close_many (net/core/dev.c:1804)
[   10.795251][  T264]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.795378][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.795506][  T264]  ? __dev_close_many (net/core/dev.c:1781)
[   10.795632][  T264]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   10.795791][  T264]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   10.795955][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.796086][  T264]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.796244][  T264]  ? 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)
[   10.796372][  T264]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   10.796498][  T264]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   10.796656][  T264]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   10.796782][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.796915][  T264]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.797042][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.797172][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.797299][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.797426][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.797554][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.797698][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.797825][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.798042][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.798173][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.798299][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.798427][  T264]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.798558][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.798684][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.798811][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.799003][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.799137][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.799265][  T264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.799393][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.799522][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.799649][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.799778][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.799985][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.800119][  T264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.800245][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.800373][  T264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.800503][  T264]  ? 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))
[   10.800630][  T264]  ? 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))
[   10.800758][  T264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.800958][  T264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.801089][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.801217][  T264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.801343][  T264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.801470][  T264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.801598][  T264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.801725][  T264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.801853][  T264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.802103][  T264]  ? move_addr_to_kernel (net/socket.c:258)
[   10.802359][  T264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.802485][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.802613][  T264]  ___sys_sendmsg (net/socket.c:2752)
[   10.802762][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.802993][  T264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.803140][  T264]  __sys_sendmsg (net/socket.c:2784)
[   10.803267][  T264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.803392][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.803553][  T264]  ? 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)
[   10.803680][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.803808][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.803997][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.804132][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.804258][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.804434][  T264] RIP: 0033:0x7f50eb08808e
[   10.804567][  T264] 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
[   10.805024][  T264] RSP: 002b:00007ffea58df960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.805217][  T264] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f50eb08808e
[   10.805403][  T264] RDX: 0000000000000000 RSI: 00007ffea58dfa10 RDI: 0000000000000005
[   10.805608][  T264] RBP: 00007ffea58df970 R08: 0000000000000000 R09: 0000000000000000
[   10.805798][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   10.805991][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea58e00d0
| [   10.808801][  T264] ------------[ cut here ]------------
| [   10.809019][  T264] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/264
| [   10.809238][  T264] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim
| [   10.809673][  T264] Tainted: [W]=WARN
[   10.809765][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.809930][  T264] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.810090][  T264] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.810518][  T264] RSP: 0018:ffa0000000a67190 EFLAGS: 00010286
[   10.810671][  T264] RAX: 00000000ffffffa6 RBX: ff1100000d5707c0 RCX: 1ff400000014cdf8
[   10.810851][  T264] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d570870
[   10.811037][  T264] RBP: ff1100000c20c000 R08: 1fe2200001aae10f R09: ff1100000bb62e58
[   10.811222][  T264] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.811402][  T264] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.811584][  T264] FS:  00007f50eae4e840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   10.811796][  T264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.811968][  T264] CR2: 000055aa9dbef158 CR3: 000000000cb27005 CR4: 0000000000771ef0
[   10.812156][  T264] PKRU: 55555554
[   10.812246][  T264] Call Trace:
[   10.812346][  T264]  <TASK>
[   10.812409][  T264]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   10.812564][  T264]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   10.812714][  T264]  ? 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)
[   10.812835][  T264]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   10.812962][  T264]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   10.813118][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.813247][  T264]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   10.813367][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.813488][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.813609][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.813729][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.813850][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.813997][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.814122][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.814243][  T264]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.814363][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.814484][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.814605][  T264]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   10.814728][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.814852][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.814981][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.815111][  T264]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.815239][  T264]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   10.815364][  T264]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.815491][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.815613][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.815740][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.815871][  T264]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.815998][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.816134][  T264]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.816261][  T264]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.816385][  T264]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.816509][  T264]  ? 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))
[   10.816630][  T264]  ? 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))
[   10.816755][  T264]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.816880][  T264]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.817001][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.817129][  T264]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.817251][  T264]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.817378][  T264]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.817505][  T264]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.817632][  T264]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.817757][  T264]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.817918][  T264]  ? move_addr_to_kernel (net/socket.c:258)
[   10.818045][  T264]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.818175][  T264]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.818304][  T264]  ___sys_sendmsg (net/socket.c:2752)
[   10.818425][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.818574][  T264]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.818709][  T264]  __sys_sendmsg (net/socket.c:2784)
[   10.818830][  T264]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.818956][  T264]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.819111][  T264]  ? 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)
[   10.819230][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.819351][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.819472][  T264]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.819598][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.819720][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.819884][  T264] RIP: 0033:0x7f50eb08808e
[   10.820015][  T264] 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
[   10.820457][  T264] RSP: 002b:00007ffea58df960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.820640][  T264] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f50eb08808e
[   10.820818][  T264] RDX: 0000000000000000 RSI: 00007ffea58dfa10 RDI: 0000000000000005
[   10.821076][  T264] RBP: 00007ffea58df970 R08: 0000000000000000 R09: 0000000000000000
[   10.821283][  T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   10.821464][  T264] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea58e00d0
| [   11.249304][  T164] ------------[ cut here ]------------
| [   11.249567][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   11.249975][  T164] Modules linked in: netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.250674][  T164] Tainted: [W]=WARN
[   11.250835][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.251087][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.251328][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.251965][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   11.252206][  T164] RAX: 00000000ffffffa6 RBX: ff1100000aede940 RCX: 1ff40000000feed1
[   11.252476][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede9f0
[   11.252743][  T164] RBP: ff1100000e9da000 R08: 1fe22000015dbd3f R09: ff1100000c0151f8
[   11.253023][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.253294][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9da000
[   11.253564][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   11.253881][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.254122][  T164] CR2: 00005634ecc000d8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   11.254398][  T164] PKRU: 55555554
[   11.254556][  T164] Call Trace:
[   11.254715][  T164]  <TASK>
[   11.254840][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.255050][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.255219][  T164]  register_netdevice (net/core/dev.c:11488)
[   11.255416][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.255645][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   11.255845][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   11.256101][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   11.256299][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   11.256532][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   11.256766][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.256976][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   11.257179][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   11.257418][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   11.257616][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   11.257848][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   11.258056][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   11.258262][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   11.258458][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   11.258617][  T164]  new_sync_write (fs/read_write.c:595)
[   11.258814][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.259023][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   11.259227][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.259422][  T164]  ? ksys_write (fs/read_write.c:740)
[   11.259620][  T164]  vfs_write (fs/read_write.c:688)
[   11.259781][  T164]  ksys_write (fs/read_write.c:740)
[   11.259953][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   11.260155][  T164]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.260352][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.260548][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.260744][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.260951][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.261158][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.261391][  T164] RIP: 0033:0x7f4f5d5d508e
[   11.261593][  T164] 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
[   11.262179][  T164] RSP: 002b:00007ffc173136c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   11.262448][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   11.262714][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   11.262992][  T164] RBP: 00007ffc173136d0 R08: 0000000000000000 R09: 0000000000000000
[   11.263265][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   11.263532][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   11.366795][  T275] ------------[ cut here ]------------
| [   11.367630][  T275] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/275
| [   11.367929][  T275] Modules linked in: netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.368514][  T275] Tainted: [W]=WARN
[   11.368676][  T275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.368902][  T275] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.369134][  T275] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.369658][  T275] RSP: 0018:ffa0000000637020 EFLAGS: 00010286
[   11.369888][  T275] RAX: 00000000ffffffa6 RBX: ff11000009ff6040 RCX: 1ff40000000c6dca
[   11.370143][  T275] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff60f0
[   11.370390][  T275] RBP: ff1100000e9da000 R08: 1fe22000013fec1f R09: ff1100000cbd0b80
[   11.370637][  T275] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.370897][  T275] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.371153][  T275] FS:  00007fe252d63840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   11.371435][  T275] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.371651][  T275] CR2: 0000000022bda988 CR3: 000000000ccc7004 CR4: 0000000000771ef0
[   11.371914][  T275] PKRU: 55555554
[   11.372070][  T275] Call Trace:
[   11.372218][  T275]  <TASK>
[   11.372335][  T275]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   11.372518][  T275]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.372701][  T275]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.372852][  T275]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.373046][  T275]  __dev_notify_flags (net/core/dev.c:9787)
[   11.373237][  T275]  ? netif_change_name (net/core/dev.c:1495)
[   11.373417][  T275]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.373598][  T275]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.373777][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.373975][  T275]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.374166][  T275]  netif_change_flags (net/core/dev.c:9820)
[   11.374348][  T275]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.374531][  T275]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.374713][  T275]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.374941][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.375133][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.375314][  T275]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.375497][  T275]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.375680][  T275]  ? __kernel_text_address (kernel/extable.c:79)
[   11.375879][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.376070][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.376251][  T275]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.376433][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.376615][  T275]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.376794][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.376984][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.377175][  T275]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.377356][  T275]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.377536][  T275]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.377717][  T275]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.377913][  T275]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.378106][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.378290][  T275]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.378474][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.378653][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.378835][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.379029][  T275]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.379217][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.379401][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.379581][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.379762][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.379960][  T275]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.380152][  T275]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.380339][  T275]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.380523][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.380705][  T275]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.380903][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.381094][  T275]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.381276][  T275]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.381459][  T275]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.381641][  T275]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.381825][  T275]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.382020][  T275]  ? 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))
[   11.382210][  T275]  ? 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))
[   11.382395][  T275]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.382579][  T275]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.382761][  T275]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.382959][  T275]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.383146][  T275]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.383330][  T275]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.383515][  T275]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.383697][  T275]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.383889][  T275]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.384107][  T275]  ? move_addr_to_kernel (net/socket.c:258)
[   11.384292][  T275]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.384475][  T275]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.384658][  T275]  ___sys_sendmsg (net/socket.c:2752)
[   11.384840][  T275]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.385074][  T275]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.385269][  T275]  __sys_sendmsg (net/socket.c:2784)
[   11.385451][  T275]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.385631][  T275]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.385849][  T275]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.386043][  T275]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.386234][  T275]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.386415][  T275]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.386597][  T275]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.386780][  T275]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.387009][  T275] RIP: 0033:0x7fe252f9d08e
[   11.387204][  T275] 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
[   11.387723][  T275] RSP: 002b:00007ffdda1035b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.387987][  T275] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe252f9d08e
[   11.388240][  T275] RDX: 0000000000000000 RSI: 00007ffdda103660 RDI: 0000000000000005
[   11.388486][  T275] RBP: 00007ffdda1035c0 R08: 0000000000000000 R09: 0000000000000000
[   11.388735][  T275] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   11.388997][  T275] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdda103d20
| [   11.476891][  T277] ------------[ cut here ]------------
| [   11.477119][  T277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/277
| [   11.477421][  T277] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.478127][  T277] Tainted: [W]=WARN
[   11.478283][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.478512][  T277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.478748][  T277] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.479320][  T277] RSP: 0018:ffa0000000606f70 EFLAGS: 00010286
[   11.479548][  T277] RAX: 00000000ffffffa6 RBX: ff110000100719c0 RCX: 1ff40000000c0db4
[   11.479809][  T277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010071a70
[   11.480139][  T277] RBP: ff1100000e9da000 R08: 1fe220000200e34f R09: ff1100000c170b80
[   11.480396][  T277] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.480657][  T277] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   11.480932][  T277] FS:  00007f2fafa6e840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   11.481241][  T277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.481468][  T277] CR2: 0000000002490a28 CR3: 00000000119d7006 CR4: 0000000000771ef0
[   11.481734][  T277] PKRU: 55555554
[   11.481903][  T277] Call Trace:
[   11.482059][  T277]  <TASK>
[   11.482191][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.482384][  T277]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.482581][  T277]  notifier_call_chain (kernel/notifier.c:85)
[   11.482777][  T277]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.482984][  T277]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.483184][  T277]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.483377][  T277]  netdev_upper_dev_link (net/core/dev.c:8972)
[   11.483571][  T277]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   11.483764][  T277] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   11.483976][  T277]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.484181][  T277] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.484377][  T277]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.484574][  T277]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.484769][  T277]  ? nla_strscpy (lib/nlattr.c:795)
[   11.484977][  T277]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.485179][  T277]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.485367][  T277]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.485562][  T277]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.485761][  T277]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.485969][  T277]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.486171][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.486363][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.486560][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.486750][  T277]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.486951][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.487153][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.487346][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.487537][  T277]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.487729][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.487934][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.488132][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.488328][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.488519][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.488712][  T277]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.488915][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.489114][  T277]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.489308][  T277]  ? 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))
[   11.489499][  T277]  ? 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))
[   11.489693][  T277]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.489899][  T277]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.490097][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.490291][  T277]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.490485][  T277]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.490677][  T277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.490884][  T277]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.491082][  T277]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.491273][  T277]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.491496][  T277]  ? move_addr_to_kernel (net/socket.c:258)
[   11.491689][  T277]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.491894][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.492094][  T277]  ___sys_sendmsg (net/socket.c:2752)
[   11.492285][  T277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.492511][  T277]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.492716][  T277]  __sys_sendmsg (net/socket.c:2784)
[   11.492916][  T277]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.493110][  T277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.493342][  T277]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.493534][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.493729][  T277]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.493934][  T277]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.494132][  T277]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.494324][  T277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.494551][  T277] RIP: 0033:0x7f2fafca808e
[   11.494748][  T277] 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
[   11.495313][  T277] RSP: 002b:00007fffc08d29f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.495576][  T277] RAX: ffffffffffffffda RBX: 00007fffc08d3188 RCX: 00007f2fafca808e
[   11.495840][  T277] RDX: 0000000000000000 RSI: 00007fffc08d2aa0 RDI: 0000000000000005
[   11.496120][  T277] RBP: 00007fffc08d2a00 R08: 0000000000000000 R09: 0000000000000000
[   11.496380][  T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   11.496638][  T277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc08d3160
| [   11.498703][  T277] ------------[ cut here ]------------
| [   11.498896][  T277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/277
| [   11.499195][  T277] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.499878][  T277] Tainted: [W]=WARN
[   11.500035][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.500268][  T277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.500504][  T277] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.501073][  T277] RSP: 0018:ffa0000000606fd0 EFLAGS: 00010286
[   11.501301][  T277] RAX: 00000000ffffffa6 RBX: ff110000100716c0 RCX: 1ff40000000c0dc0
[   11.501563][  T277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010071770
[   11.501823][  T277] RBP: ff1100000c0ea000 R08: 1fe220000200e2ef R09: ff1100000c170b80
[   11.502100][  T277] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   11.502362][  T277] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   11.502624][  T277] FS:  00007f2fafa6e840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   11.502936][  T277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.503172][  T277] CR2: 0000000002490a28 CR3: 00000000119d7006 CR4: 0000000000771ef0
[   11.503435][  T277] PKRU: 55555554
[   11.503589][  T277] Call Trace:
[   11.503744][  T277]  <TASK>
[   11.503933][  T277]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.504140][  T277]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.504302][  T277]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.504493][  T277]  __dev_notify_flags (net/core/dev.c:9787)
[   11.504685][  T277]  ? netif_change_name (net/core/dev.c:1495)
[   11.504892][  T277]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.505091][  T277]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   11.505284][  T277]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.505481][  T277] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   11.505678][  T277]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.505888][  T277] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.506088][  T277]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.506287][  T277]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.506478][  T277]  ? nla_strscpy (lib/nlattr.c:795)
[   11.506671][  T277]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.506880][  T277]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.507076][  T277]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.507267][  T277]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.507464][  T277]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.507660][  T277]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.507853][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.508055][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.508365][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.508555][  T277]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.508745][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.508954][  T277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.509244][  T277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.509440][  T277]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.509634][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.509825][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.510131][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.510324][  T277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.510514][  T277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.510708][  T277]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.511007][  T277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.511209][  T277]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.511404][  T277]  ? 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))
[   11.511595][  T277]  ? 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))
[   11.511897][  T277]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.512097][  T277]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.512289][  T277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.512482][  T277]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.512770][  T277]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.512977][  T277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.513181][  T277]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.513375][  T277]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.513659][  T277]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.513895][  T277]  ? move_addr_to_kernel (net/socket.c:258)
[   11.514093][  T277]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.514285][  T277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.514575][  T277]  ___sys_sendmsg (net/socket.c:2752)
[   11.514766][  T277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.515024][  T277]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.515240][  T277]  __sys_sendmsg (net/socket.c:2784)
[   11.515529][  T277]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.515721][  T277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.515964][  T277]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.516163][  T277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.516452][  T277]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.516647][  T277]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.516838][  T277]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.517145][  T277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.517377][  T277] RIP: 0033:0x7f2fafca808e
[   11.517573][  T277] 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
[   11.518143][  T277] RSP: 002b:00007fffc08d29f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.518406][  T277] RAX: ffffffffffffffda RBX: 00007fffc08d3188 RCX: 00007f2fafca808e
[   11.518765][  T277] RDX: 0000000000000000 RSI: 00007fffc08d2aa0 RDI: 0000000000000005
[   11.519038][  T277] RBP: 00007fffc08d2a00 R08: 0000000000000000 R09: 0000000000000000
[   11.519304][  T277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   11.519654][  T277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc08d3160
| [   11.551454][  T279] ------------[ cut here ]------------
| [   11.551627][  T279] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/279
| [   11.551856][  T279] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.552452][  T279] Tainted: [W]=WARN
[   11.552555][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.552726][  T279] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.552909][  T279] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.553391][  T279] RSP: 0018:ffa0000000607020 EFLAGS: 00010286
[   11.553557][  T279] RAX: 00000000ffffffa6 RBX: ff110000051cb6c0 RCX: 1ff40000000c0dca
[   11.553754][  T279] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cb770
[   11.554165][  T279] RBP: ff1100000c0ea000 R08: 1fe2200000a396ef R09: ff1100000d650b58
[   11.554365][  T279] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.554558][  T279] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.554762][  T279] FS:  00007f740139e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   11.555008][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.555182][  T279] CR2: 0000000004e6f988 CR3: 0000000011a25006 CR4: 0000000000771ef0
[   11.555382][  T279] PKRU: 55555554
[   11.555486][  T279] Call Trace:
[   11.555588][  T279]  <TASK>
[   11.555659][  T279]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.555793][  T279]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.555898][  T279]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.556031][  T279]  __dev_notify_flags (net/core/dev.c:9787)
[   11.556168][  T279]  ? netif_change_name (net/core/dev.c:1495)
[   11.556304][  T279]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.556443][  T279]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.556573][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.556705][  T279]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.556839][  T279]  netif_change_flags (net/core/dev.c:9820)
[   11.556976][  T279]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.557110][  T279]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.557247][  T279]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.557385][  T279]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.557555][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.557691][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.557827][  T279]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.557971][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.558110][  T279]  ? __kernel_text_address (kernel/extable.c:79)
[   11.558243][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.558382][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.558517][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.558652][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.558785][  T279]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.558925][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.559057][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.559194][  T279]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.559327][  T279]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.559459][  T279]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.559593][  T279]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.559726][  T279]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.559859][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.560055][  T279]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.560193][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.560326][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.560459][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.560592][  T279]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.560725][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.560861][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.561002][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.561137][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.561270][  T279]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.561405][  T279]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.561538][  T279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.561672][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.561805][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.561943][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.562082][  T279]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.562218][  T279]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.562354][  T279]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.562487][  T279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.562621][  T279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.562757][  T279]  ? 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))
[   11.562896][  T279]  ? 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))
[   11.563035][  T279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.563176][  T279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.563310][  T279]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.563446][  T279]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.563579][  T279]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.563710][  T279]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.563845][  T279]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.563982][  T279]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.564119][  T279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.564284][  T279]  ? move_addr_to_kernel (net/socket.c:258)
[   11.564417][  T279]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.564548][  T279]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.564683][  T279]  ___sys_sendmsg (net/socket.c:2752)
[   11.564816][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.564989][  T279]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.565139][  T279]  __sys_sendmsg (net/socket.c:2784)
[   11.565293][  T279]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.565427][  T279]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.565597][  T279]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.565727][  T279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.565860][  T279]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.565997][  T279]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.566132][  T279]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.566263][  T279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.566426][  T279] RIP: 0033:0x7f74015d808e
[   11.566561][  T279] 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
[   11.567032][  T279] RSP: 002b:00007ffccbd6e080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.567239][  T279] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f74015d808e
[   11.567438][  T279] RDX: 0000000000000000 RSI: 00007ffccbd6e130 RDI: 0000000000000005
[   11.567638][  T279] RBP: 00007ffccbd6e090 R08: 0000000000000000 R09: 0000000000000000
[   11.567839][  T279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb30
[   11.568048][  T279] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffccbd6e7f0
| [   11.631713][  T284] ------------[ cut here ]------------
| [   11.631923][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/284
| [   11.632187][  T284] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.632777][  T284] Tainted: [W]=WARN
[   11.632893][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.633078][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.633267][  T284] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.633780][  T284] RSP: 0018:ffa0000000816f70 EFLAGS: 00010286
[   11.633968][  T284] RAX: 00000000ffffffa6 RBX: ff1100000b2eb840 RCX: 1ff4000000102db4
[   11.634189][  T284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb8f0
[   11.634406][  T284] RBP: ff1100000e9da000 R08: 1fe220000165d71f R09: ff1100000b0f5180
[   11.634621][  T284] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.634835][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.635059][  T284] FS:  00007fb55eae0840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   11.635315][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.635498][  T284] CR2: 00007fb55edb01a0 CR3: 000000000f078006 CR4: 0000000000771ef0
[   11.635714][  T284] PKRU: 55555554
[   11.635821][  T284] Call Trace:
[   11.635934][  T284]  <TASK>
[   11.636009][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.636158][  T284]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.636302][  T284]  notifier_call_chain (kernel/notifier.c:85)
[   11.636450][  T284]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.636595][  T284]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.636741][  T284]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.636964][  T284]  netdev_upper_dev_link (net/core/dev.c:8972)
[   11.637114][  T284]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   11.637302][  T284] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   11.637454][  T284]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.637606][  T284] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.637752][  T284]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.637907][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.638052][  T284]  ? nla_strscpy (lib/nlattr.c:795)
[   11.638200][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.638348][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.638493][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.638637][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.638787][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.638943][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.639187][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.639332][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.639472][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.639612][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.639751][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.639901][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.640042][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.640188][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.640328][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.640468][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.640610][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.640752][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.640899][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.641041][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.641184][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.641325][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.641469][  T284]  ? 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))
[   11.641608][  T284]  ? 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))
[   11.641750][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.641903][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.642049][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.642201][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.642345][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.642491][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.642638][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.642783][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.642933][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.643115][  T284]  ? move_addr_to_kernel (net/socket.c:258)
[   11.643261][  T284]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.643408][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.643554][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   11.643697][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.643880][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.644037][  T284]  __sys_sendmsg (net/socket.c:2784)
[   11.644279][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.644517][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.644896][  T284]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.645139][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.645283][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.645427][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.645664][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.645808][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.645992][  T284] RIP: 0033:0x7fb55ed1a08e
[   11.646148][  T284] 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
[   11.646756][  T284] RSP: 002b:00007fffc080df10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.647076][  T284] RAX: ffffffffffffffda RBX: 00007fffc080e6a8 RCX: 00007fb55ed1a08e
[   11.647293][  T284] RDX: 0000000000000000 RSI: 00007fffc080dfc0 RDI: 0000000000000005
[   11.647506][  T284] RBP: 00007fffc080df20 R08: 0000000000000000 R09: 0000000000000000
[   11.647816][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.648037][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc080e680
| [   11.649904][  T284] ------------[ cut here ]------------
| [   11.650044][  T284] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/284
| [   11.650294][  T284] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.650876][  T284] Tainted: [W]=WARN
[   11.650984][  T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.651269][  T284] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.651455][  T284] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.651970][  T284] RSP: 0018:ffa0000000816fd0 EFLAGS: 00010286
[   11.652151][  T284] RAX: 00000000ffffffa6 RBX: ff11000005edf9c0 RCX: 1ff4000000102dc0
[   11.652366][  T284] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edfa70
[   11.652582][  T284] RBP: ff1100000cfc2000 R08: 1fe2200000bdbf4f R09: ff1100000b0f5180
[   11.652797][  T284] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.653104][  T284] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cfc2e04
[   11.653338][  T284] FS:  00007fb55eae0840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   11.653593][  T284] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.653772][  T284] CR2: 00007fb55edb01a0 CR3: 000000000f078006 CR4: 0000000000771ef0
[   11.653996][  T284] PKRU: 55555554
[   11.654114][  T284] Call Trace:
[   11.654221][  T284]  <TASK>
[   11.654294][  T284]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.654441][  T284]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.654550][  T284]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.654693][  T284]  __dev_notify_flags (net/core/dev.c:9787)
[   11.654836][  T284]  ? netif_change_name (net/core/dev.c:1495)
[   11.654984][  T284]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.655134][  T284]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   11.655276][  T284]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.655423][  T284] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   11.655569][  T284]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.655717][  T284] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.655868][  T284]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.656015][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.656162][  T284]  ? nla_strscpy (lib/nlattr.c:795)
[   11.656304][  T284]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.656449][  T284]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.656591][  T284]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.656732][  T284]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.656884][  T284]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.657031][  T284]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.657179][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.657320][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.657462][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.657605][  T284]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.657841][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.657991][  T284]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.658139][  T284]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.658282][  T284]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.658425][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.658568][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.658710][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.658854][  T284]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.659001][  T284]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.659148][  T284]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.659288][  T284]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.659430][  T284]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.659574][  T284]  ? 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))
[   11.659716][  T284]  ? 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))
[   11.659867][  T284]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.660010][  T284]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.660157][  T284]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.660302][  T284]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.660445][  T284]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.660589][  T284]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.660733][  T284]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.660878][  T284]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.661020][  T284]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.661201][  T284]  ? move_addr_to_kernel (net/socket.c:258)
[   11.661344][  T284]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.661487][  T284]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.661632][  T284]  ___sys_sendmsg (net/socket.c:2752)
[   11.661773][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.661958][  T284]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.662117][  T284]  __sys_sendmsg (net/socket.c:2784)
[   11.662259][  T284]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.662401][  T284]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.662579][  T284]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.662720][  T284]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.662867][  T284]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.663009][  T284]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.663155][  T284]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.663298][  T284]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.663475][  T284] RIP: 0033:0x7fb55ed1a08e
[   11.663624][  T284] 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
[   11.664136][  T284] RSP: 002b:00007fffc080df10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.664352][  T284] RAX: ffffffffffffffda RBX: 00007fffc080e6a8 RCX: 00007fb55ed1a08e
[   11.664565][  T284] RDX: 0000000000000000 RSI: 00007fffc080dfc0 RDI: 0000000000000005
[   11.664778][  T284] RBP: 00007fffc080df20 R08: 0000000000000000 R09: 0000000000000000
[   11.664996][  T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.665212][  T284] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc080e680
| [   11.702010][  T285] ------------[ cut here ]------------
| [   11.702180][  T285] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/285
| [   11.702416][  T285] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.703513][  T285] Tainted: [W]=WARN
[   11.703618][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.703783][  T285] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.703962][  T285] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.704439][  T285] RSP: 0018:ffa0000000817020 EFLAGS: 00010286
[   11.704607][  T285] RAX: 00000000ffffffa6 RBX: ff1100000bbe3e40 RCX: 1ff4000000102dca
[   11.704807][  T285] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3ef0
[   11.705030][  T285] RBP: ff1100000cfc2000 R08: 1fe220000177c7df R09: ff1100000b0f2e58
[   11.705226][  T285] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.705418][  T285] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.705612][  T285] FS:  00007fe9603d1840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   11.705901][  T285] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.706097][  T285] CR2: 00007fe9606a11a0 CR3: 000000000d55f002 CR4: 0000000000771ef0
[   11.706292][  T285] PKRU: 55555554
[   11.706389][  T285] Call Trace:
[   11.706485][  T285]  <TASK>
[   11.706552][  T285]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.706684][  T285]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.706782][  T285]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.706917][  T285]  __dev_notify_flags (net/core/dev.c:9787)
[   11.707054][  T285]  ? netif_change_name (net/core/dev.c:1495)
[   11.707198][  T285]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.707330][  T285]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.707460][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.707596][  T285]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.707730][  T285]  netif_change_flags (net/core/dev.c:9820)
[   11.707867][  T285]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.708000][  T285]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.708139][  T285]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.708271][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.708434][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.708569][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.708701][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.708833][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.708970][  T285]  ? __kernel_text_address (kernel/extable.c:79)
[   11.709108][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.709242][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.709374][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.709508][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.709639][  T285]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.709769][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.709904][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.710035][  T285]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.710168][  T285]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.710298][  T285]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.710428][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.710565][  T285]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.710697][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.710832][  T285]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.710971][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.711105][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.711236][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.711366][  T285]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.711497][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.711632][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.711762][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.711899][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.712029][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.712167][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.712298][  T285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.712430][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.712565][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.712698][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.712831][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.712967][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.713102][  T285]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.713233][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.713365][  T285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.713500][  T285]  ? 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))
[   11.713632][  T285]  ? 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))
[   11.713765][  T285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.713904][  T285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.714036][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.714174][  T285]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.714307][  T285]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.714439][  T285]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.714574][  T285]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.714707][  T285]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.714838][  T285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.715006][  T285]  ? move_addr_to_kernel (net/socket.c:258)
[   11.715141][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.715272][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.715406][  T285]  ___sys_sendmsg (net/socket.c:2752)
[   11.715538][  T285]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.715669][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.715799][  T285]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.715946][  T285]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[   11.716083][  T285]  __sys_sendmsg (net/socket.c:2784)
[   11.716215][  T285]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.716344][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.716479][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.716610][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.716742][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.716876][  T285]  ? irq_exit_rcu (kernel/softirq.c:754)
[   11.717009][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.717175][  T285] RIP: 0033:0x7fe96060b08e
[   11.717313][  T285] 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
[   11.717779][  T285] RSP: 002b:00007fff641f85e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.717981][  T285] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe96060b08e
[   11.718182][  T285] RDX: 0000000000000000 RSI: 00007fff641f8690 RDI: 0000000000000005
[   11.718378][  T285] RBP: 00007fff641f85f0 R08: 0000000000000000 R09: 0000000000000000
[   11.718573][  T285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.718769][  T285] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff641f8d50
| [   11.773895][  T290] ------------[ cut here ]------------
| [   11.774058][  T290] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/290
| [   11.774305][  T290] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.774857][  T290] Tainted: [W]=WARN
[   11.774967][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.775145][  T290] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.775321][  T290] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.775796][  T290] RSP: 0018:ffa0000000677020 EFLAGS: 00010286
[   11.776649][  T290] RAX: 00000000ffffffa6 RBX: ff1100000d570640 RCX: 1ff40000000cedca
[   11.776855][  T290] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5706f0
[   11.777066][  T290] RBP: ff1100000cfc2000 R08: 1fe2200001aae0df R09: ff1100000bb5ae58
[   11.777267][  T290] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.777466][  T290] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.777668][  T290] FS:  00007f68e5d70840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   11.777908][  T290] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.778080][  T290] CR2: 00007f68e60401a0 CR3: 00000000119e1004 CR4: 0000000000771ef0
[   11.778282][  T290] PKRU: 55555554
[   11.778382][  T290] Call Trace:
[   11.778483][  T290]  <TASK>
[   11.778553][  T290]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.778688][  T290]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.778791][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.778932][  T290]  __dev_notify_flags (net/core/dev.c:9787)
[   11.779068][  T290]  ? netif_change_name (net/core/dev.c:1495)
[   11.779201][  T290]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   11.779334][  T290]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.779466][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.779600][  T290]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.779735][  T290]  netif_change_flags (net/core/dev.c:9820)
[   11.779875][  T290]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.780011][  T290]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.780151][  T290]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.780285][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.780449][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.780583][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.780716][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.780849][  T290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.780989][  T290]  ? __kernel_text_address (kernel/extable.c:79)
[   11.781129][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.781265][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.781398][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.781530][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.781663][  T290]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.781797][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.781934][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.782070][  T290]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.782203][  T290]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.782337][  T290]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.782469][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.782602][  T290]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.782738][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.782879][  T290]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.783016][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.783154][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.783286][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.783422][  T290]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.783555][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.783691][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.783823][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.783961][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.784098][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.784232][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.784369][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.784503][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.784638][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.784771][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.784911][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.785044][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.785182][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.785315][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.785450][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.785586][  T290]  ? 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))
[   11.785718][  T290]  ? 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))
[   11.785853][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.785992][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.786128][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.786261][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.786397][  T290]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.786530][  T290]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.786665][  T290]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.786798][  T290]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.786937][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.787104][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   11.787238][  T290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.787373][  T290]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.787509][  T290]  ___sys_sendmsg (net/socket.c:2752)
[   11.787641][  T290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.787805][  T290]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.787953][  T290]  __sys_sendmsg (net/socket.c:2784)
[   11.788090][  T290]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.788223][  T290]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.788392][  T290]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.788526][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.788660][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.788793][  T290]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.788933][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.789070][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.789234][  T290] RIP: 0033:0x7f68e5faa08e
[   11.789373][  T290] 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
[   11.789846][  T290] RSP: 002b:00007ffda113fa80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.790054][  T290] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f68e5faa08e
[   11.790257][  T290] RDX: 0000000000000000 RSI: 00007ffda113fb30 RDI: 0000000000000005
[   11.790457][  T290] RBP: 00007ffda113fa90 R08: 0000000000000000 R09: 0000000000000000
[   11.790655][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.790853][  T290] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda11401f0
| [   11.828957][  T291] ------------[ cut here ]------------
| [   11.829165][  T291] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/291
| [   11.829442][  T291] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.830194][  T291] Tainted: [W]=WARN
[   11.830340][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.830552][  T291] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.830772][  T291] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.831466][  T291] RSP: 0018:ffa00000006e7020 EFLAGS: 00010286
[   11.831677][  T291] RAX: 00000000ffffffa6 RBX: ff11000005dc0ac0 RCX: 1ff40000000dcdca
[   11.831935][  T291] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0b70
[   11.832187][  T291] RBP: ff1100000c0ea000 R08: 1fe2200000bb816f R09: ff1100000bb5d158
[   11.832428][  T291] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.832673][  T291] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.832930][  T291] FS:  00007f0792408840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   11.833220][  T291] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.833436][  T291] CR2: 00000000335bc988 CR3: 000000001191d004 CR4: 0000000000771ef0
[   11.833683][  T291] PKRU: 55555554
[   11.833828][  T291] Call Trace:
[   11.833984][  T291]  <TASK>
[   11.834108][  T291]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.834291][  T291]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.834440][  T291]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.834620][  T291]  __dev_notify_flags (net/core/dev.c:9787)
[   11.834801][  T291]  ? netif_change_name (net/core/dev.c:1495)
[   11.834994][  T291]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   11.835177][  T291]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.835354][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.835536][  T291]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.835720][  T291]  netif_change_flags (net/core/dev.c:9820)
[   11.835913][  T291]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.836101][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.836284][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.836465][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.836680][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.836876][  T291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.837057][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.837244][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.837424][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   11.837606][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.837789][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.837979][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.838167][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.838350][  T291]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.838530][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.838708][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.838900][  T291]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.839088][  T291]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.839268][  T291]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.839449][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.839630][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.839813][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.840009][  T291]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.840198][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.840380][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.840561][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.840739][  T291]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.840931][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.841122][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.841303][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.841484][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.841665][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.841848][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.842040][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.842231][  T291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.842413][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.842592][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.842776][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.842987][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.843176][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.843358][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.843538][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.843722][  T291]  ? 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))
[   11.843913][  T291]  ? 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))
[   11.844115][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.844297][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.844477][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.844658][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.844839][  T291]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.845033][  T291]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.845223][  T291]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.845404][  T291]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.845583][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.845792][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   11.845983][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.846172][  T291]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.846356][  T291]  ___sys_sendmsg (net/socket.c:2752)
[   11.846536][  T291]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.846750][  T291]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.846956][  T291]  __sys_sendmsg (net/socket.c:2784)
[   11.847144][  T291]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.847327][  T291]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.847544][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.847725][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.847917][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.848104][  T291]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.848286][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.848467][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.848682][  T291] RIP: 0033:0x7f079264208e
[   11.848882][  T291] 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
[   11.849401][  T291] RSP: 002b:00007fffba89e7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.849648][  T291] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f079264208e
[   11.849907][  T291] RDX: 0000000000000000 RSI: 00007fffba89e890 RDI: 0000000000000005
[   11.850158][  T291] RBP: 00007fffba89e7f0 R08: 0000000000000000 R09: 0000000000000000
[   11.850402][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.850646][  T291] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffba89ef50
| [   11.881622][  T293] ------------[ cut here ]------------
| [   11.881801][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/293
| [   11.882066][  T293] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.882650][  T293] Tainted: [W]=WARN
[   11.882758][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.882944][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.883136][  T293] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.883644][  T293] RSP: 0018:ffa0000000776f70 EFLAGS: 00010286
[   11.883826][  T293] RAX: 00000000ffffffa6 RBX: ff1100000aededc0 RCX: 1ff40000000eedb4
[   11.884047][  T293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedee70
[   11.884265][  T293] RBP: ff1100000e9da000 R08: 1fe22000015dbdcf R09: ff1100000bb65180
[   11.884482][  T293] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.884696][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   11.884914][  T293] FS:  00007f5e39a9d840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   11.885168][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.885347][  T293] CR2: 000000002389aa28 CR3: 00000000119e4001 CR4: 0000000000771ef0
[   11.885562][  T293] PKRU: 55555554
[   11.885670][  T293] Call Trace:
[   11.885777][  T293]  <TASK>
[   11.885852][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.886003][  T293]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.886151][  T293]  notifier_call_chain (kernel/notifier.c:85)
[   11.886298][  T293]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   11.886444][  T293]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.886590][  T293]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.886734][  T293]  netdev_upper_dev_link (net/core/dev.c:8972)
[   11.886881][  T293]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   11.887026][  T293] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   11.887180][  T293]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.887328][  T293] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.887476][  T293]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.887624][  T293]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.887770][  T293]  ? nla_strscpy (lib/nlattr.c:795)
[   11.887917][  T293]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.888067][  T293]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.888210][  T293]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.888353][  T293]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.888501][  T293]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.888649][  T293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.888794][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.888943][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.889089][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.889232][  T293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.889375][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.889524][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.889669][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.889813][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.889963][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.890111][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.890254][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.890401][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.890543][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.890687][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.890830][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.890980][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.891130][  T293]  ? 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))
[   11.891279][  T293]  ? 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))
[   11.891423][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.891567][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.891711][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.891855][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.892007][  T293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.892158][  T293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.892305][  T293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.892449][  T293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.892593][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.892772][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   11.892921][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.893069][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.893221][  T293]  ___sys_sendmsg (net/socket.c:2752)
[   11.893364][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.893545][  T293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.893701][  T293]  __sys_sendmsg (net/socket.c:2784)
[   11.893845][  T293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.893994][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.894178][  T293]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.894322][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.894467][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.894610][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.894753][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.894903][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.895087][  T293] RIP: 0033:0x7f5e39cd708e
[   11.895238][  T293] 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
[   11.895747][  T293] RSP: 002b:00007ffe31bc5830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.895971][  T293] RAX: ffffffffffffffda RBX: 00007ffe31bc5fd0 RCX: 00007f5e39cd708e
[   11.896188][  T293] RDX: 0000000000000000 RSI: 00007ffe31bc58e0 RDI: 0000000000000005
[   11.896402][  T293] RBP: 00007ffe31bc5840 R08: 0000000000000000 R09: 0000000000000000
[   11.896615][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.896829][  T293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe31bc5fa8
| [   11.898498][  T293] ------------[ cut here ]------------
| [   11.898639][  T293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/293
| [   11.898895][  T293] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.899477][  T293] Tainted: [W]=WARN
[   11.899586][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.899765][  T293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.900610][  T293] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.901234][  T293] RSP: 0018:ffa0000000776fd0 EFLAGS: 00010286
[   11.901415][  T293] RAX: 00000000ffffffa6 RBX: ff1100000aedef40 RCX: 1ff40000000eedc0
[   11.901629][  T293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedeff0
[   11.901843][  T293] RBP: ff1100000cd52000 R08: 1fe22000015dbdff R09: ff1100000bb65180
[   11.902134][  T293] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.902349][  T293] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd52e04
[   11.902563][  T293] FS:  00007f5e39a9d840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   11.902905][  T293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.903093][  T293] CR2: 000000002389aa28 CR3: 00000000119e4001 CR4: 0000000000771ef0
[   11.903310][  T293] PKRU: 55555554
[   11.903416][  T293] Call Trace:
[   11.903523][  T293]  <TASK>
[   11.903596][  T293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.903741][  T293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.903850][  T293]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   11.904000][  T293]  __dev_notify_flags (net/core/dev.c:9787)
[   11.904149][  T293]  ? netif_change_name (net/core/dev.c:1495)
[   11.904294][  T293]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   11.904438][  T293]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   11.904581][  T293]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   11.904725][  T293] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   11.904876][  T293]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   11.905025][  T293] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   11.905175][  T293]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   11.905324][  T293]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   11.905467][  T293]  ? nla_strscpy (lib/nlattr.c:795)
[   11.905611][  T293]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   11.905755][  T293]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   11.905902][  T293]  ? __dev_get_by_name (net/core/dev.c:883)
[   11.906044][  T293]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   11.906197][  T293]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   11.906344][  T293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.906489][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.906630][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.906774][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.906922][  T293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.907066][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.907215][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.907358][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.907501][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.907644][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.907786][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.907935][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.908083][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.908226][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.908372][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.908512][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.908656][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.908803][  T293]  ? 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))
[   11.908948][  T293]  ? 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))
[   11.909099][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.909242][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.909385][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.909532][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.909676][  T293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.909820][  T293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.909971][  T293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.910117][  T293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.910259][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.910436][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   11.910579][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.910723][  T293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.910872][  T293]  ___sys_sendmsg (net/socket.c:2752)
[   11.911015][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.911198][  T293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.911355][  T293]  __sys_sendmsg (net/socket.c:2784)
[   11.911499][  T293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.911641][  T293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.911823][  T293]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.911972][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.912121][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.912263][  T293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.912406][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.912550][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.912728][  T293] RIP: 0033:0x7f5e39cd708e
[   11.912879][  T293] 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
[   11.913391][  T293] RSP: 002b:00007ffe31bc5830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.913610][  T293] RAX: ffffffffffffffda RBX: 00007ffe31bc5fd0 RCX: 00007f5e39cd708e
[   11.913825][  T293] RDX: 0000000000000000 RSI: 00007ffe31bc58e0 RDI: 0000000000000005
[   11.914044][  T293] RBP: 00007ffe31bc5840 R08: 0000000000000000 R09: 0000000000000000
[   11.914262][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.914477][  T293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe31bc5fa8
| [   11.941084][  T294] ------------[ cut here ]------------
| [   11.941246][  T294] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/294
| [   11.941485][  T294] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   11.942046][  T294] Tainted: [W]=WARN
[   11.942155][  T294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.942329][  T294] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.942507][  T294] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.943094][  T294] RSP: 0018:ffa0000000817020 EFLAGS: 00010286
[   11.943271][  T294] RAX: 00000000ffffffa6 RBX: ff1100000aede640 RCX: 1ff4000000102dca
[   11.943475][  T294] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede6f0
[   11.943679][  T294] RBP: ff1100000cd52000 R08: 1fe22000015dbcdf R09: ff1100000cb0d158
[   11.943961][  T294] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   11.944257][  T294] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   11.944465][  T294] FS:  00007f0e2acee840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   11.944705][  T294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.944960][  T294] CR2: 000000002cc7d988 CR3: 000000000f08b005 CR4: 0000000000771ef0
[   11.945176][  T294] PKRU: 55555554
[   11.945282][  T294] Call Trace:
[   11.945388][  T294]  <TASK>
[   11.945461][  T294]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.945599][  T294]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.945705][  T294]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.945842][  T294]  __dev_notify_flags (net/core/dev.c:9787)
[   11.946074][  T294]  ? netif_change_name (net/core/dev.c:1495)
[   11.946213][  T294]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.946348][  T294]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   11.946484][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.946622][  T294]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.946764][  T294]  netif_change_flags (net/core/dev.c:9820)
[   11.946952][  T294]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.947097][  T294]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.947236][  T294]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.947374][  T294]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.947544][  T294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.947682][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.947819][  T294]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.947961][  T294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.948103][  T294]  ? __kernel_text_address (kernel/extable.c:79)
[   11.948245][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.948383][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.948519][  T294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.948655][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.948792][  T294]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.948932][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.949072][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.949210][  T294]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.949347][  T294]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.949485][  T294]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.949624][  T294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.949765][  T294]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.949910][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.950050][  T294]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.950193][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.950330][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.950466][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.950604][  T294]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.950741][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.950882][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.951019][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.951159][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.951295][  T294]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.951434][  T294]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.951573][  T294]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.951709][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.951847][  T294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.951987][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.952130][  T294]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.952266][  T294]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.952406][  T294]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.952543][  T294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.952683][  T294]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.952825][  T294]  ? 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))
[   11.952967][  T294]  ? 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))
[   11.953111][  T294]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.953250][  T294]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.953388][  T294]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.953527][  T294]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.953666][  T294]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.953804][  T294]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.953946][  T294]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.954089][  T294]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.954229][  T294]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.954399][  T294]  ? move_addr_to_kernel (net/socket.c:258)
[   11.954538][  T294]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.954675][  T294]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.954815][  T294]  ___sys_sendmsg (net/socket.c:2752)
[   11.954961][  T294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.955141][  T294]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.955290][  T294]  __sys_sendmsg (net/socket.c:2784)
[   11.955427][  T294]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.955566][  T294]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.955741][  T294]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.955882][  T294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.956021][  T294]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.956160][  T294]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.956298][  T294]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.956434][  T294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.956604][  T294] RIP: 0033:0x7f0e2af2808e
[   11.956744][  T294] 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
[   11.957245][  T294] RSP: 002b:00007ffd13245a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.957457][  T294] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0e2af2808e
[   11.957664][  T294] RDX: 0000000000000000 RSI: 00007ffd13245ac0 RDI: 0000000000000005
[   11.957876][  T294] RBP: 00007ffd13245a20 R08: 0000000000000000 R09: 0000000000000000
[   11.958085][  T294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   11.958292][  T294] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd13246180
| [   12.019830][  T299] ------------[ cut here ]------------
| [   12.019997][  T299] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/299
| [   12.020239][  T299] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.020786][  T299] Tainted: [W]=WARN
[   12.020894][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.021068][  T299] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.021244][  T299] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.021730][  T299] RSP: 0018:ffa00000006b7020 EFLAGS: 00010286
[   12.022054][  T299] RAX: 00000000ffffffa6 RBX: ff11000009ff79c0 RCX: 1ff40000000d6dca
[   12.022261][  T299] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff7a70
[   12.022462][  T299] RBP: ff1100000c0ea000 R08: 1fe22000013fef4f R09: ff1100000cbd2e58
[   12.022664][  T299] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.022869][  T299] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.023074][  T299] FS:  00007f4f4c07a840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.023308][  T299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.023477][  T299] CR2: 000000003fe4d988 CR3: 000000000ccc3006 CR4: 0000000000771ef0
[   12.023679][  T299] PKRU: 55555554
[   12.023779][  T299] Call Trace:
[   12.023886][  T299]  <TASK>
[   12.023956][  T299]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.024098][  T299]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.024201][  T299]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.024335][  T299]  __dev_notify_flags (net/core/dev.c:9787)
[   12.024469][  T299]  ? netif_change_name (net/core/dev.c:1495)
[   12.024605][  T299]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.024744][  T299]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.024880][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.025016][  T299]  ? 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))
[   12.025155][  T299]  netif_change_flags (net/core/dev.c:9820)
[   12.025291][  T299]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.025431][  T299]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.025566][  T299]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.025701][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.025873][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.026009][  T299]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.026145][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.026279][  T299]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.026411][  T299]  ? __kernel_text_address (kernel/extable.c:79)
[   12.026548][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.026685][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.026819][  T299]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.026972][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.027109][  T299]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.027243][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.027376][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.027510][  T299]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.027644][  T299]  ? __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)
[   12.027778][  T299]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.027919][  T299]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.028056][  T299]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.028199][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.028337][  T299]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.028472][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.028605][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.028740][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.028930][  T299]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.029121][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.029264][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.029399][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.029532][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.029668][  T299]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.029804][  T299]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.029991][  T299]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.030131][  T299]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.030265][  T299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.030400][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.030535][  T299]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.030669][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.030806][  T299]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.031024][  T299]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.031165][  T299]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.031302][  T299]  ? 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))
[   12.031436][  T299]  ? 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))
[   12.031572][  T299]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.031708][  T299]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.031844][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.032045][  T299]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.032184][  T299]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.032318][  T299]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.032452][  T299]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.032589][  T299]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.032723][  T299]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.032984][  T299]  ? move_addr_to_kernel (net/socket.c:258)
[   12.033123][  T299]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.033256][  T299]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.033391][  T299]  ___sys_sendmsg (net/socket.c:2752)
[   12.033524][  T299]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.033690][  T299]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.033837][  T299]  __sys_sendmsg (net/socket.c:2784)
[   12.034045][  T299]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.034184][  T299]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.034353][  T299]  ? 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)
[   12.034488][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.034621][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.034755][  T299]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.034974][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.035116][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.035282][  T299] RIP: 0033:0x7f4f4c2b408e
[   12.035423][  T299] 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
[   12.035980][  T299] RSP: 002b:00007fffc1690370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.036186][  T299] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f4c2b408e
[   12.036386][  T299] RDX: 0000000000000000 RSI: 00007fffc1690420 RDI: 0000000000000005
[   12.036585][  T299] RBP: 00007fffc1690380 R08: 0000000000000000 R09: 0000000000000000
[   12.036784][  T299] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.037037][  T299] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc1690ae0
| [   12.061088][  T300] ------------[ cut here ]------------
| [   12.061251][  T300] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/300
| [   12.061490][  T300] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.062049][  T300] Tainted: [W]=WARN
[   12.062158][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.062331][  T300] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.062508][  T300] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.062996][  T300] RSP: 0018:ffa00000006b7020 EFLAGS: 00010286
[   12.063171][  T300] RAX: 00000000ffffffa6 RBX: ff11000001f2e1c0 RCX: 1ff40000000d6dca
[   12.063372][  T300] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2e270
[   12.063575][  T300] RBP: ff1100000cfc2000 R08: 1fe22000003e5c4f R09: ff1100000cbd0b58
[   12.063777][  T300] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.063985][  T300] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.064191][  T300] FS:  00007f8d1c601840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.064429][  T300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.064600][  T300] CR2: 00007f8d1c8d11a0 CR3: 00000000119a7003 CR4: 0000000000771ef0
[   12.064804][  T300] PKRU: 55555554
[   12.064912][  T300] Call Trace:
[   12.065016][  T300]  <TASK>
[   12.065090][  T300]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.065228][  T300]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.065332][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.065469][  T300]  __dev_notify_flags (net/core/dev.c:9787)
[   12.065605][  T300]  ? netif_change_name (net/core/dev.c:1495)
[   12.065741][  T300]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.065880][  T300]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.066016][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.066161][  T300]  ? 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))
[   12.066298][  T300]  netif_change_flags (net/core/dev.c:9820)
[   12.066435][  T300]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.066570][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.066708][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.066847][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.067022][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.067162][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.067297][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.067432][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.067567][  T300]  ? __kernel_text_address (kernel/extable.c:79)
[   12.067704][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.067843][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.067985][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.068127][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.068261][  T300]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.068397][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.068531][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.068665][  T300]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.068802][  T300]  ? __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)
[   12.068942][  T300]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.069082][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.069220][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.069359][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.069498][  T300]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.069634][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.069769][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.069910][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.070047][  T300]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.070186][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.070324][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.070457][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.070592][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.070726][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.070869][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.071011][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.071150][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.071286][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.071422][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.071558][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.071693][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.071831][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.071972][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.072114][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.072254][  T300]  ? 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))
[   12.072389][  T300]  ? 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))
[   12.072527][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.072663][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.072799][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.072942][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.073083][  T300]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.073219][  T300]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.073355][  T300]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.073489][  T300]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.073624][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.073792][  T300]  ? move_addr_to_kernel (net/socket.c:258)
[   12.073934][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.074077][  T300]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.074216][  T300]  ___sys_sendmsg (net/socket.c:2752)
[   12.074350][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.074519][  T300]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.074665][  T300]  __sys_sendmsg (net/socket.c:2784)
[   12.074799][  T300]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.074940][  T300]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.075119][  T300]  ? 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)
[   12.075254][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.075392][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.075528][  T300]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.075665][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.075803][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.075976][  T300] RIP: 0033:0x7f8d1c83b08e
[   12.076122][  T300] 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
[   12.076600][  T300] RSP: 002b:00007ffe480d0210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.076803][  T300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8d1c83b08e
[   12.077009][  T300] RDX: 0000000000000000 RSI: 00007ffe480d02c0 RDI: 0000000000000005
[   12.077215][  T300] RBP: 00007ffe480d0220 R08: 0000000000000000 R09: 0000000000000000
[   12.077416][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.077617][  T300] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe480d0980
| [   12.108174][  T301] ------------[ cut here ]------------
| [   12.108354][  T301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/301
| [   12.108610][  T301] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.109752][  T301] Tainted: [W]=WARN
[   12.109860][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.110046][  T301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.110244][  T301] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.110751][  T301] RSP: 0018:ffa00000006d6f70 EFLAGS: 00010286
[   12.110937][  T301] RAX: 00000000ffffffa6 RBX: ff110000100701c0 RCX: 1ff40000000dadb4
[   12.111159][  T301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010070270
[   12.111374][  T301] RBP: ff1100000e9da000 R08: 1fe220000200e04f R09: ff1100000bb58b80
[   12.111587][  T301] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.111802][  T301] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   12.112025][  T301] FS:  00007f6fe017b840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   12.112283][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.112465][  T301] CR2: 00000000016b2a28 CR3: 0000000011a2b002 CR4: 0000000000771ef0
[   12.112682][  T301] PKRU: 55555554
[   12.112790][  T301] Call Trace:
[   12.112906][  T301]  <TASK>
[   12.112982][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.113134][  T301]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.113278][  T301]  notifier_call_chain (kernel/notifier.c:85)
[   12.113426][  T301]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.113573][  T301]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.113722][  T301]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.113874][  T301]  netdev_upper_dev_link (net/core/dev.c:8972)
[   12.114018][  T301]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   12.114171][  T301] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   12.114323][  T301]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.114475][  T301] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.114621][  T301]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.114772][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.114922][  T301]  ? nla_strscpy (lib/nlattr.c:795)
[   12.115074][  T301]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.115222][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.115367][  T301]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.115511][  T301]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.115663][  T301]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.115812][  T301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.115965][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.116114][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.116257][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.116400][  T301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.116546][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.116696][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.116841][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.116989][  T301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.117139][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.117284][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.117429][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.117577][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.117721][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.117871][  T301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.118016][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.118168][  T301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.118318][  T301]  ? 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))
[   12.118462][  T301]  ? 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))
[   12.118610][  T301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.118754][  T301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.118904][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.119050][  T301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.119201][  T301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.119345][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.119493][  T301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.119639][  T301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.119784][  T301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.119968][  T301]  ? move_addr_to_kernel (net/socket.c:258)
[   12.120117][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.120260][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.120406][  T301]  ___sys_sendmsg (net/socket.c:2752)
[   12.120548][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.120728][  T301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.120889][  T301]  __sys_sendmsg (net/socket.c:2784)
[   12.121034][  T301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.121180][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.121362][  T301]  ? 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)
[   12.121505][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.121650][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.121794][  T301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.121943][  T301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.122089][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.122266][  T301] RIP: 0033:0x7f6fe03b508e
[   12.122415][  T301] 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
[   12.122930][  T301] RSP: 002b:00007ffdbbfc91e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.123151][  T301] RAX: ffffffffffffffda RBX: 00007ffdbbfc9980 RCX: 00007f6fe03b508e
[   12.123365][  T301] RDX: 0000000000000000 RSI: 00007ffdbbfc9290 RDI: 0000000000000005
[   12.123579][  T301] RBP: 00007ffdbbfc91f0 R08: 0000000000000000 R09: 0000000000000000
[   12.123792][  T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.124013][  T301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbbfc9958
| [   12.125668][  T301] ------------[ cut here ]------------
| [   12.125813][  T301] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/301
| [   12.126074][  T301] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.126652][  T301] Tainted: [W]=WARN
[   12.126760][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.127443][  T301] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.127630][  T301] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.128149][  T301] RSP: 0018:ffa00000006d6fd0 EFLAGS: 00010286
[   12.128333][  T301] RAX: 00000000ffffffa6 RBX: ff11000010071e40 RCX: 1ff40000000dadc0
[   12.128547][  T301] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010071ef0
[   12.128759][  T301] RBP: ff1100000c2ca000 R08: 1fe220000200e3df R09: ff1100000bb58b80
[   12.128979][  T301] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.129198][  T301] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2cae04
[   12.129413][  T301] FS:  00007f6fe017b840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   12.129665][  T301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.129845][  T301] CR2: 00000000016b2a28 CR3: 0000000011a2b002 CR4: 0000000000771ef0
[   12.130070][  T301] PKRU: 55555554
[   12.130179][  T301] Call Trace:
[   12.130287][  T301]  <TASK>
[   12.130361][  T301]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.130506][  T301]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.130615][  T301]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.130759][  T301]  __dev_notify_flags (net/core/dev.c:9787)
[   12.130924][  T301]  ? netif_change_name (net/core/dev.c:1495)
[   12.131073][  T301]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.131220][  T301]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   12.131364][  T301]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.131510][  T301] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   12.131658][  T301]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.131807][  T301] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.131960][  T301]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.132112][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.132256][  T301]  ? nla_strscpy (lib/nlattr.c:795)
[   12.132400][  T301]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.132545][  T301]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.132687][  T301]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.132831][  T301]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.132986][  T301]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.133142][  T301]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.133287][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.133430][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.133575][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.133717][  T301]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.133860][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.134014][  T301]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.134165][  T301]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.134310][  T301]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.134456][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.134600][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.134743][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.134894][  T301]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.135038][  T301]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.135187][  T301]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.135330][  T301]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.135474][  T301]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.135621][  T301]  ? 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))
[   12.135765][  T301]  ? 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))
[   12.135914][  T301]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.136058][  T301]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.136208][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.136353][  T301]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.136498][  T301]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.136643][  T301]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.136788][  T301]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.136936][  T301]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.137082][  T301]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.137259][  T301]  ? move_addr_to_kernel (net/socket.c:258)
[   12.137404][  T301]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.137549][  T301]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.137695][  T301]  ___sys_sendmsg (net/socket.c:2752)
[   12.137837][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.138020][  T301]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.138181][  T301]  __sys_sendmsg (net/socket.c:2784)
[   12.138324][  T301]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.138467][  T301]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.138651][  T301]  ? 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)
[   12.138795][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.138949][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.139098][  T301]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.139241][  T301]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.139385][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.139564][  T301] RIP: 0033:0x7f6fe03b508e
[   12.139713][  T301] 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
[   12.140237][  T301] RSP: 002b:00007ffdbbfc91e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.140453][  T301] RAX: ffffffffffffffda RBX: 00007ffdbbfc9980 RCX: 00007f6fe03b508e
[   12.140670][  T301] RDX: 0000000000000000 RSI: 00007ffdbbfc9290 RDI: 0000000000000005
[   12.140888][  T301] RBP: 00007ffdbbfc91f0 R08: 0000000000000000 R09: 0000000000000000
[   12.141105][  T301] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.141321][  T301] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbbfc9958
| [   12.168808][  T302] ------------[ cut here ]------------
| [   12.168989][  T302] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/302
| [   12.169286][  T302] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.169847][  T302] Tainted: [W]=WARN
[   12.169962][  T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.170137][  T302] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.170311][  T302] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.170780][  T302] RSP: 0018:ffa00000008e7020 EFLAGS: 00010286
[   12.170955][  T302] RAX: 00000000ffffffa6 RBX: ff1100000d5756c0 RCX: 1ff400000011cdca
[   12.171161][  T302] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d575770
[   12.171356][  T302] RBP: ff1100000c2ca000 R08: 1fe2200001aaeaef R09: ff1100000c8b0b58
[   12.171552][  T302] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   12.171748][  T302] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.171958][  T302] FS:  00007f5c3e7c7840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   12.172197][  T302] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.172365][  T302] CR2: 00000000293e7988 CR3: 000000000c8bc003 CR4: 0000000000771ef0
[   12.172563][  T302] PKRU: 55555554
[   12.172662][  T302] Call Trace:
[   12.172759][  T302]  <TASK>
[   12.172827][  T302]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.173037][  T302]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.173146][  T302]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.173279][  T302]  __dev_notify_flags (net/core/dev.c:9787)
[   12.173412][  T302]  ? netif_change_name (net/core/dev.c:1495)
[   12.173544][  T302]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.173677][  T302]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.173809][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.174011][  T302]  ? 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))
[   12.174153][  T302]  netif_change_flags (net/core/dev.c:9820)
[   12.174286][  T302]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.174419][  T302]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.174553][  T302]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.174686][  T302]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.174853][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.175080][  T302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.175215][  T302]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.175347][  T302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.175479][  T302]  ? __kernel_text_address (kernel/extable.c:79)
[   12.175613][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.175747][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.175937][  T302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.176076][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.176208][  T302]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.176340][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.176471][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.176603][  T302]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.176736][  T302]  ? __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)
[   12.176944][  T302]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.177083][  T302]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.177216][  T302]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.177350][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.177488][  T302]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.177621][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.177752][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.177951][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.178085][  T302]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.178219][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.178353][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.178485][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.178617][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.178749][  T302]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.178969][  T302]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.179107][  T302]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.179240][  T302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.179372][  T302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.179503][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.179638][  T302]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.179770][  T302]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.179968][  T302]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.180105][  T302]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.180238][  T302]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.180374][  T302]  ? 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))
[   12.180505][  T302]  ? 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))
[   12.180639][  T302]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.180771][  T302]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.180979][  T302]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.181116][  T302]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.181248][  T302]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.181381][  T302]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.181515][  T302]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.181648][  T302]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.181779][  T302]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.181990][  T302]  ? move_addr_to_kernel (net/socket.c:258)
[   12.182127][  T302]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.182259][  T302]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.182393][  T302]  ___sys_sendmsg (net/socket.c:2752)
[   12.182526][  T302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.182691][  T302]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.182835][  T302]  __sys_sendmsg (net/socket.c:2784)
[   12.182973][  T302]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.183108][  T302]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.183276][  T302]  ? 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)
[   12.183409][  T302]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.183541][  T302]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.183673][  T302]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.183805][  T302]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.183940][  T302]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.184107][  T302] RIP: 0033:0x7f5c3ea0108e
[   12.184245][  T302] 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
[   12.184715][  T302] RSP: 002b:00007ffc6f9eb7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.184923][  T302] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5c3ea0108e
[   12.185126][  T302] RDX: 0000000000000000 RSI: 00007ffc6f9eb880 RDI: 0000000000000005
[   12.185326][  T302] RBP: 00007ffc6f9eb7e0 R08: 0000000000000000 R09: 0000000000000000
[   12.185522][  T302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.185718][  T302] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6f9ebf40
| [   12.255245][  T309] ------------[ cut here ]------------
| [   12.255421][  T309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/309
| [   12.255677][  T309] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.256598][  T309] Tainted: [W]=WARN
[   12.256708][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.256899][  T309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.257094][  T309] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.257603][  T309] RSP: 0018:ffa0000000796f70 EFLAGS: 00010286
[   12.257784][  T309] RAX: 00000000ffffffa6 RBX: ff11000009b1dcc0 RCX: 1ff40000000f2db4
[   12.258005][  T309] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1dd70
[   12.258226][  T309] RBP: ff1100000e9da000 R08: 1fe2200001363baf R09: ff1100000bb60b80
[   12.258441][  T309] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   12.258656][  T309] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   12.258879][  T309] FS:  00007f3d356db840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   12.259133][  T309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.259314][  T309] CR2: 000000000e853a28 CR3: 000000000d789002 CR4: 0000000000771ef0
[   12.259532][  T309] PKRU: 55555554
[   12.259639][  T309] Call Trace:
[   12.259747][  T309]  <TASK>
[   12.259822][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.259972][  T309]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.260119][  T309]  notifier_call_chain (kernel/notifier.c:85)
[   12.260266][  T309]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   12.260409][  T309]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.260556][  T309]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.260700][  T309]  netdev_upper_dev_link (net/core/dev.c:8972)
[   12.260845][  T309]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   12.260996][  T309] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   12.261150][  T309]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.261298][  T309] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.261445][  T309]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.261593][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.261736][  T309]  ? nla_strscpy (lib/nlattr.c:795)
[   12.261883][  T309]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.262026][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.262173][  T309]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.262317][  T309]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.262464][  T309]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.262610][  T309]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.262754][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.262902][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.263046][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.263191][  T309]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.263334][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.263480][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.263625][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.263769][  T309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.263919][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.264062][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.264208][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.264353][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.264495][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.264640][  T309]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.264781][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.264930][  T309]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.265080][  T309]  ? 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))
[   12.265224][  T309]  ? 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))
[   12.265369][  T309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.265513][  T309]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.265655][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.265799][  T309]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.265948][  T309]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.266098][  T309]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.266244][  T309]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.266387][  T309]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.266530][  T309]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.266707][  T309]  ? move_addr_to_kernel (net/socket.c:258)
[   12.266853][  T309]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.267001][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.267151][  T309]  ___sys_sendmsg (net/socket.c:2752)
[   12.267294][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.267473][  T309]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.267629][  T309]  __sys_sendmsg (net/socket.c:2784)
[   12.267772][  T309]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.267918][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.268112][  T309]  ? 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)
[   12.268258][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.268402][  T309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.268545][  T309]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.268688][  T309]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.268831][  T309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.269014][  T309] RIP: 0033:0x7f3d3591508e
[   12.269166][  T309] 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
[   12.269677][  T309] RSP: 002b:00007fff60016740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.269897][  T309] RAX: ffffffffffffffda RBX: 00007fff60016ee0 RCX: 00007f3d3591508e
[   12.270113][  T309] RDX: 0000000000000000 RSI: 00007fff600167f0 RDI: 0000000000000005
[   12.270326][  T309] RBP: 00007fff60016750 R08: 0000000000000000 R09: 0000000000000000
[   12.270539][  T309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.270751][  T309] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff60016eb8
| [   12.272425][  T309] ------------[ cut here ]------------
| [   12.272565][  T309] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/309
| [   12.272812][  T309] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.273399][  T309] Tainted: [W]=WARN
[   12.273508][  T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.273686][  T309] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.273875][  T309] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.274391][  T309] RSP: 0018:ffa0000000796fd0 EFLAGS: 00010286
[   12.274571][  T309] RAX: 00000000ffffffa6 RBX: ff1100000d574f40 RCX: 1ff40000000f2dc0
[   12.274785][  T309] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d574ff0
[   12.275008][  T309] RBP: ff1100000bb02000 R08: 1fe2200001aae9ff R09: ff1100000bb60b80
[   12.275232][  T309] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   12.275447][  T309] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02e04
[   12.275663][  T309] FS:  00007f3d356db840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   12.275919][  T309] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.276105][  T309] CR2: 000000000e853a28 CR3: 000000000d789002 CR4: 0000000000771ef0
[   12.276322][  T309] PKRU: 55555554
[   12.276430][  T309] Call Trace:
[   12.276538][  T309]  <TASK>
[   12.276612][  T309]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.276757][  T309]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.276871][  T309]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   12.277016][  T309]  __dev_notify_flags (net/core/dev.c:9787)
[   12.277166][  T309]  ? netif_change_name (net/core/dev.c:1495)
[   12.277311][  T309]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   12.277457][  T309]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   12.277601][  T309]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.277744][  T309] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   12.277897][  T309]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   12.278044][  T309] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   12.278195][  T309]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   12.278343][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   12.278485][  T309]  ? nla_strscpy (lib/nlattr.c:795)
[   12.278628][  T309]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   12.278773][  T309]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.278923][  T309]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.279072][  T309]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.279220][  T309]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.279367][  T309]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.279511][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.279654][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.279797][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.279945][  T309]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.280092][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.280241][  T309]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.280386][  T309]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.280530][  T309]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.280674][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.280817][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.280966][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.281115][  T309]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.281259][  T309]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.281403][  T309]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.281545][  T309]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.281689][  T309]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.281835][  T309]  ? 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))
[   12.281982][  T309]  ? 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))
[   12.282132][  T309]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.282276][  T309]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.282421][  T309]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.282565][  T309]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.282709][  T309]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.282853][  T309]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.283003][  T309]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.283149][  T309]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.283293][  T309]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.283470][  T309]  ? move_addr_to_kernel (net/socket.c:258)
[   12.283614][  T309]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.283757][  T309]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.283907][  T309]  ___sys_sendmsg (net/socket.c:2752)
[   12.284049][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.284232][  T309]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.284388][  T309]  __sys_sendmsg (net/socket.c:2784)
[   12.284531][  T309]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.284673][  T309]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.284856][  T309]  ? 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)
[   12.285003][  T309]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.285152][  T309]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.285293][  T309]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.285434][  T309]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.285576][  T309]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.285753][  T309] RIP: 0033:0x7f3d3591508e
[   12.285905][  T309] 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
[   12.286414][  T309] RSP: 002b:00007fff60016740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.286630][  T309] RAX: ffffffffffffffda RBX: 00007fff60016ee0 RCX: 00007f3d3591508e
[   12.286844][  T309] RDX: 0000000000000000 RSI: 00007fff600167f0 RDI: 0000000000000005
[   12.287061][  T309] RBP: 00007fff60016750 R08: 0000000000000000 R09: 0000000000000000
[   12.287278][  T309] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.287491][  T309] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff60016eb8
| [   12.318334][  T310] ------------[ cut here ]------------
| [   12.318492][  T310] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/310
| [   12.318728][  T310] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.319724][  T310] Tainted: [W]=WARN
[   12.319824][  T310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.320074][  T310] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.320253][  T310] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.320723][  T310] RSP: 0018:ffa0000000937020 EFLAGS: 00010286
[   12.320960][  T310] RAX: 00000000ffffffa6 RBX: ff1100000b2eb3c0 RCX: 1ff4000000126dca
[   12.321164][  T310] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb470
[   12.321362][  T310] RBP: ff1100000bb02000 R08: 1fe220000165d68f R09: ff1100000b0f5158
[   12.321636][  T310] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.321834][  T310] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.322115][  T310] FS:  00007f68d538f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.322352][  T310] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.322521][  T310] CR2: 000000002d9e8988 CR3: 0000000005963002 CR4: 0000000000771ef0
[   12.322720][  T310] PKRU: 55555554
[   12.322819][  T310] Call Trace:
[   12.322983][  T310]  <TASK>
[   12.323054][  T310]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.323191][  T310]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.323292][  T310]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.323425][  T310]  __dev_notify_flags (net/core/dev.c:9787)
[   12.323557][  T310]  ? netif_change_name (net/core/dev.c:1495)
[   12.323689][  T310]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.323820][  T310]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.324026][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.324164][  T310]  ? 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))
[   12.324299][  T310]  netif_change_flags (net/core/dev.c:9820)
[   12.324433][  T310]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.324567][  T310]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.324702][  T310]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.324834][  T310]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.325077][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.325209][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.325340][  T310]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.325472][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.325605][  T310]  ? __kernel_text_address (kernel/extable.c:79)
[   12.325740][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.325949][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.326085][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.326218][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.326351][  T310]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.326482][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.326613][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.326743][  T310]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.326948][  T310]  ? __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)
[   12.327083][  T310]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.327219][  T310]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.327352][  T310]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.327489][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.327624][  T310]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.327759][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.327956][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.328093][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.328224][  T310]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.328356][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.328492][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.328626][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.328758][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.328966][  T310]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.329106][  T310]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.329242][  T310]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.329377][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.329507][  T310]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.329641][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.329775][  T310]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.329979][  T310]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.330115][  T310]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.330246][  T310]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.330381][  T310]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.330517][  T310]  ? 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))
[   12.330649][  T310]  ? 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))
[   12.330786][  T310]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.331150][  T310]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.331284][  T310]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.331420][  T310]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.331555][  T310]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.331690][  T310]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.331826][  T310]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.332068][  T310]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.332200][  T310]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.332363][  T310]  ? move_addr_to_kernel (net/socket.c:258)
[   12.332495][  T310]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.332627][  T310]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.332762][  T310]  ___sys_sendmsg (net/socket.c:2752)
[   12.333000][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.333169][  T310]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.333313][  T310]  __sys_sendmsg (net/socket.c:2784)
[   12.333444][  T310]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.333577][  T310]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.333745][  T310]  ? 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)
[   12.333982][  T310]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.334224][  T310]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.334360][  T310]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.334491][  T310]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.334624][  T310]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.334788][  T310] RIP: 0033:0x7f68d55c908e
[   12.335040][  T310] 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
[   12.335625][  T310] RSP: 002b:00007ffce534cab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.335829][  T310] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f68d55c908e
[   12.336138][  T310] RDX: 0000000000000000 RSI: 00007ffce534cb60 RDI: 0000000000000005
[   12.336336][  T310] RBP: 00007ffce534cac0 R08: 0000000000000000 R09: 0000000000000000
[   12.336532][  T310] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.336832][  T310] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce534d220
| [   12.453281][  T319] ------------[ cut here ]------------
| [   12.453493][  T319] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/319
| [   12.453777][  T319] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.454447][  T319] Tainted: [W]=WARN
[   12.454596][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.454812][  T319] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.455048][  T319] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.455578][  T319] RSP: 0018:ffa00000006571b0 EFLAGS: 00010286
[   12.455793][  T319] RAX: 00000000ffffffa6 RBX: ff1100000e866dc0 RCX: 1ff40000000cadfc
[   12.456048][  T319] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e866e70
[   12.456304][  T319] RBP: ff11000008bf9000 R08: 1fe2200001d0cdcf R09: ff1100000cfad180
[   12.456553][  T319] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.456800][  T319] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   12.457071][  T319] FS:  00007fab2b658840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   12.457354][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.457571][  T319] CR2: 00007fab2b9cd040 CR3: 000000001007f001 CR4: 0000000000771ef0
[   12.457819][  T319] PKRU: 55555554
[   12.457980][  T319] Call Trace:
[   12.458136][  T319]  <TASK>
[   12.458252][  T319]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.458435][  T319]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.458587][  T319]  __dev_notify_flags (net/core/dev.c:9787)
[   12.458771][  T319]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   12.458966][  T319]  ? netif_change_name (net/core/dev.c:1495)
[   12.459161][  T319]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   12.459343][  T319]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   12.459526][  T319]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   12.459706][  T319]  ? __dev_get_by_name (net/core/dev.c:883)
[   12.459903][  T319]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   12.460095][  T319]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   12.460281][  T319]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.460463][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.460643][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.460824][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.461014][  T319]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.461200][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.461387][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.461567][  T319]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.461750][  T319]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.461944][  T319]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.462130][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.462310][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.462493][  T319]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.462674][  T319]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.462855][  T319]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.463048][  T319]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.463238][  T319]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.463421][  T319]  ? 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))
[   12.463599][  T319]  ? 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))
[   12.463782][  T319]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.463978][  T319]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.464167][  T319]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.464349][  T319]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.464530][  T319]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.464710][  T319]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.464904][  T319]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.465090][  T319]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.465270][  T319]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.465482][  T319]  ? move_addr_to_kernel (net/socket.c:258)
[   12.465665][  T319]  ___sys_sendmsg (net/socket.c:2752)
[   12.465845][  T319]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.466038][  T319]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.466233][  T319]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   12.466415][  T319]  __sys_sendmsg (net/socket.c:2784)
[   12.466596][  T319]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.466781][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.466975][  T319]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.467164][  T319]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.467346][  T319]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.467526][  T319]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.467709][  T319]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.467933][  T319] RIP: 0033:0x7fab2b89208e
[   12.468126][  T319] 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
[   12.468643][  T319] RSP: 002b:00007ffd060f8af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.468900][  T319] RAX: ffffffffffffffda RBX: 00007ffd060f9288 RCX: 00007fab2b89208e
[   12.469150][  T319] RDX: 0000000000000000 RSI: 00007ffd060f8ba0 RDI: 0000000000000005
[   12.469398][  T319] RBP: 00007ffd060f8b00 R08: 0000000000000000 R09: 0000000000000000
[   12.469640][  T319] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.469895][  T319] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd060f9260
| [   12.499719][  T321] ------------[ cut here ]------------
| [   12.499878][  T321] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/321
| [   12.500112][  T321] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.500638][  T321] Tainted: [W]=WARN
[   12.500742][  T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.500998][  T321] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.501174][  T321] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.501635][  T321] RSP: 0018:ffa0000000777020 EFLAGS: 00010286
[   12.501799][  T321] RAX: 00000000ffffffa6 RBX: ff1100000e864f40 RCX: 1ff40000000eedca
[   12.502097][  T321] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e864ff0
[   12.502295][  T321] RBP: ff11000008bf9000 R08: 1fe2200001d0c9ff R09: ff1100000cccae58
[   12.502491][  T321] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.502694][  T321] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.502970][  T321] FS:  00007fae7809e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.503207][  T321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.503370][  T321] CR2: 0000000031d9f988 CR3: 000000000bb23001 CR4: 0000000000771ef0
[   12.503562][  T321] PKRU: 55555554
[   12.503659][  T321] Call Trace:
[   12.503758][  T321]  <TASK>
[   12.503825][  T321]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.504033][  T321]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.504137][  T321]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.504267][  T321]  __dev_notify_flags (net/core/dev.c:9787)
[   12.504398][  T321]  ? netif_change_name (net/core/dev.c:1495)
[   12.504526][  T321]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.504656][  T321]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.504785][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.504977][  T321]  ? 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))
[   12.505113][  T321]  netif_change_flags (net/core/dev.c:9820)
[   12.505244][  T321]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   12.505373][  T321]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.505505][  T321]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.505635][  T321]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.505797][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.505991][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.506129][  T321]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.506259][  T321]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.506388][  T321]  ? __kernel_text_address (kernel/extable.c:79)
[   12.506519][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.506652][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.506780][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.506919][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.507051][  T321]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.507182][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.507311][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.507440][  T321]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.507571][  T321]  ? __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)
[   12.507700][  T321]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.507829][  T321]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.507966][  T321]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.508103][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.508237][  T321]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.508369][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.508497][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.508628][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.508757][  T321]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.508893][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.509025][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.509162][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.509291][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.509422][  T321]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.509552][  T321]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.509682][  T321]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.509812][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.509947][  T321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.510081][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.510215][  T321]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.510346][  T321]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.510477][  T321]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.510608][  T321]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.510738][  T321]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.510881][  T321]  ? 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))
[   12.511015][  T321]  ? 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))
[   12.511153][  T321]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.511284][  T321]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.511415][  T321]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.511547][  T321]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.511684][  T321]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.511815][  T321]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.511953][  T321]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.512090][  T321]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.512220][  T321]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.512382][  T321]  ? move_addr_to_kernel (net/socket.c:258)
[   12.512515][  T321]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.512644][  T321]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.512775][  T321]  ___sys_sendmsg (net/socket.c:2752)
[   12.512912][  T321]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.513077][  T321]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.513221][  T321]  __sys_sendmsg (net/socket.c:2784)
[   12.513352][  T321]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.513482][  T321]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.513646][  T321]  ? 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)
[   12.513777][  T321]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.513912][  T321]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.514042][  T321]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.514180][  T321]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.514318][  T321]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.514480][  T321] RIP: 0033:0x7fae782d808e
[   12.514616][  T321] 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
[   12.515090][  T321] RSP: 002b:00007ffdd69adf80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.515286][  T321] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fae782d808e
[   12.515479][  T321] RDX: 0000000000000000 RSI: 00007ffdd69ae030 RDI: 0000000000000005
[   12.515674][  T321] RBP: 00007ffdd69adf90 R08: 0000000000000000 R09: 0000000000000000
[   12.515873][  T321] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb31
[   12.516072][  T321] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd69ae6f0
| [   12.613504][  T332] ------------[ cut here ]------------
| [   12.613647][  T332] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/332
| [   12.613890][  T332] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.614448][  T332] Tainted: [W]=WARN
[   12.614551][  T332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.614719][  T332] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.614904][  T332] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.615386][  T332] RSP: 0018:ffa00000008f7020 EFLAGS: 00010286
[   12.615558][  T332] RAX: 00000000ffffffa6 RBX: ff1100000b143240 RCX: 1ff400000011edca
[   12.615760][  T332] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1432f0
[   12.615967][  T332] RBP: ff1100000e9da000 R08: 1fe220000162865f R09: ff11000011995180
[   12.616175][  T332] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   12.616375][  T332] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.616577][  T332] FS:  00007fbc791be840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   12.616814][  T332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.616991][  T332] CR2: 000000000bf16988 CR3: 0000000011806005 CR4: 0000000000771ef0
[   12.617198][  T332] PKRU: 55555554
[   12.617299][  T332] Call Trace:
[   12.617401][  T332]  <TASK>
[   12.617471][  T332]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.617608][  T332]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.617710][  T332]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.617845][  T332]  __dev_notify_flags (net/core/dev.c:9787)
[   12.618079][  T332]  ? netif_change_name (net/core/dev.c:1495)
[   12.618215][  T332]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   12.618352][  T332]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.618487][  T332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.618622][  T332]  ? 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))
[   12.618759][  T332]  netif_change_flags (net/core/dev.c:9820)
[   12.618972][  T332]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.619114][  T332]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.619249][  T332]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.619418][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.619553][  T332]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.619687][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.619820][  T332]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.620030][  T332]  ? __kernel_text_address (kernel/extable.c:79)
[   12.620171][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.620393][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.620531][  T332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.620667][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.620801][  T332]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.621021][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.621159][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.621294][  T332]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.621429][  T332]  ? __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)
[   12.621565][  T332]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.621701][  T332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.621837][  T332]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.622049][  T332]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.622191][  T332]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.622329][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.622465][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.622600][  T332]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.622735][  T332]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.622956][  T332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.623099][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.623236][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.623371][  T332]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.623507][  T332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.623643][  T332]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.623780][  T332]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.623953][  T332]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.624093][  T332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.624227][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.624365][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.624501][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.624639][  T332]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.624774][  T332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.624913][  T332]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.625053][  T332]  ? 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))
[   12.625191][  T332]  ? 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))
[   12.625328][  T332]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.625465][  T332]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.625602][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.625742][  T332]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.625881][  T332]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.626018][  T332]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.626163][  T332]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.626303][  T332]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.626439][  T332]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.626606][  T332]  ? move_addr_to_kernel (net/socket.c:258)
[   12.626744][  T332]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.626890][  T332]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.627032][  T332]  ___sys_sendmsg (net/socket.c:2752)
[   12.627175][  T332]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.627347][  T332]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.627496][  T332]  __sys_sendmsg (net/socket.c:2784)
[   12.627634][  T332]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.627769][  T332]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.627946][  T332]  ? 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)
[   12.628091][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.628229][  T332]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.628364][  T332]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.628501][  T332]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.628640][  T332]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.628809][  T332] RIP: 0033:0x7fbc793f808e
[   12.628959][  T332] 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
[   12.629446][  T332] RSP: 002b:00007ffc1b0b72a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.629652][  T332] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbc793f808e
[   12.629854][  T332] RDX: 0000000000000000 RSI: 00007ffc1b0b7350 RDI: 0000000000000005
[   12.630070][  T332] RBP: 00007ffc1b0b72b0 R08: 0000000000000000 R09: 0000000000000000
[   12.630276][  T332] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.630482][  T332] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1b0b7a10
| [   12.654520][  T333] ------------[ cut here ]------------
| [   12.654684][  T333] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/333
| [   12.654928][  T333] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.655471][  T333] Tainted: [W]=WARN
[   12.655571][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.655738][  T333] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.655915][  T333] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.656385][  T333] RSP: 0018:ffa00000008f7020 EFLAGS: 00010286
[   12.656557][  T333] RAX: 00000000ffffffa6 RBX: ff1100000f044340 RCX: 1ff400000011edca
[   12.656753][  T333] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0443f0
[   12.656956][  T333] RBP: ff1100000e9da000 R08: 1fe2200001e0887f R09: ff1100000c870b80
[   12.657160][  T333] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   12.657354][  T333] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   12.657550][  T333] FS:  00007f993ec35840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.657780][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.657953][  T333] CR2: 000000000f938988 CR3: 00000000103e0006 CR4: 0000000000771ef0
[   12.658156][  T333] PKRU: 55555554
[   12.658255][  T333] Call Trace:
[   12.658355][  T333]  <TASK>
[   12.658423][  T333]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   12.658556][  T333]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.658691][  T333]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.658792][  T333]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   12.658929][  T333]  __dev_notify_flags (net/core/dev.c:9787)
[   12.659062][  T333]  ? netif_change_name (net/core/dev.c:1495)
[   12.659198][  T333]  ? __dev_change_flags (net/core/dev.c:9752)
[   12.659329][  T333]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.659461][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.659605][  T333]  ? 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))
[   12.659738][  T333]  netif_change_flags (net/core/dev.c:9820)
[   12.659875][  T333]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   12.660007][  T333]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   12.660141][  T333]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   12.660303][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.660434][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.660564][  T333]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.660695][  T333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.660825][  T333]  ? __kernel_text_address (kernel/extable.c:79)
[   12.661030][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.661168][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.661298][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.661428][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.661558][  T333]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.661689][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.661819][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.662047][  T333]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   12.662181][  T333]  ? __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)
[   12.662312][  T333]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   12.662441][  T333]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   12.662574][  T333]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   12.662706][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   12.662840][  T333]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   12.663047][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.663183][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.663312][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.663443][  T333]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.663574][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.663707][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.663839][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.664042][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.664177][  T333]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.664310][  T333]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   12.664441][  T333]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.664572][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.664703][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.664834][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.665053][  T333]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.665189][  T333]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.665320][  T333]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.665450][  T333]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.665583][  T333]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.665717][  T333]  ? 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))
[   12.665847][  T333]  ? 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))
[   12.666072][  T333]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.666205][  T333]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.666336][  T333]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.666469][  T333]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.666599][  T333]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.666729][  T333]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.666903][  T333]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.667034][  T333]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.667170][  T333]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.667330][  T333]  ? move_addr_to_kernel (net/socket.c:258)
[   12.667460][  T333]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.667590][  T333]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.667721][  T333]  ___sys_sendmsg (net/socket.c:2752)
[   12.667851][  T333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.668020][  T333]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.668167][  T333]  __sys_sendmsg (net/socket.c:2784)
[   12.668297][  T333]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.668426][  T333]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.668592][  T333]  ? 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)
[   12.668722][  T333]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.668856][  T333]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.668993][  T333]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.669129][  T333]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.669259][  T333]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.669419][  T333] RIP: 0033:0x7f993ee6f08e
[   12.669557][  T333] 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
[   12.670030][  T333] RSP: 002b:00007ffece69e7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.670236][  T333] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f993ee6f08e
[   12.670434][  T333] RDX: 0000000000000000 RSI: 00007ffece69e8a0 RDI: 0000000000000005
[   12.670630][  T333] RBP: 00007ffece69e800 R08: 0000000000000000 R09: 0000000000000000
[   12.670830][  T333] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.671033][  T333] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffece69ef60
| [   12.789262][  T346] ------------[ cut here ]------------
| [   12.789431][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/346
| [   12.789670][  T346] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.790809][  T346] Tainted: [W]=WARN
[   12.790917][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.791093][  T346] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.791273][  T346] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.791751][  T346] RSP: 0018:ffa0000000986fe0 EFLAGS: 00010286
[   12.791928][  T346] RAX: 00000000ffffffa6 RBX: ff1100000aedef40 RCX: 1ff4000000130dc2
[   12.792135][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedeff0
[   12.792338][  T346] RBP: ff1100000e9da000 R08: 1fe22000015dbdff R09: ff1100000cc5d158
[   12.792540][  T346] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   12.792741][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   12.792950][  T346] FS:  00007fd6e5017840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.793191][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.793360][  T346] CR2: 000000000073f988 CR3: 000000000cc40001 CR4: 0000000000771ef0
[   12.793561][  T346] PKRU: 55555554
[   12.793663][  T346] Call Trace:
[   12.793764][  T346]  <TASK>
[   12.793834][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.793975][  T346]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.794117][  T346]  notifier_call_chain (kernel/notifier.c:85)
[   12.794255][  T346]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   12.794390][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.794527][  T346]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   12.794697][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.794834][  T346]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   12.795008][  T346]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.795147][  T346]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.795283][  T346]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   12.795419][  T346]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   12.795589][  T346] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   12.795729][  T346]  ? write_profile (kernel/profile.c:194)
[   12.795870][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.796005][  T346]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   12.796182][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.796318][  T346]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   12.796471][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.796605][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.796739][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.796878][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.797012][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.797167][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.797302][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.797437][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.797570][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.797704][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.797840][  T346]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   12.797983][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.798123][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.798258][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.798393][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.798529][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.798664][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.798800][  T346]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.798942][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.799080][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.799218][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.799353][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.799488][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.799623][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.799762][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.799906][  T346]  ? 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))
[   12.800042][  T346]  ? 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))
[   12.800182][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.800320][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.800457][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.800594][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.800731][  T346]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.800872][  T346]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.801011][  T346]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.801149][  T346]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.801283][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.801451][  T346]  ? move_addr_to_kernel (net/socket.c:258)
[   12.801590][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.801727][  T346]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.801870][  T346]  ___sys_sendmsg (net/socket.c:2752)
[   12.802005][  T346]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.802177][  T346]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.802324][  T346]  __sys_sendmsg (net/socket.c:2784)
[   12.802460][  T346]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.802594][  T346]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.802767][  T346]  ? 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)
[   12.802908][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.803045][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.803183][  T346]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.803317][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.803453][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.803621][  T346] RIP: 0033:0x7fd6e525108e
[   12.803764][  T346] 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
[   12.804253][  T346] RSP: 002b:00007fff8b539200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.804457][  T346] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6e525108e
[   12.804661][  T346] RDX: 0000000000000000 RSI: 00007fff8b5392b0 RDI: 0000000000000005
[   12.804867][  T346] RBP: 00007fff8b539210 R08: 0000000000000000 R09: 0000000000000000
[   12.805072][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.805273][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8b539970
| [   12.806853][  T346] ------------[ cut here ]------------
| [   12.806991][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/346
| [   12.807221][  T346] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.807751][  T346] Tainted: [W]=WARN
[   12.807851][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.808483][  T346] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.808658][  T346] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.809131][  T346] RSP: 0018:ffa0000000987060 EFLAGS: 00010286
[   12.809297][  T346] RAX: 00000000ffffffa6 RBX: ff1100000aede7c0 RCX: 1ff4000000130dd2
[   12.809494][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede870
[   12.809688][  T346] RBP: ff1100000c0ea000 R08: 1fe22000015dbd0f R09: ff1100000cc5d158
[   12.809887][  T346] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   12.810084][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000987100
[   12.810280][  T346] FS:  00007fd6e5017840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.810511][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.810676][  T346] CR2: 000000000073f988 CR3: 000000000cc40001 CR4: 0000000000771ef0
[   12.810877][  T346] PKRU: 55555554
[   12.810976][  T346] Call Trace:
[   12.811076][  T346]  <TASK>
[   12.811144][  T346]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.811277][  T346]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.811378][  T346]  netif_close_many (net/core/dev.c:1804)
[   12.811510][  T346]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   12.811672][  T346]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.811803][  T346]  ? __dev_close_many (net/core/dev.c:1781)
[   12.811940][  T346]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.812106][  T346]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.812271][  T346]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   12.812404][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.812537][  T346]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.812700][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.812832][  T346]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   12.812969][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.813103][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.813234][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.813363][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.813494][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.813643][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.813774][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.813909][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.814041][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.814177][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.814309][  T346]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   12.814441][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.814570][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.814702][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.814833][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.814970][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.815106][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.815238][  T346]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.815369][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.815500][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.815633][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.815762][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.815900][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.816029][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.816163][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.816297][  T346]  ? 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))
[   12.816428][  T346]  ? 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))
[   12.816563][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.816697][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.816827][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.816966][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.817104][  T346]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.817238][  T346]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.817370][  T346]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.817501][  T346]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.817631][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.817792][  T346]  ? move_addr_to_kernel (net/socket.c:258)
[   12.817928][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.818058][  T346]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.818198][  T346]  ___sys_sendmsg (net/socket.c:2752)
[   12.818329][  T346]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.818492][  T346]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.818635][  T346]  __sys_sendmsg (net/socket.c:2784)
[   12.818765][  T346]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.818902][  T346]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.819073][  T346]  ? 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)
[   12.819204][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.819336][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.819465][  T346]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.819595][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.819727][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.819893][  T346] RIP: 0033:0x7fd6e525108e
[   12.820030][  T346] 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
[   12.820497][  T346] RSP: 002b:00007fff8b539200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.820694][  T346] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6e525108e
[   12.820893][  T346] RDX: 0000000000000000 RSI: 00007fff8b5392b0 RDI: 0000000000000005
[   12.821094][  T346] RBP: 00007fff8b539210 R08: 0000000000000000 R09: 0000000000000000
[   12.821288][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.821484][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8b539970
| [   12.823760][  T346] ------------[ cut here ]------------
| [   12.824499][  T346] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/346
| [   12.824725][  T346] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.825292][  T346] Tainted: [W]=WARN
[   12.825388][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.825598][  T346] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.825764][  T346] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.826269][  T346] RSP: 0018:ffa0000000987190 EFLAGS: 00010286
[   12.826427][  T346] RAX: 00000000ffffffa6 RBX: ff1100000bbe3840 RCX: 1ff4000000130df8
[   12.826616][  T346] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe38f0
[   12.826804][  T346] RBP: ff1100000c0ea000 R08: 1fe220000177c71f R09: ff1100000cc5d158
[   12.827044][  T346] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.827238][  T346] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.827426][  T346] FS:  00007fd6e5017840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   12.827647][  T346] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.827806][  T346] CR2: 000000000073f988 CR3: 000000000cc40001 CR4: 0000000000771ef0
[   12.828047][  T346] PKRU: 55555554
[   12.828144][  T346] Call Trace:
[   12.828238][  T346]  <TASK>
[   12.828304][  T346]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.828464][  T346]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.828624][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.828753][  T346]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   12.828930][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.829055][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.829185][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.829310][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.829438][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.829582][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.829708][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.829835][  T346]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.830101][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.830234][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.830361][  T346]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   12.830489][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.830615][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.830744][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.830920][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.831049][  T346]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.831178][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.831305][  T346]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.831512][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.831638][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.831767][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.831945][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.832079][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.832204][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.832331][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.832459][  T346]  ? 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))
[   12.832585][  T346]  ? 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))
[   12.832713][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.832970][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.833103][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.833234][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.833360][  T346]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.833486][  T346]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.833614][  T346]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.833739][  T346]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.833994][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.834161][  T346]  ? move_addr_to_kernel (net/socket.c:258)
[   12.834288][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.834413][  T346]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.834542][  T346]  ___sys_sendmsg (net/socket.c:2752)
[   12.834670][  T346]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.834956][  T346]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.835100][  T346]  __sys_sendmsg (net/socket.c:2784)
[   12.835229][  T346]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.835355][  T346]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.835516][  T346]  ? 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)
[   12.835643][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.835851][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.836028][  T346]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.836161][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.836288][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.836445][  T346] RIP: 0033:0x7fd6e525108e
[   12.836576][  T346] 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
[   12.837165][  T346] RSP: 002b:00007fff8b539200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.837356][  T346] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6e525108e
[   12.837543][  T346] RDX: 0000000000000000 RSI: 00007fff8b5392b0 RDI: 0000000000000005
[   12.837810][  T346] RBP: 00007fff8b539210 R08: 0000000000000000 R09: 0000000000000000
[   12.838048][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.838239][  T346] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8b539970
| [   12.874588][  T347] ------------[ cut here ]------------
| [   12.874788][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/347
| [   12.875550][  T347] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.876211][  T347] Tainted: [W]=WARN
[   12.876363][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.876589][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.876814][  T347] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.877357][  T347] RSP: 0018:ffa0000000986fe0 EFLAGS: 00010286
[   12.877574][  T347] RAX: 00000000ffffffa6 RBX: ff11000010070c40 RCX: 1ff4000000130dc2
[   12.877823][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010070cf0
[   12.878088][  T347] RBP: ff1100000e9da000 R08: 1fe220000200e19f R09: ff1100000cc58b58
[   12.878336][  T347] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   12.878587][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   12.878839][  T347] FS:  00007f413a6ee840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   12.879143][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.879360][  T347] CR2: 000000003f573988 CR3: 0000000009dee001 CR4: 0000000000771ef0
[   12.879612][  T347] PKRU: 55555554
[   12.879760][  T347] Call Trace:
[   12.879923][  T347]  <TASK>
[   12.880040][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.880230][  T347]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.880416][  T347]  notifier_call_chain (kernel/notifier.c:85)
[   12.880603][  T347]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   12.880786][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.880980][  T347]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   12.881205][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.881392][  T347]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   12.881605][  T347]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.881788][  T347]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.881982][  T347]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   12.882172][  T347]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   12.882393][  T347] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   12.882580][  T347]  ? write_profile (kernel/profile.c:194)
[   12.882763][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.882960][  T347]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   12.883184][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.883394][  T347]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   12.883578][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.883759][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.883959][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.884150][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.884332][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.884534][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.884715][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.884909][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.885099][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.885286][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.885470][  T347]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   12.885654][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.885835][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.886030][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.886219][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.886403][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.886588][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.886772][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.886968][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.887180][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.887364][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.887540][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.887720][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.887908][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.888098][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.888281][  T347]  ? 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))
[   12.888460][  T347]  ? 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))
[   12.888650][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.888837][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.889033][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.889220][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.889405][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.889593][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.889778][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.889974][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.890166][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.890382][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   12.890566][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.890748][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.890952][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   12.891141][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.891358][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.891554][  T347]  __sys_sendmsg (net/socket.c:2784)
[   12.891736][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.891929][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.892150][  T347]  ? 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)
[   12.892336][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.892520][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.892702][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.892895][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.893085][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.893298][  T347] RIP: 0033:0x7f413a92808e
[   12.893486][  T347] 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
[   12.894014][  T347] RSP: 002b:00007fffc89d7dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.894271][  T347] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f413a92808e
[   12.894516][  T347] RDX: 0000000000000000 RSI: 00007fffc89d7e70 RDI: 0000000000000005
[   12.894766][  T347] RBP: 00007fffc89d7dd0 R08: 0000000000000000 R09: 0000000000000000
[   12.895024][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.895277][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc89d8530
| [   12.906312][  T347] ------------[ cut here ]------------
| [   12.906500][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/347
| [   12.906769][  T347] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.907424][  T347] Tainted: [W]=WARN
[   12.907570][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.907778][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.908008][  T347] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.908518][  T347] RSP: 0018:ffa0000000987060 EFLAGS: 00010286
[   12.908732][  T347] RAX: 00000000ffffffa6 RBX: ff11000010071840 RCX: 1ff4000000130dd2
[   12.909219][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100718f0
[   12.909456][  T347] RBP: ff1100000cfc2000 R08: 1fe220000200e31f R09: ff1100000cc58b58
[   12.909695][  T347] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   12.909946][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000987100
[   12.910199][  T347] FS:  00007f413a6ee840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   12.910472][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.910684][  T347] CR2: 000000003f573988 CR3: 0000000009dee001 CR4: 0000000000771ef0
[   12.910940][  T347] PKRU: 55555554
[   12.911091][  T347] Call Trace:
[   12.911236][  T347]  <TASK>
[   12.911349][  T347]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.911529][  T347]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.911676][  T347]  netif_close_many (net/core/dev.c:1804)
[   12.911854][  T347]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   12.912079][  T347]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.912258][  T347]  ? __dev_close_many (net/core/dev.c:1781)
[   12.912436][  T347]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.912644][  T347]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.912852][  T347]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   12.913046][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.913231][  T347]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.913440][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.913620][  T347]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   12.913798][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.913986][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.914174][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.914354][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.914530][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.914726][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.914912][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.915096][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.915272][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.915449][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.915628][  T347]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   12.915807][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.915995][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.916177][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.916355][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.916535][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.916712][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.916901][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.917085][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.917263][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.917442][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.917619][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.917797][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.917985][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.918173][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.918353][  T347]  ? 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))
[   12.918531][  T347]  ? 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))
[   12.918713][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.918906][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.919088][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.919271][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.919449][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.919627][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.919807][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.919997][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.920176][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.920381][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   12.920561][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.920741][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.920932][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   12.921112][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.921323][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.921512][  T347]  __sys_sendmsg (net/socket.c:2784)
[   12.921691][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.921879][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.922098][  T347]  ? 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)
[   12.922276][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.922453][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.922629][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.922805][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.922996][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.923207][  T347] RIP: 0033:0x7f413a92808e
[   12.923391][  T347] 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
[   12.923903][  T347] RSP: 002b:00007fffc89d7dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.924153][  T347] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f413a92808e
[   12.924394][  T347] RDX: 0000000000000000 RSI: 00007fffc89d7e70 RDI: 0000000000000005
[   12.924632][  T347] RBP: 00007fffc89d7dd0 R08: 0000000000000000 R09: 0000000000000000
[   12.924883][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.925130][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc89d8530
| [   12.927951][  T347] ------------[ cut here ]------------
| [   12.928132][  T347] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/347
| [   12.928395][  T347] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.929159][  T347] Tainted: [W]=WARN
[   12.929302][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.929508][  T347] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.929722][  T347] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.930232][  T347] RSP: 0018:ffa0000000987190 EFLAGS: 00010286
[   12.930439][  T347] RAX: 00000000ffffffa6 RBX: ff1100000d5713c0 RCX: 1ff4000000130df8
[   12.930676][  T347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571470
[   12.930922][  T347] RBP: ff1100000cfc2000 R08: 1fe2200001aae28f R09: ff1100000cc58b58
[   12.931164][  T347] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   12.931395][  T347] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.931631][  T347] FS:  00007f413a6ee840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   12.931913][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.932127][  T347] CR2: 000000003f573988 CR3: 0000000009dee001 CR4: 0000000000771ef0
[   12.932363][  T347] PKRU: 55555554
[   12.932504][  T347] Call Trace:
[   12.932645][  T347]  <TASK>
[   12.932757][  T347]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.932977][  T347]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.933191][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.933367][  T347]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   12.933538][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.933710][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.933895][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.934076][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.934249][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.934442][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.934614][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.934787][  T347]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.934971][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.935155][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.935331][  T347]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   12.935504][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.935678][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.935851][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.936038][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.936219][  T347]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.936391][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.936564][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.936737][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.936924][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.937104][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.937276][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.937450][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   12.937620][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.937793][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.937978][  T347]  ? 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))
[   12.938162][  T347]  ? 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))
[   12.938343][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.938518][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.938690][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.938879][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   12.939053][  T347]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   12.939236][  T347]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   12.939411][  T347]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   12.939584][  T347]  ? copy_msghdr_from_user (net/socket.c:2635)
[   12.939759][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   12.939972][  T347]  ? move_addr_to_kernel (net/socket.c:258)
[   12.940155][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.940328][  T347]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.940503][  T347]  ___sys_sendmsg (net/socket.c:2752)
[   12.940676][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   12.940894][  T347]  ? copy_msghdr_from_user (net/socket.c:2603)
[   12.941087][  T347]  __sys_sendmsg (net/socket.c:2784)
[   12.941263][  T347]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   12.941434][  T347]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   12.941642][  T347]  ? 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)
[   12.941816][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.942002][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   12.942185][  T347]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   12.942362][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   12.942536][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.942740][  T347] RIP: 0033:0x7f413a92808e
[   12.942932][  T347] 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
[   12.943427][  T347] RSP: 002b:00007fffc89d7dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.943661][  T347] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f413a92808e
[   12.943905][  T347] RDX: 0000000000000000 RSI: 00007fffc89d7e70 RDI: 0000000000000005
[   12.944143][  T347] RBP: 00007fffc89d7dd0 R08: 0000000000000000 R09: 0000000000000000
[   12.944377][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   12.944610][  T347] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc89d8530
| [   12.986732][  T348] ------------[ cut here ]------------
| [   12.986935][  T348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/348
| [   12.987225][  T348] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   12.987860][  T348] Tainted: [W]=WARN
[   12.988022][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.988246][  T348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.988472][  T348] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.989117][  T348] RSP: 0018:ffa0000000996fe0 EFLAGS: 00010286
[   12.989413][  T348] RAX: 00000000ffffffa6 RBX: ff1100000bbe2ac0 RCX: 1ff4000000132dc2
[   12.989746][  T348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2b70
[   12.990103][  T348] RBP: ff1100000e9da000 R08: 1fe220000177c56f R09: ff11000009fd5158
[   12.990436][  T348] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   12.990746][  T348] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   12.991090][  T348] FS:  00007f2ca0c0d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   12.991369][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.991586][  T348] CR2: 000000003c3ee988 CR3: 000000000f359004 CR4: 0000000000771ef0
[   12.991835][  T348] PKRU: 55555554
[   12.991996][  T348] Call Trace:
[   12.992148][  T348]  <TASK>
[   12.992265][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.992446][  T348]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   12.992632][  T348]  notifier_call_chain (kernel/notifier.c:85)
[   12.992818][  T348]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   12.993013][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.993203][  T348]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   12.993417][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.993602][  T348]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   12.993817][  T348]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.994013][  T348]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.994204][  T348]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   12.994387][  T348]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   12.994604][  T348] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   12.994791][  T348]  ? write_profile (kernel/profile.c:194)
[   12.994986][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.995178][  T348]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   12.995397][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.995581][  T348]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   12.995763][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.995956][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.996146][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.996330][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.996512][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.996713][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.996906][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.997097][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   12.997279][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.997462][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.997646][  T348]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   12.997830][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.998021][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.998212][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.998394][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.998578][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   12.998761][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   12.998958][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   12.999147][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.999330][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   12.999517][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.999702][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   12.999899][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.000086][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.000270][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.000455][  T348]  ? 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))
[   13.000635][  T348]  ? 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))
[   13.000820][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.001016][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.001208][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.001393][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.001578][  T348]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.001761][  T348]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.001959][  T348]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.002148][  T348]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.002329][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.002543][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   13.002727][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.002937][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.003128][  T348]  ___sys_sendmsg (net/socket.c:2752)
[   13.003312][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.003530][  T348]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.003723][  T348]  __sys_sendmsg (net/socket.c:2784)
[   13.003917][  T348]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.004111][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.004331][  T348]  ? 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)
[   13.004513][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.004696][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.004889][  T348]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.005077][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.005262][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.005479][  T348] RIP: 0033:0x7f2ca0e4708e
[   13.005666][  T348] 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
[   13.006204][  T348] RSP: 002b:00007ffd31e135a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.006456][  T348] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2ca0e4708e
[   13.006703][  T348] RDX: 0000000000000000 RSI: 00007ffd31e13650 RDI: 0000000000000005
[   13.006963][  T348] RBP: 00007ffd31e135b0 R08: 0000000000000000 R09: 0000000000000000
[   13.007212][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.007458][  T348] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd31e13d10
| [   13.009469][  T348] ------------[ cut here ]------------
| [   13.009613][  T348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/348
| [   13.009843][  T348] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.010391][  T348] Tainted: [W]=WARN
[   13.010490][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.010658][  T348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.010829][  T348] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.011307][  T348] RSP: 0018:ffa0000000997060 EFLAGS: 00010286
[   13.011473][  T348] RAX: 00000000ffffffa6 RBX: ff11000005edf0c0 RCX: 1ff4000000132dd2
[   13.011671][  T348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf170
[   13.011872][  T348] RBP: ff1100000cd52000 R08: 1fe2200000bdbe2f R09: ff11000009fd5158
[   13.012072][  T348] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   13.012267][  T348] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000997100
[   13.012465][  T348] FS:  00007f2ca0c0d840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   13.012696][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.012867][  T348] CR2: 00005634b211dd5c CR3: 000000000f359005 CR4: 0000000000771ef0
[   13.013065][  T348] PKRU: 55555554
[   13.013168][  T348] Call Trace:
[   13.013268][  T348]  <TASK>
[   13.013335][  T348]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.013470][  T348]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.013571][  T348]  netif_close_many (net/core/dev.c:1804)
[   13.013703][  T348]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   13.013870][  T348]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.014003][  T348]  ? __dev_close_many (net/core/dev.c:1781)
[   13.014140][  T348]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.014306][  T348]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.014470][  T348]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.014605][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.014737][  T348]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.014909][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.015041][  T348]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.015188][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.015321][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.015452][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.015582][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.015712][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.015867][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.015998][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.016135][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.016267][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.016397][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.016529][  T348]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.016660][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.016791][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.016928][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.017058][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.017196][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.017326][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.017457][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.017587][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.017718][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.017850][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.017985][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.018121][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.018250][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.018381][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.018514][  T348]  ? 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))
[   13.018644][  T348]  ? 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))
[   13.018776][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.018909][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.019038][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.019173][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.019305][  T348]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.019436][  T348]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.019567][  T348]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.019696][  T348]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.019825][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.019991][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   13.020124][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.020255][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.020386][  T348]  ___sys_sendmsg (net/socket.c:2752)
[   13.020515][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.020676][  T348]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.020817][  T348]  __sys_sendmsg (net/socket.c:2784)
[   13.020952][  T348]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.021084][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.021251][  T348]  ? 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)
[   13.021381][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.021513][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.021642][  T348]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.021771][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.021908][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.022074][  T348] RIP: 0033:0x7f2ca0e4708e
[   13.022211][  T348] 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
[   13.022673][  T348] RSP: 002b:00007ffd31e135a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.022875][  T348] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2ca0e4708e
[   13.023078][  T348] RDX: 0000000000000000 RSI: 00007ffd31e13650 RDI: 0000000000000005
[   13.023272][  T348] RBP: 00007ffd31e135b0 R08: 0000000000000000 R09: 0000000000000000
[   13.023467][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.023659][  T348] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd31e13d10
| [   13.030943][  T348] ------------[ cut here ]------------
| [   13.031110][  T348] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/348
| [   13.031332][  T348] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.031844][  T348] Tainted: [W]=WARN
[   13.031950][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.032111][  T348] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.032276][  T348] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.032726][  T348] RSP: 0018:ffa0000000997190 EFLAGS: 00010286
[   13.032890][  T348] RAX: 00000000ffffffa6 RBX: ff11000005ede040 RCX: 1ff4000000132df8
[   13.033081][  T348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede0f0
[   13.033270][  T348] RBP: ff1100000cd52000 R08: 1fe2200000bdbc1f R09: ff11000009fd5158
[   13.033456][  T348] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.033644][  T348] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.033833][  T348] FS:  00007f2ca0c0d840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   13.034064][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.034227][  T348] CR2: 00005634b211dd5c CR3: 000000000f359005 CR4: 0000000000771ef0
[   13.034418][  T348] PKRU: 55555554
[   13.034512][  T348] Call Trace:
[   13.034607][  T348]  <TASK>
[   13.034673][  T348]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.034833][  T348]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.034998][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.035130][  T348]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.035255][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.035381][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.035506][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.035632][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.035757][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.035906][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.036033][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.036164][  T348]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.036289][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.036414][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.036540][  T348]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.036667][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.036792][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.036977][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.037156][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.037284][  T348]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.037411][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.037538][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.037665][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.037791][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.037971][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.038102][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.038229][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.038354][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.038481][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.038609][  T348]  ? 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))
[   13.038734][  T348]  ? 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))
[   13.038915][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.039045][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.039177][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.039305][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.039432][  T348]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.039559][  T348]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.039686][  T348]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.039811][  T348]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.039986][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.040147][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   13.040274][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.040400][  T348]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.040527][  T348]  ___sys_sendmsg (net/socket.c:2752)
[   13.040652][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.040810][  T348]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.040999][  T348]  __sys_sendmsg (net/socket.c:2784)
[   13.041129][  T348]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.041255][  T348]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.041415][  T348]  ? 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)
[   13.041543][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.041671][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.041797][  T348]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.041973][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.042106][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.042263][  T348] RIP: 0033:0x7f2ca0e4708e
[   13.042395][  T348] 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
[   13.042843][  T348] RSP: 002b:00007ffd31e135a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.043092][  T348] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2ca0e4708e
[   13.043281][  T348] RDX: 0000000000000000 RSI: 00007ffd31e13650 RDI: 0000000000000005
[   13.043469][  T348] RBP: 00007ffd31e135b0 R08: 0000000000000000 R09: 0000000000000000
[   13.043659][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.043849][  T348] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd31e13d10
| [   13.083748][  T349] ------------[ cut here ]------------
| [   13.084410][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/349
| [   13.084659][  T349] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.085274][  T349] Tainted: [W]=WARN
[   13.085378][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.085547][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.085781][  T349] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.086290][  T349] RSP: 0018:ffa00000009a6fe0 EFLAGS: 00010286
[   13.086461][  T349] RAX: 00000000ffffffa6 RBX: ff1100000d575e40 RCX: 1ff4000000134dc2
[   13.086663][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d575ef0
[   13.086872][  T349] RBP: ff1100000e9da000 R08: 1fe2200001aaebdf R09: ff1100000cbd0b58
[   13.087081][  T349] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   13.087283][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   13.087486][  T349] FS:  00007f31d8cd6840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.087724][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.087901][  T349] CR2: 0000000023481988 CR3: 000000000f0a1001 CR4: 0000000000771ef0
[   13.088111][  T349] PKRU: 55555554
[   13.088211][  T349] Call Trace:
[   13.088312][  T349]  <TASK>
[   13.088383][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.088519][  T349]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   13.088655][  T349]  notifier_call_chain (kernel/notifier.c:85)
[   13.088793][  T349]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   13.088936][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.089076][  T349]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   13.089246][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.089384][  T349]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   13.089554][  T349]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.089689][  T349]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.089826][  T349]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   13.089968][  T349]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   13.090143][  T349] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.090283][  T349]  ? write_profile (kernel/profile.c:194)
[   13.090418][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.090555][  T349]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.090726][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.090869][  T349]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   13.091005][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.091146][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.091281][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.091417][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.091554][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.091707][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.091843][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.091986][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.092130][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.092265][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.092402][  T349]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.092539][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.092675][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.092812][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.092955][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.093099][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.093236][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.093375][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.093512][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.093647][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.093784][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.093926][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.094065][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.094206][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.094343][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.094481][  T349]  ? 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))
[   13.094616][  T349]  ? 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))
[   13.094754][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.094897][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.095034][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.095177][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.095315][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.095452][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.095590][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.095725][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.095860][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.096034][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   13.096175][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.096311][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.096448][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   13.096583][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.096752][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.096908][  T349]  __sys_sendmsg (net/socket.c:2784)
[   13.097043][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.097182][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.097354][  T349]  ? 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)
[   13.097489][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.097626][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.097761][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.097902][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.098037][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.098209][  T349] RIP: 0033:0x7f31d8f1008e
[   13.098349][  T349] 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
[   13.098829][  T349] RSP: 002b:00007ffec2eb7d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.099040][  T349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f31d8f1008e
[   13.099247][  T349] RDX: 0000000000000000 RSI: 00007ffec2eb7e30 RDI: 0000000000000005
[   13.099448][  T349] RBP: 00007ffec2eb7d90 R08: 0000000000000000 R09: 0000000000000000
[   13.099650][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.099853][  T349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2eb84f0
| [   13.101535][  T349] ------------[ cut here ]------------
| [   13.101679][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/349
| [   13.101939][  T349] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.102477][  T349] Tainted: [W]=WARN
[   13.102576][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.102741][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.102919][  T349] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.103383][  T349] RSP: 0018:ffa00000009a7060 EFLAGS: 00010286
[   13.103548][  T349] RAX: 00000000ffffffa6 RBX: ff1100000d574940 RCX: 1ff4000000134dd2
[   13.103743][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5749f0
[   13.103943][  T349] RBP: ff1100000c2ca000 R08: 1fe2200001aae93f R09: ff1100000cbd0b58
[   13.104143][  T349] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   13.104338][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009a7100
[   13.104534][  T349] FS:  00007f31d8cd6840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   13.104765][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.104936][  T349] CR2: 00005634b1fcc130 CR3: 000000000f0a1001 CR4: 0000000000771ef0
[   13.105135][  T349] PKRU: 55555554
[   13.105233][  T349] Call Trace:
[   13.105333][  T349]  <TASK>
[   13.105402][  T349]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.105537][  T349]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.105637][  T349]  netif_close_many (net/core/dev.c:1804)
[   13.105767][  T349]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   13.105936][  T349]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.106071][  T349]  ? __dev_close_many (net/core/dev.c:1781)
[   13.106203][  T349]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.106367][  T349]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.106531][  T349]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.106667][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.106799][  T349]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.106977][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.107114][  T349]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.107246][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.107377][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.107507][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.107638][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.107767][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.107921][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.108052][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.108187][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.108317][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.108446][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.108579][  T349]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.108713][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.108843][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.108980][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.109115][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.109247][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.109378][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.109510][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.109642][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.109773][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.109910][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.110041][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.110178][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.110309][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.110441][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.110576][  T349]  ? 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))
[   13.110708][  T349]  ? 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))
[   13.110842][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.110978][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.111113][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.111249][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.111380][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.111512][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.111646][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.111776][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.111909][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.112076][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   13.112208][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.112338][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.112471][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   13.112602][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.112765][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.112913][  T349]  __sys_sendmsg (net/socket.c:2784)
[   13.113044][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.113179][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.113344][  T349]  ? 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)
[   13.113474][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.113607][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.113737][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.113873][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.114004][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.114171][  T349] RIP: 0033:0x7f31d8f1008e
[   13.114309][  T349] 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
[   13.114774][  T349] RSP: 002b:00007ffec2eb7d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.114975][  T349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f31d8f1008e
[   13.115174][  T349] RDX: 0000000000000000 RSI: 00007ffec2eb7e30 RDI: 0000000000000005
[   13.115371][  T349] RBP: 00007ffec2eb7d90 R08: 0000000000000000 R09: 0000000000000000
[   13.115569][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.115763][  T349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2eb84f0
| [   13.118197][  T349] ------------[ cut here ]------------
| [   13.118338][  T349] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/349
| [   13.118559][  T349] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.119134][  T349] Tainted: [W]=WARN
[   13.119230][  T349] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.119389][  T349] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.119554][  T349] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.120055][  T349] RSP: 0018:ffa00000009a7190 EFLAGS: 00010286
[   13.120218][  T349] RAX: 00000000ffffffa6 RBX: ff110000051cadc0 RCX: 1ff4000000134df8
[   13.120407][  T349] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cae70
[   13.120596][  T349] RBP: ff1100000c2ca000 R08: 1fe2200000a395cf R09: ff1100000cbd0b58
[   13.120785][  T349] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.120988][  T349] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.121183][  T349] FS:  00007f31d8cd6840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   13.121405][  T349] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.121565][  T349] CR2: 00005634b1fcc130 CR3: 000000000f0a1001 CR4: 0000000000771ef0
[   13.121755][  T349] PKRU: 55555554
[   13.121850][  T349] Call Trace:
[   13.121948][  T349]  <TASK>
[   13.122013][  T349]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.122176][  T349]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.122334][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.122464][  T349]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.122590][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.122716][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.122842][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.122972][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.123103][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.123251][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.123377][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.123503][  T349]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.123627][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.123752][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.123882][  T349]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.124010][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.124138][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.124264][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.124389][  T349]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.124516][  T349]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.124641][  T349]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.124767][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.124897][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.125022][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.125154][  T349]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.125280][  T349]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.125407][  T349]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.125533][  T349]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.125660][  T349]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.125789][  T349]  ? 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))
[   13.125922][  T349]  ? 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))
[   13.126050][  T349]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.126184][  T349]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.126311][  T349]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.126439][  T349]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.126565][  T349]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.126692][  T349]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.126819][  T349]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.126952][  T349]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.127080][  T349]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.127235][  T349]  ? move_addr_to_kernel (net/socket.c:258)
[   13.127362][  T349]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.127488][  T349]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.127617][  T349]  ___sys_sendmsg (net/socket.c:2752)
[   13.127743][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.127907][  T349]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.128045][  T349]  __sys_sendmsg (net/socket.c:2784)
[   13.128176][  T349]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.128301][  T349]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.128460][  T349]  ? 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)
[   13.128587][  T349]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.128713][  T349]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.128838][  T349]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.128969][  T349]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.129099][  T349]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.129259][  T349] RIP: 0033:0x7f31d8f1008e
[   13.129390][  T349] 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
[   13.129835][  T349] RSP: 002b:00007ffec2eb7d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.130031][  T349] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f31d8f1008e
[   13.130223][  T349] RDX: 0000000000000000 RSI: 00007ffec2eb7e30 RDI: 0000000000000005
[   13.130411][  T349] RBP: 00007ffec2eb7d90 R08: 0000000000000000 R09: 0000000000000000
[   13.130598][  T349] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.130785][  T349] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec2eb84f0
| [   13.183624][  T350] ------------[ cut here ]------------
| [   13.183820][  T350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/350
| [   13.184123][  T350] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.184764][  T350] Tainted: [W]=WARN
[   13.184998][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.185298][  T350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.185515][  T350] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.186043][  T350] RSP: 0018:ffa00000009b6fe0 EFLAGS: 00010286
[   13.186267][  T350] RAX: 00000000ffffffa6 RBX: ff11000009b1d9c0 RCX: 1ff4000000136dc2
[   13.186511][  T350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1da70
[   13.186756][  T350] RBP: ff1100000e9da000 R08: 1fe2200001363b4f R09: ff1100000cbd2e58
[   13.187013][  T350] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   13.187265][  T350] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   13.187510][  T350] FS:  00007fe898a3d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   13.187791][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.188015][  T350] CR2: 0000000032529988 CR3: 000000000c1db001 CR4: 0000000000771ef0
[   13.188272][  T350] PKRU: 55555554
[   13.188420][  T350] Call Trace:
[   13.188567][  T350]  <TASK>
[   13.188683][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.188877][  T350]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   13.189060][  T350]  notifier_call_chain (kernel/notifier.c:85)
[   13.189252][  T350]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   13.189434][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.189617][  T350]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   13.189834][  T350]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.190029][  T350]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.190218][  T350]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   13.190401][  T350]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   13.190614][  T350]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   13.190797][  T350] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.190996][  T350]  ? write_profile (kernel/profile.c:194)
[   13.191183][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.191365][  T350]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   13.191583][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.191769][  T350]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   13.191964][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.192154][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.192340][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.192522][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.192702][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.192914][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.193103][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.193285][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.193465][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.193648][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.193831][  T350]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.194027][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.194213][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.194393][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.194574][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.194757][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.194947][  T350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.195136][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.195317][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.195498][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.195682][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.195877][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.196062][  T350]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.196249][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.196433][  T350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.196619][  T350]  ? 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))
[   13.196800][  T350]  ? 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))
[   13.197000][  T350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.197195][  T350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.197382][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.197566][  T350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.197750][  T350]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.197946][  T350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.198138][  T350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.198321][  T350]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.198503][  T350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.198715][  T350]  ? move_addr_to_kernel (net/socket.c:258)
[   13.198912][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.199101][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.199286][  T350]  ___sys_sendmsg (net/socket.c:2752)
[   13.199471][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.199688][  T350]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.199893][  T350]  __sys_sendmsg (net/socket.c:2784)
[   13.200083][  T350]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.200266][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.200486][  T350]  ? 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)
[   13.200667][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.200849][  T350]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.201045][  T350]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.201235][  T350]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.201419][  T350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.201633][  T350] RIP: 0033:0x7fe898c7708e
[   13.201820][  T350] 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
[   13.202355][  T350] RSP: 002b:00007ffee002d470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.202605][  T350] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe898c7708e
[   13.202851][  T350] RDX: 0000000000000000 RSI: 00007ffee002d520 RDI: 0000000000000005
[   13.203121][  T350] RBP: 00007ffee002d480 R08: 0000000000000000 R09: 0000000000000000
[   13.203367][  T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.203613][  T350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee002dbe0
| [   13.205774][  T350] ------------[ cut here ]------------
| [   13.205923][  T350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/350
| [   13.206155][  T350] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.206685][  T350] Tainted: [W]=WARN
[   13.206784][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.207140][  T350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.207313][  T350] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.207776][  T350] RSP: 0018:ffa00000009b7060 EFLAGS: 00010286
[   13.207948][  T350] RAX: 00000000ffffffa6 RBX: ff11000009b1c040 RCX: 1ff4000000136dd2
[   13.208147][  T350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c0f0
[   13.208343][  T350] RBP: ff1100000bb02000 R08: 1fe220000136381f R09: ff1100000cbd2e58
[   13.208537][  T350] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.208731][  T350] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009b7100
[   13.208933][  T350] FS:  00007fe898a3d840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.209165][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.209331][  T350] CR2: 00007fe898c04318 CR3: 000000000c1db003 CR4: 0000000000771ef0
[   13.209525][  T350] PKRU: 55555554
[   13.209623][  T350] Call Trace:
[   13.209721][  T350]  <TASK>
[   13.209789][  T350]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.209928][  T350]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.210029][  T350]  netif_close_many (net/core/dev.c:1804)
[   13.210166][  T350]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.210295][  T350]  ? __dev_close_many (net/core/dev.c:1781)
[   13.210426][  T350]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.210589][  T350]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.210753][  T350]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   13.210895][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.211028][  T350]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.211202][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.211335][  T350]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.211469][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.211600][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.211732][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.211869][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.212000][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.212155][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.212286][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.212416][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.212546][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.212676][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.212806][  T350]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.212942][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.213079][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.213209][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.213339][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.213471][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.213602][  T350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.213733][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.213870][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.214002][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.214141][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.214271][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.214402][  T350]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.214531][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.214662][  T350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.214795][  T350]  ? 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))
[   13.214931][  T350]  ? 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))
[   13.215065][  T350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.215203][  T350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.215333][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.215466][  T350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.215598][  T350]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.215729][  T350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.215868][  T350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.215999][  T350]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.216136][  T350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.216300][  T350]  ? move_addr_to_kernel (net/socket.c:258)
[   13.216431][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.216563][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.216694][  T350]  ___sys_sendmsg (net/socket.c:2752)
[   13.216823][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.216995][  T350]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.217141][  T350]  __sys_sendmsg (net/socket.c:2784)
[   13.217272][  T350]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.217402][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.217568][  T350]  ? 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)
[   13.217698][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.217829][  T350]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.217966][  T350]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.218102][  T350]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.218233][  T350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.218394][  T350] RIP: 0033:0x7fe898c7708e
[   13.218531][  T350] 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
[   13.219001][  T350] RSP: 002b:00007ffee002d470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.219202][  T350] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe898c7708e
[   13.219397][  T350] RDX: 0000000000000000 RSI: 00007ffee002d520 RDI: 0000000000000005
[   13.219592][  T350] RBP: 00007ffee002d480 R08: 0000000000000000 R09: 0000000000000000
[   13.219788][  T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.219989][  T350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee002dbe0
| [   13.222421][  T350] ------------[ cut here ]------------
| [   13.222561][  T350] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/350
| [   13.222782][  T350] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.223597][  T350] Tainted: [W]=WARN
[   13.223693][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.223850][  T350] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.224021][  T350] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.224478][  T350] RSP: 0018:ffa00000009b7190 EFLAGS: 00010286
[   13.224637][  T350] RAX: 00000000ffffffa6 RBX: ff11000009ff6940 RCX: 1ff4000000136df8
[   13.224824][  T350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff69f0
[   13.225019][  T350] RBP: ff1100000bb02000 R08: 1fe22000013fed3f R09: ff1100000cbd2e58
[   13.225210][  T350] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.225399][  T350] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.225590][  T350] FS:  00007fe898a3d840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.225812][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.225983][  T350] CR2: 00007fe898c04318 CR3: 000000000c1db003 CR4: 0000000000771ef0
[   13.226177][  T350] PKRU: 55555554
[   13.226271][  T350] Call Trace:
[   13.226367][  T350]  <TASK>
[   13.226434][  T350]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.226596][  T350]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.226755][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.226889][  T350]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.227016][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.227148][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.227275][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.227401][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.227527][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.227671][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.227798][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.227932][  T350]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.228059][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.228190][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.228317][  T350]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.228445][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.228571][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.228697][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.228824][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.228959][  T350]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.229091][  T350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.229219][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.229345][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.229471][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.229600][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.229726][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.229854][  T350]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.229987][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.230120][  T350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.230250][  T350]  ? 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))
[   13.230376][  T350]  ? 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))
[   13.230505][  T350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.230633][  T350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.230759][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.230893][  T350]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.231022][  T350]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.231153][  T350]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.231282][  T350]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.231407][  T350]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.231534][  T350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.231690][  T350]  ? move_addr_to_kernel (net/socket.c:258)
[   13.231817][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.231951][  T350]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.232082][  T350]  ___sys_sendmsg (net/socket.c:2752)
[   13.232208][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.232364][  T350]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.232504][  T350]  __sys_sendmsg (net/socket.c:2784)
[   13.232631][  T350]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.232756][  T350]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.232925][  T350]  ? 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)
[   13.233052][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.233181][  T350]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.233307][  T350]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.233433][  T350]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.233559][  T350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.233716][  T350] RIP: 0033:0x7fe898c7708e
[   13.233848][  T350] 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
[   13.234306][  T350] RSP: 002b:00007ffee002d470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.234498][  T350] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe898c7708e
[   13.234687][  T350] RDX: 0000000000000000 RSI: 00007ffee002d520 RDI: 0000000000000005
[   13.234880][  T350] RBP: 00007ffee002d480 R08: 0000000000000000 R09: 0000000000000000
[   13.235077][  T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.235270][  T350] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee002dbe0
| [   13.279899][  T351] ------------[ cut here ]------------
| [   13.280060][  T351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/351
| [   13.280299][  T351] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.280830][  T351] Tainted: [W]=WARN
[   13.281445][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.281611][  T351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.281780][  T351] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.282254][  T351] RSP: 0018:ffa00000009c7060 EFLAGS: 00010286
[   13.282421][  T351] RAX: 00000000ffffffa6 RBX: ff1100000d5744c0 RCX: 1ff4000000138dd2
[   13.282617][  T351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d574570
[   13.282810][  T351] RBP: ff11000008bf9000 R08: 1fe2200001aae8af R09: ff1100000bb58b58
[   13.283007][  T351] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.283208][  T351] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000009c7100
[   13.283406][  T351] FS:  00007fe7c2680840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.283638][  T351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.283804][  T351] CR2: 00007fe7c29501a0 CR3: 000000000f0a1006 CR4: 0000000000771ef0
[   13.284007][  T351] PKRU: 55555554
[   13.284109][  T351] Call Trace:
[   13.284206][  T351]  <TASK>
[   13.284273][  T351]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.284406][  T351]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.284508][  T351]  netif_close_many (net/core/dev.c:1804)
[   13.284639][  T351]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.284769][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.284907][  T351]  ? __dev_close_many (net/core/dev.c:1781)
[   13.285039][  T351]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.285205][  T351]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.285370][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.285502][  T351]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.285663][  T351]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.285793][  T351]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.285929][  T351]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.286098][  T351]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.286229][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.286362][  T351]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.286493][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.286624][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.286756][  T351]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.286892][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.287024][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.287179][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.287309][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.287442][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.287573][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.287705][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.287836][  T351]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.287974][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.288110][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.288241][  T351]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.288371][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.288504][  T351]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.288635][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.288767][  T351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.288906][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.289037][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.289175][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.289307][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.289439][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.289568][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.289700][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.289835][  T351]  ? 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))
[   13.289971][  T351]  ? 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))
[   13.290110][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.290243][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.290374][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.290506][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.290638][  T351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.290771][  T351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.290908][  T351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.291040][  T351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.291175][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.291338][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   13.291470][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.291601][  T351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.291735][  T351]  ___sys_sendmsg (net/socket.c:2752)
[   13.291871][  T351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.292036][  T351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.292187][  T351]  __sys_sendmsg (net/socket.c:2784)
[   13.292319][  T351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.292451][  T351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.292617][  T351]  ? 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)
[   13.292748][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.292884][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.293014][  T351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.293150][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.293282][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.293446][  T351] RIP: 0033:0x7fe7c28ba08e
[   13.293581][  T351] 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
[   13.294051][  T351] RSP: 002b:00007ffd757aec10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.294252][  T351] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7c28ba08e
[   13.294450][  T351] RDX: 0000000000000000 RSI: 00007ffd757aecc0 RDI: 0000000000000005
[   13.294646][  T351] RBP: 00007ffd757aec20 R08: 0000000000000000 R09: 0000000000000000
[   13.294845][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.295048][  T351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd757af380
| [   13.297703][  T351] ------------[ cut here ]------------
| [   13.297843][  T351] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/351
| [   13.298144][  T351] Modules linked in: geneve vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: ip6_udp_tunnel]
| [   13.298665][  T351] Tainted: [W]=WARN
[   13.298762][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.299005][  T351] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.299178][  T351] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.299705][  T351] RSP: 0018:ffa00000009c7190 EFLAGS: 00010286
[   13.299941][  T351] RAX: 00000000ffffffa6 RBX: ff1100000e867240 RCX: 1ff4000000138df8
[   13.300142][  T351] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e8672f0
[   13.300331][  T351] RBP: ff11000008bf9000 R08: 1fe2200001d0ce5f R09: ff1100000bb58b58
[   13.300521][  T351] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.300714][  T351] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.300975][  T351] FS:  00007fe7c2680840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.301203][  T351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.301365][  T351] CR2: 00007fe7c29501a0 CR3: 000000000f0a1006 CR4: 0000000000771ef0
[   13.301560][  T351] PKRU: 55555554
[   13.301656][  T351] Call Trace:
[   13.301751][  T351]  <TASK>
[   13.301817][  T351]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.302072][  T351]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.302230][  T351]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.302358][  T351]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.302486][  T351]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.302648][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.302778][  T351]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   13.302954][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.303084][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.303211][  T351]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.303338][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.303464][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.303609][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.303737][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.303915][  T351]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   13.304042][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.304172][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.304300][  T351]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   13.304429][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.304557][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.304686][  T351]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.304812][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.304992][  T351]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   13.305124][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   13.305251][  T351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.305378][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.305505][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.305635][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.305762][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.305942][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   13.306072][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.306201][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.306331][  T351]  ? 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))
[   13.306457][  T351]  ? 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))
[   13.306588][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.306717][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.306845][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.306994][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   13.307127][  T351]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   13.307256][  T351]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   13.307384][  T351]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   13.307511][  T351]  ? copy_msghdr_from_user (net/socket.c:2635)
[   13.307638][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   13.307797][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   13.307932][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.308059][  T351]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   13.308191][  T351]  ___sys_sendmsg (net/socket.c:2752)
[   13.308317][  T351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   13.308476][  T351]  ? copy_msghdr_from_user (net/socket.c:2603)
[   13.308616][  T351]  __sys_sendmsg (net/socket.c:2784)
[   13.308745][  T351]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   13.308876][  T351]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.309036][  T351]  ? 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)
[   13.309167][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.309296][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.309422][  T351]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.309548][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.309678][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.309835][  T351] RIP: 0033:0x7fe7c28ba08e
[   13.309973][  T351] 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
[   13.310427][  T351] RSP: 002b:00007ffd757aec10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.310620][  T351] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7c28ba08e
[   13.310811][  T351] RDX: 0000000000000000 RSI: 00007ffd757aecc0 RDI: 0000000000000005
[   13.311003][  T351] RBP: 00007ffd757aec20 R08: 0000000000000000 R09: 0000000000000000
[   13.311197][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb32
[   13.311388][  T351] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd757af380
| [   13.732791][  T355] ------------[ cut here ]------------
| [   13.733016][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: modprobe/355
| [   13.733350][  T355] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   13.733988][  T355] Tainted: [W]=WARN
[   13.734113][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.734311][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.734517][  T355] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.735086][  T355] RSP: 0018:ffa0000000517748 EFLAGS: 00010286
[   13.735285][  T355] RAX: 00000000ffffffa6 RBX: ff11000005dc04c0 RCX: 1ff40000000a2eaf
[   13.735519][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0570
[   13.735752][  T355] RBP: ff1100000e9da000 R08: 1fe2200000bb80af R09: ff1100000c170bf8
[   13.735995][  T355] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.736234][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000517838
[   13.736469][  T355] FS:  00007f80af0f7bc0(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.736745][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.736994][  T355] CR2: 00007f80af124c40 CR3: 000000000f367001 CR4: 0000000000771ef0
[   13.737236][  T355] PKRU: 55555554
[   13.737353][  T355] Call Trace:
[   13.737471][  T355]  <TASK>
[   13.737553][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.737712][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.737833][  T355]  netif_close_many (net/core/dev.c:1804)
[   13.737994][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.738160][  T355]  ? __dev_close_many (net/core/dev.c:1781)
[   13.738315][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.738475][  T355]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.738633][  T355]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   13.738828][  T355]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   13.739027][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.739189][  T355]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.739345][  T355]  ? __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)
[   13.739502][  T355]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.739658][  T355]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.739851][  T355]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.740106][  T355]  ? netdev_run_todo (net/core/dev.c:11703)
[   13.740265][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.740420][  T355]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.740578][  T355]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   13.740735][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.740980][  T355]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.741143][  T355] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   13.741304][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.741461][  T355] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   13.741660][  T355] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   13.741857][  T355] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   13.742113][  T355]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   13.742400][  T355]  bus_remove_device (drivers/base/bus.c:657)
[   13.742558][  T355]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   13.742715][  T355]  ? device_remove_file (drivers/base/core.c:3073)
[   13.742964][  T355]  device_del (drivers/base/core.c:3895)
[   13.743089][  T355]  ? __device_link_del (./include/linux/kobject.h:89)
[   13.743250][  T355]  device_unregister (drivers/base/core.c:3936)
[   13.743407][  T355] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   13.743568][  T355] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   13.743761][  T355]  __do_sys_delete_module (kernel/module/main.c:863)
[   13.744018][  T355]  ? module_flags (kernel/module/main.c:3837)
[   13.744179][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.744379][  T355]  ? 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)
[   13.744537][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.744694][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.744851][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.745077][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.745236][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.745432][  T355] RIP: 0033:0x7f80af1f168b
[   13.745596][  T355] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.746161][  T355] RSP: 002b:00007fff988629e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
[   13.746398][  T355] RAX: ffffffffffffffda RBX: 000055a69c973710 RCX: 00007f80af1f168b
[   13.746631][  T355] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055a69c973770
[   13.746869][  T355] RBP: 00007fff98862a10 R08: 0000000000000000 R09: 0000000000000000
[   13.747107][  T355] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[   13.747339][  T355] R13: 000055a69c973710 R14: 0000000000000000 R15: 0000000000000000
| [   13.759979][  T355] ------------[ cut here ]------------
| [   13.760188][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: modprobe/355
| [   13.760486][  T355] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   13.761320][  T355] Tainted: [W]=WARN
[   13.761434][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.761618][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.761808][  T355] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.762382][  T355] RSP: 0018:ffa00000005178c8 EFLAGS: 00010286
[   13.762571][  T355] RAX: 00000000ffffffa6 RBX: ff11000009ff7b40 RCX: 1ff40000000a2edf
[   13.762791][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff7bf0
[   13.763020][  T355] RBP: ff1100000e9da000 R08: 1fe22000013fef7f R09: ff1100000c170bd0
[   13.763248][  T355] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.763466][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.763687][  T355] FS:  00007f80af0f7bc0(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.763953][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.764143][  T355] CR2: 00007f80af124c40 CR3: 000000000f367001 CR4: 0000000000771ef0
[   13.764365][  T355] PKRU: 55555554
[   13.764479][  T355] Call Trace:
[   13.764590][  T355]  <TASK>
[   13.764706][  T355]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.764902][  T355]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.765088][  T355]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.765237][  T355]  ? netdev_run_todo (net/core/dev.c:11703)
[   13.765388][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.765538][  T355]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.765690][  T355]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   13.765841][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.765995][  T355]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.766150][  T355] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   13.766301][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.766450][  T355] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   13.766637][  T355] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   13.766829][  T355] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   13.766986][  T355]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   13.767177][  T355]  bus_remove_device (drivers/base/bus.c:657)
[   13.767328][  T355]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   13.767476][  T355]  ? device_remove_file (drivers/base/core.c:3073)
[   13.767628][  T355]  device_del (drivers/base/core.c:3895)
[   13.767741][  T355]  ? __device_link_del (./include/linux/kobject.h:89)
[   13.767897][  T355]  device_unregister (drivers/base/core.c:3936)
[   13.768045][  T355] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   13.768204][  T355] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   13.768389][  T355]  __do_sys_delete_module (kernel/module/main.c:863)
[   13.768538][  T355]  ? module_flags (kernel/module/main.c:3837)
[   13.768686][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.768879][  T355]  ? 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)
[   13.769029][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.769181][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.769327][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.769475][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.769623][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.769806][  T355] RIP: 0033:0x7f80af1f168b
[   13.769968][  T355] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.770493][  T355] RSP: 002b:00007fff988629e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
[   13.770715][  T355] RAX: ffffffffffffffda RBX: 000055a69c973710 RCX: 00007f80af1f168b
[   13.770943][  T355] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055a69c973770
[   13.771169][  T355] RBP: 00007fff98862a10 R08: 0000000000000000 R09: 0000000000000000
[   13.771390][  T355] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[   13.771612][  T355] R13: 000055a69c973710 R14: 0000000000000000 R15: 0000000000000000
| [   13.790600][  T355] ------------[ cut here ]------------
| [   13.790791][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: modprobe/355
| [   13.791118][  T355] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   13.791721][  T355] Tainted: [W]=WARN
[   13.791843][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.792049][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.792260][  T355] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.792818][  T355] RSP: 0018:ffa0000000517748 EFLAGS: 00010286
[   13.793024][  T355] RAX: 00000000ffffffa6 RBX: ff1100000f044640 RCX: 1ff40000000a2eaf
[   13.793266][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f0446f0
[   13.793501][  T355] RBP: ff110000050b2000 R08: 1fe2200001e088df R09: ff1100000c170bf8
[   13.793737][  T355] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.793981][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000517838
[   13.794221][  T355] FS:  00007f80af0f7bc0(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.794498][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.794699][  T355] CR2: 00007f80af124c40 CR3: 000000000f367001 CR4: 0000000000771ef0
[   13.794943][  T355] PKRU: 55555554
[   13.795061][  T355] Call Trace:
[   13.795184][  T355]  <TASK>
[   13.795265][  T355]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.795424][  T355]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.795545][  T355]  netif_close_many (net/core/dev.c:1804)
[   13.795702][  T355]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   13.795860][  T355]  ? __dev_close_many (net/core/dev.c:1781)
[   13.796065][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   13.796228][  T355]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.796387][  T355]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   13.796581][  T355]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   13.796774][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.796939][  T355]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   13.797102][  T355]  ? __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)
[   13.797258][  T355]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   13.797416][  T355]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.797611][  T355]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.797770][  T355]  ? netdev_run_todo (net/core/dev.c:11703)
[   13.797999][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.798162][  T355]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.798320][  T355]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   13.798480][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.798638][  T355]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.798802][  T355] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   13.799034][  T355] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   13.799236][  T355] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   13.799438][  T355] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   13.799599][  T355]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   13.799796][  T355]  bus_remove_device (drivers/base/bus.c:657)
[   13.800020][  T355]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   13.800245][  T355]  ? device_remove_file (drivers/base/core.c:3073)
[   13.800410][  T355]  device_del (drivers/base/core.c:3895)
[   13.800531][  T355]  ? __device_link_del (./include/linux/kobject.h:89)
[   13.800692][  T355]  device_unregister (drivers/base/core.c:3936)
[   13.800849][  T355] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   13.801084][  T355] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   13.801287][  T355]  __do_sys_delete_module (kernel/module/main.c:863)
[   13.801445][  T355]  ? module_flags (kernel/module/main.c:3837)
[   13.801602][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.801805][  T355]  ? 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)
[   13.802028][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.802193][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.802350][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.802511][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.802671][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.802935][  T355] RIP: 0033:0x7f80af1f168b
[   13.803107][  T355] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.803670][  T355] RSP: 002b:00007fff988629e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
[   13.803976][  T355] RAX: ffffffffffffffda RBX: 000055a69c973710 RCX: 00007f80af1f168b
[   13.804219][  T355] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055a69c973770
[   13.804458][  T355] RBP: 00007fff98862a10 R08: 0000000000000000 R09: 0000000000000000
[   13.804695][  T355] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[   13.805142][  T355] R13: 000055a69c973710 R14: 0000000000000000 R15: 0000000000000000
| [   13.809833][  T355] ------------[ cut here ]------------
| [   13.810009][  T355] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: modprobe/355
| [   13.810311][  T355] Modules linked in: netdevsim(-) [last unloaded: ip6_udp_tunnel]
| [   13.810846][  T355] Tainted: [W]=WARN
[   13.810966][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.811156][  T355] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.811349][  T355] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.811885][  T355] RSP: 0018:ffa00000005178c8 EFLAGS: 00010286
[   13.812078][  T355] RAX: 00000000ffffffa6 RBX: ff1100000b142940 RCX: 1ff40000000a2edf
[   13.812302][  T355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1429f0
[   13.812526][  T355] RBP: ff110000050b2000 R08: 1fe220000162853f R09: ff1100000c170bd0
[   13.812748][  T355] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.812977][  T355] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.813205][  T355] FS:  00007f80af0f7bc0(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   13.813466][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.813654][  T355] CR2: 00007f80af124c40 CR3: 000000000f367001 CR4: 0000000000771ef0
[   13.813882][  T355] PKRU: 55555554
[   13.813995][  T355] Call Trace:
[   13.814110][  T355]  <TASK>
[   13.814188][  T355]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.814378][  T355]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.814563][  T355]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.814714][  T355]  ? netdev_run_todo (net/core/dev.c:11703)
[   13.814869][  T355]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   13.815021][  T355]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   13.815177][  T355]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   13.815326][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.815475][  T355]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.815627][  T355] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   13.815782][  T355] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   13.815977][  T355] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   13.816172][  T355] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   13.816323][  T355]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   13.816511][  T355]  bus_remove_device (drivers/base/bus.c:657)
[   13.816662][  T355]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   13.816811][  T355]  ? device_remove_file (drivers/base/core.c:3073)
[   13.817029][  T355]  device_del (drivers/base/core.c:3895)
[   13.817148][  T355]  ? __device_link_del (./include/linux/kobject.h:89)
[   13.817300][  T355]  device_unregister (drivers/base/core.c:3936)
[   13.817448][  T355] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   13.817602][  T355] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   13.817789][  T355]  __do_sys_delete_module (kernel/module/main.c:863)
[   13.818002][  T355]  ? module_flags (kernel/module/main.c:3837)
[   13.818156][  T355]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   13.818345][  T355]  ? 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)
[   13.818496][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.818647][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   13.818795][  T355]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   13.819006][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   13.819223][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.819408][  T355] RIP: 0033:0x7f80af1f168b
[   13.819564][  T355] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.820159][  T355] RSP: 002b:00007fff988629e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0
[   13.820386][  T355] RAX: ffffffffffffffda RBX: 000055a69c973710 RCX: 00007f80af1f168b
[   13.820609][  T355] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055a69c973770
[   13.820834][  T355] RBP: 00007fff98862a10 R08: 0000000000000000 R09: 0000000000000000
[   13.821122][  T355] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
[   13.821345][  T355] R13: 000055a69c973710 R14: 0000000000000000 R15: 0000000000000000
| [   14.057299][  T164] ------------[ cut here ]------------
| [   14.057566][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   14.057954][  T164] Modules linked in: netdevsim [last unloaded: netdevsim]
| [   14.058602][  T164] Tainted: [W]=WARN
[   14.058762][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.058993][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.059219][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.059819][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   14.060039][  T164] RAX: 00000000ffffffa6 RBX: ff110000100707c0 RCX: 1ff40000000fee65
[   14.060308][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010070870
[   14.060566][  T164] RBP: ff1100000cfc2000 R08: 1fe220000200e10f R09: ff1100000c015248
[   14.060877][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.061141][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cfc2000
[   14.061392][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   14.061691][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.061909][  T164] CR2: 00005634b211e8e0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   14.062170][  T164] PKRU: 55555554
[   14.062297][  T164] Call Trace:
[   14.062423][  T164]  <TASK>
[   14.062511][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.062683][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.062810][  T164]  register_netdevice (net/core/dev.c:11488)
[   14.063029][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.063241][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   14.063415][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   14.063631][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   14.063801][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   14.064016][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   14.064193][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   14.064406][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   14.064575][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   14.064704][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.064884][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   14.065102][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   14.065277][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   14.065452][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   14.065626][  T164]  really_probe (drivers/base/dd.c:709)
[   14.065797][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   14.065972][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   14.066148][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   14.066320][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   14.066494][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   14.066668][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   14.066839][  T164]  __device_attach (drivers/base/dd.c:1101)
[   14.067014][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.067187][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   14.067398][  T164]  ? 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)
[   14.067570][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   14.067746][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   14.067921][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   14.068097][  T164]  device_add (drivers/base/core.c:3706)
[   14.068268][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   14.068478][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   14.068649][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   14.068820][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   14.069038][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.069214][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   14.069427][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   14.069600][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   14.069776][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   14.069953][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   14.070130][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   14.070262][  T164]  new_sync_write (fs/read_write.c:595)
[   14.070436][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.070609][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.070782][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.070960][  T164]  ? ksys_write (fs/read_write.c:740)
[   14.071142][  T164]  vfs_write (fs/read_write.c:688)
[   14.071274][  T164]  ksys_write (fs/read_write.c:740)
[   14.071414][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   14.071582][  T164]  ? 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)
[   14.071751][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.071925][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.072099][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.072268][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.072438][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.072649][  T164] RIP: 0033:0x7f4f5d5d508e
[   14.072826][  T164] 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
[   14.073432][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   14.073710][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   14.073960][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   14.074207][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   14.074475][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   14.074722][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   14.078879][  T164] ------------[ cut here ]------------
| [   14.079083][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   14.079368][  T164] Modules linked in: netdevsim [last unloaded: netdevsim]
| [   14.079981][  T164] Tainted: [W]=WARN
[   14.080095][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.080307][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.080487][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.080988][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   14.081169][  T164] RAX: 00000000ffffffa6 RBX: ff11000010070040 RCX: 1ff40000000feeef
[   14.081379][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100700f0
[   14.081587][  T164] RBP: ff1100000cfc2000 R08: 1fe220000200e01f R09: ff1100000c0151f8
[   14.081799][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   14.082015][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.082231][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   14.082477][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.082652][  T164] CR2: 00005634b211e8e0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   14.082861][  T164] PKRU: 55555554
[   14.083003][  T164] Call Trace:
[   14.083109][  T164]  <TASK>
[   14.083183][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.083362][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   14.083538][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   14.083683][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   14.083826][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.083971][  T164]  ? 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)
[   14.084114][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   14.084259][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.084498][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   14.084641][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   14.084786][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   14.085084][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   14.085263][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   14.085434][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   14.085574][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   14.085745][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   14.085977][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   14.086121][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   14.086291][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   14.086433][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   14.086571][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   14.086677][  T164]  new_sync_write (fs/read_write.c:595)
[   14.086816][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.087014][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.087162][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.087358][  T164]  ? ksys_write (fs/read_write.c:740)
[   14.087502][  T164]  vfs_write (fs/read_write.c:688)
[   14.087609][  T164]  ksys_write (fs/read_write.c:740)
[   14.087716][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   14.087858][  T164]  ? 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)
[   14.088053][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.088261][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.088403][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.088543][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.088682][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.088852][  T164] RIP: 0033:0x7f4f5d5d508e
[   14.089058][  T164] 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
[   14.089571][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   14.089778][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   14.090042][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   14.090289][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   14.090494][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   14.090698][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   14.130487][  T164] ------------[ cut here ]------------
| [   14.130691][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   14.131025][  T164] Modules linked in: netdevsim [last unloaded: netdevsim]
| [   14.131574][  T164] Tainted: [W]=WARN
[   14.131686][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.131875][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.132066][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.132583][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   14.132769][  T164] RAX: 00000000ffffffa6 RBX: ff1100000d5716c0 RCX: 1ff40000000feed1
[   14.132989][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571770
[   14.133212][  T164] RBP: ff1100000c0ea000 R08: 1fe2200001aae2ef R09: ff1100000c0151f8
[   14.133432][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.133653][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0ea000
[   14.133874][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   14.134184][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.134367][  T164] CR2: 000055aa9da972b8 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   14.134583][  T164] PKRU: 55555554
[   14.134693][  T164] Call Trace:
[   14.134802][  T164]  <TASK>
[   14.134881][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.135028][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.135143][  T164]  register_netdevice (net/core/dev.c:11488)
[   14.135290][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.135467][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   14.135616][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   14.135807][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   14.135965][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   14.136159][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   14.136356][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.136509][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   14.136655][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   14.137180][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   14.137328][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   14.137707][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   14.137851][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   14.138001][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   14.138148][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   14.138260][  T164]  new_sync_write (fs/read_write.c:595)
[   14.138406][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.138552][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.138697][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.138840][  T164]  ? ksys_write (fs/read_write.c:740)
[   14.138994][  T164]  vfs_write (fs/read_write.c:688)
[   14.139110][  T164]  ksys_write (fs/read_write.c:740)
[   14.139221][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   14.139365][  T164]  ? 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)
[   14.139509][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.139655][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.139797][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.139947][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.140095][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.140276][  T164] RIP: 0033:0x7f4f5d5d508e
[   14.140427][  T164] 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
[   14.141046][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   14.141267][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   14.141480][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   14.141694][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   14.141913][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   14.142233][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   14.323582][  T368] ------------[ cut here ]------------
| [   14.323780][  T368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/368
| [   14.324053][  T368] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: netdevsim]
| [   14.324614][  T368] Tainted: [W]=WARN
[   14.324724][  T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.324916][  T368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.325112][  T368] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.325628][  T368] RSP: 0018:ffa0000000636f70 EFLAGS: 00010286
[   14.325810][  T368] RAX: 00000000ffffffa6 RBX: ff1100000d575e40 RCX: 1ff40000000c6db4
[   14.326037][  T368] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d575ef0
[   14.326261][  T368] RBP: ff1100000c0ea000 R08: 1fe2200001aaebdf R09: ff1100000bb5d180
[   14.326476][  T368] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   14.326694][  T368] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   14.326917][  T368] FS:  00007fec6ad62840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   14.327180][  T368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.327361][  T368] CR2: 00005634ecc1ab08 CR3: 000000000cce7001 CR4: 0000000000771ef0
[   14.327579][  T368] PKRU: 55555554
[   14.327687][  T368] Call Trace:
[   14.327796][  T368]  <TASK>
[   14.327934][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.328085][  T368]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   14.328231][  T368]  notifier_call_chain (kernel/notifier.c:85)
[   14.328380][  T368]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   14.328525][  T368]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   14.328672][  T368]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   14.328818][  T368]  netdev_upper_dev_link (net/core/dev.c:8972)
[   14.329036][  T368]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   14.329187][  T368] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   14.329336][  T368]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   14.329485][  T368] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   14.329632][  T368]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   14.329780][  T368]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.330020][  T368]  ? nla_strscpy (lib/nlattr.c:795)
[   14.330171][  T368]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.330317][  T368]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.330459][  T368]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.330604][  T368]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.330754][  T368]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.331015][  T368]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.331167][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.331311][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.331454][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.331598][  T368]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.331743][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.331975][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.332125][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.332269][  T368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.332414][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.332557][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.332701][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.332851][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.333102][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.333249][  T368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.333392][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.333537][  T368]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.333685][  T368]  ? 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))
[   14.333829][  T368]  ? 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))
[   14.334037][  T368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.334188][  T368]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.334332][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.334479][  T368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.334624][  T368]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.334768][  T368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.334942][  T368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.335091][  T368]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.335236][  T368]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.335417][  T368]  ? move_addr_to_kernel (net/socket.c:258)
[   14.335561][  T368]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.335705][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.335850][  T368]  ___sys_sendmsg (net/socket.c:2752)
[   14.335998][  T368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.336181][  T368]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.336339][  T368]  __sys_sendmsg (net/socket.c:2784)
[   14.336483][  T368]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.336627][  T368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.336807][  T368]  ? 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)
[   14.336954][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.337103][  T368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.337248][  T368]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.337394][  T368]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.337540][  T368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.337719][  T368] RIP: 0033:0x7fec6af9c08e
[   14.337876][  T368] 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
[   14.338391][  T368] RSP: 002b:00007ffd98364630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.338608][  T368] RAX: ffffffffffffffda RBX: 00007ffd98364dc8 RCX: 00007fec6af9c08e
[   14.338822][  T368] RDX: 0000000000000000 RSI: 00007ffd983646e0 RDI: 0000000000000005
[   14.339041][  T368] RBP: 00007ffd98364640 R08: 0000000000000000 R09: 0000000000000000
[   14.339262][  T368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb33
[   14.339478][  T368] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98364da0
| [   14.341234][  T368] ------------[ cut here ]------------
| [   14.341394][  T368] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/368
| [   14.341649][  T368] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: netdevsim]
| [   14.342767][  T368] Tainted: [W]=WARN
[   14.342923][  T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.343113][  T368] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.343312][  T368] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.343829][  T368] RSP: 0018:ffa0000000636fd0 EFLAGS: 00010286
[   14.344021][  T368] RAX: 00000000ffffffa6 RBX: ff1100000b2ebb40 RCX: 1ff40000000c6dc0
[   14.344246][  T368] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebbf0
[   14.344465][  T368] RBP: ff1100000c2ca000 R08: 1fe220000165d77f R09: ff1100000bb5d180
[   14.344683][  T368] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.344909][  T368] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2cae04
[   14.345132][  T368] FS:  00007fec6ad62840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   14.345388][  T368] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.345572][  T368] CR2: 00007f1494789808 CR3: 000000000cce7005 CR4: 0000000000771ef0
[   14.345794][  T368] PKRU: 55555554
[   14.345911][  T368] Call Trace:
[   14.346023][  T368]  <TASK>
[   14.346103][  T368]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.346254][  T368]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.346364][  T368]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   14.346509][  T368]  __dev_notify_flags (net/core/dev.c:9787)
[   14.346655][  T368]  ? netif_change_name (net/core/dev.c:1495)
[   14.346802][  T368]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   14.346952][  T368]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   14.347103][  T368]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   14.347249][  T368] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   14.347400][  T368]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   14.347550][  T368] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   14.347697][  T368]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   14.347849][  T368]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   14.348002][  T368]  ? nla_strscpy (lib/nlattr.c:795)
[   14.348152][  T368]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   14.348298][  T368]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   14.348443][  T368]  ? __dev_get_by_name (net/core/dev.c:883)
[   14.348589][  T368]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   14.348740][  T368]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   14.348897][  T368]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.349044][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.349193][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.349340][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.349485][  T368]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.349629][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.349779][  T368]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.349933][  T368]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.350087][  T368]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.350232][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.350378][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.350523][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.350670][  T368]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.350814][  T368]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.350968][  T368]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.351117][  T368]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.351287][  T368]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.351436][  T368]  ? 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))
[   14.351581][  T368]  ? 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))
[   14.351729][  T368]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.351880][  T368]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.352027][  T368]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.352178][  T368]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.352327][  T368]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.352475][  T368]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.352623][  T368]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.352768][  T368]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.352917][  T368]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.353103][  T368]  ? move_addr_to_kernel (net/socket.c:258)
[   14.353250][  T368]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.353396][  T368]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.353545][  T368]  ___sys_sendmsg (net/socket.c:2752)
[   14.353693][  T368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.353879][  T368]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.354039][  T368]  __sys_sendmsg (net/socket.c:2784)
[   14.354189][  T368]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.354335][  T368]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.354521][  T368]  ? 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)
[   14.354667][  T368]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.354814][  T368]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.354967][  T368]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.355117][  T368]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.355264][  T368]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.355445][  T368] RIP: 0033:0x7fec6af9c08e
[   14.355599][  T368] 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
[   14.356126][  T368] RSP: 002b:00007ffd98364630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.356346][  T368] RAX: ffffffffffffffda RBX: 00007ffd98364dc8 RCX: 00007fec6af9c08e
[   14.356563][  T368] RDX: 0000000000000000 RSI: 00007ffd983646e0 RDI: 0000000000000005
[   14.356781][  T368] RBP: 00007ffd98364640 R08: 0000000000000000 R09: 0000000000000000
[   14.357005][  T368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb33
[   14.357227][  T368] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98364da0
| [   14.392248][  T370] ------------[ cut here ]------------
| [   14.392408][  T370] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/370
| [   14.392644][  T370] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim [last unloaded: netdevsim]
| [   14.393182][  T370] Tainted: [W]=WARN
[   14.393288][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.393459][  T370] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.393638][  T370] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.394132][  T370] RSP: 0018:ffa0000000637020 EFLAGS: 00010286
[   14.394304][  T370] RAX: 00000000ffffffa6 RBX: ff1100000b2eadc0 RCX: 1ff40000000c6dca
[   14.394508][  T370] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eae70
[   14.394710][  T370] RBP: ff1100000c2ca000 R08: 1fe220000165d5cf R09: ff1100000c36ae58
[   14.395017][  T370] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   14.395232][  T370] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   14.395437][  T370] FS:  00007f906a5b5840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   14.395678][  T370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.395851][  T370] CR2: 0000000039a5b988 CR3: 0000000008f72002 CR4: 0000000000771ef0
[   14.396061][  T370] PKRU: 55555554
[   14.396170][  T370] Call Trace:
[   14.396272][  T370]  <TASK>
[   14.396343][  T370]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.396482][  T370]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.396586][  T370]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.396722][  T370]  __dev_notify_flags (net/core/dev.c:9787)
[   14.396858][  T370]  ? netif_change_name (net/core/dev.c:1495)
[   14.397001][  T370]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.397144][  T370]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   14.397279][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.397417][  T370]  ? 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))
[   14.397557][  T370]  netif_change_flags (net/core/dev.c:9820)
[   14.397695][  T370]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   14.397834][  T370]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.398647][  T370]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.398786][  T370]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.399018][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.399164][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.399301][  T370]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.399439][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.399576][  T370]  ? __kernel_text_address (kernel/extable.c:79)
[   14.399714][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.399851][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.400043][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.400184][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.400321][  T370]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.400458][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.400594][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.400730][  T370]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.400873][  T370]  ? __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)
[   14.401013][  T370]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.401153][  T370]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.401292][  T370]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.401431][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.401571][  T370]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.401709][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.401847][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.401989][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.402128][  T370]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.402260][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.402398][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.402533][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.402668][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.402802][  T370]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.402955][  T370]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.403098][  T370]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.403235][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.403370][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.403507][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.403644][  T370]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.403779][  T370]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.403921][  T370]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.404057][  T370]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.404202][  T370]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.404343][  T370]  ? 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))
[   14.404478][  T370]  ? 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))
[   14.404616][  T370]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.404756][  T370]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.404902][  T370]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.405041][  T370]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.405184][  T370]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.405322][  T370]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.405461][  T370]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.405598][  T370]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.405735][  T370]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.405909][  T370]  ? move_addr_to_kernel (net/socket.c:258)
[   14.406045][  T370]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.406185][  T370]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.406323][  T370]  ___sys_sendmsg (net/socket.c:2752)
[   14.406460][  T370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.406630][  T370]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.406776][  T370]  __sys_sendmsg (net/socket.c:2784)
[   14.406916][  T370]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.407049][  T370]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.407225][  T370]  ? 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)
[   14.407361][  T370]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.407498][  T370]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.407636][  T370]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.407768][  T370]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.407907][  T370]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.408079][  T370] RIP: 0033:0x7f906a7ef08e
[   14.408220][  T370] 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
[   14.408701][  T370] RSP: 002b:00007ffda6f59920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.408912][  T370] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f906a7ef08e
[   14.409116][  T370] RDX: 0000000000000000 RSI: 00007ffda6f599d0 RDI: 0000000000000005
[   14.409318][  T370] RBP: 00007ffda6f59930 R08: 0000000000000000 R09: 0000000000000000
[   14.409521][  T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb33
[   14.409724][  T370] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda6f5a090
| [   14.476711][  T375] ------------[ cut here ]------------
| [   14.477024][  T375] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/375
| [   14.477394][  T375] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim(-) [last unloaded: netdevsim]
| [   14.478226][  T375] Tainted: [W]=WARN
[   14.478442][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.478684][  T375] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.478954][  T375] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.479563][  T375] RSP: 0018:ffa00000006a7558 EFLAGS: 00010286
[   14.479920][  T375] RAX: 00000000ffffffa6 RBX: ff1100000bbe39c0 RCX: 1ff40000000d4e71
[   14.480211][  T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3a70
[   14.480514][  T375] RBP: ff1100000c2ca000 R08: 1fe220000177c74f R09: ff1100000cbd2ed0
[   14.480825][  T375] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   14.481124][  T375] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000006a75f8
[   14.481408][  T375] FS:  00007f8d9ccafbc0(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   14.481744][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.482005][  T375] CR2: 00005634b211dd5c CR3: 000000000cb95002 CR4: 0000000000771ef0
[   14.482297][  T375] PKRU: 55555554
[   14.482462][  T375] Call Trace:
[   14.482649][  T375]  <TASK>
[   14.482784][  T375]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.483024][  T375]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.483201][  T375]  netif_close_many (net/core/dev.c:1804)
[   14.483407][  T375]  ? 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)
[   14.483613][  T375]  ? __dev_close_many (net/core/dev.c:1781)
[   14.483816][  T375]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   14.484104][  T375]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   14.484399][  T375]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   14.484625][  T375]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   14.484884][  T375]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   14.485100][  T375] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   14.485349][  T375]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   14.485563][  T375]  notifier_call_chain (kernel/notifier.c:85)
[   14.485774][  T375]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   14.486033][  T375]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   14.486284][  T375]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   14.486517][  T375]  ? netdev_run_todo (net/core/dev.c:11703)
[   14.486728][  T375]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.486947][  T375]  ? 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)
[   14.487160][  T375]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   14.487407][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.487615][  T375]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   14.487824][  T375] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   14.488056][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.488269][  T375] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   14.488518][  T375] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   14.488763][  T375] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   14.488985][  T375]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   14.489237][  T375]  bus_remove_device (drivers/base/bus.c:657)
[   14.489445][  T375]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   14.489657][  T375]  ? device_remove_file (drivers/base/core.c:3073)
[   14.489880][  T375]  device_del (drivers/base/core.c:3895)
[   14.490051][  T375]  ? __device_link_del (./include/linux/kobject.h:89)
[   14.490264][  T375]  device_unregister (drivers/base/core.c:3936)
[   14.490476][  T375] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   14.490712][  T375] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   14.490968][  T375]  __do_sys_delete_module (kernel/module/main.c:863)
[   14.491183][  T375]  ? module_flags (kernel/module/main.c:3837)
[   14.491404][  T375]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.491651][  T375]  ? 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)
[   14.491882][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.492109][  T375]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.492335][  T375]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.492545][  T375]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.492756][  T375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.493034][  T375] RIP: 0033:0x7f8d9cda968b
[   14.493257][  T375] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   14.493853][  T375] RSP: 002b:00007ffd59d4c768 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   14.494169][  T375] RAX: ffffffffffffffda RBX: 000056261de22710 RCX: 00007f8d9cda968b
[   14.494448][  T375] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000056261de22770
[   14.494726][  T375] RBP: 00007ffd59d4c790 R08: 0000000000000000 R09: 0000000000000000
[   14.495020][  T375] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   14.495317][  T375] R13: 000056261de22710 R14: 0000000000000000 R15: 0000000000000000
| [   14.507102][  T375] ------------[ cut here ]------------
| [   14.507278][  T375] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: modprobe/375
| [   14.507577][  T375] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim(-) [last unloaded: netdevsim]
| [   14.508203][  T375] Tainted: [W]=WARN
[   14.508318][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.508506][  T375] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.508701][  T375] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.509353][  T375] RSP: 0018:ffa00000006a7688 EFLAGS: 00010286
[   14.509544][  T375] RAX: 00000000ffffffa6 RBX: ff110000051ca940 RCX: 1ff40000000d4e97
[   14.509767][  T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051ca9f0
[   14.509997][  T375] RBP: ff1100000c2ca000 R08: 1fe2200000a3953f R09: ff1100000cbd2ed0
[   14.510224][  T375] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   14.510450][  T375] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.510676][  T375] FS:  00007f8d9ccafbc0(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   14.510948][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.511141][  T375] CR2: 00007f8d9cc97000 CR3: 000000000cb95004 CR4: 0000000000771ef0
[   14.511364][  T375] PKRU: 55555554
[   14.511499][  T375] Call Trace:
[   14.511616][  T375]  <TASK>
[   14.511695][  T375]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.511895][  T375]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   14.512095][  T375]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   14.512253][  T375] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   14.512441][  T375]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   14.512594][  T375]  notifier_call_chain (kernel/notifier.c:85)
[   14.512747][  T375]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   14.512941][  T375]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   14.513137][  T375]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   14.513289][  T375]  ? netdev_run_todo (net/core/dev.c:11703)
[   14.513439][  T375]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.513588][  T375]  ? 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)
[   14.513746][  T375]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   14.513923][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.514077][  T375]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   14.514229][  T375] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   14.514382][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.514560][  T375] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   14.514750][  T375] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   14.514950][  T375] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   14.515108][  T375]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   14.515297][  T375]  bus_remove_device (drivers/base/bus.c:657)
[   14.515448][  T375]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   14.515601][  T375]  ? device_remove_file (drivers/base/core.c:3073)
[   14.515754][  T375]  device_del (drivers/base/core.c:3895)
[   14.515875][  T375]  ? __device_link_del (./include/linux/kobject.h:89)
[   14.516046][  T375]  device_unregister (drivers/base/core.c:3936)
[   14.516200][  T375] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   14.516355][  T375] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   14.516542][  T375]  __do_sys_delete_module (kernel/module/main.c:863)
[   14.516693][  T375]  ? module_flags (kernel/module/main.c:3837)
[   14.516842][  T375]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.517038][  T375]  ? 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)
[   14.517191][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.517342][  T375]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.517494][  T375]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.517644][  T375]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.517794][  T375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.517988][  T375] RIP: 0033:0x7f8d9cda968b
[   14.518151][  T375] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   14.518684][  T375] RSP: 002b:00007ffd59d4c768 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   14.518933][  T375] RAX: ffffffffffffffda RBX: 000056261de22710 RCX: 00007f8d9cda968b
[   14.519165][  T375] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000056261de22770
[   14.519390][  T375] RBP: 00007ffd59d4c790 R08: 0000000000000000 R09: 0000000000000000
[   14.519626][  T375] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   14.519847][  T375] R13: 000056261de22710 R14: 0000000000000000 R15: 0000000000000000
| [   14.526947][  T375] ------------[ cut here ]------------
| [   14.527161][  T375] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: modprobe/375
| [   14.527501][  T375] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel netdevsim(-) [last unloaded: netdevsim]
| [   14.528205][  T375] Tainted: [W]=WARN
[   14.528361][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.528587][  T375] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.528822][  T375] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.530021][  T375] RSP: 0018:ffa00000006a78c8 EFLAGS: 00010286
[   14.530320][  T375] RAX: 00000000ffffffa6 RBX: ff11000005dc13c0 RCX: 1ff40000000d4edf
[   14.530649][  T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1470
[   14.530976][  T375] RBP: ff1100000c0ea000 R08: 1fe2200000bb828f R09: ff1100000cbd2ed0
[   14.531303][  T375] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.531651][  T375] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.531989][  T375] FS:  00007f8d9ccafbc0(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   14.532388][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.532675][  T375] CR2: 00005634b211dd5c CR3: 000000000cb95002 CR4: 0000000000771ef0
[   14.533009][  T375] PKRU: 55555554
[   14.533235][  T375] Call Trace:
[   14.533450][  T375]  <TASK>
[   14.533630][  T375]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.533947][  T375]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   14.534238][  T375]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   14.534500][  T375]  ? netdev_run_todo (net/core/dev.c:11703)
[   14.534751][  T375]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.535011][  T375]  ? 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)
[   14.535272][  T375]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   14.535522][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.535770][  T375]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   14.536038][  T375] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   14.536298][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.536551][  T375] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   14.536837][  T375] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   14.537144][  T375] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   14.537397][  T375]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   14.537683][  T375]  bus_remove_device (drivers/base/bus.c:657)
[   14.537948][  T375]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   14.538206][  T375]  ? device_remove_file (drivers/base/core.c:3073)
[   14.538474][  T375]  device_del (drivers/base/core.c:3895)
[   14.538694][  T375]  ? __device_link_del (./include/linux/kobject.h:89)
[   14.538961][  T375]  device_unregister (drivers/base/core.c:3936)
[   14.539216][  T375] nsim_bus_exit (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:532) netdevsim
[   14.539482][  T375] nsim_module_exit (drivers/net/netdevsim/netdev.c:592) netdevsim
[   14.539768][  T375]  __do_sys_delete_module (kernel/module/main.c:863)
[   14.540035][  T375]  ? module_flags (kernel/module/main.c:3837)
[   14.540290][  T375]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.540592][  T375]  ? 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)
[   14.540841][  T375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.541112][  T375]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.541359][  T375]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.541608][  T375]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.541857][  T375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.542190][  T375] RIP: 0033:0x7f8d9cda968b
[   14.542382][  T375] Code: 73 01 c3 48 8b 0d 6d 87 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 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 3d 87 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 6d 87 0f 00 	mov    0xf876d(%rip),%rcx        # 0xf8777
   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 b0 00 00 00       	mov    $0xb0,%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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf8777
  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 3d 87 0f 00 	mov    0xf873d(%rip),%rcx        # 0xf874d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   14.542946][  T375] RSP: 002b:00007ffd59d4c768 EFLAGS: 00000202 ORIG_RAX: 00000000000000b0
[   14.543214][  T375] RAX: ffffffffffffffda RBX: 000056261de22710 RCX: 00007f8d9cda968b
[   14.543473][  T375] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000056261de22770
[   14.543749][  T375] RBP: 00007ffd59d4c790 R08: 0000000000000000 R09: 0000000000000000
[   14.544020][  T375] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[   14.544298][  T375] R13: 000056261de22710 R14: 0000000000000000 R15: 0000000000000000
| [   14.757551][  T164] ------------[ cut here ]------------
| [   14.757848][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   14.758329][  T164] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   14.759199][  T164] Tainted: [W]=WARN
[   14.759371][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.759625][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.759899][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.760530][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   14.760782][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1c4c0 RCX: 1ff40000000fee65
[   14.761086][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c570
[   14.761378][  T164] RBP: ff1100000bb02000 R08: 1fe22000013638af R09: ff1100000c015248
[   14.761672][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.761981][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02000
[   14.762285][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   14.762626][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.762893][  T164] CR2: 00005634b211e8e0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   14.763193][  T164] PKRU: 55555554
[   14.763362][  T164] Call Trace:
[   14.763534][  T164]  <TASK>
[   14.763669][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.763900][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.764083][  T164]  register_netdevice (net/core/dev.c:11488)
[   14.764298][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.764552][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   14.764767][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   14.765033][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   14.765252][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   14.765508][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   14.765723][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   14.765990][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   14.766210][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   14.766384][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.766598][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   14.766851][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   14.767084][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   14.767293][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   14.767504][  T164]  really_probe (drivers/base/dd.c:709)
[   14.767720][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   14.767945][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   14.768164][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   14.768377][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   14.768590][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   14.768798][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   14.769023][  T164]  __device_attach (drivers/base/dd.c:1101)
[   14.769238][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.769447][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   14.769702][  T164]  ? 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)
[   14.769929][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   14.770151][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   14.770360][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   14.770575][  T164]  device_add (drivers/base/core.c:3706)
[   14.770786][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   14.771047][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   14.771264][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   14.771474][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   14.771724][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.771948][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   14.772212][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   14.772428][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   14.772640][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   14.772889][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   14.773106][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   14.773276][  T164]  new_sync_write (fs/read_write.c:595)
[   14.773487][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.773696][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.773919][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.774140][  T164]  ? ksys_write (fs/read_write.c:740)
[   14.774356][  T164]  vfs_write (fs/read_write.c:688)
[   14.774541][  T164]  ksys_write (fs/read_write.c:740)
[   14.774720][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   14.774946][  T164]  ? 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)
[   14.775167][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.775377][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.775584][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.775792][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.776014][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.776276][  T164] RIP: 0033:0x7f4f5d5d508e
[   14.776496][  T164] 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
[   14.777131][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   14.777429][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   14.777722][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   14.778022][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   14.778316][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   14.778603][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   14.783193][  T164] ------------[ cut here ]------------
| [   14.783426][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   14.783802][  T164] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   14.784596][  T164] Tainted: [W]=WARN
[   14.784753][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.784992][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.785422][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.785969][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   14.786199][  T164] RAX: 00000000ffffffa6 RBX: ff1100000aede7c0 RCX: 1ff40000000feeef
[   14.786449][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede870
[   14.786706][  T164] RBP: ff1100000bb02000 R08: 1fe22000015dbd0f R09: ff1100000c0151f8
[   14.786972][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.787235][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   14.787494][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   14.787781][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.788014][  T164] CR2: 00005634b211e8e0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   14.788278][  T164] PKRU: 55555554
[   14.788428][  T164] Call Trace:
[   14.788584][  T164]  <TASK>
[   14.788706][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   14.788947][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   14.789176][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   14.789366][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   14.789551][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.789738][  T164]  ? 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)
[   14.789945][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   14.790222][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.790411][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   14.790605][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   14.790799][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   14.791004][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   14.791240][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   14.791469][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   14.791657][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   14.791844][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   14.792082][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   14.792268][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   14.792452][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   14.792641][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   14.792832][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   14.792997][  T164]  new_sync_write (fs/read_write.c:595)
[   14.793190][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.793380][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.793568][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.793753][  T164]  ? ksys_write (fs/read_write.c:740)
[   14.793952][  T164]  vfs_write (fs/read_write.c:688)
[   14.794116][  T164]  ksys_write (fs/read_write.c:740)
[   14.794268][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   14.794486][  T164]  ? 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)
[   14.794674][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.794859][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.795116][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.795302][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.795489][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.795711][  T164] RIP: 0033:0x7f4f5d5d508e
[   14.795915][  T164] 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
[   14.796449][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   14.796707][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   14.796982][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   14.797254][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   14.797508][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   14.797762][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   14.829274][  T164] ------------[ cut here ]------------
| [   14.829528][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   14.829971][  T164] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   14.830681][  T164] Tainted: [W]=WARN
[   14.830834][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.831152][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.831440][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.831995][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   14.832226][  T164] RAX: 00000000ffffffa6 RBX: ff110000051cb840 RCX: 1ff40000000feed1
[   14.832486][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cb8f0
[   14.832743][  T164] RBP: ff11000011982000 R08: 1fe2200000a3971f R09: ff1100000c0151f8
[   14.833013][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   14.833288][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000011982000
[   14.833548][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   14.833848][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.834093][  T164] CR2: 00007ffc17314ff8 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   14.834353][  T164] PKRU: 55555554
[   14.834508][  T164] Call Trace:
[   14.834663][  T164]  <TASK>
[   14.834783][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.835032][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.835199][  T164]  register_netdevice (net/core/dev.c:11488)
[   14.835388][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   14.835610][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   14.835803][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   14.836048][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   14.836249][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   14.836476][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   14.836705][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.836909][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   14.837108][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   14.837338][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   14.837531][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   14.837758][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   14.837959][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   14.838159][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   14.838347][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   14.838502][  T164]  new_sync_write (fs/read_write.c:595)
[   14.838694][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.838896][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   14.839096][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.839286][  T164]  ? ksys_write (fs/read_write.c:740)
[   14.839485][  T164]  vfs_write (fs/read_write.c:688)
[   14.839643][  T164]  ksys_write (fs/read_write.c:740)
[   14.839798][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   14.839998][  T164]  ? 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)
[   14.840243][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.840437][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.840631][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.840821][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.841027][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.841259][  T164] RIP: 0033:0x7f4f5d5d508e
[   14.841455][  T164] 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
[   14.842019][  T164] RSP: 002b:00007ffc17314690 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   14.842289][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   14.842549][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   14.842808][  T164] RBP: 00007ffc173146a0 R08: 0000000000000000 R09: 0000000000000000
[   14.843287][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   14.843549][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   14.965815][  T385] ------------[ cut here ]------------
| [   14.966086][  T385] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/385
| [   14.966363][  T385] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   14.967105][  T385] Tainted: [W]=WARN
[   14.967253][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.967512][  T385] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   14.967743][  T385] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   14.968310][  T385] RSP: 0018:ffa0000000637020 EFLAGS: 00010286
[   14.968523][  T385] RAX: 00000000ffffffa6 RBX: ff11000001f2e7c0 RCX: 1ff40000000c6dca
[   14.968771][  T385] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2e870
[   14.969117][  T385] RBP: ff11000011982000 R08: 1fe22000003e5d0f R09: ff1100000cc60b80
[   14.969416][  T385] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   14.969713][  T385] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   14.970025][  T385] FS:  00007f0aa2f1b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   14.970363][  T385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.970638][  T385] CR2: 0000000029308988 CR3: 000000000cb68006 CR4: 0000000000771ef0
[   14.970972][  T385] PKRU: 55555554
[   14.971213][  T385] Call Trace:
[   14.971445][  T385]  <TASK>
[   14.971635][  T385]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   14.971917][  T385]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   14.972159][  T385]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   14.972433][  T385]  __dev_notify_flags (net/core/dev.c:9787)
[   14.972671][  T385]  ? netif_change_name (net/core/dev.c:1495)
[   14.972856][  T385]  ? __dev_change_flags (net/core/dev.c:9752)
[   14.973105][  T385]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   14.973283][  T385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.973462][  T385]  ? 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))
[   14.973647][  T385]  netif_change_flags (net/core/dev.c:9820)
[   14.973827][  T385]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   14.974016][  T385]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   14.974203][  T385]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   14.974413][  T385]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.974606][  T385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.974783][  T385]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.974976][  T385]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.975162][  T385]  ? __kernel_text_address (kernel/extable.c:79)
[   14.975351][  T385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.975531][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.975707][  T385]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.975898][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.976082][  T385]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   14.976262][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.976438][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.976617][  T385]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   14.976794][  T385]  ? __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)
[   14.976981][  T385]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   14.977226][  T385]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   14.977410][  T385]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   14.977591][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   14.977774][  T385]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   14.977967][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.978152][  T385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.978343][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.978520][  T385]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   14.978698][  T385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.978891][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.979068][  T385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.979257][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.979435][  T385]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   14.979614][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   14.979822][  T385]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   14.980014][  T385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.980199][  T385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.980378][  T385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.980558][  T385]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   14.980737][  T385]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.980930][  T385]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   14.981138][  T385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.981338][  T385]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.981519][  T385]  ? 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))
[   14.981697][  T385]  ? 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))
[   14.981890][  T385]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.982079][  T385]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.982280][  T385]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   14.982460][  T385]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   14.982640][  T385]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   14.982818][  T385]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   14.983013][  T385]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   14.983201][  T385]  ? copy_msghdr_from_user (net/socket.c:2635)
[   14.983378][  T385]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   14.983587][  T385]  ? move_addr_to_kernel (net/socket.c:258)
[   14.983768][  T385]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.983979][  T385]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   14.984169][  T385]  ___sys_sendmsg (net/socket.c:2752)
[   14.984346][  T385]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   14.984556][  T385]  ? copy_msghdr_from_user (net/socket.c:2603)
[   14.984749][  T385]  __sys_sendmsg (net/socket.c:2784)
[   14.984953][  T385]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   14.985139][  T385]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   14.985352][  T385]  ? 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)
[   14.985529][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   14.985711][  T385]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.985900][  T385]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   14.986086][  T385]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   14.986269][  T385]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.986480][  T385] RIP: 0033:0x7f0aa315508e
[   14.986663][  T385] 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
[   14.987206][  T385] RSP: 002b:00007fff8701e110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.987454][  T385] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0aa315508e
[   14.987695][  T385] RDX: 0000000000000000 RSI: 00007fff8701e1c0 RDI: 0000000000000005
[   14.987947][  T385] RBP: 00007fff8701e120 R08: 0000000000000000 R09: 0000000000000000
[   14.988238][  T385] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   14.988483][  T385] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8701e880
| [   15.026275][  T387] ------------[ cut here ]------------
| [   15.026489][  T387] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/387
| [   15.026795][  T387] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.027487][  T387] Tainted: [W]=WARN
[   15.027640][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.027877][  T387] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.028113][  T387] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.028658][  T387] RSP: 0018:ffa0000000636f70 EFLAGS: 00010286
[   15.028893][  T387] RAX: 00000000ffffffa6 RBX: ff11000005ededc0 RCX: 1ff40000000c6db4
[   15.029156][  T387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edee70
[   15.029411][  T387] RBP: ff11000011982000 R08: 1fe2200000bdbdcf R09: ff11000009df2e80
[   15.029665][  T387] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.029937][  T387] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   15.030210][  T387] FS:  00007f8a031ee840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   15.030507][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.030731][  T387] CR2: 0000000023254a28 CR3: 000000001196b003 CR4: 0000000000771ef0
[   15.031009][  T387] PKRU: 55555554
[   15.031168][  T387] Call Trace:
[   15.031321][  T387]  <TASK>
[   15.031439][  T387]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.031625][  T387]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.031817][  T387]  notifier_call_chain (kernel/notifier.c:85)
[   15.032028][  T387]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.032226][  T387]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.032419][  T387]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.032610][  T387]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.032805][  T387]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.033014][  T387] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.033219][  T387]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.033415][  T387] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.033616][  T387]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.033814][  T387]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.034019][  T387]  ? nla_strscpy (lib/nlattr.c:795)
[   15.034245][  T387]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.034437][  T387]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.034624][  T387]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.034811][  T387]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.035019][  T387]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.035226][  T387]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.035440][  T387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.035628][  T387]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.035821][  T387]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.036040][  T387]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.036242][  T387]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.036435][  T387]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.036628][  T387]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.036819][  T387]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.037025][  T387]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.037221][  T387]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.037408][  T387]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.037619][  T387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.037813][  T387]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.038017][  T387]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.038212][  T387]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.038401][  T387]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.038590][  T387]  ? 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))
[   15.038778][  T387]  ? 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))
[   15.038985][  T387]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.039182][  T387]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.039370][  T387]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.039558][  T387]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.039746][  T387]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.039948][  T387]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.040151][  T387]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.040339][  T387]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.040525][  T387]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.040745][  T387]  ? move_addr_to_kernel (net/socket.c:258)
[   15.040945][  T387]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.041139][  T387]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.041329][  T387]  ___sys_sendmsg (net/socket.c:2752)
[   15.041516][  T387]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.041743][  T387]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.041956][  T387]  __sys_sendmsg (net/socket.c:2784)
[   15.042171][  T387]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.042362][  T387]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.042586][  T387]  ? 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)
[   15.042775][  T387]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.042978][  T387]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.043184][  T387]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.043370][  T387]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.043558][  T387]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.043779][  T387] RIP: 0033:0x7f8a0342808e
[   15.043983][  T387] 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
[   15.044535][  T387] RSP: 002b:00007ffee189d540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.044808][  T387] RAX: ffffffffffffffda RBX: 00007ffee189dcd8 RCX: 00007f8a0342808e
[   15.045083][  T387] RDX: 0000000000000000 RSI: 00007ffee189d5f0 RDI: 0000000000000005
[   15.045354][  T387] RBP: 00007ffee189d550 R08: 0000000000000000 R09: 0000000000000000
[   15.045614][  T387] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.045880][  T387] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee189dcb0
| [   15.047942][  T387] ------------[ cut here ]------------
| [   15.048129][  T387] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/387
| [   15.048413][  T387] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.049711][  T387] Tainted: [W]=WARN
[   15.049898][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.050141][  T387] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.050373][  T387] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.050936][  T387] RSP: 0018:ffa0000000636fd0 EFLAGS: 00010286
[   15.051194][  T387] RAX: 00000000ffffffa6 RBX: ff11000005ede4c0 RCX: 1ff40000000c6dc0
[   15.051458][  T387] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede570
[   15.051720][  T387] RBP: ff1100000cdaa000 R08: 1fe2200000bdbcaf R09: ff11000009df2e80
[   15.051986][  T387] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   15.052250][  T387] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cdaae04
[   15.052506][  T387] FS:  00007f8a031ee840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   15.052836][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.053080][  T387] CR2: 0000000023254a28 CR3: 000000001196b003 CR4: 0000000000771ef0
[   15.053337][  T387] PKRU: 55555554
[   15.053492][  T387] Call Trace:
[   15.053667][  T387]  <TASK>
[   15.053787][  T387]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.053984][  T387]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.054145][  T387]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.054329][  T387]  __dev_notify_flags (net/core/dev.c:9787)
[   15.054539][  T387]  ? netif_change_name (net/core/dev.c:1495)
[   15.054730][  T387]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.054934][  T387]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.055125][  T387]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.055315][  T387] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.055536][  T387]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.055741][  T387] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.055950][  T387]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.056152][  T387]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.056339][  T387]  ? nla_strscpy (lib/nlattr.c:795)
[   15.056538][  T387]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.056727][  T387]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.056926][  T387]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.057120][  T387]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.057312][  T387]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.057502][  T387]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.057692][  T387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.057899][  T387]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.058093][  T387]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.058283][  T387]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.058467][  T387]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.058659][  T387]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.058849][  T387]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.059106][  T387]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.059295][  T387]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.059482][  T387]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.059669][  T387]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.059858][  T387]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.060065][  T387]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.060261][  T387]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.060447][  T387]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.060634][  T387]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.060825][  T387]  ? 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))
[   15.061020][  T387]  ? 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))
[   15.061255][  T387]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.061446][  T387]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.061631][  T387]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.061820][  T387]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.062021][  T387]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.062249][  T387]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.062448][  T387]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.062634][  T387]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.062819][  T387]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.063049][  T387]  ? move_addr_to_kernel (net/socket.c:258)
[   15.063246][  T387]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.063431][  T387]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.063623][  T387]  ___sys_sendmsg (net/socket.c:2752)
[   15.063809][  T387]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.064042][  T387]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.064247][  T387]  __sys_sendmsg (net/socket.c:2784)
[   15.064435][  T387]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.064620][  T387]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.064843][  T387]  ? 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)
[   15.065045][  T387]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.065241][  T387]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.065428][  T387]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.065613][  T387]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.065803][  T387]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.066034][  T387] RIP: 0033:0x7f8a0342808e
[   15.066257][  T387] 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
[   15.066814][  T387] RSP: 002b:00007ffee189d540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.067097][  T387] RAX: ffffffffffffffda RBX: 00007ffee189dcd8 RCX: 00007f8a0342808e
[   15.067359][  T387] RDX: 0000000000000000 RSI: 00007ffee189d5f0 RDI: 0000000000000005
[   15.067619][  T387] RBP: 00007ffee189d550 R08: 0000000000000000 R09: 0000000000000000
[   15.067890][  T387] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.068151][  T387] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee189dcb0
| [   15.099110][  T388] ------------[ cut here ]------------
| [   15.099307][  T388] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/388
| [   15.099604][  T388] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.100225][  T388] Tainted: [W]=WARN
[   15.100370][  T388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.100575][  T388] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.100848][  T388] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.101435][  T388] RSP: 0018:ffa0000000667020 EFLAGS: 00010286
[   15.101715][  T388] RAX: 00000000ffffffa6 RBX: ff1100000b142f40 RCX: 1ff40000000ccdca
[   15.102327][  T388] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b142ff0
[   15.102637][  T388] RBP: ff1100000cdaa000 R08: 1fe22000016285ff R09: ff1100000b0f2e58
[   15.102942][  T388] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   15.103237][  T388] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.103574][  T388] FS:  00007f762f4d8840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   15.103947][  T388] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.104227][  T388] CR2: 000000002a4bc988 CR3: 00000000119b4005 CR4: 0000000000771ef0
[   15.104533][  T388] PKRU: 55555554
[   15.104733][  T388] Call Trace:
[   15.104946][  T388]  <TASK>
[   15.105156][  T388]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.105410][  T388]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.105632][  T388]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.105936][  T388]  __dev_notify_flags (net/core/dev.c:9787)
[   15.106235][  T388]  ? netif_change_name (net/core/dev.c:1495)
[   15.106460][  T388]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.106635][  T388]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.106828][  T388]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.107024][  T388]  ? 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))
[   15.107216][  T388]  netif_change_flags (net/core/dev.c:9820)
[   15.107402][  T388]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.107588][  T388]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.107774][  T388]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.107969][  T388]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.108188][  T388]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.108372][  T388]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.108577][  T388]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.108758][  T388]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.108944][  T388]  ? __kernel_text_address (kernel/extable.c:79)
[   15.109132][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.109312][  T388]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.109517][  T388]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.109695][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.109884][  T388]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.110060][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.110243][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.110420][  T388]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.110597][  T388]  ? __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)
[   15.110772][  T388]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.110961][  T388]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.111150][  T388]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.111329][  T388]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.111531][  T388]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.111711][  T388]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.111907][  T388]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.112094][  T388]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.112270][  T388]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.112449][  T388]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.112631][  T388]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.112809][  T388]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.112999][  T388]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.113183][  T388]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.113392][  T388]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.113572][  T388]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.113903][  T388]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.114093][  T388]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.114376][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.114579][  T388]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.114759][  T388]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.115062][  T388]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.115261][  T388]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.115440][  T388]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.115630][  T388]  ? 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))
[   15.115807][  T388]  ? 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))
[   15.115998][  T388]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.116185][  T388]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.116364][  T388]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.116569][  T388]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.116747][  T388]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.116939][  T388]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.117122][  T388]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.117397][  T388]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.117659][  T388]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.117879][  T388]  ? move_addr_to_kernel (net/socket.c:258)
[   15.118058][  T388]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.118245][  T388]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.118426][  T388]  ___sys_sendmsg (net/socket.c:2752)
[   15.118601][  T388]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.118811][  T388]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.119112][  T388]  __sys_sendmsg (net/socket.c:2784)
[   15.119294][  T388]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.119470][  T388]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.119767][  T388]  ? 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)
[   15.119965][  T388]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.120151][  T388]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.120496][  T388]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.120673][  T388]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.120850][  T388]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.121082][  T388] RIP: 0033:0x7f762f71208e
[   15.121358][  T388] 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
[   15.121909][  T388] RSP: 002b:00007ffce4be8a20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.122158][  T388] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f762f71208e
[   15.122406][  T388] RDX: 0000000000000000 RSI: 00007ffce4be8ad0 RDI: 0000000000000005
[   15.122647][  T388] RBP: 00007ffce4be8a30 R08: 0000000000000000 R09: 0000000000000000
[   15.122901][  T388] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.123180][  T388] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce4be9190
| [   15.192811][  T395] ------------[ cut here ]------------
| [   15.193470][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/395
| [   15.193719][  T395] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.194274][  T395] Tainted: [W]=WARN
[   15.194382][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.194558][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.194745][  T395] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.195256][  T395] RSP: 0018:ffa0000000516f70 EFLAGS: 00010286
[   15.195437][  T395] RAX: 00000000ffffffa6 RBX: ff11000009ff6ac0 RCX: 1ff40000000a2db4
[   15.195650][  T395] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff6b70
[   15.195871][  T395] RBP: ff11000011982000 R08: 1fe22000013fed6f R09: ff1100000bb5ae80
[   15.196084][  T395] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   15.196296][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   15.196510][  T395] FS:  00007f42b5469840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   15.196757][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.196941][  T395] CR2: 0000000025e36a28 CR3: 000000000f128006 CR4: 0000000000771ef0
[   15.197158][  T395] PKRU: 55555554
[   15.197263][  T395] Call Trace:
[   15.197372][  T395]  <TASK>
[   15.197444][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.197584][  T395]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.197726][  T395]  notifier_call_chain (kernel/notifier.c:85)
[   15.197874][  T395]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.198017][  T395]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.198164][  T395]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.198306][  T395]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.198447][  T395]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.198589][  T395] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.198738][  T395]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.198892][  T395] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.199036][  T395]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.199185][  T395]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.199326][  T395]  ? nla_strscpy (lib/nlattr.c:795)
[   15.199470][  T395]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.199613][  T395]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.199755][  T395]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.199904][  T395]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.200051][  T395]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.200201][  T395]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.200345][  T395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.200485][  T395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.200625][  T395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.200767][  T395]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.200912][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.201057][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.201204][  T395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.201345][  T395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.201486][  T395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.201626][  T395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.201768][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.201916][  T395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.202056][  T395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.202202][  T395]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.202341][  T395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.202482][  T395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.202625][  T395]  ? 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))
[   15.202765][  T395]  ? 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))
[   15.202997][  T395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.203144][  T395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.203284][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.203427][  T395]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.203569][  T395]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.203711][  T395]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.203853][  T395]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.204122][  T395]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.204275][  T395]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.204452][  T395]  ? move_addr_to_kernel (net/socket.c:258)
[   15.204600][  T395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.204743][  T395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.204959][  T395]  ___sys_sendmsg (net/socket.c:2752)
[   15.205166][  T395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.205344][  T395]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.205505][  T395]  __sys_sendmsg (net/socket.c:2784)
[   15.205648][  T395]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.205819][  T395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.206062][  T395]  ? 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)
[   15.206213][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.206363][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.206514][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.206661][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.206805][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.206993][  T395] RIP: 0033:0x7f42b56a308e
[   15.207152][  T395] 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
[   15.207664][  T395] RSP: 002b:00007fffb604f510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.207889][  T395] RAX: ffffffffffffffda RBX: 00007fffb604fca8 RCX: 00007f42b56a308e
[   15.208108][  T395] RDX: 0000000000000000 RSI: 00007fffb604f5c0 RDI: 0000000000000005
[   15.208322][  T395] RBP: 00007fffb604f520 R08: 0000000000000000 R09: 0000000000000000
[   15.208533][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.208748][  T395] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb604fc80
| [   15.210405][  T395] ------------[ cut here ]------------
| [   15.210545][  T395] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/395
| [   15.210791][  T395] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.211341][  T395] Tainted: [W]=WARN
[   15.211451][  T395] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.211631][  T395] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.211817][  T395] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.212334][  T395] RSP: 0018:ffa0000000516fd0 EFLAGS: 00010286
[   15.212520][  T395] RAX: 00000000ffffffa6 RBX: ff11000009ff6940 RCX: 1ff40000000a2dc0
[   15.212734][  T395] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff69f0
[   15.212950][  T395] RBP: ff110000119ca000 R08: 1fe22000013fed3f R09: ff1100000bb5ae80
[   15.213170][  T395] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.213386][  T395] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   15.213602][  T395] FS:  00007f42b5469840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   15.213854][  T395] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.214040][  T395] CR2: 0000000025e36a28 CR3: 000000000f128006 CR4: 0000000000771ef0
[   15.214262][  T395] PKRU: 55555554
[   15.214369][  T395] Call Trace:
[   15.214477][  T395]  <TASK>
[   15.214552][  T395]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.214696][  T395]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.214805][  T395]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.214950][  T395]  __dev_notify_flags (net/core/dev.c:9787)
[   15.215097][  T395]  ? netif_change_name (net/core/dev.c:1495)
[   15.215242][  T395]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.215387][  T395]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.215530][  T395]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.215675][  T395] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.215821][  T395]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.215983][  T395] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.216130][  T395]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.216278][  T395]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.216419][  T395]  ? nla_strscpy (lib/nlattr.c:795)
[   15.216560][  T395]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.216703][  T395]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.216844][  T395]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.216989][  T395]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.217140][  T395]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.217284][  T395]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.217425][  T395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.217565][  T395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.217705][  T395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.217845][  T395]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.217990][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.218141][  T395]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.218283][  T395]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.218426][  T395]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.218567][  T395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.218708][  T395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.218848][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.218996][  T395]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.219140][  T395]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.219281][  T395]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.219421][  T395]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.219563][  T395]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.219706][  T395]  ? 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))
[   15.219845][  T395]  ? 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))
[   15.219994][  T395]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.220139][  T395]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.220280][  T395]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.220424][  T395]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.220566][  T395]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.220708][  T395]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.220850][  T395]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.220994][  T395]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.221140][  T395]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.221313][  T395]  ? move_addr_to_kernel (net/socket.c:258)
[   15.221456][  T395]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.221598][  T395]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.221740][  T395]  ___sys_sendmsg (net/socket.c:2752)
[   15.221884][  T395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.222058][  T395]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.222213][  T395]  __sys_sendmsg (net/socket.c:2784)
[   15.222354][  T395]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.222494][  T395]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.222671][  T395]  ? 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)
[   15.222812][  T395]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.222958][  T395]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.223102][  T395]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.223242][  T395]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.223383][  T395]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.223556][  T395] RIP: 0033:0x7f42b56a308e
[   15.223701][  T395] 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
[   15.224207][  T395] RSP: 002b:00007fffb604f510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.224418][  T395] RAX: ffffffffffffffda RBX: 00007fffb604fca8 RCX: 00007f42b56a308e
[   15.224627][  T395] RDX: 0000000000000000 RSI: 00007fffb604f5c0 RDI: 0000000000000005
[   15.224837][  T395] RBP: 00007fffb604f520 R08: 0000000000000000 R09: 0000000000000000
[   15.225050][  T395] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.225263][  T395] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb604fc80
| [   15.251329][  T396] ------------[ cut here ]------------
| [   15.251477][  T396] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/396
| [   15.251709][  T396] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.252231][  T396] Tainted: [W]=WARN
[   15.252334][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.252499][  T396] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.252673][  T396] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.253966][  T396] RSP: 0018:ffa0000000607020 EFLAGS: 00010286
[   15.254140][  T396] RAX: 00000000ffffffa6 RBX: ff11000009b1d0c0 RCX: 1ff40000000c0dca
[   15.254339][  T396] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d170
[   15.254537][  T396] RBP: ff110000119ca000 R08: 1fe2200001363a2f R09: ff1100000cc5d158
[   15.254733][  T396] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.254987][  T396] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.255188][  T396] FS:  00007fa2cea85840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   15.255477][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.255644][  T396] CR2: 00000000091f2988 CR3: 000000000e90d002 CR4: 0000000000771ef0
[   15.255844][  T396] PKRU: 55555554
[   15.255970][  T396] Call Trace:
[   15.256070][  T396]  <TASK>
[   15.256143][  T396]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.256277][  T396]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.256379][  T396]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.256512][  T396]  __dev_notify_flags (net/core/dev.c:9787)
[   15.256643][  T396]  ? netif_change_name (net/core/dev.c:1495)
[   15.256776][  T396]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.256909][  T396]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.257041][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.257178][  T396]  ? 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))
[   15.257314][  T396]  netif_change_flags (net/core/dev.c:9820)
[   15.257448][  T396]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.257581][  T396]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.257715][  T396]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.257849][  T396]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.258019][  T396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.258155][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.258288][  T396]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.258419][  T396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.258550][  T396]  ? __kernel_text_address (kernel/extable.c:79)
[   15.258684][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.258817][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.258955][  T396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.259090][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.259223][  T396]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.259355][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.259485][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.259616][  T396]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.259748][  T396]  ? __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)
[   15.259884][  T396]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.260015][  T396]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.260152][  T396]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.260287][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.260421][  T396]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.260555][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.260685][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.260817][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.260953][  T396]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.261089][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.261226][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.261357][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.261488][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.261620][  T396]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.261754][  T396]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.261891][  T396]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.262023][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.262158][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.262289][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.262422][  T396]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.262555][  T396]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.262690][  T396]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.262822][  T396]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.262961][  T396]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.263099][  T396]  ? 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))
[   15.263231][  T396]  ? 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))
[   15.263365][  T396]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.263495][  T396]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.263626][  T396]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.263758][  T396]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.263896][  T396]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.264030][  T396]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.264167][  T396]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.264298][  T396]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.264429][  T396]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.264590][  T396]  ? move_addr_to_kernel (net/socket.c:258)
[   15.264722][  T396]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.264852][  T396]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.264991][  T396]  ___sys_sendmsg (net/socket.c:2752)
[   15.265127][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.265289][  T396]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.265435][  T396]  __sys_sendmsg (net/socket.c:2784)
[   15.265568][  T396]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.265699][  T396]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.265876][  T396]  ? 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)
[   15.266008][  T396]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.266146][  T396]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.266276][  T396]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.266408][  T396]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.266540][  T396]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.266705][  T396] RIP: 0033:0x7fa2cecbf08e
[   15.266845][  T396] 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
[   15.267327][  T396] RSP: 002b:00007fff6f91e350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.267527][  T396] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa2cecbf08e
[   15.267726][  T396] RDX: 0000000000000000 RSI: 00007fff6f91e400 RDI: 0000000000000005
[   15.267929][  T396] RBP: 00007fff6f91e360 R08: 0000000000000000 R09: 0000000000000000
[   15.268131][  T396] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.268326][  T396] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6f91eac0
| [   15.367108][  T407] ------------[ cut here ]------------
| [   15.367297][  T407] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/407
| [   15.367575][  T407] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.368133][  T407] Tainted: [W]=WARN
[   15.368241][  T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.368422][  T407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.368609][  T407] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.369128][  T407] RSP: 0018:ffa0000000816f70 EFLAGS: 00010286
[   15.369310][  T407] RAX: 00000000ffffffa6 RBX: ff1100000f044ac0 RCX: 1ff4000000102db4
[   15.369528][  T407] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f044b70
[   15.369736][  T407] RBP: ff11000011982000 R08: 1fe2200001e0896f R09: ff1100000f0aae80
[   15.369962][  T407] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   15.370178][  T407] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   15.370388][  T407] FS:  00007fd1fedaa840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   15.370637][  T407] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.370837][  T407] CR2: 0000000017978a28 CR3: 000000001000f001 CR4: 0000000000771ef0
[   15.371052][  T407] PKRU: 55555554
[   15.371162][  T407] Call Trace:
[   15.371266][  T407]  <TASK>
[   15.371338][  T407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.371479][  T407]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.371620][  T407]  notifier_call_chain (kernel/notifier.c:85)
[   15.371763][  T407]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.371936][  T407]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.372086][  T407]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.372230][  T407]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.372374][  T407]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.372520][  T407] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.372666][  T407]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.372808][  T407] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.372956][  T407]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.373112][  T407]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.373254][  T407]  ? nla_strscpy (lib/nlattr.c:795)
[   15.373396][  T407]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.373537][  T407]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.373694][  T407]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.373837][  T407]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.373986][  T407]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.374137][  T407]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.374280][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.374423][  T407]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.374565][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.374705][  T407]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.374845][  T407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.374996][  T407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.375142][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.375282][  T407]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.375422][  T407]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.375563][  T407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.375705][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.375848][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.375992][  T407]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.376138][  T407]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.376278][  T407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.376418][  T407]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.376563][  T407]  ? 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))
[   15.376705][  T407]  ? 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))
[   15.376849][  T407]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.376996][  T407]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.377144][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.377287][  T407]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.377430][  T407]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.377574][  T407]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.377720][  T407]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.377861][  T407]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.378009][  T407]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.378186][  T407]  ? move_addr_to_kernel (net/socket.c:258)
[   15.378372][  T407]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.378513][  T407]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.378659][  T407]  ___sys_sendmsg (net/socket.c:2752)
[   15.378807][  T407]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.379014][  T407]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.379185][  T407]  __sys_sendmsg (net/socket.c:2784)
[   15.379327][  T407]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.379467][  T407]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.379643][  T407]  ? 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)
[   15.379783][  T407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.379928][  T407]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.380068][  T407]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.380214][  T407]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.380354][  T407]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.380530][  T407] RIP: 0033:0x7fd1fefe408e
[   15.380695][  T407] 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
[   15.381213][  T407] RSP: 002b:00007fffe4858cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.381427][  T407] RAX: ffffffffffffffda RBX: 00007fffe4859448 RCX: 00007fd1fefe408e
[   15.381637][  T407] RDX: 0000000000000000 RSI: 00007fffe4858d60 RDI: 0000000000000005
[   15.381847][  T407] RBP: 00007fffe4858cc0 R08: 0000000000000000 R09: 0000000000000000
[   15.382088][  T407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.382298][  T407] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe4859420
| [   15.383968][  T407] ------------[ cut here ]------------
| [   15.384111][  T407] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/407
| [   15.384351][  T407] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.384883][  T407] Tainted: [W]=WARN
[   15.384990][  T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.385169][  T407] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.385349][  T407] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.385847][  T407] RSP: 0018:ffa0000000816fd0 EFLAGS: 00010286
[   15.386029][  T407] RAX: 00000000ffffffa6 RBX: ff1100000f045cc0 RCX: 1ff4000000102dc0
[   15.386245][  T407] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f045d70
[   15.386454][  T407] RBP: ff1100000c2ca000 R08: 1fe2200001e08baf R09: ff1100000f0aae80
[   15.386665][  T407] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   15.386878][  T407] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2cae04
[   15.387091][  T407] FS:  00007fd1fedaa840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   15.387338][  T407] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.387516][  T407] CR2: 0000000017978a28 CR3: 000000001000f001 CR4: 0000000000771ef0
[   15.387726][  T407] PKRU: 55555554
[   15.387831][  T407] Call Trace:
[   15.387942][  T407]  <TASK>
[   15.388014][  T407]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.388162][  T407]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.388270][  T407]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.388413][  T407]  __dev_notify_flags (net/core/dev.c:9787)
[   15.388555][  T407]  ? netif_change_name (net/core/dev.c:1495)
[   15.388696][  T407]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.388838][  T407]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.388981][  T407]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.389126][  T407] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.389270][  T407]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.389416][  T407] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.389559][  T407]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.389704][  T407]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.389845][  T407]  ? nla_strscpy (lib/nlattr.c:795)
[   15.389990][  T407]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.390135][  T407]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.390274][  T407]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.390415][  T407]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.390561][  T407]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.390707][  T407]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.390848][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.390992][  T407]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.391164][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.391308][  T407]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.391465][  T407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.391613][  T407]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.391755][  T407]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.391903][  T407]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.392042][  T407]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.392186][  T407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.392326][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.392471][  T407]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.392613][  T407]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.392779][  T407]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.392927][  T407]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.393072][  T407]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.393222][  T407]  ? 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))
[   15.393364][  T407]  ? 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))
[   15.393510][  T407]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.393654][  T407]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.393800][  T407]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.393950][  T407]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.394099][  T407]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.394244][  T407]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.394391][  T407]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.394534][  T407]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.394676][  T407]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.394854][  T407]  ? move_addr_to_kernel (net/socket.c:258)
[   15.395004][  T407]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.395154][  T407]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.395297][  T407]  ___sys_sendmsg (net/socket.c:2752)
[   15.395437][  T407]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.395612][  T407]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.395765][  T407]  __sys_sendmsg (net/socket.c:2784)
[   15.395914][  T407]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.396055][  T407]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.396263][  T407]  ? 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)
[   15.396405][  T407]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.396546][  T407]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.396686][  T407]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.396828][  T407]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.396979][  T407]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.397164][  T407] RIP: 0033:0x7fd1fefe408e
[   15.397309][  T407] 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
[   15.397830][  T407] RSP: 002b:00007fffe4858cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.398049][  T407] RAX: ffffffffffffffda RBX: 00007fffe4859448 RCX: 00007fd1fefe408e
[   15.398264][  T407] RDX: 0000000000000000 RSI: 00007fffe4858d60 RDI: 0000000000000005
[   15.398474][  T407] RBP: 00007fffe4858cc0 R08: 0000000000000000 R09: 0000000000000000
[   15.398684][  T407] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.398901][  T407] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe4859420
| [   15.439274][  T408] ------------[ cut here ]------------
| [   15.439453][  T408] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/408
| [   15.439690][  T408] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.440211][  T408] Tainted: [W]=WARN
[   15.440310][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.440473][  T408] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.440642][  T408] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.441106][  T408] RSP: 0018:ffa00000008e7020 EFLAGS: 00010286
[   15.441269][  T408] RAX: 00000000ffffffa6 RBX: ff11000009b1c340 RCX: 1ff400000011cdca
[   15.441482][  T408] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c3f0
[   15.441672][  T408] RBP: ff1100000c2ca000 R08: 1fe220000136387f R09: ff1100000f0ad158
[   15.441876][  T408] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   15.442139][  T408] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.442350][  T408] FS:  00007f82d66da840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   15.442575][  T408] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.442736][  T408] CR2: 0000000022d4f988 CR3: 000000000d441003 CR4: 0000000000771ef0
[   15.442997][  T408] PKRU: 55555554
[   15.443123][  T408] Call Trace:
[   15.443277][  T408]  <TASK>
[   15.443343][  T408]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.443474][  T408]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.443571][  T408]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.443698][  T408]  __dev_notify_flags (net/core/dev.c:9787)
[   15.443827][  T408]  ? netif_change_name (net/core/dev.c:1495)
[   15.444011][  T408]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.444145][  T408]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.444272][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.444401][  T408]  ? 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))
[   15.444544][  T408]  netif_change_flags (net/core/dev.c:9820)
[   15.444675][  T408]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.444806][  T408]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.444990][  T408]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.445126][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.445288][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.445419][  T408]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.445547][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.445675][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.445804][  T408]  ? __kernel_text_address (kernel/extable.c:79)
[   15.445988][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.446125][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.446254][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.446384][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.446513][  T408]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.446642][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.446770][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.446956][  T408]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.447094][  T408]  ? __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)
[   15.447222][  T408]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.447349][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.447478][  T408]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.447608][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.447749][  T408]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.447890][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.448017][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.448154][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.448280][  T408]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.448406][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.448534][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.448666][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.448795][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.448932][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.449063][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.449196][  T408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.449324][  T408]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.449450][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.449576][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.449707][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.449834][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.449969][  T408]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.450103][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.450231][  T408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.450361][  T408]  ? 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))
[   15.450488][  T408]  ? 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))
[   15.450617][  T408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.450745][  T408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.450876][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.451006][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.451137][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.451264][  T408]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.451421][  T408]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.451549][  T408]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.451678][  T408]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.451803][  T408]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.451935][  T408]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.452128][  T408]  ? move_addr_to_kernel (net/socket.c:258)
[   15.452259][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.452385][  T408]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.452514][  T408]  ___sys_sendmsg (net/socket.c:2752)
[   15.452641][  T408]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.452813][  T408]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.452958][  T408]  __sys_sendmsg (net/socket.c:2784)
[   15.453090][  T408]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.453218][  T408]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.453379][  T408]  ? 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)
[   15.453515][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.453643][  T408]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.453770][  T408]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.453903][  T408]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.454032][  T408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.454193][  T408] RIP: 0033:0x7f82d691408e
[   15.454326][  T408] 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
[   15.454777][  T408] RSP: 002b:00007fff921cf940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.454975][  T408] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f82d691408e
[   15.455192][  T408] RDX: 0000000000000000 RSI: 00007fff921cf9f0 RDI: 0000000000000005
[   15.455384][  T408] RBP: 00007fff921cf950 R08: 0000000000000000 R09: 0000000000000000
[   15.455574][  T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.455764][  T408] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff921d00b0
| [   15.584984][  T423] ------------[ cut here ]------------
| [   15.585213][  T423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/423
| [   15.585506][  T423] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.586152][  T423] Tainted: [W]=WARN
[   15.586306][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.586527][  T423] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.586758][  T423] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.587488][  T423] RSP: 0018:ffa00000009e6f70 EFLAGS: 00010286
[   15.587710][  T423] RAX: 00000000ffffffa6 RBX: ff1100000d570dc0 RCX: 1ff400000013cdb4
[   15.587978][  T423] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d570e70
[   15.588238][  T423] RBP: ff11000011982000 R08: 1fe2200001aae1cf R09: ff1100000c8e5180
[   15.588493][  T423] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.588749][  T423] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   15.589018][  T423] FS:  00007f65bc888840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   15.589341][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.589574][  T423] CR2: 00005634b211dd5c CR3: 000000000b005003 CR4: 0000000000771ef0
[   15.589831][  T423] PKRU: 55555554
[   15.589993][  T423] Call Trace:
[   15.590150][  T423]  <TASK>
[   15.590281][  T423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.590467][  T423]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.590654][  T423]  notifier_call_chain (kernel/notifier.c:85)
[   15.590853][  T423]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.591090][  T423]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.591286][  T423]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.591474][  T423]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.591660][  T423]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.591849][  T423] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.592053][  T423]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.592252][  T423] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.592462][  T423]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.592657][  T423]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.592842][  T423]  ? nla_strscpy (lib/nlattr.c:795)
[   15.593044][  T423]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.593238][  T423]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.593423][  T423]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.593610][  T423]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.593802][  T423]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.594005][  T423]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.594199][  T423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.594383][  T423]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.594569][  T423]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.594753][  T423]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.594964][  T423]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.595161][  T423]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.595349][  T423]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.595534][  T423]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.595720][  T423]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.595916][  T423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.596110][  T423]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.596309][  T423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.596496][  T423]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.596685][  T423]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.596892][  T423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.597087][  T423]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.597278][  T423]  ? 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))
[   15.597462][  T423]  ? 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))
[   15.597651][  T423]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.597838][  T423]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.598048][  T423]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.598246][  T423]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.598453][  T423]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.598643][  T423]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.598833][  T423]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.599033][  T423]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.599228][  T423]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.599447][  T423]  ? move_addr_to_kernel (net/socket.c:258)
[   15.599636][  T423]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.599823][  T423]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.600040][  T423]  ___sys_sendmsg (net/socket.c:2752)
[   15.600234][  T423]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.600456][  T423]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.600658][  T423]  __sys_sendmsg (net/socket.c:2784)
[   15.600847][  T423]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.601047][  T423]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.601287][  T423]  ? 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)
[   15.601515][  T423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.601711][  T423]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.601913][  T423]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.602108][  T423]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.602300][  T423]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.602525][  T423] RIP: 0033:0x7f65bcac208e
[   15.602721][  T423] 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
[   15.603296][  T423] RSP: 002b:00007fffe80c72f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.603557][  T423] RAX: ffffffffffffffda RBX: 00007fffe80c7a88 RCX: 00007f65bcac208e
[   15.603814][  T423] RDX: 0000000000000000 RSI: 00007fffe80c73a0 RDI: 0000000000000005
[   15.604092][  T423] RBP: 00007fffe80c7300 R08: 0000000000000000 R09: 0000000000000000
[   15.604352][  T423] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.604610][  T423] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe80c7a60
| [   15.606696][  T423] ------------[ cut here ]------------
| [   15.606854][  T423] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/423
| [   15.607123][  T423] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.607666][  T423] Tainted: [W]=WARN
[   15.607774][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.608345][  T423] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.608530][  T423] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.609039][  T423] RSP: 0018:ffa00000009e6fd0 EFLAGS: 00010286
[   15.609220][  T423] RAX: 00000000ffffffa6 RBX: ff11000009ff6dc0 RCX: 1ff400000013cdc0
[   15.609430][  T423] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff6e70
[   15.609641][  T423] RBP: ff1100000cd52000 R08: 1fe22000013fedcf R09: ff1100000c8e5180
[   15.609851][  T423] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.610072][  T423] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd52e04
[   15.610287][  T423] FS:  00007f65bc888840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   15.610534][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.610710][  T423] CR2: 000055aa93d206c0 CR3: 000000000b005002 CR4: 0000000000771ef0
[   15.610928][  T423] PKRU: 55555554
[   15.611035][  T423] Call Trace:
[   15.611143][  T423]  <TASK>
[   15.611215][  T423]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.611357][  T423]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.611468][  T423]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.611610][  T423]  __dev_notify_flags (net/core/dev.c:9787)
[   15.611751][  T423]  ? netif_change_name (net/core/dev.c:1495)
[   15.611898][  T423]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.612040][  T423]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.612185][  T423]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.612325][  T423] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.612469][  T423]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.612615][  T423] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.612757][  T423]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.612908][  T423]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.613046][  T423]  ? nla_strscpy (lib/nlattr.c:795)
[   15.613191][  T423]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.613331][  T423]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.613470][  T423]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.613613][  T423]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.613763][  T423]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.613915][  T423]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.614055][  T423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.614196][  T423]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.614338][  T423]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.614475][  T423]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.614614][  T423]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.614759][  T423]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.614907][  T423]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.615048][  T423]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.615193][  T423]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.615331][  T423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.615471][  T423]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.615613][  T423]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.615753][  T423]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.615901][  T423]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.616044][  T423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.616190][  T423]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.616333][  T423]  ? 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))
[   15.616474][  T423]  ? 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))
[   15.616614][  T423]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.616756][  T423]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.616902][  T423]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.617042][  T423]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.617189][  T423]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.617329][  T423]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.617470][  T423]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.617609][  T423]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.617746][  T423]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.617924][  T423]  ? move_addr_to_kernel (net/socket.c:258)
[   15.618063][  T423]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.618207][  T423]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.618347][  T423]  ___sys_sendmsg (net/socket.c:2752)
[   15.618486][  T423]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.618658][  T423]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.618811][  T423]  __sys_sendmsg (net/socket.c:2784)
[   15.618957][  T423]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.619098][  T423]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.619276][  T423]  ? 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)
[   15.619415][  T423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.619556][  T423]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.619695][  T423]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.619833][  T423]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.619979][  T423]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.620156][  T423] RIP: 0033:0x7f65bcac208e
[   15.620299][  T423] 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
[   15.620786][  T423] RSP: 002b:00007fffe80c72f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.621000][  T423] RAX: ffffffffffffffda RBX: 00007fffe80c7a88 RCX: 00007f65bcac208e
[   15.621208][  T423] RDX: 0000000000000000 RSI: 00007fffe80c73a0 RDI: 0000000000000005
[   15.621413][  T423] RBP: 00007fffe80c7300 R08: 0000000000000000 R09: 0000000000000000
[   15.621618][  T423] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb34
[   15.621824][  T423] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffe80c7a60
| [   15.646668][  T424] ------------[ cut here ]------------
| [   15.646826][  T424] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/424
| [   15.647062][  T424] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.647567][  T424] Tainted: [W]=WARN
[   15.647666][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.647829][  T424] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.648011][  T424] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.648477][  T424] RSP: 0018:ffa00000009e7020 EFLAGS: 00010286
[   15.648641][  T424] RAX: 00000000ffffffa6 RBX: ff1100000d571b40 RCX: 1ff400000013cdca
[   15.648841][  T424] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571bf0
[   15.649109][  T424] RBP: ff1100000cd52000 R08: 1fe2200001aae37f R09: ff1100000c012e58
[   15.649304][  T424] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.649497][  T424] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.649693][  T424] FS:  00007f152f3f5840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   15.649974][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.650200][  T424] CR2: 0000000034b59988 CR3: 000000000cf5f002 CR4: 0000000000771ef0
[   15.650396][  T424] PKRU: 55555554
[   15.650493][  T424] Call Trace:
[   15.650590][  T424]  <TASK>
[   15.650658][  T424]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.650789][  T424]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.650944][  T424]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.651079][  T424]  __dev_notify_flags (net/core/dev.c:9787)
[   15.651212][  T424]  ? netif_change_name (net/core/dev.c:1495)
[   15.651341][  T424]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.651492][  T424]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.651624][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.651755][  T424]  ? 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))
[   15.651943][  T424]  netif_change_flags (net/core/dev.c:9820)
[   15.652077][  T424]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.652207][  T424]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.652338][  T424]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.652470][  T424]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.652631][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.652760][  T424]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.652968][  T424]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.653103][  T424]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.653231][  T424]  ? __kernel_text_address (kernel/extable.c:79)
[   15.653363][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.653495][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.653624][  T424]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.653755][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.653941][  T424]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.654071][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.654201][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.654331][  T424]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.654460][  T424]  ? __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)
[   15.654587][  T424]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.654715][  T424]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.654846][  T424]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.655044][  T424]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.655182][  T424]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.655313][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.655442][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.655570][  T424]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.655699][  T424]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.655829][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.656039][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.656169][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.656297][  T424]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.656427][  T424]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.656557][  T424]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.656687][  T424]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.656817][  T424]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.657037][  T424]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.657172][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.657305][  T424]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.657434][  T424]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.657566][  T424]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.657696][  T424]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.657825][  T424]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.657983][  T424]  ? 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))
[   15.658117][  T424]  ? 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))
[   15.658251][  T424]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.658382][  T424]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.658512][  T424]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.658643][  T424]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.658778][  T424]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.658912][  T424]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.659043][  T424]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.659178][  T424]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.659308][  T424]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.659469][  T424]  ? move_addr_to_kernel (net/socket.c:258)
[   15.659599][  T424]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.659729][  T424]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.659861][  T424]  ___sys_sendmsg (net/socket.c:2752)
[   15.659995][  T424]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.660163][  T424]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.660305][  T424]  __sys_sendmsg (net/socket.c:2784)
[   15.660435][  T424]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.660564][  T424]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.660728][  T424]  ? 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)
[   15.660858][  T424]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.660994][  T424]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.661128][  T424]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.661257][  T424]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.661386][  T424]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.661546][  T424] RIP: 0033:0x7f152f62f08e
[   15.661683][  T424] 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
[   15.662155][  T424] RSP: 002b:00007ffe9a3f0b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.662350][  T424] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f152f62f08e
[   15.662544][  T424] RDX: 0000000000000000 RSI: 00007ffe9a3f0bd0 RDI: 0000000000000005
[   15.662739][  T424] RBP: 00007ffe9a3f0b30 R08: 0000000000000000 R09: 0000000000000000
[   15.662937][  T424] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   15.663136][  T424] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9a3f1290
| [   15.793751][  T438] ------------[ cut here ]------------
| [   15.793979][  T438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/438
| [   15.794282][  T438] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.794917][  T438] Tainted: [W]=WARN
[   15.795071][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.795301][  T438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.795531][  T438] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.796085][  T438] RSP: 0018:ffa0000000a86f70 EFLAGS: 00010286
[   15.796306][  T438] RAX: 00000000ffffffa6 RBX: ff11000009ff6640 RCX: 1ff4000000150db4
[   15.796558][  T438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff66f0
[   15.796812][  T438] RBP: ff11000011982000 R08: 1fe22000013fecdf R09: ff1100000ccd2e80
[   15.797153][  T438] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   15.797491][  T438] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   15.797816][  T438] FS:  00007f36e1629840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   15.798244][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.798480][  T438] CR2: 0000000035692a28 CR3: 0000000011867006 CR4: 0000000000771ef0
[   15.798738][  T438] PKRU: 55555554
[   15.798900][  T438] Call Trace:
[   15.799053][  T438]  <TASK>
[   15.799180][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.799365][  T438]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   15.799554][  T438]  notifier_call_chain (kernel/notifier.c:85)
[   15.799747][  T438]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   15.799950][  T438]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.800146][  T438]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.800335][  T438]  netdev_upper_dev_link (net/core/dev.c:8972)
[   15.800521][  T438]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   15.800708][  T438] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   15.800912][  T438]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.801109][  T438] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.801300][  T438]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.801489][  T438]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.801675][  T438]  ? nla_strscpy (lib/nlattr.c:795)
[   15.801876][  T438]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.802064][  T438]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.802255][  T438]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.802441][  T438]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.802631][  T438]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.802821][  T438]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.803028][  T438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.803224][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.803415][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.803601][  T438]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.803787][  T438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.803988][  T438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.804185][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.804373][  T438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.804559][  T438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.804745][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.804945][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.805141][  T438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.805330][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.805518][  T438]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.805702][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.805901][  T438]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.806096][  T438]  ? 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))
[   15.806280][  T438]  ? 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))
[   15.806469][  T438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.806655][  T438]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.806840][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.807041][  T438]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.807229][  T438]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.807417][  T438]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.807605][  T438]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.807790][  T438]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.807987][  T438]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.808210][  T438]  ? move_addr_to_kernel (net/socket.c:258)
[   15.808397][  T438]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.808582][  T438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.808770][  T438]  ___sys_sendmsg (net/socket.c:2752)
[   15.808967][  T438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.809192][  T438]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.809391][  T438]  __sys_sendmsg (net/socket.c:2784)
[   15.809579][  T438]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.809765][  T438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.810018][  T438]  ? 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)
[   15.810218][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.810409][  T438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.810596][  T438]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.810784][  T438]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.811097][  T438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.811320][  T438] RIP: 0033:0x7f36e186308e
[   15.811514][  T438] 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
[   15.812065][  T438] RSP: 002b:00007ffe92700290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.812331][  T438] RAX: ffffffffffffffda RBX: 00007ffe92700a28 RCX: 00007f36e186308e
[   15.812586][  T438] RDX: 0000000000000000 RSI: 00007ffe92700340 RDI: 0000000000000005
[   15.812844][  T438] RBP: 00007ffe927002a0 R08: 0000000000000000 R09: 0000000000000000
[   15.813117][  T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   15.813374][  T438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe92700a00
| [   15.815420][  T438] ------------[ cut here ]------------
| [   15.815573][  T438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/438
| [   15.815819][  T438] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.816661][  T438] Tainted: [W]=WARN
[   15.816768][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.816950][  T438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.817136][  T438] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.817635][  T438] RSP: 0018:ffa0000000a86fd0 EFLAGS: 00010286
[   15.817813][  T438] RAX: 00000000ffffffa6 RBX: ff1100000bbe2dc0 RCX: 1ff4000000150dc0
[   15.818034][  T438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2e70
[   15.818248][  T438] RBP: ff1100000c0ea000 R08: 1fe220000177c5cf R09: ff1100000ccd2e80
[   15.818460][  T438] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   15.818670][  T438] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   15.818891][  T438] FS:  00007f36e1629840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   15.819145][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.819328][  T438] CR2: 000055aa93d206c0 CR3: 0000000011867006 CR4: 0000000000771ef0
[   15.819539][  T438] PKRU: 55555554
[   15.819644][  T438] Call Trace:
[   15.819750][  T438]  <TASK>
[   15.819825][  T438]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.819977][  T438]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.820090][  T438]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   15.820233][  T438]  __dev_notify_flags (net/core/dev.c:9787)
[   15.820376][  T438]  ? netif_change_name (net/core/dev.c:1495)
[   15.820518][  T438]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   15.820663][  T438]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   15.820803][  T438]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   15.820949][  T438] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   15.821101][  T438]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   15.821245][  T438] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   15.821389][  T438]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   15.821534][  T438]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   15.821675][  T438]  ? nla_strscpy (lib/nlattr.c:795)
[   15.821817][  T438]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   15.821966][  T438]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   15.822111][  T438]  ? __dev_get_by_name (net/core/dev.c:883)
[   15.822251][  T438]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   15.822398][  T438]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   15.822543][  T438]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.822685][  T438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.822827][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.822975][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.823117][  T438]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.823258][  T438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.823402][  T438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.823545][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.823686][  T438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.823827][  T438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.823975][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.824121][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.824262][  T438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.824403][  T438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.824543][  T438]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.824682][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.824824][  T438]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.824973][  T438]  ? 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))
[   15.825116][  T438]  ? 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))
[   15.825259][  T438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.825400][  T438]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.825541][  T438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.825682][  T438]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.825824][  T438]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.825972][  T438]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.826118][  T438]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.826257][  T438]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.826399][  T438]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.826573][  T438]  ? move_addr_to_kernel (net/socket.c:258)
[   15.826715][  T438]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.826854][  T438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.827003][  T438]  ___sys_sendmsg (net/socket.c:2752)
[   15.827146][  T438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.827321][  T438]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.827475][  T438]  __sys_sendmsg (net/socket.c:2784)
[   15.827617][  T438]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.827757][  T438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.827942][  T438]  ? 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)
[   15.828089][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.828232][  T438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.828374][  T438]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.828516][  T438]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.828660][  T438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.828834][  T438] RIP: 0033:0x7f36e186308e
[   15.828985][  T438] 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
[   15.829488][  T438] RSP: 002b:00007ffe92700290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.829699][  T438] RAX: ffffffffffffffda RBX: 00007ffe92700a28 RCX: 00007f36e186308e
[   15.829915][  T438] RDX: 0000000000000000 RSI: 00007ffe92700340 RDI: 0000000000000005
[   15.830132][  T438] RBP: 00007ffe927002a0 R08: 0000000000000000 R09: 0000000000000000
[   15.830343][  T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   15.830554][  T438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe92700a00
| [   15.859006][  T439] ------------[ cut here ]------------
| [   15.859170][  T439] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/439
| [   15.859402][  T439] Modules linked in: netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   15.859919][  T439] Tainted: [W]=WARN
[   15.860020][  T439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.860191][  T439] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   15.860364][  T439] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   15.860828][  T439] RSP: 0018:ffa00000006e7020 EFLAGS: 00010286
[   15.861003][  T439] RAX: 00000000ffffffa6 RBX: ff1100000b2ebcc0 RCX: 1ff40000000dcdca
[   15.861205][  T439] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebd70
[   15.861402][  T439] RBP: ff1100000c0ea000 R08: 1fe220000165d7af R09: ff1100000ccd5158
[   15.861601][  T439] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   15.861800][  T439] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   15.862004][  T439] FS:  00007f042d1b2840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   15.862243][  T439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   15.862409][  T439] CR2: 00007f042d4821a0 CR3: 0000000011947005 CR4: 0000000000771ef0
[   15.862608][  T439] PKRU: 55555554
[   15.862708][  T439] Call Trace:
[   15.862808][  T439]  <TASK>
[   15.862881][  T439]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   15.863017][  T439]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   15.863122][  T439]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   15.863255][  T439]  __dev_notify_flags (net/core/dev.c:9787)
[   15.863389][  T439]  ? netif_change_name (net/core/dev.c:1495)
[   15.863521][  T439]  ? __dev_change_flags (net/core/dev.c:9752)
[   15.863654][  T439]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.863788][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.863927][  T439]  ? 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))
[   15.864063][  T439]  netif_change_flags (net/core/dev.c:9820)
[   15.864201][  T439]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.864334][  T439]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   15.864469][  T439]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   15.864601][  T439]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   15.864767][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.864907][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.865040][  T439]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.865175][  T439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.865306][  T439]  ? __kernel_text_address (kernel/extable.c:79)
[   15.865439][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.865574][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.865706][  T439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.865840][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.866210][  T439]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   15.866347][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.866482][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.866611][  T439]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   15.866743][  T439]  ? __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)
[   15.866876][  T439]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   15.867008][  T439]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   15.867143][  T439]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   15.867276][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   15.867410][  T439]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   15.867548][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.867681][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.867813][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.867950][  T439]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   15.868090][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.868225][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.868357][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.868492][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.868625][  T439]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   15.868758][  T439]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   15.868896][  T439]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   15.869029][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.869166][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.869299][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.869434][  T439]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   15.869567][  T439]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   15.869698][  T439]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   15.869827][  T439]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.869963][  T439]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.870115][  T439]  ? 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))
[   15.870246][  T439]  ? 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))
[   15.870379][  T439]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.870512][  T439]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.870644][  T439]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   15.870777][  T439]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   15.870912][  T439]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   15.871044][  T439]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   15.871222][  T439]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   15.871362][  T439]  ? copy_msghdr_from_user (net/socket.c:2635)
[   15.871498][  T439]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   15.871668][  T439]  ? move_addr_to_kernel (net/socket.c:258)
[   15.871800][  T439]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.871938][  T439]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   15.872072][  T439]  ___sys_sendmsg (net/socket.c:2752)
[   15.872212][  T439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   15.872376][  T439]  ? copy_msghdr_from_user (net/socket.c:2603)
[   15.872520][  T439]  __sys_sendmsg (net/socket.c:2784)
[   15.872654][  T439]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   15.872786][  T439]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   15.872959][  T439]  ? 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)
[   15.873095][  T439]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   15.873229][  T439]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   15.873361][  T439]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   15.873494][  T439]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   15.873627][  T439]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.873792][  T439] RIP: 0033:0x7f042d3ec08e
[   15.873936][  T439] 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
[   15.874412][  T439] RSP: 002b:00007ffdbeafc430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.874611][  T439] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f042d3ec08e
[   15.874807][  T439] RDX: 0000000000000000 RSI: 00007ffdbeafc4e0 RDI: 0000000000000005
[   15.875006][  T439] RBP: 00007ffdbeafc440 R08: 0000000000000000 R09: 0000000000000000
[   15.875212][  T439] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   15.875409][  T439] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbeafcba0
| [   16.037373][  T454] ------------[ cut here ]------------
| [   16.037555][  T454] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/454
| [   16.037802][  T454] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.038385][  T454] Tainted: [W]=WARN
[   16.038491][  T454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.038665][  T454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.038846][  T454] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.039409][  T454] RSP: 0018:ffa0000000b171b0 EFLAGS: 00010286
[   16.039585][  T454] RAX: 00000000ffffffa6 RBX: ff1100000f0441c0 RCX: 1ff4000000162dfc
[   16.039790][  T454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f044270
[   16.040003][  T454] RBP: ff11000009c04000 R08: 1fe2200001e0884f R09: ff1100000cc58b80
[   16.040215][  T454] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.040425][  T454] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   16.040633][  T454] FS:  00007fb2604fe840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   16.040882][  T454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.041056][  T454] CR2: 0000000000445f00 CR3: 000000000f373004 CR4: 0000000000771ef0
[   16.041268][  T454] PKRU: 55555554
[   16.041374][  T454] Call Trace:
[   16.041477][  T454]  <TASK>
[   16.041549][  T454]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.041690][  T454]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.041800][  T454]  __dev_notify_flags (net/core/dev.c:9787)
[   16.041945][  T454]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   16.042089][  T454]  ? netif_change_name (net/core/dev.c:1495)
[   16.042233][  T454]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.042373][  T454]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.042512][  T454]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.042649][  T454]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.042788][  T454]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.042937][  T454]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.043083][  T454]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.043223][  T454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.043363][  T454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.043501][  T454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.043637][  T454]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.043773][  T454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.043921][  T454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.044061][  T454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.044203][  T454]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.044341][  T454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.044479][  T454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.044617][  T454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.044757][  T454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.044903][  T454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.045042][  T454]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.045186][  T454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.045325][  T454]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.045467][  T454]  ? 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))
[   16.045607][  T454]  ? 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))
[   16.045748][  T454]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.045895][  T454]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.046033][  T454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.046180][  T454]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.046321][  T454]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.046461][  T454]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.046602][  T454]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.046741][  T454]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.046883][  T454]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.047054][  T454]  ? move_addr_to_kernel (net/socket.c:258)
[   16.047199][  T454]  ___sys_sendmsg (net/socket.c:2752)
[   16.047338][  T454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.047479][  T454]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.047627][  T454]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   16.047770][  T454]  __sys_sendmsg (net/socket.c:2784)
[   16.047913][  T454]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.048056][  T454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.048199][  T454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.048338][  T454]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.048477][  T454]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.048616][  T454]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.048757][  T454]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.048940][  T454] RIP: 0033:0x7fb26073808e
[   16.049090][  T454] 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
[   16.049583][  T454] RSP: 002b:00007ffee9568100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.049791][  T454] RAX: ffffffffffffffda RBX: 00007ffee9568898 RCX: 00007fb26073808e
[   16.050002][  T454] RDX: 0000000000000000 RSI: 00007ffee95681b0 RDI: 0000000000000005
[   16.050214][  T454] RBP: 00007ffee9568110 R08: 0000000000000000 R09: 0000000000000000
[   16.050423][  T454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   16.050631][  T454] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee9568870
| [   16.078237][  T456] ------------[ cut here ]------------
| [   16.078399][  T456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/456
| [   16.078679][  T456] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.079257][  T456] Tainted: [W]=WARN
[   16.079383][  T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.079549][  T456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.079722][  T456] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.080188][  T456] RSP: 0018:ffa0000000657020 EFLAGS: 00010286
[   16.080352][  T456] RAX: 00000000ffffffa6 RBX: ff1100000aedfcc0 RCX: 1ff40000000cadca
[   16.080542][  T456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedfd70
[   16.080732][  T456] RBP: ff11000009c04000 R08: 1fe22000015dbfaf R09: ff1100000cc20b58
[   16.080985][  T456] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   16.081183][  T456] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.081374][  T456] FS:  00007f22d2370840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   16.081597][  T456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.081756][  T456] CR2: 00007f22d26401a0 CR3: 0000000005d37002 CR4: 0000000000771ef0
[   16.082004][  T456] PKRU: 55555554
[   16.082104][  T456] Call Trace:
[   16.082200][  T456]  <TASK>
[   16.082267][  T456]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.082451][  T456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.082548][  T456]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.082675][  T456]  __dev_notify_flags (net/core/dev.c:9787)
[   16.082803][  T456]  ? netif_change_name (net/core/dev.c:1495)
[   16.082969][  T456]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.083102][  T456]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.083227][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.083355][  T456]  ? 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))
[   16.083485][  T456]  netif_change_flags (net/core/dev.c:9820)
[   16.083613][  T456]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.083741][  T456]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.083877][  T456]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.084007][  T456]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.084167][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.084294][  T456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.084423][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.084549][  T456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.084676][  T456]  ? __kernel_text_address (kernel/extable.c:79)
[   16.084805][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.084940][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.085074][  T456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.085214][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.085347][  T456]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.085478][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.085609][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.085738][  T456]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.085876][  T456]  ? __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)
[   16.086007][  T456]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.086142][  T456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.086273][  T456]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.086405][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.086538][  T456]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.086670][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.086800][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.086938][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.087068][  T456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.087204][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.087336][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.087467][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.087596][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.087728][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.087867][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.088000][  T456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.088136][  T456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.088267][  T456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.088397][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.088529][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.088660][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.088792][  T456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.088929][  T456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.089061][  T456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.089207][  T456]  ? 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))
[   16.089338][  T456]  ? 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))
[   16.089471][  T456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.089602][  T456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.089734][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.089873][  T456]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.090006][  T456]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.090142][  T456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.090275][  T456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.090407][  T456]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.090537][  T456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.090698][  T456]  ? move_addr_to_kernel (net/socket.c:258)
[   16.090830][  T456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.090968][  T456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.091105][  T456]  ___sys_sendmsg (net/socket.c:2752)
[   16.091236][  T456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.091399][  T456]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.091542][  T456]  __sys_sendmsg (net/socket.c:2784)
[   16.091677][  T456]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.091810][  T456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.091983][  T456]  ? 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)
[   16.092118][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.092250][  T456]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.092380][  T456]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.092511][  T456]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.092644][  T456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.092808][  T456] RIP: 0033:0x7f22d25aa08e
[   16.092953][  T456] 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
[   16.093422][  T456] RSP: 002b:00007ffef277faf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.093621][  T456] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f22d25aa08e
[   16.093819][  T456] RDX: 0000000000000000 RSI: 00007ffef277fba0 RDI: 0000000000000005
[   16.094022][  T456] RBP: 00007ffef277fb00 R08: 0000000000000000 R09: 0000000000000000
[   16.094221][  T456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   16.094417][  T456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef2780260
| [   16.264803][  T475] ------------[ cut here ]------------
| [   16.264983][  T475] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/475
| [   16.265238][  T475] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.265809][  T475] Tainted: [W]=WARN
[   16.265923][  T475] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.266102][  T475] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.266283][  T475] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.266775][  T475] RSP: 0018:ffa00000008171b0 EFLAGS: 00010286
[   16.266956][  T475] RAX: 00000000ffffffa6 RBX: ff11000005edef40 RCX: 1ff4000000102dfc
[   16.267169][  T475] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edeff0
[   16.267381][  T475] RBP: ff110000089ec000 R08: 1fe2200000bdbdff R09: ff1100000cc5ae80
[   16.267588][  T475] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.267795][  T475] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   16.268008][  T475] FS:  00007f1128ae5840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   16.268255][  T475] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.268430][  T475] CR2: 00007f1128cde460 CR3: 000000000c20f005 CR4: 0000000000771ef0
[   16.268637][  T475] PKRU: 55555554
[   16.268741][  T475] Call Trace:
[   16.268846][  T475]  <TASK>
[   16.268924][  T475]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.269064][  T475]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.269174][  T475]  __dev_notify_flags (net/core/dev.c:9787)
[   16.269313][  T475]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   16.269453][  T475]  ? netif_change_name (net/core/dev.c:1495)
[   16.269595][  T475]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.269734][  T475]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.269878][  T475]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.270015][  T475]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.270160][  T475]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.270303][  T475]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.270445][  T475]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.270583][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.270723][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.270868][  T475]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.271005][  T475]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.271145][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.271288][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.271428][  T475]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.271564][  T475]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.271701][  T475]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.271839][  T475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.271981][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.272126][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.272263][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.272402][  T475]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.272539][  T475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.272676][  T475]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.272817][  T475]  ? 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))
[   16.272960][  T475]  ? 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))
[   16.273105][  T475]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.273243][  T475]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.273380][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.273519][  T475]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.273658][  T475]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.273796][  T475]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.273941][  T475]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.274084][  T475]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.274221][  T475]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.274390][  T475]  ? move_addr_to_kernel (net/socket.c:258)
[   16.274532][  T475]  ___sys_sendmsg (net/socket.c:2752)
[   16.274668][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.274806][  T475]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.274954][  T475]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   16.275097][  T475]  __sys_sendmsg (net/socket.c:2784)
[   16.275237][  T475]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.275379][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.275518][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.275657][  T475]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.275794][  T475]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.275937][  T475]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.276074][  T475]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.276250][  T475] RIP: 0033:0x7f1128d1f08e
[   16.276394][  T475] 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
[   16.276883][  T475] RSP: 002b:00007ffd762a38c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.277095][  T475] RAX: ffffffffffffffda RBX: 00007ffd762a4058 RCX: 00007f1128d1f08e
[   16.277301][  T475] RDX: 0000000000000000 RSI: 00007ffd762a3970 RDI: 0000000000000005
[   16.277505][  T475] RBP: 00007ffd762a38d0 R08: 0000000000000000 R09: 0000000000000000
[   16.277709][  T475] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   16.277918][  T475] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd762a4030
| [   16.307382][  T476] ------------[ cut here ]------------
| [   16.307585][  T476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/476
| [   16.307885][  T476] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.308536][  T476] Tainted: [W]=WARN
[   16.308685][  T476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.309162][  T476] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.309389][  T476] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.309917][  T476] RSP: 0018:ffa00000008e7020 EFLAGS: 00010286
[   16.310143][  T476] RAX: 00000000ffffffa6 RBX: ff1100000bbe30c0 RCX: 1ff400000011cdca
[   16.310392][  T476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3170
[   16.310644][  T476] RBP: ff110000089ec000 R08: 1fe220000177c62f R09: ff1100000d650b58
[   16.310905][  T476] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.311159][  T476] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.311408][  T476] FS:  00007fe4b1049840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   16.311688][  T476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.311915][  T476] CR2: 000000001377c988 CR3: 000000000276e001 CR4: 0000000000771ef0
[   16.312175][  T476] PKRU: 55555554
[   16.312327][  T476] Call Trace:
[   16.312474][  T476]  <TASK>
[   16.312593][  T476]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.312778][  T476]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.312943][  T476]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.313133][  T476]  __dev_notify_flags (net/core/dev.c:9787)
[   16.313324][  T476]  ? netif_change_name (net/core/dev.c:1495)
[   16.313509][  T476]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.313691][  T476]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.313887][  T476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.314072][  T476]  ? 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))
[   16.314266][  T476]  netif_change_flags (net/core/dev.c:9820)
[   16.314450][  T476]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.314635][  T476]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.314822][  T476]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.315016][  T476]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.315244][  T476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.315435][  T476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.315616][  T476]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.315800][  T476]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.315999][  T476]  ? __kernel_text_address (kernel/extable.c:79)
[   16.316191][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.316376][  T476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.316558][  T476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.316741][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.316937][  T476]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.317124][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.317305][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.317489][  T476]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.317671][  T476]  ? __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)
[   16.317853][  T476]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.318049][  T476]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.318239][  T476]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.318425][  T476]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.318612][  T476]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.318797][  T476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.318993][  T476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.319191][  T476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.319374][  T476]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.319560][  T476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.319750][  T476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.319946][  T476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.320137][  T476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.320355][  T476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.320543][  T476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.320728][  T476]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.320925][  T476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.321116][  T476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.321301][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.321487][  T476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.321669][  T476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.321856][  T476]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.322056][  T476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.322251][  T476]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.322437][  T476]  ? 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))
[   16.322620][  T476]  ? 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))
[   16.322808][  T476]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.323011][  T476]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.323208][  T476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.323399][  T476]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.323587][  T476]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.323771][  T476]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.323972][  T476]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.324162][  T476]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.324347][  T476]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.324566][  T476]  ? move_addr_to_kernel (net/socket.c:258)
[   16.324751][  T476]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.324947][  T476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.325141][  T476]  ___sys_sendmsg (net/socket.c:2752)
[   16.325326][  T476]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.325543][  T476]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.325738][  T476]  __sys_sendmsg (net/socket.c:2784)
[   16.325936][  T476]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.326124][  T476]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.326345][  T476]  ? 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)
[   16.326531][  T476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.326716][  T476]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.326913][  T476]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.327102][  T476]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.327287][  T476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.327504][  T476] RIP: 0033:0x7fe4b128308e
[   16.327722][  T476] 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
[   16.328267][  T476] RSP: 002b:00007ffc89e03f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.328523][  T476] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe4b128308e
[   16.328771][  T476] RDX: 0000000000000000 RSI: 00007ffc89e04030 RDI: 0000000000000005
[   16.329033][  T476] RBP: 00007ffc89e03f90 R08: 0000000000000000 R09: 0000000000000000
[   16.329290][  T476] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   16.329538][  T476] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc89e046f0
| [   16.510590][  T499] ------------[ cut here ]------------
| [   16.510772][  T499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/499
| [   16.511031][  T499] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.511612][  T499] Tainted: [W]=WARN
[   16.511719][  T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.511902][  T499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.512091][  T499] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.512585][  T499] RSP: 0018:ffa0000000a671b0 EFLAGS: 00010286
[   16.512764][  T499] RAX: 00000000ffffffa6 RBX: ff11000001f2f0c0 RCX: 1ff400000014cdfc
[   16.512981][  T499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2f170
[   16.513199][  T499] RBP: ff11000008219000 R08: 1fe22000003e5e2f R09: ff1100000f00d180
[   16.513408][  T499] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.513620][  T499] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   16.513833][  T499] FS:  00007f971db37840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   16.514089][  T499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.514269][  T499] CR2: 00007f971deac040 CR3: 000000000cba5003 CR4: 0000000000771ef0
[   16.514480][  T499] PKRU: 55555554
[   16.514586][  T499] Call Trace:
[   16.514693][  T499]  <TASK>
[   16.514767][  T499]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.514913][  T499]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.515021][  T499]  __dev_notify_flags (net/core/dev.c:9787)
[   16.515166][  T499]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   16.515309][  T499]  ? netif_change_name (net/core/dev.c:1495)
[   16.515454][  T499]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.515595][  T499]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.515736][  T499]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.515879][  T499]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.516020][  T499]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.516169][  T499]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.516313][  T499]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.516454][  T499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.516597][  T499]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.516739][  T499]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.516881][  T499]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.517021][  T499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.517170][  T499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.517312][  T499]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.517453][  T499]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.517594][  T499]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.517734][  T499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.517877][  T499]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.518018][  T499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.518163][  T499]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.518303][  T499]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.518442][  T499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.518582][  T499]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.518724][  T499]  ? 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))
[   16.518867][  T499]  ? 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))
[   16.519008][  T499]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.519152][  T499]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.519293][  T499]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.519436][  T499]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.519577][  T499]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.519721][  T499]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.519870][  T499]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.520015][  T499]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.520160][  T499]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.520333][  T499]  ? move_addr_to_kernel (net/socket.c:258)
[   16.520481][  T499]  ___sys_sendmsg (net/socket.c:2752)
[   16.520623][  T499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.520763][  T499]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.520918][  T499]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   16.521061][  T499]  __sys_sendmsg (net/socket.c:2784)
[   16.521206][  T499]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.521352][  T499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.521494][  T499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.521636][  T499]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.521778][  T499]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.521925][  T499]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.522068][  T499]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.522248][  T499] RIP: 0033:0x7f971dd7108e
[   16.522397][  T499] 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
[   16.522900][  T499] RSP: 002b:00007ffdd5c9f9f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.523116][  T499] RAX: ffffffffffffffda RBX: 00007ffdd5ca0188 RCX: 00007f971dd7108e
[   16.523326][  T499] RDX: 0000000000000000 RSI: 00007ffdd5c9faa0 RDI: 0000000000000005
[   16.523536][  T499] RBP: 00007ffdd5c9fa00 R08: 0000000000000000 R09: 0000000000000000
[   16.523746][  T499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   16.523960][  T499] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd5ca0160
| [   16.552991][  T500] ------------[ cut here ]------------
| [   16.553158][  T500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/500
| [   16.553401][  T500] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.554227][  T500] Tainted: [W]=WARN
[   16.554333][  T500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.554505][  T500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.554684][  T500] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.555181][  T500] RSP: 0018:ffa0000000a77020 EFLAGS: 00010286
[   16.555355][  T500] RAX: 00000000ffffffa6 RBX: ff11000009b1d840 RCX: 1ff400000014edca
[   16.555563][  T500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d8f0
[   16.555770][  T500] RBP: ff11000008219000 R08: 1fe2200001363b1f R09: ff1100000ccd5158
[   16.555980][  T500] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   16.556195][  T500] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.556402][  T500] FS:  00007fd545fb6840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   16.556641][  T500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.556812][  T500] CR2: 0000000009729988 CR3: 0000000012bc8005 CR4: 0000000000771ef0
[   16.557026][  T500] PKRU: 55555554
[   16.557134][  T500] Call Trace:
[   16.557237][  T500]  <TASK>
[   16.557311][  T500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.557452][  T500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.557556][  T500]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.557695][  T500]  __dev_notify_flags (net/core/dev.c:9787)
[   16.557839][  T500]  ? netif_change_name (net/core/dev.c:1495)
[   16.557980][  T500]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.558123][  T500]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.558258][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.558398][  T500]  ? 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))
[   16.558539][  T500]  netif_change_flags (net/core/dev.c:9820)
[   16.558679][  T500]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.558815][  T500]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.558961][  T500]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.559105][  T500]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.559277][  T500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.559414][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.559551][  T500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.559687][  T500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.559825][  T500]  ? __kernel_text_address (kernel/extable.c:79)
[   16.559971][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.560115][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.560253][  T500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.560392][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.560530][  T500]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.560669][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.560806][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.560947][  T500]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.561091][  T500]  ? __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)
[   16.561229][  T500]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.561370][  T500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.561509][  T500]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.561647][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.561785][  T500]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.561929][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.562065][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.562205][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.562342][  T500]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.562478][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.562619][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.562755][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.562898][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.563035][  T500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.563181][  T500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.563321][  T500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.563461][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.563599][  T500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.563736][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.563885][  T500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.564023][  T500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.564167][  T500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.564308][  T500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.564446][  T500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.564588][  T500]  ? 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))
[   16.564726][  T500]  ? 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))
[   16.564871][  T500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.565011][  T500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.565154][  T500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.565294][  T500]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.565434][  T500]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.565572][  T500]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.565714][  T500]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.565852][  T500]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.565993][  T500]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.566167][  T500]  ? move_addr_to_kernel (net/socket.c:258)
[   16.566307][  T500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.566445][  T500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.566585][  T500]  ___sys_sendmsg (net/socket.c:2752)
[   16.566723][  T500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.566901][  T500]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.567052][  T500]  __sys_sendmsg (net/socket.c:2784)
[   16.567192][  T500]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.567330][  T500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.567504][  T500]  ? 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)
[   16.567642][  T500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.567781][  T500]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.567924][  T500]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.568059][  T500]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.568202][  T500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.568375][  T500] RIP: 0033:0x7fd5461f008e
[   16.568520][  T500] 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
[   16.569015][  T500] RSP: 002b:00007fffa2b67e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.569224][  T500] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd5461f008e
[   16.569436][  T500] RDX: 0000000000000000 RSI: 00007fffa2b67f10 RDI: 0000000000000005
[   16.569646][  T500] RBP: 00007fffa2b67e70 R08: 0000000000000000 R09: 0000000000000000
[   16.569858][  T500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb35
[   16.570071][  T500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa2b685d0
| [   16.791920][  T527] ------------[ cut here ]------------
| [   16.792111][  T527] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/527
| [   16.792355][  T527] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.792969][  T527] Tainted: [W]=WARN
[   16.793071][  T527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.793243][  T527] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.793419][  T527] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.793897][  T527] RSP: 0018:ffa0000000c171b0 EFLAGS: 00010286
[   16.794066][  T527] RAX: 00000000ffffffa6 RBX: ff1100000b1427c0 RCX: 1ff4000000182dfc
[   16.794274][  T527] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b142870
[   16.794499][  T527] RBP: ff11000009d8c000 R08: 1fe220000162850f R09: ff11000009585180
[   16.794701][  T527] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.794910][  T527] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   16.795120][  T527] FS:  00007f919b9a1840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   16.795360][  T527] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.795531][  T527] CR2: 00007f4f5d774f98 CR3: 00000000101f5006 CR4: 0000000000771ef0
[   16.795734][  T527] PKRU: 55555554
[   16.795837][  T527] Call Trace:
[   16.795944][  T527]  <TASK>
[   16.796015][  T527]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.796156][  T527]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.796272][  T527]  __dev_notify_flags (net/core/dev.c:9787)
[   16.796412][  T527]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   16.796548][  T527]  ? netif_change_name (net/core/dev.c:1495)
[   16.796691][  T527]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   16.796828][  T527]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   16.796969][  T527]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   16.797106][  T527]  ? __dev_get_by_name (net/core/dev.c:883)
[   16.797241][  T527]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   16.797381][  T527]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   16.797518][  T527]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.797652][  T527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.797787][  T527]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.797926][  T527]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.798058][  T527]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.798199][  T527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.798340][  T527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.798474][  T527]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.798611][  T527]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.798750][  T527]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.798898][  T527]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.799031][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.799175][  T527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.799324][  T527]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.799460][  T527]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.799596][  T527]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.799748][  T527]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.799893][  T527]  ? 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))
[   16.800026][  T527]  ? 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))
[   16.800170][  T527]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.800310][  T527]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.800444][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.800579][  T527]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.800719][  T527]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.800856][  T527]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.801007][  T527]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.801144][  T527]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.801277][  T527]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.801469][  T527]  ? move_addr_to_kernel (net/socket.c:258)
[   16.801612][  T527]  ___sys_sendmsg (net/socket.c:2752)
[   16.801777][  T527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.801917][  T527]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.802060][  T527]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   16.802200][  T527]  __sys_sendmsg (net/socket.c:2784)
[   16.802334][  T527]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.802470][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.802605][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.802739][  T527]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.802877][  T527]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.803012][  T527]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.803149][  T527]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.803315][  T527] RIP: 0033:0x7f919bbdb08e
[   16.803456][  T527] 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
[   16.803960][  T527] RSP: 002b:00007ffc801d3330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.804167][  T527] RAX: ffffffffffffffda RBX: 00007ffc801d3ac8 RCX: 00007f919bbdb08e
[   16.804372][  T527] RDX: 0000000000000000 RSI: 00007ffc801d33e0 RDI: 0000000000000005
[   16.804577][  T527] RBP: 00007ffc801d3340 R08: 0000000000000000 R09: 0000000000000000
[   16.804778][  T527] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb36
[   16.805000][  T527] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc801d3aa0
| [   16.829482][  T528] ------------[ cut here ]------------
| [   16.829698][  T528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/528
| [   16.830393][  T528] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   16.831109][  T528] Tainted: [W]=WARN
[   16.831275][  T528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.831489][  T528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.831707][  T528] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.832248][  T528] RSP: 0018:ffa0000000c27020 EFLAGS: 00010286
[   16.832469][  T528] RAX: 00000000ffffffa6 RBX: ff1100000d5719c0 RCX: 1ff4000000184dca
[   16.832711][  T528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571a70
[   16.832963][  T528] RBP: ff11000009d8c000 R08: 1fe2200001aae34f R09: ff11000009580b58
[   16.833249][  T528] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   16.833497][  T528] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   16.833760][  T528] FS:  00007fc204583840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   16.834071][  T528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.834315][  T528] CR2: 000000000cd23988 CR3: 000000000e827005 CR4: 0000000000771ef0
[   16.834567][  T528] PKRU: 55555554
[   16.834714][  T528] Call Trace:
[   16.834875][  T528]  <TASK>
[   16.834991][  T528]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.835182][  T528]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.835335][  T528]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   16.835546][  T528]  __dev_notify_flags (net/core/dev.c:9787)
[   16.835738][  T528]  ? netif_change_name (net/core/dev.c:1495)
[   16.835933][  T528]  ? __dev_change_flags (net/core/dev.c:9752)
[   16.836121][  T528]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.836330][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.836514][  T528]  ? 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))
[   16.836697][  T528]  netif_change_flags (net/core/dev.c:9820)
[   16.836890][  T528]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.837071][  T528]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   16.837265][  T528]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   16.837445][  T528]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   16.837660][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.837846][  T528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.838051][  T528]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.838237][  T528]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.838422][  T528]  ? __kernel_text_address (kernel/extable.c:79)
[   16.838604][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.838881][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.839063][  T528]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.839268][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.839465][  T528]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.839658][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.839854][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.840046][  T528]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   16.840235][  T528]  ? __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)
[   16.840416][  T528]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   16.840595][  T528]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   16.840775][  T528]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   16.840995][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   16.841188][  T528]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   16.841374][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.841553][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.841736][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.841927][  T528]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   16.842115][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.842304][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.842482][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.842664][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.842842][  T528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.843038][  T528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   16.843275][  T528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   16.843467][  T528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.843647][  T528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.843825][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.844037][  T528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.844231][  T528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   16.844414][  T528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   16.844594][  T528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.844791][  T528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.844996][  T528]  ? 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))
[   16.845182][  T528]  ? 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))
[   16.845364][  T528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.845547][  T528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.845727][  T528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   16.845930][  T528]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   16.846116][  T528]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   16.846295][  T528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   16.846480][  T528]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   16.846659][  T528]  ? copy_msghdr_from_user (net/socket.c:2635)
[   16.846839][  T528]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   16.847066][  T528]  ? move_addr_to_kernel (net/socket.c:258)
[   16.847286][  T528]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.847466][  T528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   16.847647][  T528]  ___sys_sendmsg (net/socket.c:2752)
[   16.847826][  T528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   16.848045][  T528]  ? copy_msghdr_from_user (net/socket.c:2603)
[   16.848241][  T528]  __sys_sendmsg (net/socket.c:2784)
[   16.848423][  T528]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   16.848600][  T528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   16.848816][  T528]  ? 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)
[   16.849027][  T528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.849225][  T528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   16.849455][  T528]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   16.849639][  T528]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   16.849821][  T528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.850044][  T528] RIP: 0033:0x7fc2047bd08e
[   16.850235][  T528] 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
[   16.850762][  T528] RSP: 002b:00007ffe960421f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.851021][  T528] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc2047bd08e
[   16.851292][  T528] RDX: 0000000000000000 RSI: 00007ffe960422a0 RDI: 0000000000000005
[   16.851545][  T528] RBP: 00007ffe96042200 R08: 0000000000000000 R09: 0000000000000000
[   16.851787][  T528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb36
[   16.852042][  T528] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe96042960
| [   17.075577][  T554] ------------[ cut here ]------------
| [   17.075754][  T554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/554
| [   17.076009][  T554] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.076567][  T554] Tainted: [W]=WARN
[   17.076671][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.076843][  T554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.077025][  T554] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.077511][  T554] RSP: 0018:ffa0000000d071b0 EFLAGS: 00010286
[   17.077685][  T554] RAX: 00000000ffffffa6 RBX: ff11000001f2ef40 RCX: 1ff40000001a0dfc
[   17.077894][  T554] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2eff0
[   17.078100][  T554] RBP: ff1100000cb7c000 R08: 1fe22000003e5dff R09: ff1100000b33ae80
[   17.078301][  T554] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   17.078501][  T554] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   17.078703][  T554] FS:  00007fee0509f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   17.078945][  T554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.079118][  T554] CR2: 00007fee05298460 CR3: 000000001190f002 CR4: 0000000000771ef0
[   17.079323][  T554] PKRU: 55555554
[   17.079425][  T554] Call Trace:
[   17.079528][  T554]  <TASK>
[   17.079599][  T554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.079736][  T554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.079841][  T554]  __dev_notify_flags (net/core/dev.c:9787)
[   17.079981][  T554]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   17.080125][  T554]  ? netif_change_name (net/core/dev.c:1495)
[   17.080268][  T554]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   17.080404][  T554]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   17.080539][  T554]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   17.080673][  T554]  ? __dev_get_by_name (net/core/dev.c:883)
[   17.080808][  T554]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   17.080951][  T554]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   17.081096][  T554]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.081231][  T554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.081367][  T554]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.081504][  T554]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.081637][  T554]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.081770][  T554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.081917][  T554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.082052][  T554]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.082192][  T554]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.082327][  T554]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.082463][  T554]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.082596][  T554]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.082731][  T554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.082868][  T554]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.083003][  T554]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.083142][  T554]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.083278][  T554]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.083417][  T554]  ? 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))
[   17.083552][  T554]  ? 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))
[   17.083688][  T554]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.083824][  T554]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.083965][  T554]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.084105][  T554]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.084241][  T554]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.084375][  T554]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.084512][  T554]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.084648][  T554]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.084785][  T554]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.084957][  T554]  ? move_addr_to_kernel (net/socket.c:258)
[   17.085098][  T554]  ___sys_sendmsg (net/socket.c:2752)
[   17.085232][  T554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.085367][  T554]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.085512][  T554]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   17.085649][  T554]  __sys_sendmsg (net/socket.c:2784)
[   17.085784][  T554]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.085928][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.086062][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.086202][  T554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.086336][  T554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.086471][  T554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.086606][  T554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.086771][  T554] RIP: 0033:0x7fee052d908e
[   17.086915][  T554] 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
[   17.087398][  T554] RSP: 002b:00007ffc4df1c510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.087601][  T554] RAX: ffffffffffffffda RBX: 00007ffc4df1cca8 RCX: 00007fee052d908e
[   17.087800][  T554] RDX: 0000000000000000 RSI: 00007ffc4df1c5c0 RDI: 0000000000000005
[   17.088009][  T554] RBP: 00007ffc4df1c520 R08: 0000000000000000 R09: 0000000000000000
[   17.088214][  T554] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb36
[   17.088412][  T554] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4df1cc80
| [   17.118012][  T555] ------------[ cut here ]------------
| [   17.118170][  T555] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/555
| [   17.118406][  T555] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.118954][  T555] Tainted: [W]=WARN
[   17.119054][  T555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.119223][  T555] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.119394][  T555] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.119860][  T555] RSP: 0018:ffa0000000d27020 EFLAGS: 00010286
[   17.120031][  T555] RAX: 00000000ffffffa6 RBX: ff1100000b2ebb40 RCX: 1ff40000001a4dca
[   17.120232][  T555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebbf0
[   17.120428][  T555] RBP: ff1100000cb7c000 R08: 1fe220000165d77f R09: ff1100000b33d158
[   17.120625][  T555] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   17.120823][  T555] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   17.121027][  T555] FS:  00007f8b36a3a840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   17.121261][  T555] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.121429][  T555] CR2: 0000000011305988 CR3: 000000001233d005 CR4: 0000000000771ef0
[   17.121629][  T555] PKRU: 55555554
[   17.121729][  T555] Call Trace:
[   17.121829][  T555]  <TASK>
[   17.121904][  T555]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.122040][  T555]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.122146][  T555]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   17.122280][  T555]  __dev_notify_flags (net/core/dev.c:9787)
[   17.122413][  T555]  ? netif_change_name (net/core/dev.c:1495)
[   17.122546][  T555]  ? __dev_change_flags (net/core/dev.c:9752)
[   17.122678][  T555]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   17.122809][  T555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.122945][  T555]  ? 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))
[   17.123084][  T555]  netif_change_flags (net/core/dev.c:9820)
[   17.123218][  T555]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   17.123351][  T555]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   17.123488][  T555]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   17.123620][  T555]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   17.123786][  T555]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.123927][  T555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.124059][  T555]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.124197][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.124332][  T555]  ? __kernel_text_address (kernel/extable.c:79)
[   17.124467][  T555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.124605][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.124740][  T555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.124882][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.125014][  T555]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.125150][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.125282][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.125416][  T555]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   17.125555][  T555]  ? __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)
[   17.125687][  T555]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   17.125819][  T555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   17.125960][  T555]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   17.126098][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   17.126236][  T555]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   17.126373][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.126505][  T555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.126637][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.126768][  T555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.126907][  T555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.127042][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.127177][  T555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.127308][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.127442][  T555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.127577][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   17.127710][  T555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.127842][  T555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.127978][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.128118][  T555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.128253][  T555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.128384][  T555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.128517][  T555]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.128649][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.128783][  T555]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.128922][  T555]  ? 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))
[   17.129054][  T555]  ? 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))
[   17.129193][  T555]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.129324][  T555]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.129455][  T555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.129588][  T555]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.129722][  T555]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.129856][  T555]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.129998][  T555]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.130136][  T555]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.130270][  T555]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.130434][  T555]  ? move_addr_to_kernel (net/socket.c:258)
[   17.130568][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.130701][  T555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.130836][  T555]  ___sys_sendmsg (net/socket.c:2752)
[   17.130991][  T555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.131167][  T555]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.131312][  T555]  __sys_sendmsg (net/socket.c:2784)
[   17.131445][  T555]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.131575][  T555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.131768][  T555]  ? 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)
[   17.131907][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.132039][  T555]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.132176][  T555]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.132309][  T555]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.132442][  T555]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.132606][  T555] RIP: 0033:0x7f8b36c7408e
[   17.132746][  T555] 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
[   17.133222][  T555] RSP: 002b:00007ffd1aca5d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.133421][  T555] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b36c7408e
[   17.133621][  T555] RDX: 0000000000000000 RSI: 00007ffd1aca5de0 RDI: 0000000000000005
[   17.133819][  T555] RBP: 00007ffd1aca5d40 R08: 0000000000000000 R09: 0000000000000000
[   17.134021][  T555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb36
[   17.134223][  T555] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd1aca64a0
| [   17.374468][  T585] ------------[ cut here ]------------
| [   17.374694][  T585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/585
| [   17.375399][  T585] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.376199][  T585] Tainted: [W]=WARN
[   17.376407][  T585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.376687][  T585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.376973][  T585] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.377519][  T585] RSP: 0018:ffa0000000e56fe0 EFLAGS: 00010286
[   17.377739][  T585] RAX: 00000000ffffffa6 RBX: ff1100000aedfcc0 RCX: 1ff40000001cadc2
[   17.378001][  T585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedfd70
[   17.378259][  T585] RBP: ff11000011982000 R08: 1fe22000015dbfaf R09: ff1100000f6dd158
[   17.378508][  T585] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   17.378759][  T585] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   17.379039][  T585] FS:  00007f48868d1840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   17.379329][  T585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.379549][  T585] CR2: 00007f4886ba11a0 CR3: 0000000012217004 CR4: 0000000000771ef0
[   17.379801][  T585] PKRU: 55555554
[   17.379962][  T585] Call Trace:
[   17.380119][  T585]  <TASK>
[   17.380239][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.380428][  T585]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.380618][  T585]  notifier_call_chain (kernel/notifier.c:85)
[   17.380808][  T585]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   17.381009][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.381205][  T585]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   17.381430][  T585]  ? 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)
[   17.381616][  T585]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.381800][  T585]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   17.381997][  T585]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   17.382222][  T585]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   17.382410][  T585] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.382600][  T585]  ? write_profile (kernel/profile.c:194)
[   17.382784][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.382981][  T585]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   17.383212][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.383401][  T585]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   17.383586][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.383771][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.383969][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.384159][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.384341][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.384544][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.384727][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.384924][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.385114][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.385299][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.385485][  T585]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.385671][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.385854][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.386053][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.386248][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.386436][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.386623][  T585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.386807][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.387006][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.387196][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.387396][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.387579][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.387766][  T585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.387967][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.388160][  T585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.388351][  T585]  ? 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))
[   17.388534][  T585]  ? 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))
[   17.388721][  T585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.388917][  T585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.389107][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.389294][  T585]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.389481][  T585]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.389667][  T585]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.389855][  T585]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.390053][  T585]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.390245][  T585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.390463][  T585]  ? move_addr_to_kernel (net/socket.c:258)
[   17.390649][  T585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.390834][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.391034][  T585]  ___sys_sendmsg (net/socket.c:2752)
[   17.391226][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.391446][  T585]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.391644][  T585]  __sys_sendmsg (net/socket.c:2784)
[   17.391830][  T585]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.392023][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.392255][  T585]  ? 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)
[   17.392444][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.392631][  T585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.392814][  T585]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.393013][  T585]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.393210][  T585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.393431][  T585] RIP: 0033:0x7f4886b0b08e
[   17.393620][  T585] 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
[   17.394173][  T585] RSP: 002b:00007ffd03c38010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.394425][  T585] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4886b0b08e
[   17.394676][  T585] RDX: 0000000000000000 RSI: 00007ffd03c380c0 RDI: 0000000000000005
[   17.394939][  T585] RBP: 00007ffd03c38020 R08: 0000000000000000 R09: 0000000000000000
[   17.395195][  T585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb36
[   17.395446][  T585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd03c38780
| [   17.397663][  T585] ------------[ cut here ]------------
| [   17.397811][  T585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/585
| [   17.398051][  T585] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.398596][  T585] Tainted: [W]=WARN
[   17.398698][  T585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.398868][  T585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.399039][  T585] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.399513][  T585] RSP: 0018:ffa0000000e57060 EFLAGS: 00010286
[   17.399679][  T585] RAX: 00000000ffffffa6 RBX: ff1100000aedf0c0 RCX: 1ff40000001cadd2
[   17.399922][  T585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedf170
[   17.400121][  T585] RBP: ff110000119ca000 R08: 1fe22000015dbe2f R09: ff1100000f6dd158
[   17.400317][  T585] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   17.400514][  T585] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000e57100
[   17.400711][  T585] FS:  00007f48868d1840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   17.400952][  T585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.401123][  T585] CR2: 00007f4f5d774f98 CR3: 0000000012217001 CR4: 0000000000771ef0
[   17.401321][  T585] PKRU: 55555554
[   17.401420][  T585] Call Trace:
[   17.401520][  T585]  <TASK>
[   17.401588][  T585]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.401722][  T585]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.401822][  T585]  netif_close_many (net/core/dev.c:1804)
[   17.401961][  T585]  ? 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)
[   17.402096][  T585]  ? __dev_close_many (net/core/dev.c:1781)
[   17.402230][  T585]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   17.402398][  T585]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.402562][  T585]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.402698][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.402830][  T585]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.403002][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.403140][  T585]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.403273][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.403406][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.403536][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.403666][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.403795][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.403951][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.404091][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.404225][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.404357][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.404489][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.404621][  T585]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.404754][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.404890][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.405020][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.405155][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.405287][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.405419][  T585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.405551][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.405683][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.405813][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.405953][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.406087][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.406219][  T585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.406349][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.406482][  T585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.406617][  T585]  ? 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))
[   17.406748][  T585]  ? 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))
[   17.406888][  T585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.407020][  T585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.407155][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.407289][  T585]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.407423][  T585]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.407555][  T585]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.407688][  T585]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.407819][  T585]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.407956][  T585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.408122][  T585]  ? move_addr_to_kernel (net/socket.c:258)
[   17.408252][  T585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.408384][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.408516][  T585]  ___sys_sendmsg (net/socket.c:2752)
[   17.408648][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.408810][  T585]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.408957][  T585]  __sys_sendmsg (net/socket.c:2784)
[   17.409093][  T585]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.409224][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.409392][  T585]  ? 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)
[   17.409524][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.409655][  T585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.409787][  T585]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.409922][  T585]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.410054][  T585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.410221][  T585] RIP: 0033:0x7f4886b0b08e
[   17.410358][  T585] 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
[   17.410821][  T585] RSP: 002b:00007ffd03c38010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.411022][  T585] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4886b0b08e
[   17.411221][  T585] RDX: 0000000000000000 RSI: 00007ffd03c380c0 RDI: 0000000000000005
[   17.411416][  T585] RBP: 00007ffd03c38020 R08: 0000000000000000 R09: 0000000000000000
[   17.411609][  T585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb36
[   17.411803][  T585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd03c38780
| [   17.414685][  T585] ------------[ cut here ]------------
| [   17.414822][  T585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/585
| [   17.415052][  T585] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.415569][  T585] Tainted: [W]=WARN
[   17.415665][  T585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.415824][  T585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.415996][  T585] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.416449][  T585] RSP: 0018:ffa0000000e57190 EFLAGS: 00010286
[   17.416611][  T585] RAX: 00000000ffffffa6 RBX: ff1100000aede1c0 RCX: 1ff40000001cadf8
[   17.416798][  T585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede270
[   17.417001][  T585] RBP: ff110000119ca000 R08: 1fe22000015dbc4f R09: ff1100000f6dd158
[   17.417196][  T585] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   17.417385][  T585] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.417576][  T585] FS:  00007f48868d1840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   17.417802][  T585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.418052][  T585] CR2: 00007f4f5d774f98 CR3: 0000000012217001 CR4: 0000000000771ef0
[   17.418249][  T585] PKRU: 55555554
[   17.418345][  T585] Call Trace:
[   17.418520][  T585]  <TASK>
[   17.418587][  T585]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.418748][  T585]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.418911][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.419122][  T585]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.419252][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.419379][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.419508][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.419635][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.419762][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.419915][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.420042][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.420252][  T585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.420378][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.420504][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.420632][  T585]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.420762][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.420894][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.421022][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.421154][  T585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.421282][  T585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.421411][  T585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.421539][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.421665][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.421793][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.421929][  T585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.422055][  T585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.422187][  T585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.422390][  T585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.422518][  T585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.422647][  T585]  ? 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))
[   17.422773][  T585]  ? 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))
[   17.422908][  T585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.423036][  T585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.423168][  T585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.423296][  T585]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.423423][  T585]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.423550][  T585]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.423678][  T585]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.423804][  T585]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.424014][  T585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.424175][  T585]  ? move_addr_to_kernel (net/socket.c:258)
[   17.424304][  T585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.424431][  T585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.424560][  T585]  ___sys_sendmsg (net/socket.c:2752)
[   17.424686][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.424844][  T585]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.424988][  T585]  __sys_sendmsg (net/socket.c:2784)
[   17.425120][  T585]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.425246][  T585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.425407][  T585]  ? 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)
[   17.425534][  T585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.425741][  T585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.425871][  T585]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.425998][  T585]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.426130][  T585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.426287][  T585] RIP: 0033:0x7f4886b0b08e
[   17.426420][  T585] 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
[   17.426872][  T585] RSP: 002b:00007ffd03c38010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.427064][  T585] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4886b0b08e
[   17.427338][  T585] RDX: 0000000000000000 RSI: 00007ffd03c380c0 RDI: 0000000000000005
[   17.427526][  T585] RBP: 00007ffd03c38020 R08: 0000000000000000 R09: 0000000000000000
[   17.427715][  T585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb36
[   17.427909][  T585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd03c38780
| [   17.689757][  T613] ------------[ cut here ]------------
| [   17.689944][  T613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/613
| [   17.690186][  T613] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.690736][  T613] Tainted: [W]=WARN
[   17.690847][  T613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.691027][  T613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.691205][  T613] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.691678][  T613] RSP: 0018:ffa0000000a26fe0 EFLAGS: 00010286
[   17.691848][  T613] RAX: 00000000ffffffa6 RBX: ff11000005dc0340 RCX: 1ff4000000144dc2
[   17.692051][  T613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc03f0
[   17.692253][  T613] RBP: ff11000011982000 R08: 1fe2200000bb807f R09: ff1100000c195158
[   17.692450][  T613] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   17.692649][  T613] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   17.692848][  T613] FS:  00007fbf89ccf840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   17.693096][  T613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.693263][  T613] CR2: 000000001ba08988 CR3: 000000001019e004 CR4: 0000000000771ef0
[   17.693464][  T613] PKRU: 55555554
[   17.693564][  T613] Call Trace:
[   17.693665][  T613]  <TASK>
[   17.693735][  T613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.693877][  T613]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   17.694011][  T613]  notifier_call_chain (kernel/notifier.c:85)
[   17.694154][  T613]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   17.694286][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.694418][  T613]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   17.694588][  T613]  ? 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)
[   17.694721][  T613]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.694855][  T613]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   17.694995][  T613]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   17.695161][  T613]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   17.695295][  T613] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.695434][  T613]  ? write_profile (kernel/profile.c:194)
[   17.695568][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.695701][  T613]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   17.695877][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.696013][  T613]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   17.696151][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.696286][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.696420][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.696555][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.696688][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.696841][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.697060][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.697196][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.697330][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.697463][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.697595][  T613]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.697731][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.697956][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.698151][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.698284][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.698421][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.698555][  T613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.698687][  T613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.698820][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.699010][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.699153][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.699288][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.699425][  T613]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.699562][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.699698][  T613]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.699834][  T613]  ? 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))
[   17.700025][  T613]  ? 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))
[   17.700166][  T613]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.700300][  T613]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.700438][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.700574][  T613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.700707][  T613]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.700844][  T613]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.701040][  T613]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.701178][  T613]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.701313][  T613]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.701477][  T613]  ? move_addr_to_kernel (net/socket.c:258)
[   17.701611][  T613]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.701745][  T613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.701942][  T613]  ___sys_sendmsg (net/socket.c:2752)
[   17.702075][  T613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.702245][  T613]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.702391][  T613]  __sys_sendmsg (net/socket.c:2784)
[   17.702524][  T613]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.702657][  T613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.702828][  T613]  ? 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)
[   17.703017][  T613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.703154][  T613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.703287][  T613]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.703420][  T613]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.703555][  T613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.703722][  T613] RIP: 0033:0x7fbf89f0908e
[   17.703949][  T613] 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
[   17.704452][  T613] RSP: 002b:00007ffefb29bff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.704660][  T613] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbf89f0908e
[   17.704958][  T613] RDX: 0000000000000000 RSI: 00007ffefb29c0a0 RDI: 0000000000000005
[   17.705172][  T613] RBP: 00007ffefb29c000 R08: 0000000000000000 R09: 0000000000000000
[   17.705379][  T613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   17.705586][  T613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefb29c760
| [   17.707489][  T613] ------------[ cut here ]------------
| [   17.707638][  T613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/613
| [   17.707880][  T613] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.708427][  T613] Tainted: [W]=WARN
[   17.708529][  T613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.708696][  T613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.708974][  T613] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.709451][  T613] RSP: 0018:ffa0000000a27060 EFLAGS: 00010286
[   17.709619][  T613] RAX: 00000000ffffffa6 RBX: ff11000005dc1e40 RCX: 1ff4000000144dd2
[   17.709818][  T613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1ef0
[   17.710022][  T613] RBP: ff1100000c2ca000 R08: 1fe2200000bb83df R09: ff1100000c195158
[   17.710223][  T613] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   17.710419][  T613] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000a27100
[   17.710618][  T613] FS:  00007fbf89ccf840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   17.710851][  T613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.711025][  T613] CR2: 00007f4f5d5cb580 CR3: 000000001019e005 CR4: 0000000000771ef0
[   17.711228][  T613] PKRU: 55555554
[   17.711327][  T613] Call Trace:
[   17.711426][  T613]  <TASK>
[   17.711494][  T613]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.711628][  T613]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.711732][  T613]  netif_close_many (net/core/dev.c:1804)
[   17.711871][  T613]  ? 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)
[   17.712004][  T613]  ? __dev_close_many (net/core/dev.c:1781)
[   17.712140][  T613]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   17.712304][  T613]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.712469][  T613]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   17.712604][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.712740][  T613]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.712912][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.713048][  T613]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.713185][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.713317][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.713450][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.713581][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.713712][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.713869][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.714000][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.714138][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.714270][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.714403][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.714534][  T613]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.714669][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.714803][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.714941][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.715074][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.715212][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.715344][  T613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.715477][  T613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.715608][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.715740][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.715878][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.716009][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.716146][  T613]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.716277][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.716410][  T613]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.716546][  T613]  ? 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))
[   17.716677][  T613]  ? 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))
[   17.716813][  T613]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.716953][  T613]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.717090][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.717224][  T613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.717358][  T613]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.717493][  T613]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.717627][  T613]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.717763][  T613]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.717905][  T613]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.718071][  T613]  ? move_addr_to_kernel (net/socket.c:258)
[   17.718209][  T613]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.718343][  T613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.718479][  T613]  ___sys_sendmsg (net/socket.c:2752)
[   17.718609][  T613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.718773][  T613]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.718921][  T613]  __sys_sendmsg (net/socket.c:2784)
[   17.719052][  T613]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.719188][  T613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.719356][  T613]  ? 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)
[   17.719488][  T613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.719620][  T613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.719752][  T613]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.719891][  T613]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.720025][  T613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.720193][  T613] RIP: 0033:0x7fbf89f0908e
[   17.720334][  T613] 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
[   17.720801][  T613] RSP: 002b:00007ffefb29bff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.721005][  T613] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbf89f0908e
[   17.721211][  T613] RDX: 0000000000000000 RSI: 00007ffefb29c0a0 RDI: 0000000000000005
[   17.721407][  T613] RBP: 00007ffefb29c000 R08: 0000000000000000 R09: 0000000000000000
[   17.721608][  T613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   17.721805][  T613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefb29c760
| [   17.724962][  T613] ------------[ cut here ]------------
| [   17.725108][  T613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/613
| [   17.725332][  T613] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.725857][  T613] Tainted: [W]=WARN
[   17.725963][  T613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.726127][  T613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.726295][  T613] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.726752][  T613] RSP: 0018:ffa0000000a27190 EFLAGS: 00010286
[   17.726921][  T613] RAX: 00000000ffffffa6 RBX: ff11000009b1d240 RCX: 1ff4000000144df8
[   17.727115][  T613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d2f0
[   17.727306][  T613] RBP: ff1100000c2ca000 R08: 1fe2200001363a5f R09: ff1100000c195158
[   17.727497][  T613] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   17.727687][  T613] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   17.727881][  T613] FS:  00007fbf89ccf840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   17.728109][  T613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.728273][  T613] CR2: 00007f4f5d5cb580 CR3: 000000001019e005 CR4: 0000000000771ef0
[   17.728464][  T613] PKRU: 55555554
[   17.728560][  T613] Call Trace:
[   17.728654][  T613]  <TASK>
[   17.728722][  T613]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   17.728890][  T613]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.729053][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.729187][  T613]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.729313][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.729437][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.729564][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.729692][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.729819][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.729969][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.730099][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.730228][  T613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.730358][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.730484][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.730611][  T613]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.730740][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.730873][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.731001][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.731136][  T613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.731263][  T613]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.731390][  T613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.731518][  T613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.731646][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.731772][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.731907][  T613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.732033][  T613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.732168][  T613]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.732297][  T613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.732425][  T613]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.732556][  T613]  ? 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))
[   17.732684][  T613]  ? 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))
[   17.732814][  T613]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.732950][  T613]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.733078][  T613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.733212][  T613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.733342][  T613]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.733471][  T613]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.733603][  T613]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.733732][  T613]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.733859][  T613]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.734022][  T613]  ? move_addr_to_kernel (net/socket.c:258)
[   17.734157][  T613]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.734286][  T613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.734415][  T613]  ___sys_sendmsg (net/socket.c:2752)
[   17.734542][  T613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.734700][  T613]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.734838][  T613]  __sys_sendmsg (net/socket.c:2784)
[   17.734969][  T613]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.735102][  T613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.735262][  T613]  ? 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)
[   17.735389][  T613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.735516][  T613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.735644][  T613]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.735770][  T613]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.735904][  T613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.736064][  T613] RIP: 0033:0x7fbf89f0908e
[   17.736203][  T613] 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
[   17.736653][  T613] RSP: 002b:00007ffefb29bff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.736846][  T613] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbf89f0908e
[   17.737044][  T613] RDX: 0000000000000000 RSI: 00007ffefb29c0a0 RDI: 0000000000000005
[   17.737237][  T613] RBP: 00007ffefb29c000 R08: 0000000000000000 R09: 0000000000000000
[   17.737425][  T613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   17.737616][  T613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefb29c760
| [   17.981103][  T639] ------------[ cut here ]------------
| [   17.981322][  T639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/639
| [   17.981606][  T639] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   17.982259][  T639] Tainted: [W]=WARN
[   17.982408][  T639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.982626][  T639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   17.982848][  T639] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   17.983385][  T639] RSP: 0018:ffa0000001087060 EFLAGS: 00010286
[   17.983600][  T639] RAX: 00000000ffffffa6 RBX: ff1100000b1430c0 RCX: 1ff4000000210dd2
[   17.983844][  T639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143170
[   17.984108][  T639] RBP: ff110000089ec000 R08: 1fe220000162862f R09: ff1100000cb85158
[   17.984367][  T639] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   17.984613][  T639] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001087100
[   17.984859][  T639] FS:  00007f2381559840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   17.985161][  T639] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.985375][  T639] CR2: 00000000303c3988 CR3: 000000000e8b7002 CR4: 0000000000771ef0
[   17.985624][  T639] PKRU: 55555554
[   17.985770][  T639] Call Trace:
[   17.985931][  T639]  <TASK>
[   17.986049][  T639]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   17.986236][  T639]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   17.986387][  T639]  netif_close_many (net/core/dev.c:1804)
[   17.986567][  T639]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   17.986746][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.986946][  T639]  ? __dev_close_many (net/core/dev.c:1781)
[   17.987130][  T639]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   17.987343][  T639]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   17.987557][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.987737][  T639]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   17.987960][  T639]  ? 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)
[   17.988148][  T639]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   17.988325][  T639]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   17.988536][  T639]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   17.988714][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.988906][  T639]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   17.989093][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.989270][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.989454][  T639]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.989635][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.989813][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.990023][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.990210][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.990392][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   17.990570][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.990750][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.990945][  T639]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   17.991140][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.991322][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.991506][  T639]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.991685][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   17.991880][  T639]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   17.992058][  T639]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   17.992247][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.992426][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.992604][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.992785][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   17.992977][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   17.993163][  T639]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   17.993343][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.993525][  T639]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.993709][  T639]  ? 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))
[   17.993900][  T639]  ? 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))
[   17.994091][  T639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.994275][  T639]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.994456][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   17.994636][  T639]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   17.994816][  T639]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   17.995011][  T639]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   17.995199][  T639]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   17.995381][  T639]  ? copy_msghdr_from_user (net/socket.c:2635)
[   17.995560][  T639]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   17.995770][  T639]  ? move_addr_to_kernel (net/socket.c:258)
[   17.995965][  T639]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.996156][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   17.996339][  T639]  ___sys_sendmsg (net/socket.c:2752)
[   17.996518][  T639]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   17.996730][  T639]  ? copy_msghdr_from_user (net/socket.c:2603)
[   17.996935][  T639]  __sys_sendmsg (net/socket.c:2784)
[   17.997123][  T639]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   17.997302][  T639]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   17.997518][  T639]  ? 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)
[   17.997700][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   17.997892][  T639]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   17.998073][  T639]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   17.998259][  T639]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   17.998440][  T639]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.998651][  T639] RIP: 0033:0x7f238179308e
[   17.998836][  T639] 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
[   17.999368][  T639] RSP: 002b:00007ffca0e7cf90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.999615][  T639] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f238179308e
[   17.999876][  T639] RDX: 0000000000000000 RSI: 00007ffca0e7d040 RDI: 0000000000000005
[   18.000128][  T639] RBP: 00007ffca0e7cfa0 R08: 0000000000000000 R09: 0000000000000000
[   18.000373][  T639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   18.000624][  T639] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca0e7d700
| [   18.004219][  T639] ------------[ cut here ]------------
| [   18.004404][  T639] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/639
| [   18.004679][  T639] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.006000][  T639] Tainted: [W]=WARN
[   18.006182][  T639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.006389][  T639] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.006604][  T639] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.007123][  T639] RSP: 0018:ffa0000001087190 EFLAGS: 00010286
[   18.007336][  T639] RAX: 00000000ffffffa6 RBX: ff1100000b143cc0 RCX: 1ff4000000210df8
[   18.007573][  T639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143d70
[   18.007809][  T639] RBP: ff110000089ec000 R08: 1fe22000016287af R09: ff1100000cb85158
[   18.008058][  T639] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.008303][  T639] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.008544][  T639] FS:  00007f2381559840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   18.008817][  T639] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.009040][  T639] CR2: 00000000303c3988 CR3: 000000000e8b7002 CR4: 0000000000771ef0
[   18.009289][  T639] PKRU: 55555554
[   18.009433][  T639] Call Trace:
[   18.009577][  T639]  <TASK>
[   18.009691][  T639]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   18.009916][  T639]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.010128][  T639]  ? 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)
[   18.010305][  T639]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   18.010481][  T639]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   18.010688][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.010878][  T639]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   18.011055][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.011238][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.011416][  T639]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.011591][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.011766][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.011976][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.012160][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.012337][  T639]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.012513][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.012691][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.012884][  T639]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   18.013063][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.013246][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.013427][  T639]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.013607][  T639]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.013787][  T639]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.013977][  T639]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.014161][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.014338][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.014515][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.014693][  T639]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.014880][  T639]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.015061][  T639]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.015245][  T639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.015423][  T639]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.015603][  T639]  ? 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))
[   18.015779][  T639]  ? 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))
[   18.015973][  T639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.016159][  T639]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.016335][  T639]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.016513][  T639]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.016689][  T639]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.016880][  T639]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.017059][  T639]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.017241][  T639]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.017415][  T639]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.017618][  T639]  ? move_addr_to_kernel (net/socket.c:258)
[   18.017796][  T639]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.017986][  T639]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.018173][  T639]  ___sys_sendmsg (net/socket.c:2752)
[   18.018350][  T639]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.018559][  T639]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.018746][  T639]  __sys_sendmsg (net/socket.c:2784)
[   18.018956][  T639]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.019145][  T639]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.019359][  T639]  ? 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)
[   18.019539][  T639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.019716][  T639]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.019905][  T639]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.020088][  T639]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.020267][  T639]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.020475][  T639] RIP: 0033:0x7f238179308e
[   18.020657][  T639] 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
[   18.021172][  T639] RSP: 002b:00007ffca0e7cf90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.021411][  T639] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f238179308e
[   18.021650][  T639] RDX: 0000000000000000 RSI: 00007ffca0e7d040 RDI: 0000000000000005
[   18.021906][  T639] RBP: 00007ffca0e7cfa0 R08: 0000000000000000 R09: 0000000000000000
[   18.022154][  T639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   18.022391][  T639] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca0e7d700
| [   18.260673][  T664] ------------[ cut here ]------------
| [   18.261115][  T664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/664
| [   18.261401][  T664] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.262043][  T664] Tainted: [W]=WARN
[   18.262197][  T664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.262408][  T664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.262627][  T664] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.263142][  T664] RSP: 0018:ffa0000001197060 EFLAGS: 00010286
[   18.263355][  T664] RAX: 00000000ffffffa6 RBX: ff1100000d570340 RCX: 1ff4000000232dd2
[   18.263600][  T664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5703f0
[   18.263843][  T664] RBP: ff11000008219000 R08: 1fe2200001aae07f R09: ff1100000f6d8b58
[   18.264102][  T664] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   18.264344][  T664] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001197100
[   18.264590][  T664] FS:  00007fa59a7b3840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   18.264882][  T664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.265101][  T664] CR2: 000000002e5ff988 CR3: 00000000101f1002 CR4: 0000000000771ef0
[   18.265348][  T664] PKRU: 55555554
[   18.265496][  T664] Call Trace:
[   18.265641][  T664]  <TASK>
[   18.265759][  T664]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.265953][  T664]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.266107][  T664]  netif_close_many (net/core/dev.c:1804)
[   18.266288][  T664]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.266466][  T664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.266648][  T664]  ? __dev_close_many (net/core/dev.c:1781)
[   18.266828][  T664]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   18.267050][  T664]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   18.267265][  T664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.267446][  T664]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.267655][  T664]  ? 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)
[   18.267835][  T664]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   18.268026][  T664]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   18.268249][  T664]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   18.268428][  T664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.268607][  T664]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   18.268786][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.268976][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.269170][  T664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.269349][  T664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.269527][  T664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.269730][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.269922][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.270112][  T664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.270288][  T664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.270470][  T664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.270648][  T664]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   18.270830][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.271020][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.271210][  T664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.271393][  T664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.271573][  T664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.271754][  T664]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.271945][  T664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.272130][  T664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.272308][  T664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.272489][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.272668][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.272847][  T664]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.273039][  T664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.273232][  T664]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.273416][  T664]  ? 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))
[   18.273594][  T664]  ? 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))
[   18.273778][  T664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.273972][  T664]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.274162][  T664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.274345][  T664]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.274526][  T664]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.274708][  T664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.274907][  T664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.275095][  T664]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.275273][  T664]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.275484][  T664]  ? move_addr_to_kernel (net/socket.c:258)
[   18.275666][  T664]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.275847][  T664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.276042][  T664]  ___sys_sendmsg (net/socket.c:2752)
[   18.276228][  T664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.276444][  T664]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.276637][  T664]  __sys_sendmsg (net/socket.c:2784)
[   18.276821][  T664]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.277012][  T664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.277231][  T664]  ? 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)
[   18.277417][  T664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.277604][  T664]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.277786][  T664]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.277977][  T664]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.278165][  T664]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.278377][  T664] RIP: 0033:0x7fa59a9ed08e
[   18.278565][  T664] 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
[   18.279095][  T664] RSP: 002b:00007ffef7df2be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.279343][  T664] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa59a9ed08e
[   18.279587][  T664] RDX: 0000000000000000 RSI: 00007ffef7df2c90 RDI: 0000000000000005
[   18.279829][  T664] RBP: 00007ffef7df2bf0 R08: 0000000000000000 R09: 0000000000000000
[   18.280082][  T664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   18.280334][  T664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7df3350
| [   18.284374][  T664] ------------[ cut here ]------------
| [   18.284564][  T664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/664
| [   18.284839][  T664] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.285479][  T664] Tainted: [W]=WARN
[   18.285624][  T664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.285833][  T664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.286061][  T664] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.286580][  T664] RSP: 0018:ffa0000001197190 EFLAGS: 00010286
[   18.286791][  T664] RAX: 00000000ffffffa6 RBX: ff11000005ede4c0 RCX: 1ff4000000232df8
[   18.287041][  T664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede570
[   18.287287][  T664] RBP: ff11000008219000 R08: 1fe2200000bdbcaf R09: ff1100000f6d8b58
[   18.287525][  T664] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.287766][  T664] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   18.288104][  T664] FS:  00007fa59a7b3840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   18.288482][  T664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.288801][  T664] CR2: 000000002e5ff988 CR3: 00000000101f1002 CR4: 0000000000771ef0
[   18.289114][  T664] PKRU: 55555554
[   18.289307][  T664] Call Trace:
[   18.289501][  T664]  <TASK>
[   18.289664][  T664]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   18.289936][  T664]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   18.290201][  T664]  ? 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)
[   18.290432][  T664]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   18.290658][  T664]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   18.290930][  T664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.291168][  T664]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   18.291397][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.291625][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.291853][  T664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.292100][  T664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.292327][  T664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.292571][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.292797][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.293040][  T664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.293278][  T664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.293507][  T664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.293734][  T664]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   18.293980][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.294214][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.294441][  T664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.294670][  T664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.294916][  T664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   18.295148][  T664]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.295378][  T664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.295606][  T664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.295833][  T664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.296076][  T664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.296309][  T664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.296537][  T664]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.296763][  T664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.297005][  T664]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.297242][  T664]  ? 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))
[   18.297469][  T664]  ? 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))
[   18.297699][  T664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.297940][  T664]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.298178][  T664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.298410][  T664]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.298641][  T664]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.298884][  T664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.299130][  T664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.299359][  T664]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.299588][  T664]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.299844][  T664]  ? move_addr_to_kernel (net/socket.c:258)
[   18.300095][  T664]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.300361][  T664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.300612][  T664]  ___sys_sendmsg (net/socket.c:2752)
[   18.300794][  T664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.301014][  T664]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.301207][  T664]  __sys_sendmsg (net/socket.c:2784)
[   18.301386][  T664]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.301563][  T664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.301774][  T664]  ? 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)
[   18.301964][  T664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.302152][  T664]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.302330][  T664]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.302509][  T664]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.302694][  T664]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.302913][  T664] RIP: 0033:0x7fa59a9ed08e
[   18.303103][  T664] 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
[   18.303605][  T664] RSP: 002b:00007ffef7df2be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.303846][  T664] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa59a9ed08e
[   18.304104][  T664] RDX: 0000000000000000 RSI: 00007ffef7df2c90 RDI: 0000000000000005
[   18.304344][  T664] RBP: 00007ffef7df2bf0 R08: 0000000000000000 R09: 0000000000000000
[   18.304582][  T664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   18.304820][  T664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef7df3350
| [   18.513186][  T687] ------------[ cut here ]------------
| [   18.513421][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/687
| [   18.513730][  T687] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.514966][  T687] Tainted: [W]=WARN
[   18.515131][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.515362][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.515598][  T687] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.516178][  T687] RSP: 0018:ffa00000012b6f70 EFLAGS: 00010286
[   18.516408][  T687] RAX: 00000000ffffffa6 RBX: ff1100000d50cdc0 RCX: 1ff4000000256db4
[   18.516670][  T687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d50ce70
[   18.516946][  T687] RBP: ff11000011982000 R08: 1fe2200001aa19cf R09: ff1100000cdbd180
[   18.517214][  T687] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   18.517478][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   18.517748][  T687] FS:  00007f222f14d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   18.518062][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.518301][  T687] CR2: 000000002baa5a28 CR3: 000000000d489004 CR4: 0000000000771ef0
[   18.518561][  T687] PKRU: 55555554
[   18.518716][  T687] Call Trace:
[   18.518882][  T687]  <TASK>
[   18.519005][  T687]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.519204][  T687]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   18.519402][  T687]  notifier_call_chain (kernel/notifier.c:85)
[   18.519597][  T687]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   18.519789][  T687]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   18.519993][  T687]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   18.520195][  T687]  netdev_upper_dev_link (net/core/dev.c:8972)
[   18.520392][  T687]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   18.520586][  T687] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   18.520785][  T687]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   18.520991][  T687] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   18.521193][  T687]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   18.521393][  T687]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.521585][  T687]  ? nla_strscpy (lib/nlattr.c:795)
[   18.521780][  T687]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.521988][  T687]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.522187][  T687]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.522379][  T687]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.522574][  T687]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.522770][  T687]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.522976][  T687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.523176][  T687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.523374][  T687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.523564][  T687]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.523755][  T687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.523963][  T687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.524163][  T687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.524357][  T687]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.524550][  T687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.524739][  T687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.524947][  T687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.525150][  T687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.525343][  T687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.525538][  T687]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.525728][  T687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.525932][  T687]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.526134][  T687]  ? 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))
[   18.526326][  T687]  ? 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))
[   18.526524][  T687]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.526718][  T687]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.526918][  T687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.527115][  T687]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.527306][  T687]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.527498][  T687]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.527693][  T687]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.527900][  T687]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.528096][  T687]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.528320][  T687]  ? move_addr_to_kernel (net/socket.c:258)
[   18.528514][  T687]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.528705][  T687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.528909][  T687]  ___sys_sendmsg (net/socket.c:2752)
[   18.529106][  T687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.529338][  T687]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.529542][  T687]  __sys_sendmsg (net/socket.c:2784)
[   18.529734][  T687]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.530034][  T687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.530273][  T687]  ? 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)
[   18.530464][  T687]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.530655][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.530952][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.531151][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.531345][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.531571][  T687] RIP: 0033:0x7f222f38708e
[   18.531880][  T687] 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
[   18.532543][  T687] RSP: 002b:00007ffc66702060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.532805][  T687] RAX: ffffffffffffffda RBX: 00007ffc667027f8 RCX: 00007f222f38708e
[   18.533077][  T687] RDX: 0000000000000000 RSI: 00007ffc66702110 RDI: 0000000000000005
[   18.533442][  T687] RBP: 00007ffc66702070 R08: 0000000000000000 R09: 0000000000000000
[   18.533706][  T687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   18.534075][  T687] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc667027d0
| [   18.536358][  T687] ------------[ cut here ]------------
| [   18.536632][  T687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/687
| [   18.536942][  T687] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.537744][  T687] Tainted: [W]=WARN
[   18.537913][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.538243][  T687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.538475][  T687] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.539043][  T687] RSP: 0018:ffa00000012b6fd0 EFLAGS: 00010286
[   18.539275][  T687] RAX: 00000000ffffffa6 RBX: ff1100000d50db40 RCX: 1ff4000000256dc0
[   18.539533][  T687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d50dbf0
[   18.539898][  T687] RBP: ff1100000cc12000 R08: 1fe2200001aa1b7f R09: ff1100000cdbd180
[   18.540164][  T687] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.540523][  T687] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   18.540786][  T687] FS:  00007f222f14d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   18.541097][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.541419][  T687] CR2: 000000002baa5a28 CR3: 000000000d489004 CR4: 0000000000771ef0
[   18.541684][  T687] PKRU: 55555554
[   18.541838][  T687] Call Trace:
[   18.542006][  T687]  <TASK>
[   18.542228][  T687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.542424][  T687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.542581][  T687]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   18.542770][  T687]  __dev_notify_flags (net/core/dev.c:9787)
[   18.543068][  T687]  ? netif_change_name (net/core/dev.c:1495)
[   18.543270][  T687]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   18.543463][  T687]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   18.543653][  T687]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.543847][  T687] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   18.544056][  T687]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   18.544260][  T687] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   18.544459][  T687]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   18.544658][  T687]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.544955][  T687]  ? nla_strscpy (lib/nlattr.c:795)
[   18.545158][  T687]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.545352][  T687]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.545544][  T687]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.545830][  T687]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.546037][  T687]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.546244][  T687]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.546442][  T687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.546727][  T687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.546959][  T687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.547164][  T687]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.547358][  T687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.547650][  T687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.547846][  T687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.548051][  T687]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.548252][  T687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.548540][  T687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.548734][  T687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.548944][  T687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.549144][  T687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.549432][  T687]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.549629][  T687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.549824][  T687]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.550134][  T687]  ? 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))
[   18.550326][  T687]  ? 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))
[   18.550520][  T687]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.550715][  T687]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.550916][  T687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.551119][  T687]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.551314][  T687]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.551509][  T687]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.551707][  T687]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.552008][  T687]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.552204][  T687]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.552428][  T687]  ? move_addr_to_kernel (net/socket.c:258)
[   18.552714][  T687]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.552917][  T687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.553118][  T687]  ___sys_sendmsg (net/socket.c:2752)
[   18.553310][  T687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.553633][  T687]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.553839][  T687]  __sys_sendmsg (net/socket.c:2784)
[   18.554045][  T687]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.554240][  T687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.554568][  T687]  ? 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)
[   18.554760][  T687]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.554966][  T687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.555164][  T687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.555452][  T687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.555645][  T687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.555882][  T687] RIP: 0033:0x7f222f38708e
[   18.556081][  T687] 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
[   18.556741][  T687] RSP: 002b:00007ffc66702060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.557123][  T687] RAX: ffffffffffffffda RBX: 00007ffc667027f8 RCX: 00007f222f38708e
[   18.557388][  T687] RDX: 0000000000000000 RSI: 00007ffc66702110 RDI: 0000000000000005
[   18.557647][  T687] RBP: 00007ffc66702070 R08: 0000000000000000 R09: 0000000000000000
[   18.558020][  T687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   18.558287][  T687] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc667027d0
| [   18.602525][  T689] ------------[ cut here ]------------
| [   18.602739][  T689] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/689
| [   18.603111][  T689] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.603662][  T689] Tainted: [W]=WARN
[   18.603764][  T689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.604004][  T689] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.604185][  T689] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.604717][  T689] RSP: 0018:ffa00000004d7020 EFLAGS: 00010286
[   18.604965][  T689] RAX: 00000000ffffffa6 RBX: ff1100000d570ac0 RCX: 1ff400000009adca
[   18.605172][  T689] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d570b70
[   18.605372][  T689] RBP: ff1100000cc12000 R08: 1fe2200001aae16f R09: ff1100000c182e58
[   18.605571][  T689] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   18.605773][  T689] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   18.606050][  T689] FS:  00007fd925b42840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   18.606293][  T689] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.606463][  T689] CR2: 00007fd925e121a0 CR3: 00000000118e6004 CR4: 0000000000771ef0
[   18.606665][  T689] PKRU: 55555554
[   18.606820][  T689] Call Trace:
[   18.607008][  T689]  <TASK>
[   18.607081][  T689]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.607226][  T689]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.607328][  T689]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.607462][  T689]  __dev_notify_flags (net/core/dev.c:9787)
[   18.607597][  T689]  ? netif_change_name (net/core/dev.c:1495)
[   18.607730][  T689]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.607919][  T689]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   18.608054][  T689]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.608194][  T689]  ? 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))
[   18.608330][  T689]  netif_change_flags (net/core/dev.c:9820)
[   18.608466][  T689]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.608600][  T689]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.608735][  T689]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.608957][  T689]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.609130][  T689]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.609265][  T689]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.609397][  T689]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.609530][  T689]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.609664][  T689]  ? __kernel_text_address (kernel/extable.c:79)
[   18.609800][  T689]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.610004][  T689]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.610141][  T689]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.610274][  T689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.610409][  T689]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.610542][  T689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.610673][  T689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.610807][  T689]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.610995][  T689]  ? __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)
[   18.611135][  T689]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.611267][  T689]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.611402][  T689]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.611538][  T689]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.611672][  T689]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.611806][  T689]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.612000][  T689]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.612138][  T689]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.612272][  T689]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.612406][  T689]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.612542][  T689]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.612674][  T689]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.612806][  T689]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.613006][  T689]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.613146][  T689]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.613280][  T689]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.613417][  T689]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.613552][  T689]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.613684][  T689]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.613820][  T689]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.614006][  T689]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.614142][  T689]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.614306][  T689]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.614443][  T689]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.614585][  T689]  ? 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))
[   18.614718][  T689]  ? 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))
[   18.614851][  T689]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.615068][  T689]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.615209][  T689]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.615348][  T689]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.615482][  T689]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.615620][  T689]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.615757][  T689]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.615956][  T689]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.616095][  T689]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.616258][  T689]  ? move_addr_to_kernel (net/socket.c:258)
[   18.616393][  T689]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.616526][  T689]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.616663][  T689]  ___sys_sendmsg (net/socket.c:2752)
[   18.616795][  T689]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.617029][  T689]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.617179][  T689]  __sys_sendmsg (net/socket.c:2784)
[   18.617315][  T689]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.617448][  T689]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.617618][  T689]  ? 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)
[   18.617753][  T689]  ? 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)
[   18.617942][  T689]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.618080][  T689]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.618220][  T689]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.618355][  T689]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.618492][  T689]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.618658][  T689] RIP: 0033:0x7fd925d7c08e
[   18.618798][  T689] 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
[   18.619285][  T689] RSP: 002b:00007ffc3d47f5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.619487][  T689] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd925d7c08e
[   18.619688][  T689] RDX: 0000000000000000 RSI: 00007ffc3d47f690 RDI: 0000000000000005
[   18.619895][  T689] RBP: 00007ffc3d47f5f0 R08: 0000000000000000 R09: 0000000000000000
[   18.620098][  T689] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb37
[   18.620298][  T689] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3d47fd50
| [   18.823321][  T711] ------------[ cut here ]------------
| [   18.823552][  T711] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/711
| [   18.823877][  T711] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.824583][  T711] Tainted: [W]=WARN
[   18.824744][  T711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.824986][  T711] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.825235][  T711] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.825801][  T711] RSP: 0018:ffa00000013e6f70 EFLAGS: 00010286
[   18.826050][  T711] RAX: 00000000ffffffa6 RBX: ff1100000d574040 RCX: 1ff400000027cdb4
[   18.826318][  T711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5740f0
[   18.826582][  T711] RBP: ff11000011982000 R08: 1fe2200001aae81f R09: ff1100000e99ae80
[   18.826847][  T711] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   18.827133][  T711] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   18.827403][  T711] FS:  00007f7e6bf8f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   18.827704][  T711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.827949][  T711] CR2: 000000000bd85a28 CR3: 000000000cc4d002 CR4: 0000000000771ef0
[   18.828221][  T711] PKRU: 55555554
[   18.828377][  T711] Call Trace:
[   18.828534][  T711]  <TASK>
[   18.828659][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.828853][  T711]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   18.829066][  T711]  notifier_call_chain (kernel/notifier.c:85)
[   18.829273][  T711]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   18.829469][  T711]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   18.829666][  T711]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   18.829860][  T711]  netdev_upper_dev_link (net/core/dev.c:8972)
[   18.830066][  T711]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   18.830269][  T711] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   18.830472][  T711]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   18.830670][  T711] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   18.830880][  T711]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   18.831079][  T711]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.831281][  T711]  ? nla_strscpy (lib/nlattr.c:795)
[   18.831480][  T711]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.831676][  T711]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.831880][  T711]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.832074][  T711]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.832280][  T711]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.832479][  T711]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.832676][  T711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.832883][  T711]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.833081][  T711]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.833280][  T711]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.833475][  T711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.833674][  T711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.833880][  T711]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.834073][  T711]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.834276][  T711]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.834469][  T711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.834663][  T711]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.834859][  T711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.835065][  T711]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.835270][  T711]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.835464][  T711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.835658][  T711]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.835857][  T711]  ? 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))
[   18.836065][  T711]  ? 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))
[   18.836270][  T711]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.836463][  T711]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.836658][  T711]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.836855][  T711]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.837063][  T711]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.837264][  T711]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.837461][  T711]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.837655][  T711]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.837847][  T711]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.838084][  T711]  ? move_addr_to_kernel (net/socket.c:258)
[   18.838286][  T711]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.838483][  T711]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.838676][  T711]  ___sys_sendmsg (net/socket.c:2752)
[   18.838882][  T711]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.839136][  T711]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.839337][  T711]  __sys_sendmsg (net/socket.c:2784)
[   18.839534][  T711]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.839728][  T711]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.839978][  T711]  ? 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)
[   18.840181][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.840378][  T711]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.840575][  T711]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.840769][  T711]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.840977][  T711]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.841218][  T711] RIP: 0033:0x7f7e6c1c908e
[   18.841421][  T711] 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
[   18.841987][  T711] RSP: 002b:00007fff172c9d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.842266][  T711] RAX: ffffffffffffffda RBX: 00007fff172ca4c8 RCX: 00007f7e6c1c908e
[   18.842530][  T711] RDX: 0000000000000000 RSI: 00007fff172c9de0 RDI: 0000000000000005
[   18.842794][  T711] RBP: 00007fff172c9d40 R08: 0000000000000000 R09: 0000000000000000
[   18.843069][  T711] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   18.843341][  T711] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff172ca4a0
| [   18.845461][  T711] ------------[ cut here ]------------
| [   18.845646][  T711] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/711
| [   18.845962][  T711] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.846653][  T711] Tainted: [W]=WARN
[   18.846811][  T711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.847053][  T711] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.847296][  T711] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.847856][  T711] RSP: 0018:ffa00000013e6fd0 EFLAGS: 00010286
[   18.848105][  T711] RAX: 00000000ffffffa6 RBX: ff1100000d574ac0 RCX: 1ff400000027cdc0
[   18.848366][  T711] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d574b70
[   18.848630][  T711] RBP: ff1100000bb02000 R08: 1fe2200001aae96f R09: ff1100000e99ae80
[   18.848905][  T711] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   18.849177][  T711] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02e04
[   18.849444][  T711] FS:  00007f7e6bf8f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   18.849744][  T711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.849987][  T711] CR2: 000000000bd85a28 CR3: 000000000cc4d002 CR4: 0000000000771ef0
[   18.850261][  T711] PKRU: 55555554
[   18.850418][  T711] Call Trace:
[   18.850576][  T711]  <TASK>
[   18.850699][  T711]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.850909][  T711]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.851071][  T711]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   18.851272][  T711]  __dev_notify_flags (net/core/dev.c:9787)
[   18.851470][  T711]  ? netif_change_name (net/core/dev.c:1495)
[   18.851666][  T711]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   18.851875][  T711]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   18.852067][  T711]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   18.852269][  T711] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   18.852471][  T711]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   18.852676][  T711] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   18.852884][  T711]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   18.853082][  T711]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   18.853285][  T711]  ? nla_strscpy (lib/nlattr.c:795)
[   18.853481][  T711]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   18.853678][  T711]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   18.853884][  T711]  ? __dev_get_by_name (net/core/dev.c:883)
[   18.854083][  T711]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   18.854290][  T711]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   18.854488][  T711]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.854682][  T711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.854887][  T711]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.855081][  T711]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.855282][  T711]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.855475][  T711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.855675][  T711]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.855879][  T711]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.856072][  T711]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.856271][  T711]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.856466][  T711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.856657][  T711]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.856853][  T711]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.857059][  T711]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.857264][  T711]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.857454][  T711]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.857646][  T711]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.857841][  T711]  ? 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))
[   18.858045][  T711]  ? 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))
[   18.858260][  T711]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.858455][  T711]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.858652][  T711]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.858847][  T711]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.859056][  T711]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.859257][  T711]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.859454][  T711]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.859647][  T711]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.859838][  T711]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.860078][  T711]  ? move_addr_to_kernel (net/socket.c:258)
[   18.860281][  T711]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.860475][  T711]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.860668][  T711]  ___sys_sendmsg (net/socket.c:2752)
[   18.860858][  T711]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.861105][  T711]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.861309][  T711]  __sys_sendmsg (net/socket.c:2784)
[   18.861503][  T711]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.861695][  T711]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.861941][  T711]  ? 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)
[   18.862136][  T711]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.862331][  T711]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.862525][  T711]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.862718][  T711]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.862922][  T711]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.863160][  T711] RIP: 0033:0x7f7e6c1c908e
[   18.863359][  T711] 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
[   18.863927][  T711] RSP: 002b:00007fff172c9d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.864197][  T711] RAX: ffffffffffffffda RBX: 00007fff172ca4c8 RCX: 00007f7e6c1c908e
[   18.864460][  T711] RDX: 0000000000000000 RSI: 00007fff172c9de0 RDI: 0000000000000005
[   18.864722][  T711] RBP: 00007fff172c9d40 R08: 0000000000000000 R09: 0000000000000000
[   18.864999][  T711] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   18.865269][  T711] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff172ca4a0
| [   18.896470][  T712] ------------[ cut here ]------------
| [   18.896636][  T712] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/712
| [   18.896882][  T712] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   18.897443][  T712] Tainted: [W]=WARN
[   18.897550][  T712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.897721][  T712] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   18.897904][  T712] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   18.898388][  T712] RSP: 0018:ffa00000013e7020 EFLAGS: 00010286
[   18.898561][  T712] RAX: 00000000ffffffa6 RBX: ff1100000aededc0 RCX: 1ff400000027cdca
[   18.898765][  T712] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedee70
[   18.898975][  T712] RBP: ff1100000bb02000 R08: 1fe22000015dbdcf R09: ff1100000e99d158
[   18.899184][  T712] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   18.899386][  T712] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   18.899594][  T712] FS:  00007f0f54604840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   18.899837][  T712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.900010][  T712] CR2: 0000000010610988 CR3: 0000000007559002 CR4: 0000000000771ef0
[   18.900218][  T712] PKRU: 55555554
[   18.900323][  T712] Call Trace:
[   18.900426][  T712]  <TASK>
[   18.900501][  T712]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   18.900640][  T712]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   18.900743][  T712]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   18.900882][  T712]  __dev_notify_flags (net/core/dev.c:9787)
[   18.901019][  T712]  ? netif_change_name (net/core/dev.c:1495)
[   18.901158][  T712]  ? __dev_change_flags (net/core/dev.c:9752)
[   18.901294][  T712]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   18.901429][  T712]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.901567][  T712]  ? 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))
[   18.901705][  T712]  netif_change_flags (net/core/dev.c:9820)
[   18.901839][  T712]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.901978][  T712]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   18.902120][  T712]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   18.902258][  T712]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   18.902429][  T712]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.902565][  T712]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.902700][  T712]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.902836][  T712]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.902976][  T712]  ? __kernel_text_address (kernel/extable.c:79)
[   18.903119][  T712]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.903258][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.903395][  T712]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.903532][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.903669][  T712]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   18.903806][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.903944][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.904081][  T712]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   18.904223][  T712]  ? __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)
[   18.904363][  T712]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   18.904499][  T712]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   18.904637][  T712]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   18.904774][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   18.904919][  T712]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   18.905058][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.905199][  T712]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.905335][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.905470][  T712]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   18.905606][  T712]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.905745][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.905886][  T712]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.906023][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.906165][  T712]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   18.906305][  T712]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   18.906442][  T712]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   18.906579][  T712]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.906716][  T712]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.906852][  T712]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.907013][  T712]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   18.907152][  T712]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   18.907289][  T712]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   18.907425][  T712]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.907563][  T712]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.907703][  T712]  ? 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))
[   18.907840][  T712]  ? 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))
[   18.907982][  T712]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.908125][  T712]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.908262][  T712]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   18.908401][  T712]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   18.908541][  T712]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   18.908678][  T712]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   18.908819][  T712]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   18.908964][  T712]  ? copy_msghdr_from_user (net/socket.c:2635)
[   18.909103][  T712]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   18.909278][  T712]  ? move_addr_to_kernel (net/socket.c:258)
[   18.909419][  T712]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.909557][  T712]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   18.909695][  T712]  ___sys_sendmsg (net/socket.c:2752)
[   18.909834][  T712]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   18.910010][  T712]  ? copy_msghdr_from_user (net/socket.c:2603)
[   18.910162][  T712]  __sys_sendmsg (net/socket.c:2784)
[   18.910298][  T712]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   18.910433][  T712]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   18.910606][  T712]  ? 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)
[   18.910743][  T712]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   18.910884][  T712]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   18.911020][  T712]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   18.911164][  T712]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   18.911301][  T712]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.911470][  T712] RIP: 0033:0x7f0f5483e08e
[   18.911616][  T712] 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
[   18.912114][  T712] RSP: 002b:00007ffe50b37f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.912323][  T712] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0f5483e08e
[   18.912531][  T712] RDX: 0000000000000000 RSI: 00007ffe50b37fe0 RDI: 0000000000000005
[   18.912735][  T712] RBP: 00007ffe50b37f40 R08: 0000000000000000 R09: 0000000000000000
[   18.912944][  T712] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   18.913154][  T712] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe50b386a0
| [   19.121609][  T735] ------------[ cut here ]------------
| [   19.121801][  T735] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/735
| [   19.122566][  T735] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.123203][  T735] Tainted: [W]=WARN
[   19.123316][  T735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.123497][  T735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.123688][  T735] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.124211][  T735] RSP: 0018:ffa0000001416f70 EFLAGS: 00010286
[   19.124393][  T735] RAX: 00000000ffffffa6 RBX: ff11000001f2e340 RCX: 1ff4000000282db4
[   19.124610][  T735] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2e3f0
[   19.124829][  T735] RBP: ff11000011982000 R08: 1fe22000003e5c7f R09: ff1100000cadd180
[   19.125055][  T735] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   19.125278][  T735] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   19.125499][  T735] FS:  00007f6115a54840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   19.125755][  T735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.125947][  T735] CR2: 00007f6115c4d460 CR3: 000000000ce4f003 CR4: 0000000000771ef0
[   19.126171][  T735] PKRU: 55555554
[   19.126280][  T735] Call Trace:
[   19.126390][  T735]  <TASK>
[   19.126468][  T735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.126619][  T735]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   19.126767][  T735]  notifier_call_chain (kernel/notifier.c:85)
[   19.126922][  T735]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   19.127071][  T735]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   19.127227][  T735]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   19.127374][  T735]  netdev_upper_dev_link (net/core/dev.c:8972)
[   19.127518][  T735]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   19.127665][  T735] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   19.127816][  T735]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   19.127971][  T735] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   19.128127][  T735]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   19.128276][  T735]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.128424][  T735]  ? nla_strscpy (lib/nlattr.c:795)
[   19.128575][  T735]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.128722][  T735]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.128874][  T735]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.129022][  T735]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.129176][  T735]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.129324][  T735]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.129468][  T735]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.129615][  T735]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.129761][  T735]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.129911][  T735]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.130056][  T735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.130211][  T735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.130358][  T735]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.130504][  T735]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.130651][  T735]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.130797][  T735]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.130951][  T735]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.131098][  T735]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.131243][  T735]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.131389][  T735]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.131535][  T735]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.131681][  T735]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.131833][  T735]  ? 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))
[   19.131983][  T735]  ? 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))
[   19.132136][  T735]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.132282][  T735]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.132427][  T735]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.132573][  T735]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.132721][  T735]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.132873][  T735]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.133023][  T735]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.133175][  T735]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.133320][  T735]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.133501][  T735]  ? move_addr_to_kernel (net/socket.c:258)
[   19.133650][  T735]  ___sys_sendmsg (net/socket.c:2752)
[   19.133796][  T735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.133948][  T735]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.134106][  T735]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   19.134254][  T735]  __sys_sendmsg (net/socket.c:2784)
[   19.134400][  T735]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.134547][  T735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.134689][  T735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.134835][  T735]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.134982][  T735]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.135130][  T735]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.135274][  T735]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.135456][  T735] RIP: 0033:0x7f6115c8e08e
[   19.135612][  T735] 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
[   19.136141][  T735] RSP: 002b:00007ffe64a33b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.136365][  T735] RAX: ffffffffffffffda RBX: 00007ffe64a342a0 RCX: 00007f6115c8e08e
[   19.136583][  T735] RDX: 0000000000000000 RSI: 00007ffe64a33bb0 RDI: 0000000000000005
[   19.136801][  T735] RBP: 00007ffe64a33b10 R08: 0000000000000000 R09: 0000000000000000
[   19.137022][  T735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   19.137239][  T735] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe64a34278
| [   19.138938][  T735] ------------[ cut here ]------------
| [   19.139090][  T735] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/735
| [   19.139349][  T735] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.140398][  T735] Tainted: [W]=WARN
[   19.140516][  T735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.140700][  T735] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.140894][  T735] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.141409][  T735] RSP: 0018:ffa0000001416fd0 EFLAGS: 00010286
[   19.141594][  T735] RAX: 00000000ffffffa6 RBX: ff11000001f2f6c0 RCX: 1ff4000000282dc0
[   19.141809][  T735] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2f770
[   19.142031][  T735] RBP: ff110000119ca000 R08: 1fe22000003e5eef R09: ff1100000cadd180
[   19.142250][  T735] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.142468][  T735] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   19.142685][  T735] FS:  00007f6115a54840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   19.142945][  T735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.143131][  T735] CR2: 00007f6115c4d460 CR3: 000000000ce4f003 CR4: 0000000000771ef0
[   19.143348][  T735] PKRU: 55555554
[   19.143458][  T735] Call Trace:
[   19.143566][  T735]  <TASK>
[   19.143641][  T735]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.143786][  T735]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.143901][  T735]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   19.144044][  T735]  __dev_notify_flags (net/core/dev.c:9787)
[   19.144194][  T735]  ? netif_change_name (net/core/dev.c:1495)
[   19.144340][  T735]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   19.144487][  T735]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   19.144632][  T735]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   19.144775][  T735] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   19.144927][  T735]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   19.145073][  T735] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   19.145223][  T735]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   19.145372][  T735]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   19.145514][  T735]  ? nla_strscpy (lib/nlattr.c:795)
[   19.145660][  T735]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   19.145804][  T735]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   19.145949][  T735]  ? __dev_get_by_name (net/core/dev.c:883)
[   19.146098][  T735]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   19.146245][  T735]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   19.146392][  T735]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.146537][  T735]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.146680][  T735]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.146822][  T735]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.146969][  T735]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.147115][  T735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.147260][  T735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.147404][  T735]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.147550][  T735]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.147691][  T735]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.147833][  T735]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.147980][  T735]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.148129][  T735]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.148271][  T735]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.148416][  T735]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.148559][  T735]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.148703][  T735]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.148849][  T735]  ? 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))
[   19.148997][  T735]  ? 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))
[   19.149145][  T735]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.149287][  T735]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.149432][  T735]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.149576][  T735]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.149719][  T735]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.149869][  T735]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.150014][  T735]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.150160][  T735]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.150303][  T735]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.150477][  T735]  ? move_addr_to_kernel (net/socket.c:258)
[   19.150624][  T735]  ___sys_sendmsg (net/socket.c:2752)
[   19.150766][  T735]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.150914][  T735]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.151065][  T735]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   19.151215][  T735]  __sys_sendmsg (net/socket.c:2784)
[   19.151360][  T735]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.151505][  T735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.151648][  T735]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.151791][  T735]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.151940][  T735]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.152083][  T735]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.152230][  T735]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.152407][  T735] RIP: 0033:0x7f6115c8e08e
[   19.152554][  T735] 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
[   19.153061][  T735] RSP: 002b:00007ffe64a33b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.153282][  T735] RAX: ffffffffffffffda RBX: 00007ffe64a342a0 RCX: 00007f6115c8e08e
[   19.153494][  T735] RDX: 0000000000000000 RSI: 00007ffe64a33bb0 RDI: 0000000000000005
[   19.153708][  T735] RBP: 00007ffe64a33b10 R08: 0000000000000000 R09: 0000000000000000
[   19.153928][  T735] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   19.154148][  T735] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe64a34278
| [   19.189599][  T737] ------------[ cut here ]------------
| [   19.189772][  T737] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/737
| [   19.190388][  T737] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.191016][  T737] Tainted: [W]=WARN
[   19.191129][  T737] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.191297][  T737] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.191471][  T737] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.191949][  T737] RSP: 0018:ffa00000014a7020 EFLAGS: 00010286
[   19.192126][  T737] RAX: 00000000ffffffa6 RBX: ff11000009ff73c0 RCX: 1ff4000000294dca
[   19.192325][  T737] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff7470
[   19.192528][  T737] RBP: ff110000119ca000 R08: 1fe22000013fee8f R09: ff1100000cadae58
[   19.192727][  T737] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   19.192940][  T737] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   19.193144][  T737] FS:  00007f9a4f973840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   19.193380][  T737] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.193547][  T737] CR2: 000000003c0c6988 CR3: 000000000b1a9005 CR4: 0000000000771ef0
[   19.193747][  T737] PKRU: 55555554
[   19.193847][  T737] Call Trace:
[   19.193954][  T737]  <TASK>
[   19.194023][  T737]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.194161][  T737]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.194263][  T737]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   19.194397][  T737]  __dev_notify_flags (net/core/dev.c:9787)
[   19.194531][  T737]  ? netif_change_name (net/core/dev.c:1495)
[   19.194660][  T737]  ? __dev_change_flags (net/core/dev.c:9752)
[   19.194792][  T737]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   19.194931][  T737]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.195069][  T737]  ? 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))
[   19.195212][  T737]  netif_change_flags (net/core/dev.c:9820)
[   19.195346][  T737]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   19.195479][  T737]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   19.195613][  T737]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   19.195746][  T737]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   19.195918][  T737]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.196049][  T737]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.196186][  T737]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.196318][  T737]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.196451][  T737]  ? __kernel_text_address (kernel/extable.c:79)
[   19.196585][  T737]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.196719][  T737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.196851][  T737]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.197049][  T737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.197272][  T737]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.197407][  T737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.197538][  T737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.197670][  T737]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.197804][  T737]  ? __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)
[   19.197989][  T737]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.198124][  T737]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   19.198256][  T737]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.198391][  T737]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   19.198526][  T737]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   19.198661][  T737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.198793][  T737]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.199012][  T737]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.199150][  T737]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.199282][  T737]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.199418][  T737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.199550][  T737]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.199681][  T737]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.199813][  T737]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.200014][  T737]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   19.200149][  T737]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.200282][  T737]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.200413][  T737]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.200547][  T737]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.200681][  T737]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.200813][  T737]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.201009][  T737]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.201145][  T737]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.201277][  T737]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.201411][  T737]  ? 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))
[   19.201544][  T737]  ? 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))
[   19.201680][  T737]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.201812][  T737]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.201997][  T737]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.202133][  T737]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.202266][  T737]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.202397][  T737]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.202533][  T737]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.202666][  T737]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.202796][  T737]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.202965][  T737]  ? move_addr_to_kernel (net/socket.c:258)
[   19.203102][  T737]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.203236][  T737]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.203370][  T737]  ___sys_sendmsg (net/socket.c:2752)
[   19.203500][  T737]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.203667][  T737]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.203811][  T737]  __sys_sendmsg (net/socket.c:2784)
[   19.203950][  T737]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.204083][  T737]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.204255][  T737]  ? 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)
[   19.204389][  T737]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.204521][  T737]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.204654][  T737]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.204786][  T737]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.204927][  T737]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.205095][  T737] RIP: 0033:0x7f9a4fbad08e
[   19.205236][  T737] 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
[   19.205709][  T737] RSP: 002b:00007ffc7c3db300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.205912][  T737] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9a4fbad08e
[   19.206116][  T737] RDX: 0000000000000000 RSI: 00007ffc7c3db3b0 RDI: 0000000000000005
[   19.206315][  T737] RBP: 00007ffc7c3db310 R08: 0000000000000000 R09: 0000000000000000
[   19.206515][  T737] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   19.206713][  T737] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7c3dba70
| [   19.434491][  T763] ------------[ cut here ]------------
| [   19.434678][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/763
| [   19.434924][  T763] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.435471][  T763] Tainted: [W]=WARN
[   19.435602][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.435773][  T763] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.435945][  T763] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.436411][  T763] RSP: 0018:ffa0000001627060 EFLAGS: 00010286
[   19.436579][  T763] RAX: 00000000ffffffa6 RBX: ff11000005dc01c0 RCX: 1ff40000002c4dd2
[   19.436782][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0270
[   19.437376][  T763] RBP: ff1100000cb7c000 R08: 1fe2200000bb804f R09: ff1100000d650b58
[   19.437571][  T763] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   19.437763][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001627100
[   19.437967][  T763] FS:  00007ff6466ba840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   19.438200][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.438366][  T763] CR2: 000000003cc01988 CR3: 000000000f72f003 CR4: 0000000000771ef0
[   19.438560][  T763] PKRU: 55555554
[   19.438657][  T763] Call Trace:
[   19.438756][  T763]  <TASK>
[   19.438824][  T763]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.438963][  T763]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.439062][  T763]  netif_close_many (net/core/dev.c:1804)
[   19.439193][  T763]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.439325][  T763]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.439454][  T763]  ? __dev_close_many (net/core/dev.c:1781)
[   19.439583][  T763]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.439742][  T763]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.439909][  T763]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.440037][  T763]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.440199][  T763]  ? 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)
[   19.440328][  T763]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.440458][  T763]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.440618][  T763]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.440745][  T763]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.440879][  T763]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   19.441008][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.441141][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.441271][  T763]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.441399][  T763]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.441529][  T763]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.441676][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.441803][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.441937][  T763]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.442068][  T763]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.442254][  T763]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.442381][  T763]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   19.442513][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.442641][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.442770][  T763]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.442904][  T763]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.443034][  T763]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.443169][  T763]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.443298][  T763]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.443427][  T763]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.443555][  T763]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.443685][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.443813][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.443950][  T763]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.444081][  T763]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.444215][  T763]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.444347][  T763]  ? 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))
[   19.444476][  T763]  ? 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))
[   19.444607][  T763]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.444738][  T763]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.444874][  T763]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.445005][  T763]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.445138][  T763]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.445268][  T763]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.445401][  T763]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.445531][  T763]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.445659][  T763]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.445817][  T763]  ? move_addr_to_kernel (net/socket.c:258)
[   19.445953][  T763]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.446091][  T763]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.446223][  T763]  ___sys_sendmsg (net/socket.c:2752)
[   19.446352][  T763]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.446513][  T763]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.446655][  T763]  __sys_sendmsg (net/socket.c:2784)
[   19.446788][  T763]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.446924][  T763]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.447093][  T763]  ? 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)
[   19.447227][  T763]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.447358][  T763]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.447488][  T763]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.447620][  T763]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.447754][  T763]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.447924][  T763] RIP: 0033:0x7ff6468f408e
[   19.448062][  T763] 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
[   19.448529][  T763] RSP: 002b:00007ffe660507d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.448723][  T763] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff6468f408e
[   19.448922][  T763] RDX: 0000000000000000 RSI: 00007ffe66050880 RDI: 0000000000000005
[   19.449119][  T763] RBP: 00007ffe660507e0 R08: 0000000000000000 R09: 0000000000000000
[   19.449314][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   19.449508][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe66050f40
| [   19.457856][  T763] ------------[ cut here ]------------
| [   19.458541][  T763] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/763
| [   19.458765][  T763] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.459334][  T763] Tainted: [W]=WARN
[   19.459429][  T763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.459637][  T763] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.459804][  T763] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.460316][  T763] RSP: 0018:ffa0000001627190 EFLAGS: 00010286
[   19.460478][  T763] RAX: 00000000ffffffa6 RBX: ff1100000d575cc0 RCX: 1ff40000002c4df8
[   19.460665][  T763] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d575d70
[   19.460851][  T763] RBP: ff1100000cb7c000 R08: 1fe2200001aaebaf R09: ff1100000d650b58
[   19.461097][  T763] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.461283][  T763] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.461469][  T763] FS:  00007ff6466ba840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   19.461689][  T763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.461846][  T763] CR2: 000000003cc01988 CR3: 000000000f72f003 CR4: 0000000000771ef0
[   19.462096][  T763] PKRU: 55555554
[   19.462191][  T763] Call Trace:
[   19.462285][  T763]  <TASK>
[   19.462350][  T763]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.462509][  T763]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.462663][  T763]  ? 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)
[   19.462791][  T763]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.462975][  T763]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.463136][  T763]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.463264][  T763]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   19.463389][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.463518][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.463646][  T763]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.463771][  T763]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.463948][  T763]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.464099][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.464225][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.464351][  T763]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.464476][  T763]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.464604][  T763]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.464729][  T763]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   19.464856][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.465033][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.465159][  T763]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.465283][  T763]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.465417][  T763]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.465543][  T763]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.465669][  T763]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.465797][  T763]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.465975][  T763]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.466104][  T763]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.466232][  T763]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.466359][  T763]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.466487][  T763]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.466617][  T763]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.466750][  T763]  ? 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))
[   19.466934][  T763]  ? 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))
[   19.467061][  T763]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.467191][  T763]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.467316][  T763]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.467443][  T763]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.467572][  T763]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.467697][  T763]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.467824][  T763]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.468009][  T763]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.468138][  T763]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.468290][  T763]  ? move_addr_to_kernel (net/socket.c:258)
[   19.468416][  T763]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.468544][  T763]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.468669][  T763]  ___sys_sendmsg (net/socket.c:2752)
[   19.468794][  T763]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.469006][  T763]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.469145][  T763]  __sys_sendmsg (net/socket.c:2784)
[   19.469269][  T763]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.469394][  T763]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.469554][  T763]  ? 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)
[   19.469680][  T763]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.469806][  T763]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.469985][  T763]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.470114][  T763]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.470240][  T763]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.470395][  T763] RIP: 0033:0x7ff6468f408e
[   19.470527][  T763] 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
[   19.471026][  T763] RSP: 002b:00007ffe660507d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.471218][  T763] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff6468f408e
[   19.471402][  T763] RDX: 0000000000000000 RSI: 00007ffe66050880 RDI: 0000000000000005
[   19.471588][  T763] RBP: 00007ffe660507e0 R08: 0000000000000000 R09: 0000000000000000
[   19.471774][  T763] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb38
[   19.472015][  T763] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe66050f40
| [   19.654545][  T164] ------------[ cut here ]------------
| [   19.654800][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.655177][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.655873][  T164] Tainted: [W]=WARN
[   19.655989][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.656181][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.656378][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.656917][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   19.657112][  T164] RAX: 00000000ffffffa6 RBX: ff1100000aedfb40 RCX: 1ff40000000feebf
[   19.657335][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedfbf0
[   19.657563][  T164] RBP: ff11000011982000 R08: 1fe22000015dbf7f R09: ff1100000c015220
[   19.657787][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   19.658016][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   19.658248][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.658515][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.658708][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   19.658940][  T164] PKRU: 55555554
[   19.659053][  T164] Call Trace:
[   19.659249][  T164]  <TASK>
[   19.659331][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.659486][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.659602][  T164]  netif_close_many (net/core/dev.c:1804)
[   19.659755][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.659913][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   19.660063][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.660217][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.660372][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   19.660557][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   19.660741][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.660897][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   19.661066][  T164]  ? __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)
[   19.661224][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   19.661370][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.661554][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.661701][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.661848][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.662000][  T164]  ? 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)
[   19.662155][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.662305][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.662452][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.662602][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.662754][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.662910][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.663100][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.663289][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.663438][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.663587][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.663772][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.663926][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.664074][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.664227][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.664376][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.664492][  T164]  new_sync_write (fs/read_write.c:595)
[   19.664642][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.664794][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.664954][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.665107][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.665260][  T164]  vfs_write (fs/read_write.c:688)
[   19.665375][  T164]  ksys_write (fs/read_write.c:740)
[   19.665488][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.665640][  T164]  ? 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)
[   19.665788][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.665942][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.666091][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.666240][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.666386][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.666571][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.666726][  T164] 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
[   19.667254][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.667480][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.667701][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.667928][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.668155][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.668378][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.680381][  T164] ------------[ cut here ]------------
| [   19.680545][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   19.680844][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.681510][  T164] Tainted: [W]=WARN
[   19.681625][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.681814][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.682014][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.682556][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   19.682747][  T164] RAX: 00000000ffffffa6 RBX: ff110000051cb840 RCX: 1ff40000000fee81
[   19.682978][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cb8f0
[   19.683207][  T164] RBP: ff110000119ca000 R08: 1fe2200000a3971f R09: ff1100000c0151f8
[   19.683434][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.683659][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02000
[   19.683891][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   19.684157][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.684347][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   19.684575][  T164] PKRU: 55555554
[   19.684687][  T164] Call Trace:
[   19.684800][  T164]  <TASK>
[   19.684882][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.685036][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.685156][  T164]  netif_close_many (net/core/dev.c:1804)
[   19.685306][  T164]  ? 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)
[   19.685457][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   19.685608][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.685796][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.685989][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   19.686150][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.686339][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.686493][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.686683][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.686839][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.687000][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.687195][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.687383][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.687535][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.687684][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.687836][  T164]  ? 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)
[   19.687993][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.688146][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.688298][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.688449][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.688602][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.688754][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.688948][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.689140][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.689292][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.689443][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.689629][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.689778][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.689933][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.690082][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.690238][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.690351][  T164]  new_sync_write (fs/read_write.c:595)
[   19.690504][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.690653][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.690803][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.690955][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.691111][  T164]  vfs_write (fs/read_write.c:688)
[   19.691226][  T164]  ksys_write (fs/read_write.c:740)
[   19.691342][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.691492][  T164]  ? 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)
[   19.691641][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.691792][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.691946][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.692099][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.692249][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.692437][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.692594][  T164] 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
[   19.693131][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.693357][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.693581][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.693802][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.694026][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.694252][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.697034][  T164] ------------[ cut here ]------------
| [   19.697191][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   19.697487][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.698731][  T164] Tainted: [W]=WARN
[   19.698846][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.699040][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.699237][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.699761][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   19.699951][  T164] RAX: 00000000ffffffa6 RBX: ff1100000d5713c0 RCX: 1ff40000000fee81
[   19.700174][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571470
[   19.700395][  T164] RBP: ff1100000bb02000 R08: 1fe2200001aae28f R09: ff1100000c0151f8
[   19.700617][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.700839][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12000
[   19.701066][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   19.701332][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.701520][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   19.701743][  T164] PKRU: 55555554
[   19.701856][  T164] Call Trace:
[   19.701973][  T164]  <TASK>
[   19.702052][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   19.702206][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.702355][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.702506][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.702621][  T164]  netif_close_many (net/core/dev.c:1804)
[   19.702771][  T164]  ? 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)
[   19.702926][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   19.703077][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.703267][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.703453][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   19.703606][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.703793][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.703950][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.704141][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.704296][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.704446][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.704632][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.704818][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.704973][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.705125][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.705277][  T164]  ? 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)
[   19.705429][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.705578][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.705728][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.705884][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.706037][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.706191][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.706378][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.706566][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.706716][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.706872][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.707058][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.707211][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.707360][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.707507][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.707658][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.707771][  T164]  new_sync_write (fs/read_write.c:595)
[   19.707928][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.708076][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.708230][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.708378][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.708531][  T164]  vfs_write (fs/read_write.c:688)
[   19.708645][  T164]  ksys_write (fs/read_write.c:740)
[   19.708761][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.708914][  T164]  ? 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)
[   19.709063][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.709215][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.709368][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.709518][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.709668][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.709853][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.710017][  T164] 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
[   19.710549][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.710775][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.711006][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.711232][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.711453][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.711674][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.725487][  T164] ------------[ cut here ]------------
| [   19.725648][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   19.725951][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.726596][  T164] Tainted: [W]=WARN
[   19.726710][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.726902][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.727099][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.727627][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   19.727816][  T164] RAX: 00000000ffffffa6 RBX: ff1100000bbe2640 RCX: 1ff40000000fee81
[   19.728044][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe26f0
[   19.728268][  T164] RBP: ff1100000cc12000 R08: 1fe220000177c4df R09: ff1100000c0151f8
[   19.728488][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.728709][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0ea000
[   19.728939][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   19.729202][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.729391][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   19.729615][  T164] PKRU: 55555554
[   19.729728][  T164] Call Trace:
[   19.729840][  T164]  <TASK>
[   19.729922][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   19.730073][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.730226][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.730377][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.730490][  T164]  netif_close_many (net/core/dev.c:1804)
[   19.730639][  T164]  ? 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)
[   19.730788][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   19.730941][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.731132][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.731317][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   19.731471][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.731659][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.731811][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.732006][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.732164][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.732316][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.732505][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.732690][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.732840][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.733001][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.733159][  T164]  ? 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)
[   19.733310][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.733462][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.733616][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.733768][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.733926][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.734080][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.734276][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.734465][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.734617][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.734768][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.734960][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.735111][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.735264][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.735414][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.735563][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.735675][  T164]  new_sync_write (fs/read_write.c:595)
[   19.735827][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.735984][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.736140][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.736293][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.736451][  T164]  vfs_write (fs/read_write.c:688)
[   19.736567][  T164]  ksys_write (fs/read_write.c:740)
[   19.736680][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.736831][  T164]  ? 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)
[   19.736987][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.737140][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.737294][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.737445][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.737595][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.737781][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.737945][  T164] 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
[   19.738482][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.738712][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.738943][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.739168][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.739392][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.739615][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.742142][  T164] ------------[ cut here ]------------
| [   19.742294][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   19.742589][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.743357][  T164] Tainted: [W]=WARN
[   19.743470][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.743660][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.743854][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.744397][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   19.744593][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1db40 RCX: 1ff40000000fee81
[   19.744821][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1dbf0
[   19.745052][  T164] RBP: ff1100000c0ea000 R08: 1fe2200001363b7f R09: ff1100000c0151f8
[   19.745276][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.745496][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd52000
[   19.745722][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   19.745989][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.746177][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   19.746402][  T164] PKRU: 55555554
[   19.746522][  T164] Call Trace:
[   19.746636][  T164]  <TASK>
[   19.746714][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   19.746885][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.747033][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.747186][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.747300][  T164]  netif_close_many (net/core/dev.c:1804)
[   19.747448][  T164]  ? 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)
[   19.747600][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   19.747748][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.747940][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.748129][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   19.748280][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.748466][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.748617][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.748804][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.748961][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.749119][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.749304][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.749488][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.749635][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.749783][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.749937][  T164]  ? 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)
[   19.750086][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.750237][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.750385][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.750536][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.750687][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.750838][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.751033][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.751224][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.751373][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.751523][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.751710][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.751858][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.752014][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.752168][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.752317][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.752429][  T164]  new_sync_write (fs/read_write.c:595)
[   19.752580][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.752731][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.752888][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.753037][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.753192][  T164]  vfs_write (fs/read_write.c:688)
[   19.753311][  T164]  ksys_write (fs/read_write.c:740)
[   19.753424][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.753575][  T164]  ? 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)
[   19.753723][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.753876][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.754023][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.754173][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.754321][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.754508][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.754662][  T164] 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
[   19.755196][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.755422][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.755644][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.755869][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.756094][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.756315][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.759158][  T164] ------------[ cut here ]------------
| [   19.759311][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   19.759607][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.760685][  T164] Tainted: [W]=WARN
[   19.760797][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.761052][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.761247][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.761768][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   19.762019][  T164] RAX: 00000000ffffffa6 RBX: ff11000001f2f6c0 RCX: 1ff40000000fee81
[   19.762244][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000001f2f770
[   19.762528][  T164] RBP: ff1100000cd52000 R08: 1fe22000003e5eef R09: ff1100000c0151f8
[   19.762749][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   19.763033][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cdaa000
[   19.763261][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   19.763520][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.763705][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   19.763992][  T164] PKRU: 55555554
[   19.764104][  T164] Call Trace:
[   19.764218][  T164]  <TASK>
[   19.764294][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   19.764442][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.764591][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.764740][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.764853][  T164]  netif_close_many (net/core/dev.c:1804)
[   19.765066][  T164]  ? 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)
[   19.765216][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   19.765366][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.765553][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.765735][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   19.765953][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.766142][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.766294][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.766482][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.766748][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.766964][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.767156][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.767339][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.767487][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.767636][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.767953][  T164]  ? 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)
[   19.768109][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.768256][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.768403][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.768553][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.768704][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.769021][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.769209][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.769395][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.769545][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.769693][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.769938][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.770086][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.770237][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.770484][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.770634][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.770746][  T164]  new_sync_write (fs/read_write.c:595)
[   19.770959][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.771111][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.771260][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.771407][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.771661][  T164]  vfs_write (fs/read_write.c:688)
[   19.771775][  T164]  ksys_write (fs/read_write.c:740)
[   19.771952][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.772101][  T164]  ? 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)
[   19.772249][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.772401][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.772549][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.772800][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.773013][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.773205][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.773358][  T164] 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
[   19.774058][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.774286][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.774511][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.774732][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.775126][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.775348][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.778817][  T164] ------------[ cut here ]------------
| [   19.778997][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.779300][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.779946][  T164] Tainted: [W]=WARN
[   19.780060][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.780252][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.780451][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.780992][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   19.781186][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c9d6640 RCX: 1ff40000000fee81
[   19.781410][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9d66f0
[   19.781636][  T164] RBP: ff1100000cdaa000 R08: 1fe220000193acdf R09: ff1100000c0151f8
[   19.781858][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   19.782090][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   19.782319][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.782582][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.782773][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   19.783003][  T164] PKRU: 55555554
[   19.783121][  T164] Call Trace:
[   19.783233][  T164]  <TASK>
[   19.783314][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   19.783467][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.783618][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   19.783770][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.783892][  T164]  netif_close_many (net/core/dev.c:1804)
[   19.784046][  T164]  ? 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)
[   19.784201][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   19.784352][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.784542][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.784732][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   19.784895][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.785084][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.785241][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.785431][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.785587][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.785742][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.785940][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.786129][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.786280][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.786431][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.786582][  T164]  ? 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)
[   19.786736][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.786897][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.787049][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.787206][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.787361][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.787515][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.787708][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.787907][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.788060][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.788215][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.788401][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.788550][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.788702][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.788850][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.789007][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.789126][  T164]  new_sync_write (fs/read_write.c:595)
[   19.789276][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.789426][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.789578][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.789731][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.789892][  T164]  vfs_write (fs/read_write.c:688)
[   19.790008][  T164]  ksys_write (fs/read_write.c:740)
[   19.790127][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.790278][  T164]  ? 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)
[   19.790428][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.790580][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.790731][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.790882][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.791035][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.791228][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.791386][  T164] 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
[   19.791925][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.792156][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.792381][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.792609][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.792868][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.793102][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.811158][  T164] ------------[ cut here ]------------
| [   19.811319][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.811603][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.812225][  T164] Tainted: [W]=WARN
[   19.812336][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.812519][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.812709][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.813529][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   19.813712][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c9d79c0 RCX: 1ff40000000feea7
[   19.813934][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9d7a70
[   19.814150][  T164] RBP: ff110000119ca000 R08: 1fe220000193af4f R09: ff1100000c0151f8
[   19.814366][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.814579][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.814794][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.815051][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.815237][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   19.815453][  T164] PKRU: 55555554
[   19.815561][  T164] Call Trace:
[   19.815669][  T164]  <TASK>
[   19.815743][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.815932][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.816115][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.816263][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.816442][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.816589][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.816736][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.816924][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.817107][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.817251][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.817393][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.817536][  T164]  ? 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)
[   19.817681][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.817824][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.817972][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.818122][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.818269][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.818413][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.818593][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.818773][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.818923][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.819066][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.819252][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.819395][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.819538][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.819680][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.819822][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.819935][  T164]  new_sync_write (fs/read_write.c:595)
[   19.820079][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.820229][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.820374][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.820516][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.820664][  T164]  vfs_write (fs/read_write.c:688)
[   19.820774][  T164]  ksys_write (fs/read_write.c:740)
[   19.820889][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.821032][  T164]  ? 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)
[   19.821182][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.821328][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.821471][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.821614][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.821758][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.821941][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.822093][  T164] 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
[   19.822604][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.822821][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.823038][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.823256][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.823471][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.823685][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.827128][  T164] ------------[ cut here ]------------
| [   19.827278][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.827563][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.828191][  T164] Tainted: [W]=WARN
[   19.828300][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.828480][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.828667][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.829188][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   19.829369][  T164] RAX: 00000000ffffffa6 RBX: ff1100000bbe2f40 RCX: 1ff40000000feea7
[   19.829585][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2ff0
[   19.829800][  T164] RBP: ff1100000bb02000 R08: 1fe220000177c5ff R09: ff1100000c0151f8
[   19.830016][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.830238][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.830457][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.830709][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.830896][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   19.831116][  T164] PKRU: 55555554
[   19.831224][  T164] Call Trace:
[   19.831332][  T164]  <TASK>
[   19.831406][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.831590][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.831772][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.831926][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.832113][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.832262][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.832409][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.832590][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.832766][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.832914][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.833060][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.833206][  T164]  ? 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)
[   19.833353][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.833497][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.833641][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.833789][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.833941][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.834085][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.834271][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.834453][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.834600][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.834745][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.834931][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.835074][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.835222][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.835365][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.835509][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.835619][  T164]  new_sync_write (fs/read_write.c:595)
[   19.835764][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.835914][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.836057][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.836203][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.836350][  T164]  vfs_write (fs/read_write.c:688)
[   19.836460][  T164]  ksys_write (fs/read_write.c:740)
[   19.836570][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.836714][  T164]  ? 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)
[   19.836855][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.837006][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.837153][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.837296][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.837439][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.837616][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.837765][  T164] 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
[   19.838281][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.838497][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.838711][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.838932][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.839149][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.839363][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.843133][  T164] ------------[ cut here ]------------
| [   19.843278][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.843561][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.844508][  T164] Tainted: [W]=WARN
[   19.844618][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.845008][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.845199][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.845714][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   19.845900][  T164] RAX: 00000000ffffffa6 RBX: ff11000009ff6640 RCX: 1ff40000000feea7
[   19.846120][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff66f0
[   19.846338][  T164] RBP: ff1100000cc12000 R08: 1fe22000013fecdf R09: ff1100000c0151f8
[   19.846555][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.846769][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.847023][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.847278][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.847459][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   19.847675][  T164] PKRU: 55555554
[   19.847783][  T164] Call Trace:
[   19.847895][  T164]  <TASK>
[   19.847969][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.848157][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.848337][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.848486][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.848669][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.848817][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.848968][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.849153][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.849431][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.849577][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.849720][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.849965][  T164]  ? 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)
[   19.850116][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.850260][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.850403][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.850549][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.850697][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.850843][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.851029][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.851215][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.851359][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.851504][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.851684][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.851826][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.851973][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.852117][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.852260][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.852369][  T164]  new_sync_write (fs/read_write.c:595)
[   19.852512][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.852656][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.852803][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.853160][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.853312][  T164]  vfs_write (fs/read_write.c:688)
[   19.853424][  T164]  ksys_write (fs/read_write.c:740)
[   19.853533][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.853676][  T164]  ? 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)
[   19.853818][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.853966][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.854113][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.854256][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.854399][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.854576][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.854724][  T164] 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
[   19.855240][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.855456][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.855668][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.855885][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.856103][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.856317][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.862876][  T164] ------------[ cut here ]------------
| [   19.863033][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.863323][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.864094][  T164] Tainted: [W]=WARN
[   19.864205][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.864384][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.864570][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.865207][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   19.865389][  T164] RAX: 00000000ffffffa6 RBX: ff11000008fd30c0 RCX: 1ff40000000feea7
[   19.865604][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008fd3170
[   19.865818][  T164] RBP: ff1100000c0ea000 R08: 1fe22000011fa62f R09: ff1100000c0151f8
[   19.866155][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.866370][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.866584][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.866837][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.867143][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   19.867361][  T164] PKRU: 55555554
[   19.867467][  T164] Call Trace:
[   19.867573][  T164]  <TASK>
[   19.867647][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.867827][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.868132][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.868281][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.868463][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.868609][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.868755][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.869044][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.869225][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.869367][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.869511][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.869655][  T164]  ? 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)
[   19.869798][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.870048][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.870193][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.870338][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.870483][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.870626][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.870806][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.871059][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.871207][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.871351][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.871530][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.871672][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.871813][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.872062][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.872206][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.872313][  T164]  new_sync_write (fs/read_write.c:595)
[   19.872456][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.872597][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.872739][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.872941][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.873087][  T164]  vfs_write (fs/read_write.c:688)
[   19.873199][  T164]  ksys_write (fs/read_write.c:740)
[   19.873307][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.873447][  T164]  ? 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)
[   19.873589][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.873731][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.873932][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.874073][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.874219][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.874398][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.874544][  T164] 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
[   19.875114][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.875334][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.875544][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.875755][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.876026][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.876239][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.880715][  T164] ------------[ cut here ]------------
| [   19.880872][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.881164][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.881776][  T164] Tainted: [W]=WARN
[   19.881890][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.882070][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.882260][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.882766][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   19.882950][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c11c340 RCX: 1ff40000000feea7
[   19.883170][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c11c3f0
[   19.883385][  T164] RBP: ff1100000cd52000 R08: 1fe220000182387f R09: ff1100000c0151f8
[   19.883598][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.883811][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.884030][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.884285][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.884466][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   19.884680][  T164] PKRU: 55555554
[   19.884788][  T164] Call Trace:
[   19.884902][  T164]  <TASK>
[   19.884976][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.885160][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.885341][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.885489][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.885670][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.885818][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.886595][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.886777][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.887015][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.887161][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.887305][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.887449][  T164]  ? 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)
[   19.887595][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.887739][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.887945][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.888094][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.888240][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.888386][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.888566][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.888804][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.889008][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.889153][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.889332][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.889474][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.889617][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.889759][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.889962][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.890072][  T164]  new_sync_write (fs/read_write.c:595)
[   19.890222][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.890366][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.890511][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.890653][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.890801][  T164]  vfs_write (fs/read_write.c:688)
[   19.890970][  T164]  ksys_write (fs/read_write.c:740)
[   19.891080][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.891227][  T164]  ? 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)
[   19.891372][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.891515][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.891657][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.891801][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.892004][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.892185][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.892333][  T164] 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
[   19.892843][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.893122][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.893336][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.893550][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.893764][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.894037][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.899456][  T164] ------------[ cut here ]------------
| [   19.899617][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   19.899910][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.900535][  T164] Tainted: [W]=WARN
[   19.900644][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.900823][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.901016][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.901524][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   19.901704][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c11db40 RCX: 1ff40000000feea7
[   19.901923][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c11dbf0
[   19.902140][  T164] RBP: ff1100000cdaa000 R08: 1fe2200001823b7f R09: ff1100000c0151f8
[   19.902354][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   19.902567][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.902783][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   19.903041][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.903225][  T164] CR2: 000055aa93d206c0 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   19.903446][  T164] PKRU: 55555554
[   19.903555][  T164] Call Trace:
[   19.903662][  T164]  <TASK>
[   19.903737][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.904008][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.904195][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   19.904344][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   19.904528][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   19.904677][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   19.904824][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   19.905117][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.905379][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.905524][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.905666][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.905810][  T164]  ? 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)
[   19.906063][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.906209][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.906351][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.906498][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.906645][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.906789][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.907068][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.907253][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.907398][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.907542][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.907722][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.907950][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.908097][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.908240][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.908384][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.908494][  T164]  new_sync_write (fs/read_write.c:595)
[   19.908637][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.908780][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.908985][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.909134][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.909281][  T164]  vfs_write (fs/read_write.c:688)
[   19.909392][  T164]  ksys_write (fs/read_write.c:740)
[   19.909502][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.909645][  T164]  ? 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)
[   19.909787][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.909992][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.910138][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.910280][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.910424][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.910602][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.910751][  T164] 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
[   19.911338][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.911553][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.911767][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.912052][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.912265][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.912476][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.916410][  T164] ------------[ cut here ]------------
| [   19.916559][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   19.916827][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.917438][  T164] Tainted: [W]=WARN
[   19.917542][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.917712][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.917900][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.918388][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   19.918567][  T164] RAX: 00000000ffffffa6 RBX: ff11000005dc1840 RCX: 1ff40000000feeef
[   19.918772][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc18f0
[   19.919042][  T164] RBP: ff11000011982000 R08: 1fe2200000bb831f R09: ff1100000c0151f8
[   19.919309][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   19.919513][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   19.919718][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   19.920018][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.920195][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   19.920400][  T164] PKRU: 55555554
[   19.920503][  T164] Call Trace:
[   19.920604][  T164]  <TASK>
[   19.920675][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   19.920849][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.921078][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   19.921219][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   19.921355][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   19.921492][  T164]  ? 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)
[   19.921630][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   19.921766][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.921960][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.922103][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   19.922244][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   19.922381][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   19.922553][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   19.922724][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   19.922919][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   19.923055][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   19.923230][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   19.923366][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   19.923502][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   19.923637][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   19.923772][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   19.923931][  T164]  new_sync_write (fs/read_write.c:595)
[   19.924068][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.924208][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   19.924347][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.924484][  T164]  ? ksys_write (fs/read_write.c:740)
[   19.924624][  T164]  vfs_write (fs/read_write.c:688)
[   19.924730][  T164]  ksys_write (fs/read_write.c:740)
[   19.924835][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   19.925027][  T164]  ? 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)
[   19.925167][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.925304][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.925441][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.925577][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.925713][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.925950][  T164] RIP: 0033:0x7f4f5d5d508e
[   19.926096][  T164] 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
[   19.926579][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   19.926785][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   19.927057][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   19.927262][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   19.927466][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   19.927670][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   19.979594][  T785] ------------[ cut here ]------------
| [   19.979763][  T785] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/785
| [   19.980042][  T785] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.980627][  T785] Tainted: [W]=WARN
[   19.980732][  T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.980909][  T785] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.981084][  T785] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.981564][  T785] RSP: 0018:ffa0000001717060 EFLAGS: 00010286
[   19.981737][  T785] RAX: 00000000ffffffa6 RBX: ff110000051cbcc0 RCX: 1ff40000002e2dd2
[   19.981946][  T785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cbd70
[   19.982155][  T785] RBP: ff11000009c04000 R08: 1fe2200000a397af R09: ff1100000cd02e58
[   19.982358][  T785] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   19.982563][  T785] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001717100
[   19.982766][  T785] FS:  00007f7f20c10840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   19.983009][  T785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.983187][  T785] CR2: 00007f7f20ee01a0 CR3: 0000000012265006 CR4: 0000000000771ef0
[   19.983388][  T785] PKRU: 55555554
[   19.983489][  T785] Call Trace:
[   19.983587][  T785]  <TASK>
[   19.983657][  T785]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   19.983792][  T785]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   19.983901][  T785]  netif_close_many (net/core/dev.c:1804)
[   19.984036][  T785]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   19.984174][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.984310][  T785]  ? __dev_close_many (net/core/dev.c:1781)
[   19.984447][  T785]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   19.984618][  T785]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   19.984797][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.984938][  T785]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   19.985102][  T785]  ? 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)
[   19.985231][  T785]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   19.985360][  T785]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   19.985523][  T785]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   19.985653][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.985784][  T785]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   19.986004][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.986137][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.986266][  T785]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.986393][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.986521][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.986668][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.986796][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.986998][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   19.987129][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.987256][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.987385][  T785]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   19.987515][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.987643][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.987771][  T785]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.987982][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   19.988190][  T785]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   19.988320][  T785]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   19.988448][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.988575][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.988701][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.988829][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   19.989039][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   19.989170][  T785]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   19.989298][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.989425][  T785]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.989554][  T785]  ? 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))
[   19.989681][  T785]  ? 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))
[   19.989810][  T785]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.990015][  T785]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.990146][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   19.990274][  T785]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   19.990403][  T785]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   19.990531][  T785]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   19.990661][  T785]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   19.990790][  T785]  ? copy_msghdr_from_user (net/socket.c:2635)
[   19.991001][  T785]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   19.991160][  T785]  ? move_addr_to_kernel (net/socket.c:258)
[   19.991288][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.991416][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   19.991544][  T785]  ___sys_sendmsg (net/socket.c:2752)
[   19.991669][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   19.991827][  T785]  ? copy_msghdr_from_user (net/socket.c:2603)
[   19.991978][  T785]  __sys_sendmsg (net/socket.c:2784)
[   19.992109][  T785]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   19.992235][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   19.992398][  T785]  ? 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)
[   19.992526][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   19.992654][  T785]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   19.992781][  T785]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   19.992912][  T785]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   19.993040][  T785]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.993201][  T785] RIP: 0033:0x7f7f20e4a08e
[   19.993335][  T785] 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
[   19.993789][  T785] RSP: 002b:00007ffdf6bc7ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.993988][  T785] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7f20e4a08e
[   19.994182][  T785] RDX: 0000000000000000 RSI: 00007ffdf6bc7f70 RDI: 0000000000000005
[   19.994372][  T785] RBP: 00007ffdf6bc7ed0 R08: 0000000000000000 R09: 0000000000000000
[   19.994562][  T785] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   19.994751][  T785] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf6bc8630
| [   19.997462][  T785] ------------[ cut here ]------------
| [   19.997588][  T785] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/785
| [   19.997801][  T785] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   19.998318][  T785] Tainted: [W]=WARN
[   19.998412][  T785] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.998566][  T785] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   19.998726][  T785] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   19.999175][  T785] RSP: 0018:ffa0000001717190 EFLAGS: 00010286
[   19.999331][  T785] RAX: 00000000ffffffa6 RBX: ff1100000b1427c0 RCX: 1ff40000002e2df8
[   19.999514][  T785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b142870
[   19.999699][  T785] RBP: ff11000009c04000 R08: 1fe220000162850f R09: ff1100000cd02e58
[   19.999888][  T785] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.000072][  T785] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.000262][  T785] FS:  00007f7f20c10840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   20.000478][  T785] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.000632][  T785] CR2: 00007f7f20ee01a0 CR3: 0000000012265006 CR4: 0000000000771ef0
[   20.000817][  T785] PKRU: 55555554
[   20.000915][  T785] Call Trace:
[   20.001007][  T785]  <TASK>
[   20.001071][  T785]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.001230][  T785]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   20.001385][  T785]  ? 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)
[   20.001508][  T785]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   20.001630][  T785]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   20.001784][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.001913][  T785]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   20.002037][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.002161][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.002286][  T785]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.002409][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.002532][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.002674][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.002798][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.002933][  T785]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.003056][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.003184][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.003307][  T785]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   20.003432][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.003554][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.003676][  T785]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.003800][  T785]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.003930][  T785]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.004067][  T785]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.004194][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.004316][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.004439][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.004575][  T785]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.004698][  T785]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.004822][  T785]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.004951][  T785]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.005075][  T785]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.005206][  T785]  ? 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))
[   20.005329][  T785]  ? 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))
[   20.005454][  T785]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.005579][  T785]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.005702][  T785]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.005827][  T785]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.005963][  T785]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.006094][  T785]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.006220][  T785]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.006342][  T785]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.006465][  T785]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.006617][  T785]  ? move_addr_to_kernel (net/socket.c:258)
[   20.006741][  T785]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.006869][  T785]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.007002][  T785]  ___sys_sendmsg (net/socket.c:2752)
[   20.007128][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.007285][  T785]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.007421][  T785]  __sys_sendmsg (net/socket.c:2784)
[   20.007545][  T785]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.007666][  T785]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.007821][  T785]  ? 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)
[   20.007954][  T785]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.008079][  T785]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.008203][  T785]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.008326][  T785]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.008450][  T785]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.008603][  T785] RIP: 0033:0x7f7f20e4a08e
[   20.008732][  T785] 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
[   20.009177][  T785] RSP: 002b:00007ffdf6bc7ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.009362][  T785] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7f20e4a08e
[   20.009546][  T785] RDX: 0000000000000000 RSI: 00007ffdf6bc7f70 RDI: 0000000000000005
[   20.009736][  T785] RBP: 00007ffdf6bc7ed0 R08: 0000000000000000 R09: 0000000000000000
[   20.009926][  T785] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.010118][  T785] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf6bc8630
| [   20.056523][  T786] ------------[ cut here ]------------
| [   20.056677][  T786] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/786
| [   20.056940][  T786] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.057528][  T786] Tainted: [W]=WARN
[   20.057634][  T786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.057809][  T786] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.057990][  T786] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.058473][  T786] RSP: 0018:ffa0000001717060 EFLAGS: 00010286
[   20.058644][  T786] RAX: 00000000ffffffa6 RBX: ff1100000d5704c0 RCX: 1ff40000002e2dd2
[   20.058844][  T786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d570570
[   20.059063][  T786] RBP: ff11000009d8c000 R08: 1fe2200001aae0af R09: ff1100000cd00b58
[   20.059266][  T786] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   20.059465][  T786] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001717100
[   20.059667][  T786] FS:  00007f5b27634840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   20.059909][  T786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.060076][  T786] CR2: 000000002cd3d988 CR3: 0000000012266003 CR4: 0000000000771ef0
[   20.060284][  T786] PKRU: 55555554
[   20.060383][  T786] Call Trace:
[   20.060483][  T786]  <TASK>
[   20.060553][  T786]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.060688][  T786]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.060790][  T786]  netif_close_many (net/core/dev.c:1804)
[   20.060928][  T786]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.061059][  T786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.061194][  T786]  ? __dev_close_many (net/core/dev.c:1781)
[   20.061326][  T786]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   20.061491][  T786]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   20.061656][  T786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.061787][  T786]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   20.061958][  T786]  ? 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)
[   20.062093][  T786]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   20.062224][  T786]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   20.062389][  T786]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   20.062522][  T786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.062655][  T786]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   20.062787][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.062924][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.063057][  T786]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.063191][  T786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.063321][  T786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.063471][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.063604][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.063736][  T786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.063873][  T786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.064005][  T786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.064140][  T786]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   20.064274][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.064405][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.064538][  T786]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.064670][  T786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.064804][  T786]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.064941][  T786]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.065072][  T786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.065207][  T786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.065338][  T786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.065473][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.065605][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.065739][  T786]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.065875][  T786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.066008][  T786]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.066146][  T786]  ? 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))
[   20.066277][  T786]  ? 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))
[   20.066411][  T786]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.066545][  T786]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.066677][  T786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.066809][  T786]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.066946][  T786]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.067079][  T786]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.067216][  T786]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.067349][  T786]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.067480][  T786]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.067644][  T786]  ? move_addr_to_kernel (net/socket.c:258)
[   20.067776][  T786]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.067911][  T786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.068046][  T786]  ___sys_sendmsg (net/socket.c:2752)
[   20.068180][  T786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.068344][  T786]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.068490][  T786]  __sys_sendmsg (net/socket.c:2784)
[   20.068622][  T786]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.068752][  T786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.068926][  T786]  ? 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)
[   20.069058][  T786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.069195][  T786]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.069327][  T786]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.069458][  T786]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.069592][  T786]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.069754][  T786] RIP: 0033:0x7f5b2786e08e
[   20.069896][  T786] 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
[   20.070361][  T786] RSP: 002b:00007ffc73f88fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.070560][  T786] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5b2786e08e
[   20.070756][  T786] RDX: 0000000000000000 RSI: 00007ffc73f89070 RDI: 0000000000000005
[   20.070957][  T786] RBP: 00007ffc73f88fd0 R08: 0000000000000000 R09: 0000000000000000
[   20.071156][  T786] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.071354][  T786] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc73f89730
| [   20.080774][  T786] ------------[ cut here ]------------
| [   20.080925][  T786] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/786
| [   20.081162][  T786] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.081685][  T786] Tainted: [W]=WARN
[   20.081782][  T786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.081949][  T786] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.082123][  T786] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.082580][  T786] RSP: 0018:ffa0000001717190 EFLAGS: 00010286
[   20.082741][  T786] RAX: 00000000ffffffa6 RBX: ff1100000b310040 RCX: 1ff40000002e2df8
[   20.082938][  T786] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3100f0
[   20.083132][  T786] RBP: ff11000009d8c000 R08: 1fe220000166201f R09: ff1100000cd00b58
[   20.083321][  T786] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.083510][  T786] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   20.083702][  T786] FS:  00007f5b27634840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   20.083933][  T786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.084095][  T786] CR2: 000000002cd3d988 CR3: 0000000012266003 CR4: 0000000000771ef0
[   20.084288][  T786] PKRU: 55555554
[   20.084382][  T786] Call Trace:
[   20.084477][  T786]  <TASK>
[   20.084544][  T786]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   20.084708][  T786]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   20.084871][  T786]  ? 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)
[   20.084999][  T786]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   20.085128][  T786]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   20.085288][  T786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.085417][  T786]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   20.085545][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.085674][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.085802][  T786]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.085936][  T786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.086062][  T786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.086211][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.086338][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.086467][  T786]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.086596][  T786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.086723][  T786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.086850][  T786]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   20.087042][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.087173][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.087305][  T786]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.087437][  T786]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.087567][  T786]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   20.087695][  T786]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.087824][  T786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.087962][  T786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.088093][  T786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.088225][  T786]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.088352][  T786]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.088481][  T786]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.088609][  T786]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.088740][  T786]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.088878][  T786]  ? 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))
[   20.089006][  T786]  ? 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))
[   20.089139][  T786]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.089268][  T786]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.089396][  T786]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.089526][  T786]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.089656][  T786]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.089786][  T786]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.089920][  T786]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.090049][  T786]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.090180][  T786]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.090340][  T786]  ? move_addr_to_kernel (net/socket.c:258)
[   20.090469][  T786]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.090599][  T786]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.090729][  T786]  ___sys_sendmsg (net/socket.c:2752)
[   20.090857][  T786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.091022][  T786]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.091167][  T786]  __sys_sendmsg (net/socket.c:2784)
[   20.091294][  T786]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.091421][  T786]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.091585][  T786]  ? 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)
[   20.091713][  T786]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.091841][  T786]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.091972][  T786]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.092102][  T786]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.092230][  T786]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.092389][  T786] RIP: 0033:0x7f5b2786e08e
[   20.092521][  T786] 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
[   20.092977][  T786] RSP: 002b:00007ffc73f88fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.093174][  T786] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5b2786e08e
[   20.093364][  T786] RDX: 0000000000000000 RSI: 00007ffc73f89070 RDI: 0000000000000005
[   20.093556][  T786] RBP: 00007ffc73f88fd0 R08: 0000000000000000 R09: 0000000000000000
[   20.093746][  T786] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.093941][  T786] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc73f89730
| [   20.122465][  T164] ------------[ cut here ]------------
| [   20.122634][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   20.122948][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.123674][  T164] Tainted: [W]=WARN
[   20.123791][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.123981][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.124174][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.124692][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   20.124879][  T164] RAX: 00000000ffffffa6 RBX: ff11000005edeac0 RCX: 1ff40000000feed1
[   20.125102][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edeb70
[   20.125321][  T164] RBP: ff1100000c2ca000 R08: 1fe2200000bdbd6f R09: ff1100000c0151f8
[   20.125539][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   20.125758][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c2ca000
[   20.125983][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   20.126244][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.126428][  T164] CR2: 00007ffc17313f7c CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   20.126646][  T164] PKRU: 55555554
[   20.126755][  T164] Call Trace:
[   20.126868][  T164]  <TASK>
[   20.126945][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.127098][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.127211][  T164]  register_netdevice (net/core/dev.c:11488)
[   20.127360][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   20.127541][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   20.127691][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   20.127884][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   20.128033][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   20.128222][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   20.128409][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.128557][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   20.128703][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   20.128891][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   20.129040][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   20.129228][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   20.129377][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   20.129524][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   20.129670][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   20.129781][  T164]  new_sync_write (fs/read_write.c:595)
[   20.129933][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.130080][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   20.130230][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.130378][  T164]  ? ksys_write (fs/read_write.c:740)
[   20.130529][  T164]  vfs_write (fs/read_write.c:688)
[   20.130642][  T164]  ksys_write (fs/read_write.c:740)
[   20.130754][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   20.130905][  T164]  ? 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)
[   20.131050][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.131197][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.131342][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.131486][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.131634][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.131814][  T164] RIP: 0033:0x7f4f5d5d508e
[   20.131973][  T164] 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
[   20.132493][  T164] RSP: 002b:00007ffc17314690 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   20.132715][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   20.132940][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   20.133161][  T164] RBP: 00007ffc173146a0 R08: 0000000000000000 R09: 0000000000000000
[   20.133379][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   20.133599][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   20.231827][  T792] ------------[ cut here ]------------
| [   20.232525][  T792] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/792
| [   20.232826][  T792] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.233610][  T792] Tainted: [W]=WARN
[   20.233774][  T792] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.234004][  T792] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.234238][  T792] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.234768][  T792] RSP: 0018:ffa0000001737020 EFLAGS: 00010286
[   20.234997][  T792] RAX: 00000000ffffffa6 RBX: ff1100000b2eb6c0 RCX: 1ff40000002e6dca
[   20.235253][  T792] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb770
[   20.235502][  T792] RBP: ff1100000c2ca000 R08: 1fe220000165d6ef R09: ff1100000cbd2e80
[   20.235752][  T792] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.236012][  T792] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.236268][  T792] FS:  00007fd954332840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   20.236549][  T792] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.236767][  T792] CR2: 00007fd9546021a0 CR3: 000000000c0bd006 CR4: 0000000000771ef0
[   20.237028][  T792] PKRU: 55555554
[   20.237183][  T792] Call Trace:
[   20.237332][  T792]  <TASK>
[   20.237450][  T792]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   20.237633][  T792]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.237817][  T792]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.237979][  T792]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.238168][  T792]  __dev_notify_flags (net/core/dev.c:9787)
[   20.238353][  T792]  ? netif_change_name (net/core/dev.c:1495)
[   20.238535][  T792]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.238717][  T792]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.238908][  T792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.239099][  T792]  ? 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))
[   20.239284][  T792]  netif_change_flags (net/core/dev.c:9820)
[   20.239468][  T792]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.239652][  T792]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.239834][  T792]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.240060][  T792]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.240249][  T792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.240430][  T792]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.240614][  T792]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.240795][  T792]  ? __kernel_text_address (kernel/extable.c:79)
[   20.240992][  T792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.241184][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.241366][  T792]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.241547][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.241729][  T792]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.241923][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.242110][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.242293][  T792]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.242475][  T792]  ? __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)
[   20.242656][  T792]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.242840][  T792]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.243035][  T792]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.243233][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.243420][  T792]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.243605][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.243787][  T792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.243981][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.244170][  T792]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.244352][  T792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.244538][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.244720][  T792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.244915][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.245103][  T792]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.245288][  T792]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.245472][  T792]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.245655][  T792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.245837][  T792]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.246032][  T792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.246228][  T792]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.246410][  T792]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.246594][  T792]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.246776][  T792]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.246972][  T792]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.247166][  T792]  ? 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))
[   20.247351][  T792]  ? 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))
[   20.247538][  T792]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.247724][  T792]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.247935][  T792]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.248126][  T792]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.248312][  T792]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.248497][  T792]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.248685][  T792]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.248881][  T792]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.249063][  T792]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.249285][  T792]  ? move_addr_to_kernel (net/socket.c:258)
[   20.249471][  T792]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.249654][  T792]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.249839][  T792]  ___sys_sendmsg (net/socket.c:2752)
[   20.250033][  T792]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.250262][  T792]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.250459][  T792]  __sys_sendmsg (net/socket.c:2784)
[   20.250641][  T792]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.250823][  T792]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.251052][  T792]  ? 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)
[   20.251240][  T792]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.251426][  T792]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.251608][  T792]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.251789][  T792]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.251982][  T792]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.252202][  T792] RIP: 0033:0x7fd95456c08e
[   20.252391][  T792] 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
[   20.252930][  T792] RSP: 002b:00007ffc3f607020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.253189][  T792] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd95456c08e
[   20.253439][  T792] RDX: 0000000000000000 RSI: 00007ffc3f6070d0 RDI: 0000000000000005
[   20.253689][  T792] RBP: 00007ffc3f607030 R08: 0000000000000000 R09: 0000000000000000
[   20.253947][  T792] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.254199][  T792] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3f607790
| [   20.295665][  T795] ------------[ cut here ]------------
| [   20.295836][  T795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/795
| [   20.296116][  T795] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.296743][  T795] Tainted: [W]=WARN
[   20.296854][  T795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.297041][  T795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.297232][  T795] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.297743][  T795] RSP: 0018:ffa0000001756f70 EFLAGS: 00010286
[   20.297928][  T795] RAX: 00000000ffffffa6 RBX: ff11000005dc0940 RCX: 1ff40000002eadb4
[   20.298146][  T795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc09f0
[   20.298360][  T795] RBP: ff1100000c2ca000 R08: 1fe2200000bb813f R09: ff1100000cc65180
[   20.298574][  T795] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   20.298789][  T795] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.299009][  T795] FS:  00007fcf08fa1840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   20.299262][  T795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.299448][  T795] CR2: 00007fcf092711a0 CR3: 000000000e96b002 CR4: 0000000000771ef0
[   20.299667][  T795] PKRU: 55555554
[   20.299776][  T795] Call Trace:
[   20.299997][  T795]  <TASK>
[   20.300075][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.300223][  T795]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.300367][  T795]  notifier_call_chain (kernel/notifier.c:85)
[   20.300514][  T795]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   20.300658][  T795]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.300807][  T795]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.301037][  T795]  netdev_upper_dev_link (net/core/dev.c:8972)
[   20.301257][  T795]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   20.301403][  T795] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   20.301554][  T795]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.301702][  T795] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.301849][  T795]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.302097][  T795]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.302242][  T795]  ? nla_strscpy (lib/nlattr.c:795)
[   20.302386][  T795]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.302530][  T795]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.302674][  T795]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.302818][  T795]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.303063][  T795]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.303212][  T795]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.303357][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.303498][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.303644][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.303789][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.304014][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.304167][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.304312][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.304455][  T795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.304599][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.304745][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.304950][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.305099][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.305240][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.305384][  T795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.305526][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.305669][  T795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.305814][  T795]  ? 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))
[   20.306019][  T795]  ? 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))
[   20.306170][  T795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.306312][  T795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.306454][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.306598][  T795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.306742][  T795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.306946][  T795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.307094][  T795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.307238][  T795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.307380][  T795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.307557][  T795]  ? move_addr_to_kernel (net/socket.c:258)
[   20.307701][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.307843][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.308044][  T795]  ___sys_sendmsg (net/socket.c:2752)
[   20.308212][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.308392][  T795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.308547][  T795]  __sys_sendmsg (net/socket.c:2784)
[   20.308690][  T795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.308833][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.309022][  T795]  ? 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)
[   20.309169][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.309313][  T795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.309456][  T795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.309598][  T795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.309741][  T795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.309924][  T795] RIP: 0033:0x7fcf091db08e
[   20.310072][  T795] 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
[   20.310582][  T795] RSP: 002b:00007ffe3dc9a5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.310795][  T795] RAX: ffffffffffffffda RBX: 00007ffe3dc9ad78 RCX: 00007fcf091db08e
[   20.311016][  T795] RDX: 0000000000000000 RSI: 00007ffe3dc9a690 RDI: 0000000000000005
[   20.311229][  T795] RBP: 00007ffe3dc9a5f0 R08: 0000000000000000 R09: 0000000000000000
[   20.311443][  T795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.311653][  T795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3dc9ad50
| [   20.313361][  T795] ------------[ cut here ]------------
| [   20.313515][  T795] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/795
| [   20.313765][  T795] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.314361][  T795] Tainted: [W]=WARN
[   20.314468][  T795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.314648][  T795] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.314835][  T795] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.315352][  T795] RSP: 0018:ffa0000001756fd0 EFLAGS: 00010286
[   20.315532][  T795] RAX: 00000000ffffffa6 RBX: ff1100000c35f240 RCX: 1ff40000002eadc0
[   20.315745][  T795] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c35f2f0
[   20.315964][  T795] RBP: ff1100000c24a000 R08: 1fe220000186be5f R09: ff1100000cc65180
[   20.316184][  T795] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   20.316397][  T795] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24ae04
[   20.316611][  T795] FS:  00007fcf08fa1840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   20.316869][  T795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.317048][  T795] CR2: 00005634b211dd5c CR3: 000000000e96b001 CR4: 0000000000771ef0
[   20.317269][  T795] PKRU: 55555554
[   20.317376][  T795] Call Trace:
[   20.317482][  T795]  <TASK>
[   20.317556][  T795]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.317701][  T795]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.317810][  T795]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.317959][  T795]  __dev_notify_flags (net/core/dev.c:9787)
[   20.318107][  T795]  ? netif_change_name (net/core/dev.c:1495)
[   20.318254][  T795]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.318398][  T795]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.318541][  T795]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.318687][  T795] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.318835][  T795]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.318985][  T795] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.319135][  T795]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.319282][  T795]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.319424][  T795]  ? nla_strscpy (lib/nlattr.c:795)
[   20.319568][  T795]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.319711][  T795]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.319853][  T795]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.320001][  T795]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.320156][  T795]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.320304][  T795]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.320448][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.320591][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.320732][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.320878][  T795]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.321018][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.321169][  T795]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.321314][  T795]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.321457][  T795]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.321598][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.321740][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.321888][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.322032][  T795]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.322177][  T795]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.322319][  T795]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.322462][  T795]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.322605][  T795]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.322751][  T795]  ? 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))
[   20.322898][  T795]  ? 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))
[   20.323044][  T795]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.323190][  T795]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.323334][  T795]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.323479][  T795]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.323623][  T795]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.323766][  T795]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.323914][  T795]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.324056][  T795]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.324201][  T795]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.324377][  T795]  ? move_addr_to_kernel (net/socket.c:258)
[   20.324522][  T795]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.324663][  T795]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.324807][  T795]  ___sys_sendmsg (net/socket.c:2752)
[   20.324952][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.325132][  T795]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.325287][  T795]  __sys_sendmsg (net/socket.c:2784)
[   20.325429][  T795]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.325571][  T795]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.325751][  T795]  ? 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)
[   20.325898][  T795]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.326041][  T795]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.326185][  T795]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.326326][  T795]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.326469][  T795]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.326645][  T795] RIP: 0033:0x7fcf091db08e
[   20.326795][  T795] 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
[   20.327309][  T795] RSP: 002b:00007ffe3dc9a5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.327524][  T795] RAX: ffffffffffffffda RBX: 00007ffe3dc9ad78 RCX: 00007fcf091db08e
[   20.327738][  T795] RDX: 0000000000000000 RSI: 00007ffe3dc9a690 RDI: 0000000000000005
[   20.327957][  T795] RBP: 00007ffe3dc9a5f0 R08: 0000000000000000 R09: 0000000000000000
[   20.328173][  T795] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.328386][  T795] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3dc9ad50
| [   20.351292][  T796] ------------[ cut here ]------------
| [   20.351495][  T796] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/796
| [   20.351762][  T796] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.352819][  T796] Tainted: [W]=WARN
[   20.352933][  T796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.353117][  T796] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.353295][  T796] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.353783][  T796] RSP: 0018:ffa0000001757020 EFLAGS: 00010286
[   20.354158][  T796] RAX: 00000000ffffffa6 RBX: ff1100000c35fe40 RCX: 1ff40000002eadca
[   20.354363][  T796] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c35fef0
[   20.354566][  T796] RBP: ff1100000c24a000 R08: 1fe220000186bfdf R09: ff1100000e998b58
[   20.354768][  T796] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   20.354973][  T796] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.355175][  T796] FS:  00007f7d75c60840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   20.355410][  T796] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.355577][  T796] CR2: 00007f7d75f301a0 CR3: 000000000c90b002 CR4: 0000000000771ef0
[   20.355777][  T796] PKRU: 55555554
[   20.355880][  T796] Call Trace:
[   20.355979][  T796]  <TASK>
[   20.356048][  T796]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.356190][  T796]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.356291][  T796]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.356424][  T796]  __dev_notify_flags (net/core/dev.c:9787)
[   20.356557][  T796]  ? netif_change_name (net/core/dev.c:1495)
[   20.356689][  T796]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.356822][  T796]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.356960][  T796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.357095][  T796]  ? 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))
[   20.357229][  T796]  netif_change_flags (net/core/dev.c:9820)
[   20.357361][  T796]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.357493][  T796]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.357626][  T796]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.357760][  T796]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.357929][  T796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.358061][  T796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.358197][  T796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.358328][  T796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.358458][  T796]  ? __kernel_text_address (kernel/extable.c:79)
[   20.358592][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.358726][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.358857][  T796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.358996][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.359131][  T796]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.359261][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.359392][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.359523][  T796]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.359654][  T796]  ? __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)
[   20.359785][  T796]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.359923][  T796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.360058][  T796]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.360194][  T796]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.360328][  T796]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.360461][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.360591][  T796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.360723][  T796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.360853][  T796]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.360992][  T796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.361132][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.361263][  T796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.361395][  T796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.361525][  T796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.361658][  T796]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.361789][  T796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.361926][  T796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.362059][  T796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.362192][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.362325][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.362456][  T796]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.362589][  T796]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.362719][  T796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.362851][  T796]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.362992][  T796]  ? 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))
[   20.363129][  T796]  ? 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))
[   20.363263][  T796]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.363396][  T796]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.363528][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.363661][  T796]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.363794][  T796]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.363933][  T796]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.364068][  T796]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.364202][  T796]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.364333][  T796]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.364495][  T796]  ? move_addr_to_kernel (net/socket.c:258)
[   20.364628][  T796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.364759][  T796]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.364897][  T796]  ___sys_sendmsg (net/socket.c:2752)
[   20.365027][  T796]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.365195][  T796]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.365338][  T796]  __sys_sendmsg (net/socket.c:2784)
[   20.365471][  T796]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.365601][  T796]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.365767][  T796]  ? 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)
[   20.365903][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.366035][  T796]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.366169][  T796]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.366299][  T796]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.366430][  T796]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.366591][  T796] RIP: 0033:0x7f7d75e9a08e
[   20.366728][  T796] 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
[   20.367203][  T796] RSP: 002b:00007fffa96b4c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.367400][  T796] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d75e9a08e
[   20.367595][  T796] RDX: 0000000000000000 RSI: 00007fffa96b4cc0 RDI: 0000000000000005
[   20.367791][  T796] RBP: 00007fffa96b4c20 R08: 0000000000000000 R09: 0000000000000000
[   20.367992][  T796] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.368191][  T796] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa96b5380
| [   20.438007][  T803] ------------[ cut here ]------------
| [   20.438181][  T803] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/803
| [   20.438448][  T803] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.439716][  T803] Tainted: [W]=WARN
[   20.439826][  T803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.440096][  T803] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.440285][  T803] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.440792][  T803] RSP: 0018:ffa0000001776f70 EFLAGS: 00010286
[   20.441056][  T803] RAX: 00000000ffffffa6 RBX: ff1100000aedf0c0 RCX: 1ff40000002eedb4
[   20.441275][  T803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedf170
[   20.441488][  T803] RBP: ff1100000c2ca000 R08: 1fe22000015dbe2f R09: ff1100000cc60b80
[   20.441701][  T803] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   20.442009][  T803] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   20.442228][  T803] FS:  00007fa280ec3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   20.442475][  T803] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.442655][  T803] CR2: 0000000005e2ca28 CR3: 000000000c0bd002 CR4: 0000000000771ef0
[   20.442875][  T803] PKRU: 55555554
[   20.442981][  T803] Call Trace:
[   20.443088][  T803]  <TASK>
[   20.443167][  T803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.443310][  T803]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.443454][  T803]  notifier_call_chain (kernel/notifier.c:85)
[   20.443600][  T803]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   20.443745][  T803]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.443895][  T803]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.444039][  T803]  netdev_upper_dev_link (net/core/dev.c:8972)
[   20.444187][  T803]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   20.444332][  T803] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   20.444480][  T803]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.444628][  T803] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.444772][  T803]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.444923][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.445065][  T803]  ? nla_strscpy (lib/nlattr.c:795)
[   20.445214][  T803]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.445358][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.445500][  T803]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.445644][  T803]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.445793][  T803]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.445945][  T803]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.446088][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.446233][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.446375][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.446518][  T803]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.446660][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.446806][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.446951][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.447097][  T803]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.447242][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.447384][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.447526][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.447670][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.447812][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.447962][  T803]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.448109][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.448254][  T803]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.448399][  T803]  ? 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))
[   20.448541][  T803]  ? 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))
[   20.448686][  T803]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.448829][  T803]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.448976][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.449123][  T803]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.449265][  T803]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.449406][  T803]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.449551][  T803]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.449692][  T803]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.449834][  T803]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.450013][  T803]  ? move_addr_to_kernel (net/socket.c:258)
[   20.450161][  T803]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.450303][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.450448][  T803]  ___sys_sendmsg (net/socket.c:2752)
[   20.450590][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.450767][  T803]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.450925][  T803]  __sys_sendmsg (net/socket.c:2784)
[   20.451067][  T803]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.451213][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.451392][  T803]  ? 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)
[   20.451535][  T803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.451744][  T803]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.451907][  T803]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.452055][  T803]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.452209][  T803]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.452391][  T803] RIP: 0033:0x7fa2810fd08e
[   20.452547][  T803] 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
[   20.453050][  T803] RSP: 002b:00007fff06650f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.453264][  T803] RAX: ffffffffffffffda RBX: 00007fff06651718 RCX: 00007fa2810fd08e
[   20.453472][  T803] RDX: 0000000000000000 RSI: 00007fff06651030 RDI: 0000000000000005
[   20.453680][  T803] RBP: 00007fff06650f90 R08: 0000000000000000 R09: 0000000000000000
[   20.453895][  T803] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.454109][  T803] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff066516f0
| [   20.455788][  T803] ------------[ cut here ]------------
| [   20.455951][  T803] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/803
| [   20.456208][  T803] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.456783][  T803] Tainted: [W]=WARN
[   20.456900][  T803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.457079][  T803] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.457268][  T803] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.457773][  T803] RSP: 0018:ffa0000001776fd0 EFLAGS: 00010286
[   20.457963][  T803] RAX: 00000000ffffffa6 RBX: ff11000009b1c4c0 RCX: 1ff40000002eedc0
[   20.458188][  T803] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c570
[   20.458400][  T803] RBP: ff1100000cd1a000 R08: 1fe22000013638af R09: ff1100000cc60b80
[   20.458613][  T803] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   20.458827][  T803] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd1ae04
[   20.459052][  T803] FS:  00007fa280ec3840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   20.459305][  T803] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.459484][  T803] CR2: 00005634b211dd5c CR3: 000000000c0bd005 CR4: 0000000000771ef0
[   20.459699][  T803] PKRU: 55555554
[   20.459807][  T803] Call Trace:
[   20.459920][  T803]  <TASK>
[   20.459995][  T803]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.460144][  T803]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.460253][  T803]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.460398][  T803]  __dev_notify_flags (net/core/dev.c:9787)
[   20.460541][  T803]  ? netif_change_name (net/core/dev.c:1495)
[   20.460685][  T803]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.460830][  T803]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.460979][  T803]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.461127][  T803] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.461278][  T803]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.461425][  T803] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.461570][  T803]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.461716][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.461858][  T803]  ? nla_strscpy (lib/nlattr.c:795)
[   20.462008][  T803]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.462157][  T803]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.462297][  T803]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.462441][  T803]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.462589][  T803]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.462737][  T803]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.462884][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.463026][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.463174][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.463315][  T803]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.463455][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.463604][  T803]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.463747][  T803]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.463895][  T803]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.464037][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.464184][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.464326][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.464470][  T803]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.464615][  T803]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.464759][  T803]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.464907][  T803]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.465050][  T803]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.465199][  T803]  ? 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))
[   20.465340][  T803]  ? 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))
[   20.465486][  T803]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.465630][  T803]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.465774][  T803]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.465922][  T803]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.466066][  T803]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.466214][  T803]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.466359][  T803]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.466503][  T803]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.466645][  T803]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.466823][  T803]  ? move_addr_to_kernel (net/socket.c:258)
[   20.466972][  T803]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.467119][  T803]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.467265][  T803]  ___sys_sendmsg (net/socket.c:2752)
[   20.467408][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.467585][  T803]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.467740][  T803]  __sys_sendmsg (net/socket.c:2784)
[   20.467888][  T803]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.468029][  T803]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.468210][  T803]  ? 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)
[   20.468353][  T803]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.468496][  T803]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.468638][  T803]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.468779][  T803]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.468929][  T803]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.469108][  T803] RIP: 0033:0x7fa2810fd08e
[   20.469256][  T803] 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
[   20.469765][  T803] RSP: 002b:00007fff06650f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.469983][  T803] RAX: ffffffffffffffda RBX: 00007fff06651718 RCX: 00007fa2810fd08e
[   20.470199][  T803] RDX: 0000000000000000 RSI: 00007fff06651030 RDI: 0000000000000005
[   20.470411][  T803] RBP: 00007fff06650f90 R08: 0000000000000000 R09: 0000000000000000
[   20.470625][  T803] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.470838][  T803] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff066516f0
| [   20.491578][  T804] ------------[ cut here ]------------
| [   20.491735][  T804] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/804
| [   20.492691][  T804] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.493341][  T804] Tainted: [W]=WARN
[   20.493448][  T804] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.493624][  T804] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.493803][  T804] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.494378][  T804] RSP: 0018:ffa0000001787020 EFLAGS: 00010286
[   20.494548][  T804] RAX: 00000000ffffffa6 RBX: ff1100000aedfe40 RCX: 1ff40000002f0dca
[   20.494750][  T804] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedfef0
[   20.495017][  T804] RBP: ff1100000cd1a000 R08: 1fe22000015dbfdf R09: ff1100000e802e58
[   20.495225][  T804] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   20.495425][  T804] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.495629][  T804] FS:  00007f7fafa0d840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   20.495950][  T804] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.496123][  T804] CR2: 0000000025076988 CR3: 000000000f167005 CR4: 0000000000771ef0
[   20.496328][  T804] PKRU: 55555554
[   20.496429][  T804] Call Trace:
[   20.496530][  T804]  <TASK>
[   20.496601][  T804]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.496740][  T804]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.496845][  T804]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.496987][  T804]  __dev_notify_flags (net/core/dev.c:9787)
[   20.497129][  T804]  ? netif_change_name (net/core/dev.c:1495)
[   20.497265][  T804]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.497401][  T804]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.497536][  T804]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.497673][  T804]  ? 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))
[   20.497813][  T804]  netif_change_flags (net/core/dev.c:9820)
[   20.497955][  T804]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.498096][  T804]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.498234][  T804]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.498369][  T804]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.498538][  T804]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.498674][  T804]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.498811][  T804]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.498949][  T804]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.499083][  T804]  ? __kernel_text_address (kernel/extable.c:79)
[   20.499223][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.499361][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.499494][  T804]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.499629][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.499764][  T804]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.499903][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.500036][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.500174][  T804]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.500312][  T804]  ? __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)
[   20.500447][  T804]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.500580][  T804]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.500716][  T804]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.500853][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.500995][  T804]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.501137][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.501271][  T804]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.501406][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.501541][  T804]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.501675][  T804]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.501812][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.501950][  T804]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.502084][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.502222][  T804]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.502357][  T804]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.502492][  T804]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.502629][  T804]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.502762][  T804]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.502901][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.503038][  T804]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.503175][  T804]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.503311][  T804]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.503444][  T804]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.503581][  T804]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.503719][  T804]  ? 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))
[   20.503853][  T804]  ? 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))
[   20.503996][  T804]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.504134][  T804]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.504269][  T804]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.504406][  T804]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.504543][  T804]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.504677][  T804]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.504813][  T804]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.504951][  T804]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.505085][  T804]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.505253][  T804]  ? move_addr_to_kernel (net/socket.c:258)
[   20.505388][  T804]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.505523][  T804]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.505659][  T804]  ___sys_sendmsg (net/socket.c:2752)
[   20.505793][  T804]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.505966][  T804]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.506116][  T804]  __sys_sendmsg (net/socket.c:2784)
[   20.506251][  T804]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.506385][  T804]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.506557][  T804]  ? 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)
[   20.506691][  T804]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.506826][  T804]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.506964][  T804]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.507102][  T804]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.507237][  T804]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.507402][  T804] RIP: 0033:0x7f7fafc4708e
[   20.507541][  T804] 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
[   20.508020][  T804] RSP: 002b:00007ffc9de61b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.508228][  T804] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7fafc4708e
[   20.508428][  T804] RDX: 0000000000000000 RSI: 00007ffc9de61bf0 RDI: 0000000000000005
[   20.508629][  T804] RBP: 00007ffc9de61b50 R08: 0000000000000000 R09: 0000000000000000
[   20.508828][  T804] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.509032][  T804] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9de622b0
| [   20.609954][  T815] ------------[ cut here ]------------
| [   20.610204][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/815
| [   20.610505][  T815] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.611294][  T815] Tainted: [W]=WARN
[   20.611542][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.611857][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.612300][  T815] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.612918][  T815] RSP: 0018:ffa0000001176f70 EFLAGS: 00010286
[   20.613217][  T815] RAX: 00000000ffffffa6 RBX: ff1100000d570040 RCX: 1ff400000022edb4
[   20.613503][  T815] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5700f0
[   20.613754][  T815] RBP: ff1100000c2ca000 R08: 1fe2200001aae01f R09: ff1100000cc58b80
[   20.614020][  T815] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   20.614284][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   20.614538][  T815] FS:  00007f94b0d17840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   20.614827][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.615060][  T815] CR2: 000000001ca2aa28 CR3: 000000000ae85002 CR4: 0000000000771ef0
[   20.615323][  T815] PKRU: 55555554
[   20.615477][  T815] Call Trace:
[   20.615629][  T815]  <TASK>
[   20.615748][  T815]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.615947][  T815]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.616142][  T815]  notifier_call_chain (kernel/notifier.c:85)
[   20.616333][  T815]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   20.616522][  T815]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.616714][  T815]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.616915][  T815]  netdev_upper_dev_link (net/core/dev.c:8972)
[   20.617110][  T815]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   20.617299][  T815] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   20.617493][  T815]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.617689][  T815] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.617894][  T815]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.618086][  T815]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.618282][  T815]  ? nla_strscpy (lib/nlattr.c:795)
[   20.618472][  T815]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.618661][  T815]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.618847][  T815]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.619046][  T815]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.619271][  T815]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.619465][  T815]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.619654][  T815]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.619839][  T815]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.620038][  T815]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.620239][  T815]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.620426][  T815]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.620622][  T815]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.620809][  T815]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.621011][  T815]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.621206][  T815]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.621392][  T815]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.621580][  T815]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.621771][  T815]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.621975][  T815]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.622176][  T815]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.622377][  T815]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.622567][  T815]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.622757][  T815]  ? 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))
[   20.622956][  T815]  ? 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))
[   20.623154][  T815]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.623345][  T815]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.623535][  T815]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.623723][  T815]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.623925][  T815]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.624120][  T815]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.624309][  T815]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.624496][  T815]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.624682][  T815]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.624913][  T815]  ? move_addr_to_kernel (net/socket.c:258)
[   20.625113][  T815]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.625301][  T815]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.625489][  T815]  ___sys_sendmsg (net/socket.c:2752)
[   20.625675][  T815]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.625909][  T815]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.626134][  T815]  __sys_sendmsg (net/socket.c:2784)
[   20.626325][  T815]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.626516][  T815]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.626741][  T815]  ? 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)
[   20.626942][  T815]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.627136][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.627323][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.627510][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.627698][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.627933][  T815] RIP: 0033:0x7f94b0f5108e
[   20.628139][  T815] 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
[   20.628677][  T815] RSP: 002b:00007ffe82c59cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.628946][  T815] RAX: ffffffffffffffda RBX: 00007ffe82c5a448 RCX: 00007f94b0f5108e
[   20.629205][  T815] RDX: 0000000000000000 RSI: 00007ffe82c59d60 RDI: 0000000000000005
[   20.629457][  T815] RBP: 00007ffe82c59cc0 R08: 0000000000000000 R09: 0000000000000000
[   20.629709][  T815] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.629976][  T815] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe82c5a420
| [   20.632893][  T815] ------------[ cut here ]------------
| [   20.633071][  T815] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/815
| [   20.633367][  T815] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.634746][  T815] Tainted: [W]=WARN
[   20.634987][  T815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.635304][  T815] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.635614][  T815] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.636164][  T815] RSP: 0018:ffa0000001176fd0 EFLAGS: 00010286
[   20.636386][  T815] RAX: 00000000ffffffa6 RBX: ff1100000bbe3e40 RCX: 1ff400000022edc0
[   20.636643][  T815] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3ef0
[   20.636910][  T815] RBP: ff1100000e9da000 R08: 1fe220000177c7df R09: ff1100000cc58b80
[   20.637170][  T815] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   20.637422][  T815] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000e9dae04
[   20.637682][  T815] FS:  00007f94b0d17840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   20.637984][  T815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.638212][  T815] CR2: 000000001ca2aa28 CR3: 000000000ae85002 CR4: 0000000000771ef0
[   20.638466][  T815] PKRU: 55555554
[   20.638629][  T815] Call Trace:
[   20.638780][  T815]  <TASK>
[   20.638912][  T815]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.639112][  T815]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.639266][  T815]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.639453][  T815]  __dev_notify_flags (net/core/dev.c:9787)
[   20.639651][  T815]  ? netif_change_name (net/core/dev.c:1495)
[   20.639838][  T815]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.640039][  T815]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.640238][  T815]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.640425][  T815] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.640617][  T815]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.640808][  T815] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.641010][  T815]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.641208][  T815]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.641395][  T815]  ? nla_strscpy (lib/nlattr.c:795)
[   20.641586][  T815]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.641773][  T815]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.641972][  T815]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.642208][  T815]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.642404][  T815]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.642595][  T815]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.642783][  T815]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.643002][  T815]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.643198][  T815]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.643384][  T815]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.643571][  T815]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.643763][  T815]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.643964][  T815]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.644162][  T815]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.644351][  T815]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.644540][  T815]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.644725][  T815]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.644938][  T815]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.645138][  T815]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.645326][  T815]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.645511][  T815]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.645700][  T815]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.645902][  T815]  ? 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))
[   20.646098][  T815]  ? 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))
[   20.646288][  T815]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.646477][  T815]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.646663][  T815]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.646853][  T815]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.647053][  T815]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.647245][  T815]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.647433][  T815]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.647623][  T815]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.647807][  T815]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.648036][  T815]  ? move_addr_to_kernel (net/socket.c:258)
[   20.648231][  T815]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.648418][  T815]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.648607][  T815]  ___sys_sendmsg (net/socket.c:2752)
[   20.648792][  T815]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.649028][  T815]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.649233][  T815]  __sys_sendmsg (net/socket.c:2784)
[   20.649420][  T815]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.649604][  T815]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.649828][  T815]  ? 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)
[   20.650025][  T815]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.650219][  T815]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.650406][  T815]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.650593][  T815]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.650782][  T815]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.651015][  T815] RIP: 0033:0x7f94b0f5108e
[   20.651210][  T815] 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
[   20.651749][  T815] RSP: 002b:00007ffe82c59cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.652015][  T815] RAX: ffffffffffffffda RBX: 00007ffe82c5a448 RCX: 00007f94b0f5108e
[   20.652277][  T815] RDX: 0000000000000000 RSI: 00007ffe82c59d60 RDI: 0000000000000005
[   20.652530][  T815] RBP: 00007ffe82c59cc0 R08: 0000000000000000 R09: 0000000000000000
[   20.652785][  T815] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb39
[   20.653049][  T815] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe82c5a420
| [   20.684191][  T817] ------------[ cut here ]------------
| [   20.684384][  T817] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/817
| [   20.684663][  T817] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.685331][  T817] Tainted: [W]=WARN
[   20.685475][  T817] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.685683][  T817] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.685909][  T817] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.686436][  T817] RSP: 0018:ffa0000001647020 EFLAGS: 00010286
[   20.686651][  T817] RAX: 00000000ffffffa6 RBX: ff1100000bbe3840 RCX: 1ff40000002c8dca
[   20.686967][  T817] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe38f0
[   20.687309][  T817] RBP: ff1100000e9da000 R08: 1fe220000177c71f R09: ff1100000e800b58
[   20.687637][  T817] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   20.687978][  T817] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.688315][  T817] FS:  00007f069c895840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   20.688677][  T817] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.688963][  T817] CR2: 000000002ac7d988 CR3: 000000000c157006 CR4: 0000000000771ef0
[   20.689242][  T817] PKRU: 55555554
[   20.689385][  T817] Call Trace:
[   20.689530][  T817]  <TASK>
[   20.689645][  T817]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.689824][  T817]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.689986][  T817]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.690169][  T817]  __dev_notify_flags (net/core/dev.c:9787)
[   20.690351][  T817]  ? netif_change_name (net/core/dev.c:1495)
[   20.690532][  T817]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.690717][  T817]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.690914][  T817]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.691102][  T817]  ? 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))
[   20.691294][  T817]  netif_change_flags (net/core/dev.c:9820)
[   20.691473][  T817]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.691655][  T817]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.691839][  T817]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.692030][  T817]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.692247][  T817]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.692428][  T817]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.692607][  T817]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.692816][  T817]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.693009][  T817]  ? __kernel_text_address (kernel/extable.c:79)
[   20.693222][  T817]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.693408][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.693589][  T817]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.693768][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.693964][  T817]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.694151][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.694329][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.694507][  T817]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.694685][  T817]  ? __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)
[   20.694876][  T817]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.695055][  T817]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.695240][  T817]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.695425][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.695607][  T817]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.695788][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.695979][  T817]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.696168][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.696345][  T817]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.696527][  T817]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.696716][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.696910][  T817]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.697098][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.697276][  T817]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.697457][  T817]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.697637][  T817]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.697818][  T817]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.698010][  T817]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.698203][  T817]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.698384][  T817]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.698561][  T817]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.698743][  T817]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.698935][  T817]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.699128][  T817]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.699313][  T817]  ? 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))
[   20.699491][  T817]  ? 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))
[   20.699677][  T817]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.699856][  T817]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.700048][  T817]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.700236][  T817]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.700418][  T817]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.700597][  T817]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.700779][  T817]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.700974][  T817]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.701170][  T817]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.701380][  T817]  ? move_addr_to_kernel (net/socket.c:258)
[   20.701563][  T817]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.701830][  T817]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.702022][  T817]  ___sys_sendmsg (net/socket.c:2752)
[   20.702464][  T817]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.702679][  T817]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.702970][  T817]  __sys_sendmsg (net/socket.c:2784)
[   20.703159][  T817]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.703338][  T817]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.703638][  T817]  ? 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)
[   20.703817][  T817]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.704104][  T817]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.704286][  T817]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.704550][  T817]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.704732][  T817]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.704956][  T817] RIP: 0033:0x7f069cacf08e
[   20.705147][  T817] 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
[   20.705839][  T817] RSP: 002b:00007ffd87de6010 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.706104][  T817] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f069cacf08e
[   20.706435][  T817] RDX: 0000000000000000 RSI: 00007ffd87de60c0 RDI: 0000000000000005
[   20.706676][  T817] RBP: 00007ffd87de6020 R08: 0000000000000000 R09: 0000000000000000
[   20.706934][  T817] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   20.707271][  T817] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd87de6780
| [   20.836332][  T831] ------------[ cut here ]------------
| [   20.836510][  T831] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/831
| [   20.836766][  T831] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.838129][  T831] Tainted: [W]=WARN
[   20.838238][  T831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.838412][  T831] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.838595][  T831] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.839149][  T831] RSP: 0018:ffa0000001896f70 EFLAGS: 00010286
[   20.839326][  T831] RAX: 00000000ffffffa6 RBX: ff110000051ca4c0 RCX: 1ff4000000312db4
[   20.839534][  T831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051ca570
[   20.839746][  T831] RBP: ff1100000c2ca000 R08: 1fe2200000a394af R09: ff110000128aae80
[   20.839961][  T831] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   20.840176][  T831] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   20.840385][  T831] FS:  00007ff1ac859840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   20.840632][  T831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.840810][  T831] CR2: 000000000ce2ea28 CR3: 000000000ce5f006 CR4: 0000000000771ef0
[   20.841026][  T831] PKRU: 55555554
[   20.841136][  T831] Call Trace:
[   20.841240][  T831]  <TASK>
[   20.841314][  T831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.841455][  T831]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   20.841596][  T831]  notifier_call_chain (kernel/notifier.c:85)
[   20.841740][  T831]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   20.841889][  T831]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.842035][  T831]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.842182][  T831]  netdev_upper_dev_link (net/core/dev.c:8972)
[   20.842324][  T831]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   20.842465][  T831] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   20.842612][  T831]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.842756][  T831] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.842905][  T831]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.843050][  T831]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.843198][  T831]  ? nla_strscpy (lib/nlattr.c:795)
[   20.843341][  T831]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.843481][  T831]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.843622][  T831]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.843765][  T831]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.843918][  T831]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.844062][  T831]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.844208][  T831]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.844348][  T831]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.844489][  T831]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.844630][  T831]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.844770][  T831]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.844919][  T831]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.845062][  T831]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.845207][  T831]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.845348][  T831]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.845491][  T831]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.845632][  T831]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.845776][  T831]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.845924][  T831]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.846067][  T831]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.846212][  T831]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.846353][  T831]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.846497][  T831]  ? 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))
[   20.846638][  T831]  ? 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))
[   20.846782][  T831]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.846929][  T831]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.847072][  T831]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.847218][  T831]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.847359][  T831]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.847501][  T831]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.847647][  T831]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.847788][  T831]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.847934][  T831]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.848113][  T831]  ? move_addr_to_kernel (net/socket.c:258)
[   20.848255][  T831]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.848395][  T831]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.848538][  T831]  ___sys_sendmsg (net/socket.c:2752)
[   20.848679][  T831]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.848854][  T831]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.849012][  T831]  __sys_sendmsg (net/socket.c:2784)
[   20.849255][  T831]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.849395][  T831]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.849572][  T831]  ? 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)
[   20.849713][  T831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.849855][  T831]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.850001][  T831]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.850146][  T831]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.850385][  T831]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.850560][  T831] RIP: 0033:0x7ff1aca9308e
[   20.850707][  T831] 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
[   20.851217][  T831] RSP: 002b:00007fffbd27ca00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.851432][  T831] RAX: ffffffffffffffda RBX: 00007fffbd27d198 RCX: 00007ff1aca9308e
[   20.851740][  T831] RDX: 0000000000000000 RSI: 00007fffbd27cab0 RDI: 0000000000000005
[   20.851956][  T831] RBP: 00007fffbd27ca10 R08: 0000000000000000 R09: 0000000000000000
[   20.852265][  T831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   20.852477][  T831] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbd27d170
| [   20.854478][  T831] ------------[ cut here ]------------
| [   20.854631][  T831] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/831
| [   20.854884][  T831] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.855551][  T831] Tainted: [W]=WARN
[   20.855656][  T831] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.855830][  T831] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.856127][  T831] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.856828][  T831] RSP: 0018:ffa0000001896fd0 EFLAGS: 00010286
[   20.857012][  T831] RAX: 00000000ffffffa6 RBX: ff1100000d570640 RCX: 1ff4000000312dc0
[   20.857225][  T831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5706f0
[   20.857625][  T831] RBP: ff1100000cd92000 R08: 1fe2200001aae0df R09: ff110000128aae80
[   20.858000][  T831] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   20.858209][  T831] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92e04
[   20.858418][  T831] FS:  00007ff1ac859840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   20.858666][  T831] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.858843][  T831] CR2: 00007fd39c2b08f4 CR3: 000000000ce5f004 CR4: 0000000000771ef0
[   20.859108][  T831] PKRU: 55555554
[   20.859212][  T831] Call Trace:
[   20.859316][  T831]  <TASK>
[   20.859388][  T831]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.859532][  T831]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.859638][  T831]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   20.859776][  T831]  __dev_notify_flags (net/core/dev.c:9787)
[   20.859922][  T831]  ? netif_change_name (net/core/dev.c:1495)
[   20.860062][  T831]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   20.860206][  T831]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   20.860346][  T831]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   20.860488][  T831] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   20.860728][  T831]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   20.860878][  T831] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   20.861019][  T831]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   20.861167][  T831]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   20.861306][  T831]  ? nla_strscpy (lib/nlattr.c:795)
[   20.861448][  T831]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   20.861589][  T831]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   20.861730][  T831]  ? __dev_get_by_name (net/core/dev.c:883)
[   20.861876][  T831]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   20.862021][  T831]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   20.862169][  T831]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.862310][  T831]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.862450][  T831]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.862589][  T831]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.862727][  T831]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.862871][  T831]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.863016][  T831]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.863559][  T831]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.863698][  T831]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.863840][  T831]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.863982][  T831]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.864124][  T831]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.864263][  T831]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.864400][  T831]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.864539][  T831]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.864768][  T831]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.864912][  T831]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.865056][  T831]  ? 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))
[   20.865197][  T831]  ? 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))
[   20.865430][  T831]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.865570][  T831]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.865708][  T831]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.865848][  T831]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.866088][  T831]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.866232][  T831]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.866372][  T831]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.866512][  T831]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.866743][  T831]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.866922][  T831]  ? move_addr_to_kernel (net/socket.c:258)
[   20.867061][  T831]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.867202][  T831]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.867436][  T831]  ___sys_sendmsg (net/socket.c:2752)
[   20.867573][  T831]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.867745][  T831]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.867904][  T831]  __sys_sendmsg (net/socket.c:2784)
[   20.868041][  T831]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.868183][  T831]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.868358][  T831]  ? 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)
[   20.868498][  T831]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.868638][  T831]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.868775][  T831]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.868918][  T831]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.869057][  T831]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.869235][  T831] RIP: 0033:0x7ff1aca9308e
[   20.869380][  T831] 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
[   20.869877][  T831] RSP: 002b:00007fffbd27ca00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.870089][  T831] RAX: ffffffffffffffda RBX: 00007fffbd27d198 RCX: 00007ff1aca9308e
[   20.870302][  T831] RDX: 0000000000000000 RSI: 00007fffbd27cab0 RDI: 0000000000000005
[   20.870609][  T831] RBP: 00007fffbd27ca10 R08: 0000000000000000 R09: 0000000000000000
[   20.870815][  T831] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   20.871129][  T831] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbd27d170
| [   20.901843][  T832] ------------[ cut here ]------------
| [   20.901997][  T832] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/832
| [   20.902234][  T832] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   20.902775][  T832] Tainted: [W]=WARN
[   20.902884][  T832] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.903048][  T832] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   20.903222][  T832] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   20.903681][  T832] RSP: 0018:ffa00000018a7020 EFLAGS: 00010286
[   20.903844][  T832] RAX: 00000000ffffffa6 RBX: ff110000051cbe40 RCX: 1ff4000000314dca
[   20.904044][  T832] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cbef0
[   20.904245][  T832] RBP: ff1100000cd92000 R08: 1fe2200000a397df R09: ff110000128ad158
[   20.904441][  T832] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   20.904636][  T832] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   20.904832][  T832] FS:  00007f5e0c4ad840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   20.905299][  T832] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.905466][  T832] CR2: 0000000040340988 CR3: 000000000f115002 CR4: 0000000000771ef0
[   20.905667][  T832] PKRU: 55555554
[   20.905765][  T832] Call Trace:
[   20.905868][  T832]  <TASK>
[   20.905937][  T832]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   20.906072][  T832]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   20.906176][  T832]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   20.906307][  T832]  __dev_notify_flags (net/core/dev.c:9787)
[   20.906439][  T832]  ? netif_change_name (net/core/dev.c:1495)
[   20.906569][  T832]  ? __dev_change_flags (net/core/dev.c:9752)
[   20.906701][  T832]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   20.906831][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.906968][  T832]  ? 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))
[   20.907104][  T832]  netif_change_flags (net/core/dev.c:9820)
[   20.907237][  T832]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   20.907370][  T832]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   20.907503][  T832]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   20.907634][  T832]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   20.907796][  T832]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.907933][  T832]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.908064][  T832]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.908201][  T832]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.908334][  T832]  ? __kernel_text_address (kernel/extable.c:79)
[   20.908466][  T832]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.908599][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.908730][  T832]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.908870][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.909003][  T832]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   20.909141][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.909271][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.909402][  T832]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   20.909533][  T832]  ? __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)
[   20.909665][  T832]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   20.909799][  T832]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   20.909938][  T832]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   20.910072][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   20.910211][  T832]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   20.910344][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.910474][  T832]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.910607][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.910737][  T832]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   20.910872][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.911007][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.911140][  T832]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.911272][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.911402][  T832]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   20.911534][  T832]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   20.911668][  T832]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   20.911798][  T832]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.911934][  T832]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.912064][  T832]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.912202][  T832]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   20.912331][  T832]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   20.912463][  T832]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   20.912592][  T832]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.912726][  T832]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.912859][  T832]  ? 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))
[   20.912995][  T832]  ? 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))
[   20.913131][  T832]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.913263][  T832]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.913393][  T832]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   20.913525][  T832]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   20.913657][  T832]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   20.913789][  T832]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   20.913928][  T832]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   20.914059][  T832]  ? copy_msghdr_from_user (net/socket.c:2635)
[   20.914194][  T832]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   20.914355][  T832]  ? move_addr_to_kernel (net/socket.c:258)
[   20.914486][  T832]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.914619][  T832]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   20.914750][  T832]  ___sys_sendmsg (net/socket.c:2752)
[   20.914886][  T832]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   20.915049][  T832]  ? copy_msghdr_from_user (net/socket.c:2603)
[   20.915196][  T832]  __sys_sendmsg (net/socket.c:2784)
[   20.915327][  T832]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   20.915457][  T832]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   20.915623][  T832]  ? 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)
[   20.915754][  T832]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   20.915891][  T832]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   20.916021][  T832]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   20.916154][  T832]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   20.916284][  T832]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.916447][  T832] RIP: 0033:0x7f5e0c6e708e
[   20.916584][  T832] 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
[   20.917051][  T832] RSP: 002b:00007ffe3b07f320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.917255][  T832] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e0c6e708e
[   20.917450][  T832] RDX: 0000000000000000 RSI: 00007ffe3b07f3d0 RDI: 0000000000000005
[   20.917646][  T832] RBP: 00007ffe3b07f330 R08: 0000000000000000 R09: 0000000000000000
[   20.917841][  T832] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   20.918038][  T832] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe3b07fa90
| [   21.048338][  T846] ------------[ cut here ]------------
| [   21.048531][  T846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/846
| [   21.048781][  T846] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.049370][  T846] Tainted: [W]=WARN
[   21.049478][  T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.049653][  T846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.049836][  T846] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.050473][  T846] RSP: 0018:ffa00000018d6f70 EFLAGS: 00010286
[   21.050651][  T846] RAX: 00000000ffffffa6 RBX: ff11000005ededc0 RCX: 1ff400000031adb4
[   21.050858][  T846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edee70
[   21.051155][  T846] RBP: ff1100000c2ca000 R08: 1fe2200000bdbdcf R09: ff1100000c265180
[   21.051374][  T846] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   21.051594][  T846] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   21.051806][  T846] FS:  00007fdd41d30840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   21.052118][  T846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.052304][  T846] CR2: 00007fdd420001a0 CR3: 0000000012808001 CR4: 0000000000771ef0
[   21.052586][  T846] PKRU: 55555554
[   21.052692][  T846] Call Trace:
[   21.052796][  T846]  <TASK>
[   21.052973][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.053120][  T846]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   21.053261][  T846]  notifier_call_chain (kernel/notifier.c:85)
[   21.053404][  T846]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   21.053546][  T846]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   21.053691][  T846]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   21.053834][  T846]  netdev_upper_dev_link (net/core/dev.c:8972)
[   21.054051][  T846]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   21.054200][  T846] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   21.054348][  T846]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   21.054493][  T846] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   21.054638][  T846]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   21.054782][  T846]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   21.055003][  T846]  ? nla_strscpy (lib/nlattr.c:795)
[   21.055153][  T846]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   21.055294][  T846]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.055434][  T846]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.055574][  T846]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.055720][  T846]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.055872][  T846]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.056014][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.056170][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.056310][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.056447][  T846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.056586][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.056734][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.056879][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.057020][  T846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.057167][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.057307][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.057447][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.057589][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.057736][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.057879][  T846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.058019][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.058162][  T846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.058304][  T846]  ? 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))
[   21.058454][  T846]  ? 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))
[   21.058596][  T846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.058737][  T846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.058884][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.059025][  T846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.059171][  T846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.059313][  T846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.059455][  T846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.059599][  T846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.059748][  T846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.059924][  T846]  ? move_addr_to_kernel (net/socket.c:258)
[   21.060064][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.060207][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.060349][  T846]  ___sys_sendmsg (net/socket.c:2752)
[   21.060496][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.060669][  T846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.060822][  T846]  __sys_sendmsg (net/socket.c:2784)
[   21.060969][  T846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.061112][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.061303][  T846]  ? 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)
[   21.061444][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.061585][  T846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.061726][  T846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.061871][  T846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.062019][  T846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.062197][  T846] RIP: 0033:0x7fdd41f6a08e
[   21.062344][  T846] 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
[   21.062965][  T846] RSP: 002b:00007ffd89ec14a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.063178][  T846] RAX: ffffffffffffffda RBX: 00007ffd89ec1c38 RCX: 00007fdd41f6a08e
[   21.063389][  T846] RDX: 0000000000000000 RSI: 00007ffd89ec1550 RDI: 0000000000000005
[   21.063606][  T846] RBP: 00007ffd89ec14b0 R08: 0000000000000000 R09: 0000000000000000
[   21.063814][  T846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   21.064031][  T846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd89ec1c10
| [   21.065673][  T846] ------------[ cut here ]------------
| [   21.065808][  T846] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/846
| [   21.066057][  T846] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.066676][  T846] Tainted: [W]=WARN
[   21.066784][  T846] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.066965][  T846] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.067153][  T846] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.067679][  T846] RSP: 0018:ffa00000018d6fd0 EFLAGS: 00010286
[   21.067860][  T846] RAX: 00000000ffffffa6 RBX: ff11000005edf0c0 RCX: 1ff400000031adc0
[   21.068073][  T846] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf170
[   21.068285][  T846] RBP: ff110000119ca000 R08: 1fe2200000bdbe2f R09: ff1100000c265180
[   21.068493][  T846] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   21.068704][  T846] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   21.068915][  T846] FS:  00007fdd41d30840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   21.069168][  T846] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.069344][  T846] CR2: 00007fdd420001a0 CR3: 0000000012808001 CR4: 0000000000771ef0
[   21.069555][  T846] PKRU: 55555554
[   21.069660][  T846] Call Trace:
[   21.069765][  T846]  <TASK>
[   21.069837][  T846]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.069982][  T846]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.070090][  T846]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   21.070233][  T846]  __dev_notify_flags (net/core/dev.c:9787)
[   21.070376][  T846]  ? netif_change_name (net/core/dev.c:1495)
[   21.070517][  T846]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   21.070658][  T846]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   21.070798][  T846]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.070948][  T846] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   21.071098][  T846]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   21.071242][  T846] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   21.071384][  T846]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   21.071529][  T846]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   21.071669][  T846]  ? nla_strscpy (lib/nlattr.c:795)
[   21.071809][  T846]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   21.071955][  T846]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.072099][  T846]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.072237][  T846]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.072382][  T846]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.072537][  T846]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.072678][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.072820][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.072965][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.073106][  T846]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.073247][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.073403][  T846]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.073544][  T846]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.073685][  T846]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.073824][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.073968][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.074133][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.074278][  T846]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.074416][  T846]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.074559][  T846]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.074700][  T846]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.074841][  T846]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.074993][  T846]  ? 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))
[   21.075146][  T846]  ? 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))
[   21.075289][  T846]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.075430][  T846]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.075570][  T846]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.075711][  T846]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.075852][  T846]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.075996][  T846]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.076143][  T846]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.076291][  T846]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.076431][  T846]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.076604][  T846]  ? move_addr_to_kernel (net/socket.c:258)
[   21.076745][  T846]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.076889][  T846]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.077038][  T846]  ___sys_sendmsg (net/socket.c:2752)
[   21.077181][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.077356][  T846]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.077507][  T846]  __sys_sendmsg (net/socket.c:2784)
[   21.077647][  T846]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.077787][  T846]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.077969][  T846]  ? 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)
[   21.078112][  T846]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.078252][  T846]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.078391][  T846]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.078531][  T846]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.078672][  T846]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.078847][  T846] RIP: 0033:0x7fdd41f6a08e
[   21.078996][  T846] 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
[   21.079494][  T846] RSP: 002b:00007ffd89ec14a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.079705][  T846] RAX: ffffffffffffffda RBX: 00007ffd89ec1c38 RCX: 00007fdd41f6a08e
[   21.079919][  T846] RDX: 0000000000000000 RSI: 00007ffd89ec1550 RDI: 0000000000000005
[   21.080133][  T846] RBP: 00007ffd89ec14b0 R08: 0000000000000000 R09: 0000000000000000
[   21.080339][  T846] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   21.080559][  T846] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd89ec1c10
| [   21.104726][  T847] ------------[ cut here ]------------
| [   21.104903][  T847] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/847
| [   21.105153][  T847] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.105694][  T847] Tainted: [W]=WARN
[   21.105794][  T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.105965][  T847] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.106138][  T847] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.106596][  T847] RSP: 0018:ffa00000018c7020 EFLAGS: 00010286
[   21.106760][  T847] RAX: 00000000ffffffa6 RBX: ff11000005dc1840 RCX: 1ff4000000318dca
[   21.106973][  T847] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc18f0
[   21.107173][  T847] RBP: ff110000119ca000 R08: 1fe2200000bb831f R09: ff1100000cb08b58
[   21.107365][  T847] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   21.107559][  T847] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   21.107754][  T847] FS:  00007f702d4a3840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   21.107988][  T847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.108156][  T847] CR2: 000000003f316988 CR3: 000000000d434004 CR4: 0000000000771ef0
[   21.108351][  T847] PKRU: 55555554
[   21.108448][  T847] Call Trace:
[   21.108546][  T847]  <TASK>
[   21.108616][  T847]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.108768][  T847]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.108875][  T847]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.109006][  T847]  __dev_notify_flags (net/core/dev.c:9787)
[   21.109139][  T847]  ? netif_change_name (net/core/dev.c:1495)
[   21.109270][  T847]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.109399][  T847]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   21.109527][  T847]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.109658][  T847]  ? 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))
[   21.109790][  T847]  netif_change_flags (net/core/dev.c:9820)
[   21.109926][  T847]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.110058][  T847]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.110192][  T847]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.110324][  T847]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.110484][  T847]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.110613][  T847]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.110744][  T847]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.110877][  T847]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.111005][  T847]  ? __kernel_text_address (kernel/extable.c:79)
[   21.111142][  T847]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.111274][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.111404][  T847]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.111533][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.111663][  T847]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.111792][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.111927][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.112055][  T847]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.112188][  T847]  ? __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)
[   21.112317][  T847]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.112447][  T847]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.112578][  T847]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.112710][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.112844][  T847]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.112982][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.113114][  T847]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.113244][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.113380][  T847]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.113514][  T847]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.113647][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.113777][  T847]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.113913][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.114045][  T847]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.114182][  T847]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.114313][  T847]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.114443][  T847]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.114572][  T847]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.114701][  T847]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.114833][  T847]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.115054][  T847]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.115252][  T847]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.115382][  T847]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.115513][  T847]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.115645][  T847]  ? 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))
[   21.115773][  T847]  ? 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))
[   21.115959][  T847]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.116089][  T847]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.116223][  T847]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.116354][  T847]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.116487][  T847]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.116619][  T847]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.116752][  T847]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.116938][  T847]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.117068][  T847]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.117231][  T847]  ? move_addr_to_kernel (net/socket.c:258)
[   21.117361][  T847]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.117490][  T847]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.117622][  T847]  ___sys_sendmsg (net/socket.c:2752)
[   21.117751][  T847]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.117969][  T847]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.118112][  T847]  __sys_sendmsg (net/socket.c:2784)
[   21.118244][  T847]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.118372][  T847]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.118537][  T847]  ? 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)
[   21.118666][  T847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.118796][  T847]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.118983][  T847]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.119121][  T847]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.119251][  T847]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.119412][  T847] RIP: 0033:0x7f702d6dd08e
[   21.119555][  T847] 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
[   21.120086][  T847] RSP: 002b:00007ffd8189f860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.120317][  T847] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f702d6dd08e
[   21.120509][  T847] RDX: 0000000000000000 RSI: 00007ffd8189f910 RDI: 0000000000000005
[   21.120702][  T847] RBP: 00007ffd8189f870 R08: 0000000000000000 R09: 0000000000000000
[   21.120952][  T847] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   21.121149][  T847] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd8189ffd0
| [   21.268451][  T862] ------------[ cut here ]------------
| [   21.268634][  T862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/862
| [   21.268878][  T862] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.269438][  T862] Tainted: [W]=WARN
[   21.269540][  T862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.269709][  T862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.269891][  T862] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.270387][  T862] RSP: 0018:ffa00000019971b0 EFLAGS: 00010286
[   21.270556][  T862] RAX: 00000000ffffffa6 RBX: ff1100000f044dc0 RCX: 1ff4000000332dfc
[   21.270753][  T862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f044e70
[   21.270956][  T862] RBP: ff11000008771000 R08: 1fe2200001e089cf R09: ff11000009fd5180
[   21.271158][  T862] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   21.271359][  T862] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   21.271560][  T862] FS:  00007f528bfb7840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   21.271796][  T862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.271971][  T862] CR2: 00007f528c32c040 CR3: 0000000012937003 CR4: 0000000000771ef0
[   21.272176][  T862] PKRU: 55555554
[   21.272277][  T862] Call Trace:
[   21.272377][  T862]  <TASK>
[   21.272448][  T862]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.272583][  T862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.272685][  T862]  __dev_notify_flags (net/core/dev.c:9787)
[   21.272818][  T862]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   21.272959][  T862]  ? netif_change_name (net/core/dev.c:1495)
[   21.273102][  T862]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.273236][  T862]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.273371][  T862]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.273502][  T862]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.273635][  T862]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.273773][  T862]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.273914][  T862]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.274047][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.274187][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.274320][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.274454][  T862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.274587][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.274725][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.274868][  T862]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.275004][  T862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.275143][  T862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.275274][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.275406][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.275540][  T862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.275673][  T862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.275808][  T862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.275944][  T862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.276078][  T862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.276218][  T862]  ? 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))
[   21.276351][  T862]  ? 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))
[   21.276485][  T862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.276617][  T862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.276752][  T862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.276892][  T862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.277025][  T862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.277162][  T862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.277298][  T862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.277432][  T862]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.277565][  T862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.277729][  T862]  ? move_addr_to_kernel (net/socket.c:258)
[   21.277872][  T862]  ___sys_sendmsg (net/socket.c:2752)
[   21.278003][  T862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.278139][  T862]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.278280][  T862]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   21.278420][  T862]  __sys_sendmsg (net/socket.c:2784)
[   21.278553][  T862]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.278690][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.278825][  T862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.278965][  T862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.279103][  T862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.279236][  T862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.279370][  T862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.279536][  T862] RIP: 0033:0x7f528c1f108e
[   21.279675][  T862] 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
[   21.280153][  T862] RSP: 002b:00007ffe342336c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.280353][  T862] RAX: ffffffffffffffda RBX: 00007ffe34233e58 RCX: 00007f528c1f108e
[   21.280551][  T862] RDX: 0000000000000000 RSI: 00007ffe34233770 RDI: 0000000000000005
[   21.280751][  T862] RBP: 00007ffe342336d0 R08: 0000000000000000 R09: 0000000000000000
[   21.280955][  T862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   21.281158][  T862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe34233e30
| [   21.315967][  T864] ------------[ cut here ]------------
| [   21.316160][  T864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/864
| [   21.316444][  T864] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.317085][  T864] Tainted: [W]=WARN
[   21.317240][  T864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.317449][  T864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.317669][  T864] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.318209][  T864] RSP: 0018:ffa00000019a7020 EFLAGS: 00010286
[   21.318429][  T864] RAX: 00000000ffffffa6 RBX: ff1100000b143e40 RCX: 1ff4000000334dca
[   21.318676][  T864] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143ef0
[   21.319014][  T864] RBP: ff11000008771000 R08: 1fe22000016287df R09: ff11000012b68b58
[   21.319338][  T864] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   21.319643][  T864] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   21.320000][  T864] FS:  00007f5ae0164840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   21.320291][  T864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.320503][  T864] CR2: 000000000b07f988 CR3: 00000000101f3005 CR4: 0000000000771ef0
[   21.320745][  T864] PKRU: 55555554
[   21.320902][  T864] Call Trace:
[   21.321047][  T864]  <TASK>
[   21.321171][  T864]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.321357][  T864]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.321506][  T864]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.321683][  T864]  __dev_notify_flags (net/core/dev.c:9787)
[   21.321907][  T864]  ? netif_change_name (net/core/dev.c:1495)
[   21.322083][  T864]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.322270][  T864]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   21.322478][  T864]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.322660][  T864]  ? 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))
[   21.322883][  T864]  netif_change_flags (net/core/dev.c:9820)
[   21.323062][  T864]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.323249][  T864]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.323430][  T864]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.323611][  T864]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.323821][  T864]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.324013][  T864]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.324201][  T864]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.324383][  T864]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.324564][  T864]  ? __kernel_text_address (kernel/extable.c:79)
[   21.324749][  T864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.324944][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.325126][  T864]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.325306][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.325513][  T864]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.325691][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.325879][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.326056][  T864]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.326240][  T864]  ? __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)
[   21.326417][  T864]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.326595][  T864]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.326774][  T864]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.326968][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.327155][  T864]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.327338][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.327520][  T864]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.327699][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.327887][  T864]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.328063][  T864]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.328249][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.328426][  T864]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.328604][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.328784][  T864]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.328980][  T864]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.329166][  T864]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.329345][  T864]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.329554][  T864]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.329732][  T864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.329927][  T864]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.330114][  T864]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.330326][  T864]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.330505][  T864]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.330684][  T864]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.330878][  T864]  ? 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))
[   21.331054][  T864]  ? 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))
[   21.331243][  T864]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.331423][  T864]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.331605][  T864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.331784][  T864]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.331975][  T864]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.332162][  T864]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.332345][  T864]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.332524][  T864]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.332702][  T864]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.332921][  T864]  ? move_addr_to_kernel (net/socket.c:258)
[   21.333108][  T864]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.333288][  T864]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.333468][  T864]  ___sys_sendmsg (net/socket.c:2752)
[   21.333645][  T864]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.333855][  T864]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.334057][  T864]  __sys_sendmsg (net/socket.c:2784)
[   21.334241][  T864]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.334421][  T864]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.334634][  T864]  ? 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)
[   21.334812][  T864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.335005][  T864]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.335189][  T864]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.335367][  T864]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.335548][  T864]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.335760][  T864] RIP: 0033:0x7f5ae039e08e
[   21.335958][  T864] 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
[   21.336468][  T864] RSP: 002b:00007fff025f9ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.336714][  T864] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ae039e08e
[   21.336971][  T864] RDX: 0000000000000000 RSI: 00007fff025f9f50 RDI: 0000000000000005
[   21.337218][  T864] RBP: 00007fff025f9eb0 R08: 0000000000000000 R09: 0000000000000000
[   21.337457][  T864] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   21.337701][  T864] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff025fa610
| [   21.503248][  T882] ------------[ cut here ]------------
| [   21.503469][  T882] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/882
| [   21.503735][  T882] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.504302][  T882] Tainted: [W]=WARN
[   21.504402][  T882] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.504569][  T882] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.504754][  T882] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.505233][  T882] RSP: 0018:ffa0000001a571b0 EFLAGS: 00010286
[   21.505400][  T882] RAX: 00000000ffffffa6 RBX: ff11000012b770c0 RCX: 1ff400000034adfc
[   21.505598][  T882] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012b77170
[   21.505792][  T882] RBP: ff11000009cec000 R08: 1fe220000256ee2f R09: ff110000119c5180
[   21.505997][  T882] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   21.506196][  T882] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   21.506395][  T882] FS:  00007f265e80e840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   21.506625][  T882] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.506791][  T882] CR2: 00007fa5ffdba8f4 CR3: 0000000011963005 CR4: 0000000000771ef0
[   21.506993][  T882] PKRU: 55555554
[   21.507095][  T882] Call Trace:
[   21.507196][  T882]  <TASK>
[   21.507265][  T882]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.507399][  T882]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.507499][  T882]  __dev_notify_flags (net/core/dev.c:9787)
[   21.507632][  T882]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   21.507765][  T882]  ? netif_change_name (net/core/dev.c:1495)
[   21.507905][  T882]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.508039][  T882]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.508175][  T882]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.508305][  T882]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.508437][  T882]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.508572][  T882]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.508705][  T882]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.508836][  T882]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.508971][  T882]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.509107][  T882]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.509238][  T882]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.509367][  T882]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.509501][  T882]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.509632][  T882]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.509761][  T882]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.509897][  T882]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.510027][  T882]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.510161][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.510295][  T882]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.510424][  T882]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.510554][  T882]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.510682][  T882]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.510812][  T882]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.510952][  T882]  ? 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))
[   21.511084][  T882]  ? 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))
[   21.511221][  T882]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.511353][  T882]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.511482][  T882]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.511615][  T882]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.511745][  T882]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.511880][  T882]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.512014][  T882]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.512149][  T882]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.512280][  T882]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.512440][  T882]  ? move_addr_to_kernel (net/socket.c:258)
[   21.512574][  T882]  ___sys_sendmsg (net/socket.c:2752)
[   21.512703][  T882]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.512833][  T882]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.512978][  T882]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   21.513112][  T882]  __sys_sendmsg (net/socket.c:2784)
[   21.513241][  T882]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.513373][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.513502][  T882]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.513633][  T882]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.513763][  T882]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.513899][  T882]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.514030][  T882]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.514195][  T882] RIP: 0033:0x7f265ea4808e
[   21.514332][  T882] 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
[   21.514793][  T882] RSP: 002b:00007ffca73f1da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.514998][  T882] RAX: ffffffffffffffda RBX: 00007ffca73f2538 RCX: 00007f265ea4808e
[   21.515199][  T882] RDX: 0000000000000000 RSI: 00007ffca73f1e50 RDI: 0000000000000005
[   21.515394][  T882] RBP: 00007ffca73f1db0 R08: 0000000000000000 R09: 0000000000000000
[   21.515589][  T882] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   21.515784][  T882] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffca73f2510
| [   21.544198][  T884] ------------[ cut here ]------------
| [   21.544357][  T884] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/884
| [   21.544589][  T884] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.545565][  T884] Tainted: [W]=WARN
[   21.545666][  T884] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.545834][  T884] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.546068][  T884] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.546543][  T884] RSP: 0018:ffa0000001a57020 EFLAGS: 00010286
[   21.546714][  T884] RAX: 00000000ffffffa6 RBX: ff1100000bbe2640 RCX: 1ff400000034adca
[   21.546968][  T884] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe26f0
[   21.547167][  T884] RBP: ff11000009cec000 R08: 1fe220000177c4df R09: ff110000119c0b58
[   21.547367][  T884] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   21.547623][  T884] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   21.547919][  T884] FS:  00007fb9698b0840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   21.548171][  T884] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.548347][  T884] CR2: 00007fb969b801a0 CR3: 000000000f1d7002 CR4: 0000000000771ef0
[   21.548557][  T884] PKRU: 55555554
[   21.548660][  T884] Call Trace:
[   21.548761][  T884]  <TASK>
[   21.548829][  T884]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.548969][  T884]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.549069][  T884]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.549204][  T884]  __dev_notify_flags (net/core/dev.c:9787)
[   21.549336][  T884]  ? netif_change_name (net/core/dev.c:1495)
[   21.549466][  T884]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.549596][  T884]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   21.549727][  T884]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.549890][  T884]  ? 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))
[   21.550025][  T884]  netif_change_flags (net/core/dev.c:9820)
[   21.550164][  T884]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.550297][  T884]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.550434][  T884]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.550571][  T884]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.550740][  T884]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.550878][  T884]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.551008][  T884]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.551152][  T884]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.551287][  T884]  ? __kernel_text_address (kernel/extable.c:79)
[   21.551419][  T884]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.551552][  T884]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.551695][  T884]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.551827][  T884]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.551963][  T884]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.552099][  T884]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.552232][  T884]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.552363][  T884]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.552494][  T884]  ? __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)
[   21.552625][  T884]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.552755][  T884]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.552891][  T884]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.553023][  T884]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.553160][  T884]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.553292][  T884]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.553419][  T884]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.553550][  T884]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.553680][  T884]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.553810][  T884]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.553946][  T884]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.554075][  T884]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.554212][  T884]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.554345][  T884]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.554475][  T884]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.554605][  T884]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.554738][  T884]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.554872][  T884]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.555003][  T884]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.555141][  T884]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.555272][  T884]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.555404][  T884]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.555533][  T884]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.555664][  T884]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.555796][  T884]  ? 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))
[   21.555935][  T884]  ? 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))
[   21.556066][  T884]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.556202][  T884]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.556339][  T884]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.556471][  T884]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.556603][  T884]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.556735][  T884]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.556874][  T884]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.557006][  T884]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.557141][  T884]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.557305][  T884]  ? move_addr_to_kernel (net/socket.c:258)
[   21.557443][  T884]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.557573][  T884]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.557708][  T884]  ___sys_sendmsg (net/socket.c:2752)
[   21.557837][  T884]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.558006][  T884]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.558154][  T884]  __sys_sendmsg (net/socket.c:2784)
[   21.558285][  T884]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.558418][  T884]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.558586][  T884]  ? 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)
[   21.558717][  T884]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.558849][  T884]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.558986][  T884]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.559121][  T884]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.559254][  T884]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.559416][  T884] RIP: 0033:0x7fb969aea08e
[   21.559554][  T884] 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
[   21.560023][  T884] RSP: 002b:00007ffc8e7fcfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.560226][  T884] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb969aea08e
[   21.560422][  T884] RDX: 0000000000000000 RSI: 00007ffc8e7fd070 RDI: 0000000000000005
[   21.560618][  T884] RBP: 00007ffc8e7fcfd0 R08: 0000000000000000 R09: 0000000000000000
[   21.560814][  T884] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3a
[   21.561019][  T884] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8e7fd730
| [   21.742863][  T908] ------------[ cut here ]------------
| [   21.743050][  T908] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/908
| [   21.743296][  T908] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.743858][  T908] Tainted: [W]=WARN
[   21.743969][  T908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.744145][  T908] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.744369][  T908] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.744870][  T908] RSP: 0018:ffa0000001b871b0 EFLAGS: 00010286
[   21.745042][  T908] RAX: 00000000ffffffa6 RBX: ff1100000d574940 RCX: 1ff4000000370dfc
[   21.745251][  T908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5749f0
[   21.745467][  T908] RBP: ff11000009ccc000 R08: 1fe2200001aae93f R09: ff1100000cc5ae80
[   21.745668][  T908] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   21.745873][  T908] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   21.746079][  T908] FS:  00007f75aef4f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   21.746322][  T908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.746492][  T908] CR2: 00007f75af148460 CR3: 00000000101e5006 CR4: 0000000000771ef0
[   21.746695][  T908] PKRU: 55555554
[   21.746797][  T908] Call Trace:
[   21.746915][  T908]  <TASK>
[   21.747003][  T908]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.747148][  T908]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.747252][  T908]  __dev_notify_flags (net/core/dev.c:9787)
[   21.747387][  T908]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   21.747523][  T908]  ? netif_change_name (net/core/dev.c:1495)
[   21.747662][  T908]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   21.747797][  T908]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   21.747940][  T908]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   21.748075][  T908]  ? __dev_get_by_name (net/core/dev.c:883)
[   21.748226][  T908]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   21.748372][  T908]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   21.748513][  T908]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.748671][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.748809][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.748952][  T908]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.749087][  T908]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.749235][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.749373][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.749513][  T908]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.749646][  T908]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.749793][  T908]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.749933][  T908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.750090][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.750230][  T908]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.750364][  T908]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.750498][  T908]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.750634][  T908]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.750769][  T908]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.750911][  T908]  ? 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))
[   21.751044][  T908]  ? 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))
[   21.751185][  T908]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.751321][  T908]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.751456][  T908]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.751591][  T908]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.751725][  T908]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.751860][  T908]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.752009][  T908]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.752152][  T908]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.752289][  T908]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.752459][  T908]  ? move_addr_to_kernel (net/socket.c:258)
[   21.752602][  T908]  ___sys_sendmsg (net/socket.c:2752)
[   21.752738][  T908]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.752877][  T908]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.753023][  T908]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   21.753167][  T908]  __sys_sendmsg (net/socket.c:2784)
[   21.753305][  T908]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.753446][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.753583][  T908]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.753719][  T908]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.753856][  T908]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.753999][  T908]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.754144][  T908]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.754316][  T908] RIP: 0033:0x7f75af18908e
[   21.754459][  T908] 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
[   21.754940][  T908] RSP: 002b:00007ffdbf7c49c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.755147][  T908] RAX: ffffffffffffffda RBX: 00007ffdbf7c5158 RCX: 00007f75af18908e
[   21.755347][  T908] RDX: 0000000000000000 RSI: 00007ffdbf7c4a70 RDI: 0000000000000005
[   21.755553][  T908] RBP: 00007ffdbf7c49d0 R08: 0000000000000000 R09: 0000000000000000
[   21.755759][  T908] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   21.755972][  T908] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbf7c5130
| [   21.789673][  T909] ------------[ cut here ]------------
| [   21.789845][  T909] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/909
| [   21.790085][  T909] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   21.790633][  T909] Tainted: [W]=WARN
[   21.790733][  T909] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.790904][  T909] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   21.791077][  T909] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   21.791553][  T909] RSP: 0018:ffa0000001b97020 EFLAGS: 00010286
[   21.791726][  T909] RAX: 00000000ffffffa6 RBX: ff1100000b2eb540 RCX: 1ff4000000372dca
[   21.792239][  T909] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb5f0
[   21.792443][  T909] RBP: ff11000009ccc000 R08: 1fe220000165d6bf R09: ff1100000e802e58
[   21.792640][  T909] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   21.792835][  T909] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   21.793040][  T909] FS:  00007fed03989840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   21.793281][  T909] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.793447][  T909] CR2: 0000000007ec5988 CR3: 00000000103f9004 CR4: 0000000000771ef0
[   21.793647][  T909] PKRU: 55555554
[   21.793748][  T909] Call Trace:
[   21.793848][  T909]  <TASK>
[   21.793925][  T909]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   21.794070][  T909]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   21.794180][  T909]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   21.794316][  T909]  __dev_notify_flags (net/core/dev.c:9787)
[   21.794451][  T909]  ? netif_change_name (net/core/dev.c:1495)
[   21.794583][  T909]  ? __dev_change_flags (net/core/dev.c:9752)
[   21.794715][  T909]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   21.794849][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.794986][  T909]  ? 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))
[   21.795129][  T909]  netif_change_flags (net/core/dev.c:9820)
[   21.795267][  T909]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.795403][  T909]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   21.795541][  T909]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   21.795675][  T909]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   21.795845][  T909]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.795989][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.796128][  T909]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.796265][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.796401][  T909]  ? __kernel_text_address (kernel/extable.c:79)
[   21.796541][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.796678][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.796813][  T909]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.796953][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.797088][  T909]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   21.797226][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.797380][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.797514][  T909]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   21.797650][  T909]  ? __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)
[   21.797787][  T909]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   21.797926][  T909]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   21.798061][  T909]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   21.798202][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   21.798338][  T909]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   21.798471][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.798605][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.798745][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.798886][  T909]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   21.799022][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.799178][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.799311][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.799447][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.799581][  T909]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   21.799715][  T909]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   21.799848][  T909]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   21.799986][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.800123][  T909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.800255][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.800390][  T909]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   21.800523][  T909]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   21.800655][  T909]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   21.800787][  T909]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.800927][  T909]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.801062][  T909]  ? 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))
[   21.801198][  T909]  ? 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))
[   21.801336][  T909]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.801470][  T909]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.801602][  T909]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   21.801741][  T909]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   21.801877][  T909]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   21.802011][  T909]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   21.802150][  T909]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   21.802284][  T909]  ? copy_msghdr_from_user (net/socket.c:2635)
[   21.802414][  T909]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   21.802576][  T909]  ? move_addr_to_kernel (net/socket.c:258)
[   21.802707][  T909]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.802837][  T909]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   21.802974][  T909]  ___sys_sendmsg (net/socket.c:2752)
[   21.803107][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   21.803271][  T909]  ? copy_msghdr_from_user (net/socket.c:2603)
[   21.803416][  T909]  __sys_sendmsg (net/socket.c:2784)
[   21.803560][  T909]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   21.803690][  T909]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   21.803857][  T909]  ? 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)
[   21.803995][  T909]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   21.804146][  T909]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   21.804276][  T909]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   21.804408][  T909]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   21.804540][  T909]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.804705][  T909] RIP: 0033:0x7fed03bc308e
[   21.804843][  T909] 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
[   21.805332][  T909] RSP: 002b:00007fffb99774e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.805532][  T909] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fed03bc308e
[   21.805731][  T909] RDX: 0000000000000000 RSI: 00007fffb9977590 RDI: 0000000000000005
[   21.805934][  T909] RBP: 00007fffb99774f0 R08: 0000000000000000 R09: 0000000000000000
[   21.806136][  T909] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   21.806341][  T909] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9977c50
| [   22.019894][  T936] ------------[ cut here ]------------
| [   22.020074][  T936] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/936
| [   22.020323][  T936] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.020911][  T936] Tainted: [W]=WARN
[   22.021016][  T936] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.021194][  T936] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.021373][  T936] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.021851][  T936] RSP: 0018:ffa0000001c771b0 EFLAGS: 00010286
[   22.022499][  T936] RAX: 00000000ffffffa6 RBX: ff11000009b1c7c0 RCX: 1ff400000038edfc
[   22.022703][  T936] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c870
[   22.022910][  T936] RBP: ff1100000b824000 R08: 1fe220000136390f R09: ff1100000cd00b80
[   22.023117][  T936] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.023318][  T936] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   22.023520][  T936] FS:  00007fcc19726840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   22.023759][  T936] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.023933][  T936] CR2: 00007fcc1991f460 CR3: 0000000011a3f001 CR4: 0000000000771ef0
[   22.024141][  T936] PKRU: 55555554
[   22.024244][  T936] Call Trace:
[   22.024344][  T936]  <TASK>
[   22.024415][  T936]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.024552][  T936]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.024655][  T936]  __dev_notify_flags (net/core/dev.c:9787)
[   22.024791][  T936]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   22.024932][  T936]  ? netif_change_name (net/core/dev.c:1495)
[   22.025072][  T936]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.025210][  T936]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   22.025347][  T936]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   22.025481][  T936]  ? __dev_get_by_name (net/core/dev.c:883)
[   22.025615][  T936]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   22.025755][  T936]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   22.025900][  T936]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.026036][  T936]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.026177][  T936]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.026311][  T936]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.026444][  T936]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.026577][  T936]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.026718][  T936]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.026853][  T936]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.026992][  T936]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.027129][  T936]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.027264][  T936]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.027397][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.027533][  T936]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.027665][  T936]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.027799][  T936]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.027937][  T936]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.028071][  T936]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.028212][  T936]  ? 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))
[   22.028347][  T936]  ? 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))
[   22.028482][  T936]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.028619][  T936]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.028752][  T936]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.028893][  T936]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.029031][  T936]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.029174][  T936]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.029313][  T936]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.029448][  T936]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.029582][  T936]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.029749][  T936]  ? move_addr_to_kernel (net/socket.c:258)
[   22.029891][  T936]  ___sys_sendmsg (net/socket.c:2752)
[   22.030023][  T936]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.030162][  T936]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.030306][  T936]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   22.030442][  T936]  __sys_sendmsg (net/socket.c:2784)
[   22.030578][  T936]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.030716][  T936]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.030849][  T936]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.030989][  T936]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.031131][  T936]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.031265][  T936]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.031398][  T936]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.031563][  T936] RIP: 0033:0x7fcc1996008e
[   22.031704][  T936] 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
[   22.032182][  T936] RSP: 002b:00007ffedec2c6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.032385][  T936] RAX: ffffffffffffffda RBX: 00007ffedec2ce58 RCX: 00007fcc1996008e
[   22.032584][  T936] RDX: 0000000000000000 RSI: 00007ffedec2c770 RDI: 0000000000000005
[   22.032783][  T936] RBP: 00007ffedec2c6d0 R08: 0000000000000000 R09: 0000000000000000
[   22.032988][  T936] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   22.033190][  T936] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedec2ce30
| [   22.066131][  T938] ------------[ cut here ]------------
| [   22.066288][  T938] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/938
| [   22.066519][  T938] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.067722][  T938] Tainted: [W]=WARN
[   22.067825][  T938] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.068057][  T938] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.068347][  T938] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.068823][  T938] RSP: 0018:ffa0000001bb7020 EFLAGS: 00010286
[   22.069055][  T938] RAX: 00000000ffffffa6 RBX: ff110000051cbe40 RCX: 1ff4000000376dca
[   22.069314][  T938] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cbef0
[   22.069510][  T938] RBP: ff1100000b824000 R08: 1fe2200000a397df R09: ff11000012238b58
[   22.069702][  T938] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   22.069914][  T938] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   22.070113][  T938] FS:  00007f49c1050840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   22.070340][  T938] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.070504][  T938] CR2: 00007f49c13201a0 CR3: 0000000012afa002 CR4: 0000000000771ef0
[   22.070702][  T938] PKRU: 55555554
[   22.070801][  T938] Call Trace:
[   22.070907][  T938]  <TASK>
[   22.070974][  T938]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.071111][  T938]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.071212][  T938]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.071344][  T938]  __dev_notify_flags (net/core/dev.c:9787)
[   22.071477][  T938]  ? netif_change_name (net/core/dev.c:1495)
[   22.071605][  T938]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.071736][  T938]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   22.071871][  T938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.072001][  T938]  ? 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))
[   22.072140][  T938]  netif_change_flags (net/core/dev.c:9820)
[   22.072270][  T938]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.072401][  T938]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.072533][  T938]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.072663][  T938]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.072825][  T938]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.072964][  T938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.073092][  T938]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.073226][  T938]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.073358][  T938]  ? __kernel_text_address (kernel/extable.c:79)
[   22.073491][  T938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.073621][  T938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.073749][  T938]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.073884][  T938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.074014][  T938]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.074149][  T938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.074277][  T938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.074408][  T938]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.074538][  T938]  ? __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)
[   22.074669][  T938]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.074798][  T938]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.074935][  T938]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.075068][  T938]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.075206][  T938]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.075337][  T938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.075465][  T938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.075594][  T938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.075723][  T938]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.075851][  T938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.075989][  T938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.076124][  T938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.076254][  T938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.076384][  T938]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.076515][  T938]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.076645][  T938]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.076775][  T938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.076910][  T938]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.077040][  T938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.077176][  T938]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.077305][  T938]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.077436][  T938]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.077566][  T938]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.077697][  T938]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.077828][  T938]  ? 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))
[   22.077966][  T938]  ? 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))
[   22.078105][  T938]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.078237][  T938]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.078367][  T938]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.078498][  T938]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.078629][  T938]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.078758][  T938]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.078897][  T938]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.079027][  T938]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.079161][  T938]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.079323][  T938]  ? move_addr_to_kernel (net/socket.c:258)
[   22.079454][  T938]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.079583][  T938]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.079714][  T938]  ___sys_sendmsg (net/socket.c:2752)
[   22.079931][  T938]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.080116][  T938]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.080268][  T938]  __sys_sendmsg (net/socket.c:2784)
[   22.080404][  T938]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.080541][  T938]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.080708][  T938]  ? 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)
[   22.080838][  T938]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.080972][  T938]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.081105][  T938]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.081237][  T938]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.081367][  T938]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.081528][  T938] RIP: 0033:0x7f49c128a08e
[   22.081665][  T938] 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
[   22.082132][  T938] RSP: 002b:00007ffef2ea09c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.082329][  T938] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f49c128a08e
[   22.082525][  T938] RDX: 0000000000000000 RSI: 00007ffef2ea0a70 RDI: 0000000000000005
[   22.082720][  T938] RBP: 00007ffef2ea09d0 R08: 0000000000000000 R09: 0000000000000000
[   22.082919][  T938] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   22.083122][  T938] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef2ea1130
| [   22.311185][  T963] ------------[ cut here ]------------
| [   22.311379][  T963] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/963
| [   22.311661][  T963] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.312221][  T963] Tainted: [W]=WARN
[   22.312336][  T963] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.312509][  T963] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.312682][  T963] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.313243][  T963] RSP: 0018:ffa0000001dd71b0 EFLAGS: 00010286
[   22.313428][  T963] RAX: 00000000ffffffa6 RBX: ff1100000b2ea1c0 RCX: 1ff40000003badfc
[   22.313631][  T963] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea270
[   22.313830][  T963] RBP: ff11000008839000 R08: 1fe220000165d44f R09: ff1100000cb0d180
[   22.314037][  T963] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   22.314267][  T963] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   22.314471][  T963] FS:  00007f2cbe2e6840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   22.314710][  T963] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.314889][  T963] CR2: 00007f2cbe4df460 CR3: 0000000012877004 CR4: 0000000000771ef0
[   22.315092][  T963] PKRU: 55555554
[   22.315198][  T963] Call Trace:
[   22.315300][  T963]  <TASK>
[   22.315369][  T963]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.315507][  T963]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.315610][  T963]  __dev_notify_flags (net/core/dev.c:9787)
[   22.315763][  T963]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   22.315905][  T963]  ? netif_change_name (net/core/dev.c:1495)
[   22.316044][  T963]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   22.316186][  T963]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   22.316320][  T963]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   22.316452][  T963]  ? __dev_get_by_name (net/core/dev.c:883)
[   22.316587][  T963]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   22.316727][  T963]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   22.316870][  T963]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.317007][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.317150][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.317286][  T963]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.317419][  T963]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.317560][  T963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.317699][  T963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.317835][  T963]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.317973][  T963]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.318111][  T963]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.318244][  T963]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.318399][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.318535][  T963]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.318667][  T963]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.318801][  T963]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.318941][  T963]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.319078][  T963]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.319220][  T963]  ? 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))
[   22.319355][  T963]  ? 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))
[   22.319513][  T963]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.319650][  T963]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.319785][  T963]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.319929][  T963]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.320066][  T963]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.320205][  T963]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.320342][  T963]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.320476][  T963]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.320635][  T963]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.320798][  T963]  ? move_addr_to_kernel (net/socket.c:258)
[   22.320944][  T963]  ___sys_sendmsg (net/socket.c:2752)
[   22.321078][  T963]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.321217][  T963]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.321360][  T963]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   22.321519][  T963]  __sys_sendmsg (net/socket.c:2784)
[   22.321653][  T963]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.321792][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.321931][  T963]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.322066][  T963]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.322203][  T963]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.322337][  T963]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.322473][  T963]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.322642][  T963] RIP: 0033:0x7f2cbe52008e
[   22.322781][  T963] 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
[   22.323294][  T963] RSP: 002b:00007ffc9c5ca760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.323499][  T963] RAX: ffffffffffffffda RBX: 00007ffc9c5caef8 RCX: 00007f2cbe52008e
[   22.323700][  T963] RDX: 0000000000000000 RSI: 00007ffc9c5ca810 RDI: 0000000000000005
[   22.323903][  T963] RBP: 00007ffc9c5ca770 R08: 0000000000000000 R09: 0000000000000000
[   22.324106][  T963] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   22.324305][  T963] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9c5caed0
| [   22.349814][  T964] ------------[ cut here ]------------
| [   22.349989][  T964] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/964
| [   22.350229][  T964] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.350761][  T964] Tainted: [W]=WARN
[   22.350871][  T964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.351036][  T964] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.351210][  T964] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.351730][  T964] RSP: 0018:ffa0000001de7020 EFLAGS: 00010286
[   22.351931][  T964] RAX: 00000000ffffffa6 RBX: ff11000009ff6040 RCX: 1ff40000003bcdca
[   22.352149][  T964] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009ff60f0
[   22.352354][  T964] RBP: ff11000008839000 R08: 1fe22000013fec1f R09: ff1100000cb08b58
[   22.352547][  T964] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   22.352737][  T964] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   22.352939][  T964] FS:  00007f6d85984840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   22.353183][  T964] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.353346][  T964] CR2: 000000003e259988 CR3: 0000000012875004 CR4: 0000000000771ef0
[   22.353539][  T964] PKRU: 55555554
[   22.353634][  T964] Call Trace:
[   22.353732][  T964]  <TASK>
[   22.353799][  T964]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.353940][  T964]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.354040][  T964]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   22.354174][  T964]  __dev_notify_flags (net/core/dev.c:9787)
[   22.354305][  T964]  ? netif_change_name (net/core/dev.c:1495)
[   22.354433][  T964]  ? __dev_change_flags (net/core/dev.c:9752)
[   22.354562][  T964]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   22.354689][  T964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.354822][  T964]  ? 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))
[   22.354963][  T964]  netif_change_flags (net/core/dev.c:9820)
[   22.355092][  T964]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   22.355226][  T964]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   22.355357][  T964]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   22.355488][  T964]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   22.355650][  T964]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.355780][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.355973][  T964]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.356162][  T964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.356292][  T964]  ? __kernel_text_address (kernel/extable.c:79)
[   22.356427][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.356557][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.356686][  T964]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.356815][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.357001][  T964]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   22.357196][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.357323][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.357451][  T964]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   22.357583][  T964]  ? __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)
[   22.357711][  T964]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   22.357842][  T964]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   22.358055][  T964]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   22.358207][  T964]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   22.358344][  T964]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   22.358476][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.358605][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.358736][  T964]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.358928][  T964]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.359067][  T964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.359203][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.359331][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.359459][  T964]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.359589][  T964]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.359721][  T964]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   22.359849][  T964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.360042][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.360176][  T964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.360305][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.360435][  T964]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.360563][  T964]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.360693][  T964]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.360822][  T964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.360989][  T964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.361127][  T964]  ? 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))
[   22.361255][  T964]  ? 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))
[   22.361390][  T964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.361520][  T964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.361649][  T964]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.361787][  T964]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.361922][  T964]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.362053][  T964]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.362189][  T964]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.362319][  T964]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.362447][  T964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.362615][  T964]  ? move_addr_to_kernel (net/socket.c:258)
[   22.362744][  T964]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.362877][  T964]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.363007][  T964]  ___sys_sendmsg (net/socket.c:2752)
[   22.363148][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.363308][  T964]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.363458][  T964]  __sys_sendmsg (net/socket.c:2784)
[   22.363588][  T964]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.363716][  T964]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.363883][  T964]  ? 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)
[   22.364013][  T964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.364174][  T964]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.364302][  T964]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.364431][  T964]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.364561][  T964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.364720][  T964] RIP: 0033:0x7f6d85bbe08e
[   22.364857][  T964] 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
[   22.365337][  T964] RSP: 002b:00007ffdd07e6f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.365535][  T964] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d85bbe08e
[   22.365730][  T964] RDX: 0000000000000000 RSI: 00007ffdd07e6fc0 RDI: 0000000000000005
[   22.365927][  T964] RBP: 00007ffdd07e6f20 R08: 0000000000000000 R09: 0000000000000000
[   22.366180][  T964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   22.366375][  T964] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd07e7680
| [   22.607351][  T994] ------------[ cut here ]------------
| [   22.607529][  T994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/994
| [   22.607770][  T994] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.608972][  T994] Tainted: [W]=WARN
[   22.609075][  T994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.609250][  T994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.609429][  T994] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.609908][  T994] RSP: 0018:ffa0000001f36fe0 EFLAGS: 00010286
[   22.610077][  T994] RAX: 00000000ffffffa6 RBX: ff1100000b1439c0 RCX: 1ff40000003e6dc2
[   22.610279][  T994] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143a70
[   22.610476][  T994] RBP: ff1100000c2ca000 R08: 1fe220000162874f R09: ff1100001016ae58
[   22.610674][  T994] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   22.610877][  T994] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   22.611076][  T994] FS:  00007f74994f7840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   22.611313][  T994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.611482][  T994] CR2: 0000000019478988 CR3: 0000000010145001 CR4: 0000000000771ef0
[   22.611681][  T994] PKRU: 55555554
[   22.611782][  T994] Call Trace:
[   22.611887][  T994]  <TASK>
[   22.611957][  T994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.612095][  T994]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   22.612234][  T994]  notifier_call_chain (kernel/notifier.c:85)
[   22.612368][  T994]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   22.612501][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.612635][  T994]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   22.612801][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.612940][  T994]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   22.613111][  T994]  ? 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)
[   22.613245][  T994]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   22.613380][  T994]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   22.613512][  T994]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   22.613677][  T994] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   22.613814][  T994]  ? write_profile (kernel/profile.c:194)
[   22.613954][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.614086][  T994]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   22.614259][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.614394][  T994]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   22.614527][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.614661][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.614794][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.614934][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.615067][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.615223][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.615355][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.615487][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.615620][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.615752][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.615891][  T994]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   22.616030][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.616166][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.616298][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.616431][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.616568][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.616701][  T994]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.616835][  T994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.616974][  T994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.617110][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.617246][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.617377][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.617510][  T994]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.617643][  T994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.617776][  T994]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.617915][  T994]  ? 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))
[   22.618048][  T994]  ? 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))
[   22.618187][  T994]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.618321][  T994]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.618453][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.618587][  T994]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.618720][  T994]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.618855][  T994]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.618997][  T994]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.619135][  T994]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.619268][  T994]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.619431][  T994]  ? move_addr_to_kernel (net/socket.c:258)
[   22.619567][  T994]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.619701][  T994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.619836][  T994]  ___sys_sendmsg (net/socket.c:2752)
[   22.619974][  T994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.620144][  T994]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.620287][  T994]  __sys_sendmsg (net/socket.c:2784)
[   22.620420][  T994]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.620554][  T994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.620722][  T994]  ? 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)
[   22.620854][  T994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.620992][  T994]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.621129][  T994]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.621262][  T994]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.621395][  T994]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.621560][  T994] RIP: 0033:0x7f749973108e
[   22.621700][  T994] 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
[   22.622181][  T994] RSP: 002b:00007ffc072ca290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.622382][  T994] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f749973108e
[   22.622579][  T994] RDX: 0000000000000000 RSI: 00007ffc072ca340 RDI: 0000000000000005
[   22.622775][  T994] RBP: 00007ffc072ca2a0 R08: 0000000000000000 R09: 0000000000000000
[   22.622976][  T994] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   22.623178][  T994] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc072caa00
| [   22.624800][  T994] ------------[ cut here ]------------
| [   22.624937][  T994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/994
| [   22.625163][  T994] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.625684][  T994] Tainted: [W]=WARN
[   22.625784][  T994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.625953][  T994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.626126][  T994] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.626579][  T994] RSP: 0018:ffa0000001f37060 EFLAGS: 00010286
[   22.626741][  T994] RAX: 00000000ffffffa6 RBX: ff1100000b1427c0 RCX: 1ff40000003e6dd2
[   22.627581][  T994] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b142870
[   22.627779][  T994] RBP: ff1100000cd1a000 R08: 1fe220000162850f R09: ff1100001016ae58
[   22.628058][  T994] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   22.628256][  T994] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001f37100
[   22.628447][  T994] FS:  00007f74994f7840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   22.628671][  T994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.628831][  T994] CR2: 0000000019478988 CR3: 0000000010145001 CR4: 0000000000771ef0
[   22.629122][  T994] PKRU: 55555554
[   22.629219][  T994] Call Trace:
[   22.629315][  T994]  <TASK>
[   22.629382][  T994]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.629512][  T994]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.629610][  T994]  netif_close_many (net/core/dev.c:1804)
[   22.629739][  T994]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   22.629905][  T994]  ? 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)
[   22.630032][  T994]  ? __dev_close_many (net/core/dev.c:1781)
[   22.630165][  T994]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   22.630326][  T994]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   22.630487][  T994]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   22.630619][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.630748][  T994]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   22.630911][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.631043][  T994]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   22.631174][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.631304][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.631434][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.631565][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.631695][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.631841][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.631975][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.632108][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.632235][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.632363][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.632492][  T994]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   22.632622][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.632752][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.632887][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.633015][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.633149][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.633277][  T994]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.633407][  T994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.633535][  T994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.633664][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.633795][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.633929][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.634058][  T994]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.634190][  T994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.634323][  T994]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.634457][  T994]  ? 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))
[   22.634587][  T994]  ? 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))
[   22.634717][  T994]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.634847][  T994]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.634981][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.635113][  T994]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.635243][  T994]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.635373][  T994]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.635503][  T994]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.635631][  T994]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.635760][  T994]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.635928][  T994]  ? move_addr_to_kernel (net/socket.c:258)
[   22.636057][  T994]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.636192][  T994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.636324][  T994]  ___sys_sendmsg (net/socket.c:2752)
[   22.636452][  T994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.636612][  T994]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.636753][  T994]  __sys_sendmsg (net/socket.c:2784)
[   22.636887][  T994]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.637016][  T994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.637183][  T994]  ? 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)
[   22.637312][  T994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.637443][  T994]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.637571][  T994]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.637698][  T994]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.637826][  T994]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.637997][  T994] RIP: 0033:0x7f749973108e
[   22.638140][  T994] 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
[   22.638592][  T994] RSP: 002b:00007ffc072ca290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.638784][  T994] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f749973108e
[   22.638983][  T994] RDX: 0000000000000000 RSI: 00007ffc072ca340 RDI: 0000000000000005
[   22.639175][  T994] RBP: 00007ffc072ca2a0 R08: 0000000000000000 R09: 0000000000000000
[   22.639366][  T994] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   22.639556][  T994] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc072caa00
| [   22.642245][  T994] ------------[ cut here ]------------
| [   22.642383][  T994] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/994
| [   22.642600][  T994] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.643111][  T994] Tainted: [W]=WARN
[   22.643206][  T994] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.643360][  T994] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.643523][  T994] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.643963][  T994] RSP: 0018:ffa0000001f37190 EFLAGS: 00010286
[   22.644126][  T994] RAX: 00000000ffffffa6 RBX: ff1100000bbe2ac0 RCX: 1ff40000003e6df8
[   22.644309][  T994] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2b70
[   22.644492][  T994] RBP: ff1100000cd1a000 R08: 1fe220000177c56f R09: ff1100001016ae58
[   22.644674][  T994] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   22.644866][  T994] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   22.645052][  T994] FS:  00007f74994f7840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   22.645273][  T994] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.645429][  T994] CR2: 00007f4f5d774f98 CR3: 0000000010145002 CR4: 0000000000771ef0
[   22.645613][  T994] PKRU: 55555554
[   22.645705][  T994] Call Trace:
[   22.645796][  T994]  <TASK>
[   22.645860][  T994]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.646023][  T994]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   22.646184][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.646308][  T994]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   22.646435][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.646566][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.646688][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.646811][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.646935][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.647078][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.647209][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.647332][  T994]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.647452][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.647573][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.647697][  T994]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   22.647822][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.647951][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.648074][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.648203][  T994]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.648326][  T994]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.648447][  T994]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.648569][  T994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.648692][  T994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.648814][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.648944][  T994]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.649065][  T994]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.649192][  T994]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.649312][  T994]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.649436][  T994]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.649561][  T994]  ? 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))
[   22.649681][  T994]  ? 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))
[   22.649811][  T994]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.649939][  T994]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.650060][  T994]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.650190][  T994]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.650312][  T994]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.650437][  T994]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.650567][  T994]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.650690][  T994]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.650813][  T994]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.650969][  T994]  ? move_addr_to_kernel (net/socket.c:258)
[   22.651092][  T994]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.651218][  T994]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.651343][  T994]  ___sys_sendmsg (net/socket.c:2752)
[   22.651465][  T994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.651616][  T994]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.651751][  T994]  __sys_sendmsg (net/socket.c:2784)
[   22.651877][  T994]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.652009][  T994]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.652167][  T994]  ? 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)
[   22.652289][  T994]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.652411][  T994]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.652533][  T994]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.652655][  T994]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.652777][  T994]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.652934][  T994] RIP: 0033:0x7f749973108e
[   22.653063][  T994] 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
[   22.653501][  T994] RSP: 002b:00007ffc072ca290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.653684][  T994] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f749973108e
[   22.653874][  T994] RDX: 0000000000000000 RSI: 00007ffc072ca340 RDI: 0000000000000005
[   22.654059][  T994] RBP: 00007ffc072ca2a0 R08: 0000000000000000 R09: 0000000000000000
[   22.654245][  T994] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3b
[   22.654427][  T994] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc072caa00
| [   22.897846][ T1022] ------------[ cut here ]------------
| [   22.898626][ T1022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1022
| [   22.898985][ T1022] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.899557][ T1022] Tainted: [W]=WARN
[   22.899661][ T1022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.899908][ T1022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.900090][ T1022] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.900581][ T1022] RSP: 0018:ffa00000020d6fe0 EFLAGS: 00010286
[   22.900757][ T1022] RAX: 00000000ffffffa6 RBX: ff1100000aede4c0 RCX: 1ff400000041adc2
[   22.901056][ T1022] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede570
[   22.901268][ T1022] RBP: ff1100000c2ca000 R08: 1fe22000015dbcaf R09: ff1100000f0aae58
[   22.901473][ T1022] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   22.901678][ T1022] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   22.901897][ T1022] FS:  00007f5a221de840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   22.902144][ T1022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.902318][ T1022] CR2: 00000000164cd988 CR3: 00000000103b7005 CR4: 0000000000771ef0
[   22.902525][ T1022] PKRU: 55555554
[   22.902629][ T1022] Call Trace:
[   22.902734][ T1022]  <TASK>
[   22.902807][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.902953][ T1022]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   22.903092][ T1022]  notifier_call_chain (kernel/notifier.c:85)
[   22.903238][ T1022]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   22.903376][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.903518][ T1022]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   22.903687][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.903828][ T1022]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   22.904004][ T1022]  ? 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)
[   22.904147][ T1022]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   22.904286][ T1022]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   22.904423][ T1022]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   22.904595][ T1022] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   22.904739][ T1022]  ? write_profile (kernel/profile.c:194)
[   22.904881][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.905020][ T1022]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   22.905200][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.905339][ T1022]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   22.905479][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.905618][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.905758][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.905901][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.906038][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.906197][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.906334][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.906476][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.906614][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.906751][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.906894][ T1022]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   22.907036][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.907177][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.907317][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.907454][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.907594][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.907732][ T1022]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.907876][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.908013][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.908153][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.908292][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.908430][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.908568][ T1022]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.908707][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.908847][ T1022]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.908994][ T1022]  ? 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))
[   22.909139][ T1022]  ? 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))
[   22.909278][ T1022]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.909415][ T1022]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.909555][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.909694][ T1022]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.909832][ T1022]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.909978][ T1022]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.910127][ T1022]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.910266][ T1022]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.910402][ T1022]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.910572][ T1022]  ? move_addr_to_kernel (net/socket.c:258)
[   22.910710][ T1022]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.910851][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.910996][ T1022]  ___sys_sendmsg (net/socket.c:2752)
[   22.911136][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.911308][ T1022]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.911459][ T1022]  __sys_sendmsg (net/socket.c:2784)
[   22.911597][ T1022]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.911734][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.911912][ T1022]  ? 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)
[   22.912052][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.912196][ T1022]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.912332][ T1022]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.912468][ T1022]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.912606][ T1022]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.912778][ T1022] RIP: 0033:0x7f5a2241808e
[   22.912926][ T1022] 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
[   22.913421][ T1022] RSP: 002b:00007fffbba17350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.913629][ T1022] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5a2241808e
[   22.913835][ T1022] RDX: 0000000000000000 RSI: 00007fffbba17400 RDI: 0000000000000005
[   22.914046][ T1022] RBP: 00007fffbba17360 R08: 0000000000000000 R09: 0000000000000000
[   22.914256][ T1022] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3c
[   22.914460][ T1022] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbba17ac0
| [   22.916194][ T1022] ------------[ cut here ]------------
| [   22.916375][ T1022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1022
| [   22.916693][ T1022] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.917345][ T1022] Tainted: [W]=WARN
[   22.917494][ T1022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.917706][ T1022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.917939][ T1022] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.918455][ T1022] RSP: 0018:ffa00000020d7060 EFLAGS: 00010286
[   22.918668][ T1022] RAX: 00000000ffffffa6 RBX: ff1100000aede940 RCX: 1ff400000041add2
[   22.918928][ T1022] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede9f0
[   22.919176][ T1022] RBP: ff1100000e9da000 R08: 1fe22000015dbd3f R09: ff1100000f0aae58
[   22.919421][ T1022] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   22.919663][ T1022] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000020d7100
[   22.919917][ T1022] FS:  00007f5a221de840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   22.920202][ T1022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.920415][ T1022] CR2: 00005634b211dd5c CR3: 00000000103b7003 CR4: 0000000000771ef0
[   22.920660][ T1022] PKRU: 55555554
[   22.920806][ T1022] Call Trace:
[   22.920965][ T1022]  <TASK>
[   22.921083][ T1022]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   22.921271][ T1022]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   22.921420][ T1022]  netif_close_many (net/core/dev.c:1804)
[   22.921599][ T1022]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   22.921812][ T1022]  ? 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)
[   22.922004][ T1022]  ? __dev_close_many (net/core/dev.c:1781)
[   22.922192][ T1022]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   22.922408][ T1022]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   22.922622][ T1022]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   22.922805][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.922999][ T1022]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   22.923221][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.923404][ T1022]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   22.923586][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.923764][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.923958][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.924144][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.924326][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.924525][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.924704][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.924897][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.925076][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.925264][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.925446][ T1022]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   22.925633][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.925813][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.926008][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.926196][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.926377][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.926558][ T1022]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.926738][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.926934][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.927121][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.927303][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.927482][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.927667][ T1022]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.927847][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.928042][ T1022]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.928231][ T1022]  ? 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))
[   22.928413][ T1022]  ? 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))
[   22.928599][ T1022]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.928781][ T1022]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.928978][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.929169][ T1022]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.929350][ T1022]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.929531][ T1022]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.929713][ T1022]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.929905][ T1022]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.930086][ T1022]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.930303][ T1022]  ? move_addr_to_kernel (net/socket.c:258)
[   22.930482][ T1022]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.930663][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.930847][ T1022]  ___sys_sendmsg (net/socket.c:2752)
[   22.931038][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.931258][ T1022]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.931454][ T1022]  __sys_sendmsg (net/socket.c:2784)
[   22.931636][ T1022]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.931816][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.932044][ T1022]  ? 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)
[   22.932230][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.932411][ T1022]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.932593][ T1022]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.932773][ T1022]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.932970][ T1022]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.933190][ T1022] RIP: 0033:0x7f5a2241808e
[   22.933379][ T1022] 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
[   22.933904][ T1022] RSP: 002b:00007fffbba17350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.934159][ T1022] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5a2241808e
[   22.934405][ T1022] RDX: 0000000000000000 RSI: 00007fffbba17400 RDI: 0000000000000005
[   22.934649][ T1022] RBP: 00007fffbba17360 R08: 0000000000000000 R09: 0000000000000000
[   22.934908][ T1022] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3c
[   22.935162][ T1022] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbba17ac0
| [   22.938273][ T1022] ------------[ cut here ]------------
| [   22.938448][ T1022] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1022
| [   22.938748][ T1022] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   22.939387][ T1022] Tainted: [W]=WARN
[   22.939532][ T1022] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.939736][ T1022] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   22.939965][ T1022] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   22.940469][ T1022] RSP: 0018:ffa00000020d7190 EFLAGS: 00010286
[   22.940677][ T1022] RAX: 00000000ffffffa6 RBX: ff1100000bbe2dc0 RCX: 1ff400000041adf8
[   22.940926][ T1022] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2e70
[   22.941170][ T1022] RBP: ff1100000e9da000 R08: 1fe220000177c5cf R09: ff1100000f0aae58
[   22.941407][ T1022] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   22.941640][ T1022] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   22.941887][ T1022] FS:  00007f5a221de840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   22.942166][ T1022] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.942372][ T1022] CR2: 00005634b211dd5c CR3: 00000000103b7003 CR4: 0000000000771ef0
[   22.942612][ T1022] PKRU: 55555554
[   22.942756][ T1022] Call Trace:
[   22.942910][ T1022]  <TASK>
[   22.943024][ T1022]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   22.943239][ T1022]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   22.943445][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.943621][ T1022]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   22.943797][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.943980][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.944164][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.944338][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.944510][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.944702][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.944888][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.945091][ T1022]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   22.945273][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.945443][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.945612][ T1022]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   22.945783][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.945963][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.946139][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.946309][ T1022]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   22.946484][ T1022]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   22.946653][ T1022]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   22.946824][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.947022][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.947202][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.947373][ T1022]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   22.947541][ T1022]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   22.947714][ T1022]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   22.947901][ T1022]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.948076][ T1022]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.948257][ T1022]  ? 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))
[   22.948425][ T1022]  ? 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))
[   22.948600][ T1022]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.948771][ T1022]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.948956][ T1022]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   22.949137][ T1022]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   22.949308][ T1022]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   22.949480][ T1022]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   22.949652][ T1022]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   22.949822][ T1022]  ? copy_msghdr_from_user (net/socket.c:2635)
[   22.950003][ T1022]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   22.950203][ T1022]  ? move_addr_to_kernel (net/socket.c:258)
[   22.950379][ T1022]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.950549][ T1022]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   22.950723][ T1022]  ___sys_sendmsg (net/socket.c:2752)
[   22.950906][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   22.951116][ T1022]  ? copy_msghdr_from_user (net/socket.c:2603)
[   22.951298][ T1022]  __sys_sendmsg (net/socket.c:2784)
[   22.951468][ T1022]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   22.951636][ T1022]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   22.951843][ T1022]  ? 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)
[   22.952026][ T1022]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   22.952205][ T1022]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   22.952375][ T1022]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   22.952543][ T1022]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   22.952715][ T1022]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.952928][ T1022] RIP: 0033:0x7f5a2241808e
[   22.953113][ T1022] 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
[   22.953592][ T1022] RSP: 002b:00007fffbba17350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.953823][ T1022] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5a2241808e
[   22.954067][ T1022] RDX: 0000000000000000 RSI: 00007fffbba17400 RDI: 0000000000000005
[   22.954299][ T1022] RBP: 00007fffbba17360 R08: 0000000000000000 R09: 0000000000000000
[   22.954529][ T1022] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3c
[   22.954758][ T1022] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffbba17ac0
| [   23.158911][ T1048] ------------[ cut here ]------------
| [   23.159084][ T1048] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1048
| [   23.159354][ T1048] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.159890][ T1048] Tainted: [W]=WARN
[   23.159988][ T1048] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.160194][ T1048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.160367][ T1048] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.160824][ T1048] RSP: 0018:ffa0000002267060 EFLAGS: 00010286
[   23.160993][ T1048] RAX: 00000000ffffffa6 RBX: ff110000051cb840 RCX: 1ff400000044cdd2
[   23.161191][ T1048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cb8f0
[   23.161382][ T1048] RBP: ff11000009cec000 R08: 1fe2200000a3971f R09: ff11000010338b58
[   23.161586][ T1048] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   23.161777][ T1048] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000002267100
[   23.161976][ T1048] FS:  00007f93e6137840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.162207][ T1048] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.162371][ T1048] CR2: 000000000e1e3988 CR3: 0000000010337005 CR4: 0000000000771ef0
[   23.162577][ T1048] PKRU: 55555554
[   23.162674][ T1048] Call Trace:
[   23.162784][ T1048]  <TASK>
[   23.162852][ T1048]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.162988][ T1048]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.163089][ T1048]  netif_close_many (net/core/dev.c:1804)
[   23.163221][ T1048]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.163359][ T1048]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.163488][ T1048]  ? __dev_close_many (net/core/dev.c:1781)
[   23.163616][ T1048]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.163779][ T1048]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.163948][ T1048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.164077][ T1048]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.164243][ T1048]  ? 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)
[   23.164370][ T1048]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.164497][ T1048]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.164684][ T1048]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.164811][ T1048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.164946][ T1048]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.165074][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.165209][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.165337][ T1048]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.165464][ T1048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.165590][ T1048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.165735][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.165867][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.165996][ T1048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.166126][ T1048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.166255][ T1048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.166382][ T1048]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.166541][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.166668][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.166796][ T1048]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.166930][ T1048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.167060][ T1048]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.167195][ T1048]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.167348][ T1048]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.167477][ T1048]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.167603][ T1048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.167732][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.167858][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.168016][ T1048]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.168153][ T1048]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.168284][ T1048]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.168414][ T1048]  ? 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))
[   23.168542][ T1048]  ? 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))
[   23.168671][ T1048]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.168799][ T1048]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.168953][ T1048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.169083][ T1048]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.169217][ T1048]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.169345][ T1048]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.169474][ T1048]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.169602][ T1048]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.169752][ T1048]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.169915][ T1048]  ? move_addr_to_kernel (net/socket.c:258)
[   23.170043][ T1048]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.170180][ T1048]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.170312][ T1048]  ___sys_sendmsg (net/socket.c:2752)
[   23.170459][ T1048]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.170622][ T1048]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.170763][ T1048]  __sys_sendmsg (net/socket.c:2784)
[   23.170907][ T1048]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.171035][ T1048]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.171204][ T1048]  ? 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)
[   23.171333][ T1048]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.171484][ T1048]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.171616][ T1048]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.171745][ T1048]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.171877][ T1048]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.172037][ T1048] RIP: 0033:0x7f93e637108e
[   23.172178][ T1048] 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
[   23.172637][ T1048] RSP: 002b:00007ffd7319a910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.172831][ T1048] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f93e637108e
[   23.173040][ T1048] RDX: 0000000000000000 RSI: 00007ffd7319a9c0 RDI: 0000000000000005
[   23.173237][ T1048] RBP: 00007ffd7319a920 R08: 0000000000000000 R09: 0000000000000000
[   23.173429][ T1048] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3c
[   23.173620][ T1048] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7319b080
| [   23.176276][ T1048] ------------[ cut here ]------------
| [   23.176402][ T1048] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1048
| [   23.176645][ T1048] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.177753][ T1048] Tainted: [W]=WARN
[   23.177846][ T1048] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.178055][ T1048] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.178222][ T1048] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.178659][ T1048] RSP: 0018:ffa0000002267190 EFLAGS: 00010286
[   23.178814][ T1048] RAX: 00000000ffffffa6 RBX: ff11000005dc1840 RCX: 1ff400000044cdf8
[   23.179057][ T1048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc18f0
[   23.179247][ T1048] RBP: ff11000009cec000 R08: 1fe2200000bb831f R09: ff11000010338b58
[   23.179429][ T1048] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.179616][ T1048] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.179822][ T1048] FS:  00007f93e6137840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.180051][ T1048] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.180212][ T1048] CR2: 000000000e1e3988 CR3: 0000000010337005 CR4: 0000000000771ef0
[   23.180396][ T1048] PKRU: 55555554
[   23.180488][ T1048] Call Trace:
[   23.180598][ T1048]  <TASK>
[   23.180667][ T1048]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.180823][ T1048]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.180980][ T1048]  ? 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)
[   23.181106][ T1048]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.181232][ T1048]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.181384][ T1048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.181520][ T1048]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.181642][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.181764][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.181896][ T1048]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.182018][ T1048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.182145][ T1048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.182286][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.182407][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.182530][ T1048]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.182653][ T1048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.182832][ T1048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.182964][ T1048]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.183089][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.183215][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.183337][ T1048]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.183460][ T1048]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.183583][ T1048]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.183706][ T1048]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.183829][ T1048]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.183957][ T1048]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.184079][ T1048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.184209][ T1048]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.184331][ T1048]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.184459][ T1048]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.184580][ T1048]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.184703][ T1048]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.184830][ T1048]  ? 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))
[   23.184956][ T1048]  ? 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))
[   23.185080][ T1048]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.185208][ T1048]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.185415][ T1048]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.185543][ T1048]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.185666][ T1048]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.185788][ T1048]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.186022][ T1048]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.186152][ T1048]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.186273][ T1048]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.186422][ T1048]  ? move_addr_to_kernel (net/socket.c:258)
[   23.186645][ T1048]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.186770][ T1048]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.186900][ T1048]  ___sys_sendmsg (net/socket.c:2752)
[   23.187022][ T1048]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.187258][ T1048]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.187392][ T1048]  __sys_sendmsg (net/socket.c:2784)
[   23.187514][ T1048]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.187714][ T1048]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.187885][ T1048]  ? 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)
[   23.188008][ T1048]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.188179][ T1048]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.188378][ T1048]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.188500][ T1048]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.188622][ T1048]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.188773][ T1048] RIP: 0033:0x7f93e637108e
[   23.188993][ T1048] 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
[   23.189514][ T1048] RSP: 002b:00007ffd7319a910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.189699][ T1048] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f93e637108e
[   23.189886][ T1048] RDX: 0000000000000000 RSI: 00007ffd7319a9c0 RDI: 0000000000000005
[   23.190154][ T1048] RBP: 00007ffd7319a920 R08: 0000000000000000 R09: 0000000000000000
[   23.190337][ T1048] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3c
[   23.190517][ T1048] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd7319b080
| [   23.404190][ T1073] ------------[ cut here ]------------
| [   23.404382][ T1073] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1073
| [   23.404643][ T1073] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.405421][ T1073] Tainted: [W]=WARN
[   23.405520][ T1073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.405681][ T1073] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.405850][ T1073] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.406405][ T1073] RSP: 0018:ffa0000001c27060 EFLAGS: 00010286
[   23.406570][ T1073] RAX: 00000000ffffffa6 RBX: ff1100000b2eaf40 RCX: 1ff4000000384dd2
[   23.406760][ T1073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eaff0
[   23.407061][ T1073] RBP: ff11000009ccc000 R08: 1fe220000165d5ff R09: ff1100001223d158
[   23.407320][ T1073] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   23.407511][ T1073] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000001c27100
[   23.407704][ T1073] FS:  00007fc52ac80840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.408029][ T1073] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.408195][ T1073] CR2: 00007fc52af501a0 CR3: 000000001281f006 CR4: 0000000000771ef0
[   23.408389][ T1073] PKRU: 55555554
[   23.408487][ T1073] Call Trace:
[   23.408585][ T1073]  <TASK>
[   23.408653][ T1073]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.408783][ T1073]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.408910][ T1073]  netif_close_many (net/core/dev.c:1804)
[   23.409041][ T1073]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.409175][ T1073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.409303][ T1073]  ? __dev_close_many (net/core/dev.c:1781)
[   23.409430][ T1073]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   23.409589][ T1073]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   23.409748][ T1073]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.409878][ T1073]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.410037][ T1073]  ? 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)
[   23.410167][ T1073]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.410293][ T1073]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.410451][ T1073]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   23.410578][ T1073]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.410720][ T1073]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.410850][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.410985][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.411116][ T1073]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.411243][ T1073]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.411371][ T1073]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.411532][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.411659][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.411786][ T1073]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.411918][ T1073]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.412045][ T1073]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.412214][ T1073]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.412349][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.412477][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.412603][ T1073]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.412730][ T1073]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.412860][ T1073]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.413006][ T1073]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.413197][ T1073]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.413325][ T1073]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.413453][ T1073]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.413582][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.413707][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.413835][ T1073]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.413969][ T1073]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.414095][ T1073]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.414229][ T1073]  ? 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))
[   23.414355][ T1073]  ? 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))
[   23.414503][ T1073]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.414634][ T1073]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.414761][ T1073]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.414896][ T1073]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.415024][ T1073]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.415157][ T1073]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.415289][ T1073]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.415418][ T1073]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.415543][ T1073]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.415697][ T1073]  ? move_addr_to_kernel (net/socket.c:258)
[   23.415825][ T1073]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.415958][ T1073]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.416097][ T1073]  ___sys_sendmsg (net/socket.c:2752)
[   23.416227][ T1073]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.416421][ T1073]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.416561][ T1073]  __sys_sendmsg (net/socket.c:2784)
[   23.416687][ T1073]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.416814][ T1073]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.416983][ T1073]  ? 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)
[   23.417114][ T1073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.417241][ T1073]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.417368][ T1073]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.417495][ T1073]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.417646][ T1073]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.417810][ T1073] RIP: 0033:0x7fc52aeba08e
[   23.417949][ T1073] 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
[   23.418404][ T1073] RSP: 002b:00007ffd68f8f440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.418597][ T1073] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc52aeba08e
[   23.418807][ T1073] RDX: 0000000000000000 RSI: 00007ffd68f8f4f0 RDI: 0000000000000005
[   23.419007][ T1073] RBP: 00007ffd68f8f450 R08: 0000000000000000 R09: 0000000000000000
[   23.419200][ T1073] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3c
[   23.419390][ T1073] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd68f8fbb0
| [   23.427569][ T1073] ------------[ cut here ]------------
| [   23.427753][ T1073] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1073
| [   23.428012][ T1073] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.428550][ T1073] Tainted: [W]=WARN
[   23.428643][ T1073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.428795][ T1073] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.428961][ T1073] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.429433][ T1073] RSP: 0018:ffa0000001c27190 EFLAGS: 00010286
[   23.429592][ T1073] RAX: 00000000ffffffa6 RBX: ff1100000cc9e4c0 RCX: 1ff4000000384df8
[   23.429774][ T1073] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9e570
[   23.429962][ T1073] RBP: ff11000009ccc000 R08: 1fe2200001993caf R09: ff1100001223d158
[   23.430146][ T1073] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   23.430343][ T1073] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   23.430530][ T1073] FS:  00007fc52ac80840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   23.430743][ T1073] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.430927][ T1073] CR2: 00007f4f5d5cb580 CR3: 000000001281f005 CR4: 0000000000771ef0
[   23.431113][ T1073] PKRU: 55555554
[   23.431215][ T1073] Call Trace:
[   23.431305][ T1073]  <TASK>
[   23.431368][ T1073]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   23.431527][ T1073]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   23.431678][ T1073]  ? 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)
[   23.431798][ T1073]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   23.431936][ T1073]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   23.432087][ T1073]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.432215][ T1073]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   23.432335][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.432456][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.432577][ T1073]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.432704][ T1073]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.432827][ T1073]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.432972][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.433095][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.433220][ T1073]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.433346][ T1073]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.433480][ T1073]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.433603][ T1073]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   23.433731][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.433854][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.433982][ T1073]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.434108][ T1073]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.434233][ T1073]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   23.434354][ T1073]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.434506][ T1073]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.434628][ T1073]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.434750][ T1073]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.434877][ T1073]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.434997][ T1073]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.435125][ T1073]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.435254][ T1073]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.435376][ T1073]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.435502][ T1073]  ? 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))
[   23.435623][ T1073]  ? 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))
[   23.435756][ T1073]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.435887][ T1073]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.436008][ T1073]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.436148][ T1073]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.436269][ T1073]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.436390][ T1073]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.436520][ T1073]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.436645][ T1073]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.436766][ T1073]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.436923][ T1073]  ? move_addr_to_kernel (net/socket.c:258)
[   23.437045][ T1073]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.437170][ T1073]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.437303][ T1073]  ___sys_sendmsg (net/socket.c:2752)
[   23.437428][ T1073]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.437595][ T1073]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.437727][ T1073]  __sys_sendmsg (net/socket.c:2784)
[   23.437848][ T1073]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.437974][ T1073]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.438130][ T1073]  ? 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)
[   23.438250][ T1073]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.438380][ T1073]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.438500][ T1073]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.438622][ T1073]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.438745][ T1073]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.438899][ T1073] RIP: 0033:0x7fc52aeba08e
[   23.439028][ T1073] 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
[   23.439461][ T1073] RSP: 002b:00007ffd68f8f440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.439644][ T1073] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc52aeba08e
[   23.439841][ T1073] RDX: 0000000000000000 RSI: 00007ffd68f8f4f0 RDI: 0000000000000005
[   23.440026][ T1073] RBP: 00007ffd68f8f450 R08: 0000000000000000 R09: 0000000000000000
[   23.440216][ T1073] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3c
[   23.440401][ T1073] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd68f8fbb0
| [   23.635275][ T1096] ------------[ cut here ]------------
| [   23.635458][ T1096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1096
| [   23.635741][ T1096] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.637029][ T1096] Tainted: [W]=WARN
[   23.637143][ T1096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.637319][ T1096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.637502][ T1096] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.638003][ T1096] RSP: 0018:ffa0000002526f70 EFLAGS: 00010286
[   23.638183][ T1096] RAX: 00000000ffffffa6 RBX: ff11000012a2f240 RCX: 1ff40000004a4db4
[   23.638393][ T1096] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012a2f2f0
[   23.638602][ T1096] RBP: ff1100000c2ca000 R08: 1fe2200002545e5f R09: ff1100001008ae80
[   23.638809][ T1096] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   23.639022][ T1096] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   23.639267][ T1096] FS:  00007fd4d3d3e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.639513][ T1096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.639687][ T1096] CR2: 00000000030cda28 CR3: 000000000f772002 CR4: 0000000000771ef0
[   23.639905][ T1096] PKRU: 55555554
[   23.640014][ T1096] Call Trace:
[   23.640123][ T1096]  <TASK>
[   23.640197][ T1096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.640338][ T1096]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   23.640482][ T1096]  notifier_call_chain (kernel/notifier.c:85)
[   23.640626][ T1096]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   23.640768][ T1096]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   23.640915][ T1096]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   23.641057][ T1096]  netdev_upper_dev_link (net/core/dev.c:8972)
[   23.641202][ T1096]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   23.641344][ T1096] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   23.641493][ T1096]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   23.641637][ T1096] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   23.641778][ T1096]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   23.641930][ T1096]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   23.642070][ T1096]  ? nla_strscpy (lib/nlattr.c:795)
[   23.642220][ T1096]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   23.642366][ T1096]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.642507][ T1096]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.642649][ T1096]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.642795][ T1096]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.642945][ T1096]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.643088][ T1096]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.643234][ T1096]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.643376][ T1096]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.643516][ T1096]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.643655][ T1096]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.643802][ T1096]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.643948][ T1096]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.644088][ T1096]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.644233][ T1096]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.644374][ T1096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.644516][ T1096]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.644660][ T1096]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.644800][ T1096]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.644949][ T1096]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.645091][ T1096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.645237][ T1096]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.645382][ T1096]  ? 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))
[   23.645525][ T1096]  ? 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))
[   23.645667][ T1096]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.645809][ T1096]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.645955][ T1096]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.646097][ T1096]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.646242][ T1096]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.646382][ T1096]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.646525][ T1096]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.646665][ T1096]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.646805][ T1096]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.646981][ T1096]  ? move_addr_to_kernel (net/socket.c:258)
[   23.647125][ T1096]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.647266][ T1096]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.647410][ T1096]  ___sys_sendmsg (net/socket.c:2752)
[   23.647549][ T1096]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.647723][ T1096]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.647882][ T1096]  __sys_sendmsg (net/socket.c:2784)
[   23.648024][ T1096]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.648168][ T1096]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.648347][ T1096]  ? 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)
[   23.648487][ T1096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.648628][ T1096]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.648768][ T1096]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.648912][ T1096]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.649053][ T1096]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.649233][ T1096] RIP: 0033:0x7fd4d3f7808e
[   23.649381][ T1096] 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
[   23.649880][ T1096] RSP: 002b:00007ffde87c1670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.650093][ T1096] RAX: ffffffffffffffda RBX: 00007ffde87c1e08 RCX: 00007fd4d3f7808e
[   23.650309][ T1096] RDX: 0000000000000000 RSI: 00007ffde87c1720 RDI: 0000000000000005
[   23.650518][ T1096] RBP: 00007ffde87c1680 R08: 0000000000000000 R09: 0000000000000000
[   23.650727][ T1096] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   23.650950][ T1096] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde87c1de0
| [   23.652594][ T1096] ------------[ cut here ]------------
| [   23.652731][ T1096] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1096
| [   23.653015][ T1096] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.653583][ T1096] Tainted: [W]=WARN
[   23.653689][ T1096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.654608][ T1096] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.654833][ T1096] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.655335][ T1096] RSP: 0018:ffa0000002526fd0 EFLAGS: 00010286
[   23.655511][ T1096] RAX: 00000000ffffffa6 RBX: ff11000012a2e1c0 RCX: 1ff40000004a4dc0
[   23.655718][ T1096] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012a2e270
[   23.655931][ T1096] RBP: ff1100000bb02000 R08: 1fe2200002545c4f R09: ff1100001008ae80
[   23.656143][ T1096] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.656351][ T1096] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02e04
[   23.656559][ T1096] FS:  00007fd4d3d3e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.656804][ T1096] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.656982][ T1096] CR2: 00000000030cda28 CR3: 000000000f772002 CR4: 0000000000771ef0
[   23.657195][ T1096] PKRU: 55555554
[   23.657300][ T1096] Call Trace:
[   23.657403][ T1096]  <TASK>
[   23.657475][ T1096]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.657616][ T1096]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.657724][ T1096]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   23.657869][ T1096]  __dev_notify_flags (net/core/dev.c:9787)
[   23.658010][ T1096]  ? netif_change_name (net/core/dev.c:1495)
[   23.658156][ T1096]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   23.658297][ T1096]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   23.658438][ T1096]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.658579][ T1096] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   23.658722][ T1096]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   23.658870][ T1096] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   23.659014][ T1096]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   23.659164][ T1096]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   23.659303][ T1096]  ? nla_strscpy (lib/nlattr.c:795)
[   23.659445][ T1096]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   23.659585][ T1096]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.659724][ T1096]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.659868][ T1096]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.660014][ T1096]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.660164][ T1096]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.660305][ T1096]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.660447][ T1096]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.660587][ T1096]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.660726][ T1096]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.660869][ T1096]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.661013][ T1096]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.661160][ T1096]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.661300][ T1096]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.661440][ T1096]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.661579][ T1096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.661719][ T1096]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.661861][ T1096]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.662006][ T1096]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.662152][ T1096]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.662292][ T1096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.662433][ T1096]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.662576][ T1096]  ? 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))
[   23.662715][ T1096]  ? 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))
[   23.662857][ T1096]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.663003][ T1096]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.663147][ T1096]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.663290][ T1096]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.663430][ T1096]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.663571][ T1096]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.663714][ T1096]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.663853][ T1096]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.663997][ T1096]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.664176][ T1096]  ? move_addr_to_kernel (net/socket.c:258)
[   23.664317][ T1096]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.664458][ T1096]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.664601][ T1096]  ___sys_sendmsg (net/socket.c:2752)
[   23.664739][ T1096]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.664918][ T1096]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.665069][ T1096]  __sys_sendmsg (net/socket.c:2784)
[   23.665211][ T1096]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.665351][ T1096]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.665529][ T1096]  ? 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)
[   23.665669][ T1096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.665808][ T1096]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.665951][ T1096]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.666091][ T1096]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.666234][ T1096]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.666407][ T1096] RIP: 0033:0x7fd4d3f7808e
[   23.666553][ T1096] 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
[   23.667057][ T1096] RSP: 002b:00007ffde87c1670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.667272][ T1096] RAX: ffffffffffffffda RBX: 00007ffde87c1e08 RCX: 00007fd4d3f7808e
[   23.667479][ T1096] RDX: 0000000000000000 RSI: 00007ffde87c1720 RDI: 0000000000000005
[   23.667688][ T1096] RBP: 00007ffde87c1680 R08: 0000000000000000 R09: 0000000000000000
[   23.667901][ T1096] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   23.668113][ T1096] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde87c1de0
| [   23.696952][ T1097] ------------[ cut here ]------------
| [   23.697138][ T1097] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1097
| [   23.697445][ T1097] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.698092][ T1097] Tainted: [W]=WARN
[   23.698245][ T1097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.698454][ T1097] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.698670][ T1097] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.699204][ T1097] RSP: 0018:ffa0000002527020 EFLAGS: 00010286
[   23.699415][ T1097] RAX: 00000000ffffffa6 RBX: ff1100000d5710c0 RCX: 1ff40000004a4dca
[   23.699658][ T1097] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571170
[   23.699996][ T1097] RBP: ff1100000bb02000 R08: 1fe2200001aae22f R09: ff1100001008d158
[   23.700319][ T1097] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   23.700643][ T1097] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.700982][ T1097] FS:  00007f46e3dfe840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   23.701343][ T1097] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.701639][ T1097] CR2: 0000000036b0e988 CR3: 0000000010097006 CR4: 0000000000771ef0
[   23.701977][ T1097] PKRU: 55555554
[   23.702202][ T1097] Call Trace:
[   23.702421][ T1097]  <TASK>
[   23.702619][ T1097]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.702809][ T1097]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.702971][ T1097]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.703153][ T1097]  __dev_notify_flags (net/core/dev.c:9787)
[   23.703334][ T1097]  ? netif_change_name (net/core/dev.c:1495)
[   23.703510][ T1097]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.703687][ T1097]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.703875][ T1097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.704053][ T1097]  ? 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))
[   23.704244][ T1097]  netif_change_flags (net/core/dev.c:9820)
[   23.704421][ T1097]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.704597][ T1097]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.704776][ T1097]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.704965][ T1097]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.705179][ T1097]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.705357][ T1097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.705535][ T1097]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.705712][ T1097]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.705899][ T1097]  ? __kernel_text_address (kernel/extable.c:79)
[   23.706078][ T1097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.706264][ T1097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.706440][ T1097]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.706617][ T1097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.706795][ T1097]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.706985][ T1097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.707169][ T1097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.707347][ T1097]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.707524][ T1097]  ? __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)
[   23.707700][ T1097]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.707891][ T1097]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.708071][ T1097]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.708256][ T1097]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.708436][ T1097]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.708615][ T1097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.708792][ T1097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.708983][ T1097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.709167][ T1097]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.709346][ T1097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.709526][ T1097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.709705][ T1097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.709893][ T1097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.710070][ T1097]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.710257][ T1097]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.710439][ T1097]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.710620][ T1097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.710798][ T1097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.710989][ T1097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.711181][ T1097]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.711387][ T1097]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.711566][ T1097]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.711743][ T1097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.711936][ T1097]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.712124][ T1097]  ? 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))
[   23.712302][ T1097]  ? 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))
[   23.712482][ T1097]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.712662][ T1097]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.712841][ T1097]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.713032][ T1097]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.713213][ T1097]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.713392][ T1097]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.713573][ T1097]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.713752][ T1097]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.713944][ T1097]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.714158][ T1097]  ? move_addr_to_kernel (net/socket.c:258)
[   23.714340][ T1097]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.714517][ T1097]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.714701][ T1097]  ___sys_sendmsg (net/socket.c:2752)
[   23.714889][ T1097]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.715099][ T1097]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.715295][ T1097]  __sys_sendmsg (net/socket.c:2784)
[   23.715504][ T1097]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.715685][ T1097]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.715911][ T1097]  ? 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)
[   23.716090][ T1097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.716274][ T1097]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.716451][ T1097]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.716629][ T1097]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.716808][ T1097]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.717030][ T1097] RIP: 0033:0x7f46e403808e
[   23.717226][ T1097] 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
[   23.717738][ T1097] RSP: 002b:00007ffef3b238d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.717995][ T1097] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f46e403808e
[   23.718242][ T1097] RDX: 0000000000000000 RSI: 00007ffef3b23980 RDI: 0000000000000005
[   23.718483][ T1097] RBP: 00007ffef3b238e0 R08: 0000000000000000 R09: 0000000000000000
[   23.718724][ T1097] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   23.719006][ T1097] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef3b24040
| [   23.908073][ T1120] ------------[ cut here ]------------
| [   23.908277][ T1120] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1120
| [   23.908559][ T1120] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.909184][ T1120] Tainted: [W]=WARN
[   23.909315][ T1120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.909508][ T1120] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.909696][ T1120] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.910205][ T1120] RSP: 0018:ffa0000002546f70 EFLAGS: 00010286
[   23.910393][ T1120] RAX: 00000000ffffffa6 RBX: ff110000051cb3c0 RCX: 1ff40000004a8db4
[   23.910607][ T1120] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051cb470
[   23.910837][ T1120] RBP: ff1100000c2ca000 R08: 1fe2200000a3968f R09: ff110000100e2e80
[   23.911055][ T1120] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   23.911278][ T1120] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   23.911492][ T1120] FS:  00007f62eb830840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.911744][ T1120] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.911934][ T1120] CR2: 00007f62ebb001a0 CR3: 00000000100d7004 CR4: 0000000000771ef0
[   23.912150][ T1120] PKRU: 55555554
[   23.912256][ T1120] Call Trace:
[   23.912363][ T1120]  <TASK>
[   23.912437][ T1120]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.912579][ T1120]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   23.912736][ T1120]  notifier_call_chain (kernel/notifier.c:85)
[   23.912887][ T1120]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   23.913029][ T1120]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   23.913177][ T1120]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   23.913319][ T1120]  netdev_upper_dev_link (net/core/dev.c:8972)
[   23.913461][ T1120]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   23.913607][ T1120] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   23.913757][ T1120]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   23.913908][ T1120] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   23.914052][ T1120]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   23.914208][ T1120]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   23.914352][ T1120]  ? nla_strscpy (lib/nlattr.c:795)
[   23.914498][ T1120]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   23.914641][ T1120]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.914817][ T1120]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.914965][ T1120]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.915113][ T1120]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.915260][ T1120]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.915403][ T1120]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.915545][ T1120]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.915687][ T1120]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.915833][ T1120]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.915983][ T1120]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.916133][ T1120]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.916273][ T1120]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.916414][ T1120]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.916555][ T1120]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.916701][ T1120]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.916843][ T1120]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.916994][ T1120]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.917143][ T1120]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.917288][ T1120]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.917433][ T1120]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.917581][ T1120]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.917725][ T1120]  ? 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))
[   23.917870][ T1120]  ? 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))
[   23.918012][ T1120]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.918160][ T1120]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.918302][ T1120]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.918443][ T1120]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.918626][ T1120]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.918780][ T1120]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.918932][ T1120]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.919075][ T1120]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.919262][ T1120]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.919438][ T1120]  ? move_addr_to_kernel (net/socket.c:258)
[   23.919609][ T1120]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.919753][ T1120]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.919904][ T1120]  ___sys_sendmsg (net/socket.c:2752)
[   23.920063][ T1120]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.920255][ T1120]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.920411][ T1120]  __sys_sendmsg (net/socket.c:2784)
[   23.920552][ T1120]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.920693][ T1120]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.920875][ T1120]  ? 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)
[   23.921046][ T1120]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.921199][ T1120]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.921345][ T1120]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.921491][ T1120]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.921644][ T1120]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.921848][ T1120] RIP: 0033:0x7f62eba6a08e
[   23.922005][ T1120] 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
[   23.922533][ T1120] RSP: 002b:00007ffe9fe13cd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.922768][ T1120] RAX: ffffffffffffffda RBX: 00007ffe9fe14468 RCX: 00007f62eba6a08e
[   23.922981][ T1120] RDX: 0000000000000000 RSI: 00007ffe9fe13d80 RDI: 0000000000000005
[   23.923198][ T1120] RBP: 00007ffe9fe13ce0 R08: 0000000000000000 R09: 0000000000000000
[   23.923449][ T1120] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   23.923658][ T1120] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9fe14440
| [   23.925628][ T1120] ------------[ cut here ]------------
| [   23.925789][ T1120] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1120
| [   23.926184][ T1120] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.926852][ T1120] Tainted: [W]=WARN
[   23.926964][ T1120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.927141][ T1120] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.927321][ T1120] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.927813][ T1120] RSP: 0018:ffa0000002546fd0 EFLAGS: 00010286
[   23.927994][ T1120] RAX: 00000000ffffffa6 RBX: ff110000051ca7c0 RCX: 1ff40000004a8dc0
[   23.928234][ T1120] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051ca870
[   23.928473][ T1120] RBP: ff1100000cc12000 R08: 1fe2200000a3950f R09: ff110000100e2e80
[   23.928684][ T1120] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   23.928898][ T1120] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   23.929309][ T1120] FS:  00007f62eb830840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.929577][ T1120] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.929764][ T1120] CR2: 00007f62ebb001a0 CR3: 00000000100d7004 CR4: 0000000000771ef0
[   23.929980][ T1120] PKRU: 55555554
[   23.930086][ T1120] Call Trace:
[   23.930203][ T1120]  <TASK>
[   23.930277][ T1120]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.930430][ T1120]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.930545][ T1120]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   23.930781][ T1120]  __dev_notify_flags (net/core/dev.c:9787)
[   23.930930][ T1120]  ? netif_change_name (net/core/dev.c:1495)
[   23.931073][ T1120]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   23.931220][ T1120]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   23.931457][ T1120]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   23.931623][ T1120] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   23.931769][ T1120]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   23.931918][ T1120] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   23.932063][ T1120]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   23.932212][ T1120]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   23.932355][ T1120]  ? nla_strscpy (lib/nlattr.c:795)
[   23.932504][ T1120]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   23.932649][ T1120]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   23.932788][ T1120]  ? __dev_get_by_name (net/core/dev.c:883)
[   23.932935][ T1120]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   23.933082][ T1120]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   23.933233][ T1120]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.933390][ T1120]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.933625][ T1120]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.933859][ T1120]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.934003][ T1120]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.934147][ T1120]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.934301][ T1120]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.934446][ T1120]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.934585][ T1120]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.934727][ T1120]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.934872][ T1120]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.935018][ T1120]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.935183][ T1120]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.935423][ T1120]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.935567][ T1120]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.935707][ T1120]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.935850][ T1120]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.935998][ T1120]  ? 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))
[   23.936142][ T1120]  ? 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))
[   23.936284][ T1120]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.936448][ T1120]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.936693][ T1120]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.936934][ T1120]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.937194][ T1120]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.937365][ T1120]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.937609][ T1120]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.937748][ T1120]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.937892][ T1120]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.938063][ T1120]  ? move_addr_to_kernel (net/socket.c:258)
[   23.938336][ T1120]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.938572][ T1120]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.938715][ T1120]  ___sys_sendmsg (net/socket.c:2752)
[   23.938855][ T1120]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.939034][ T1120]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.939195][ T1120]  __sys_sendmsg (net/socket.c:2784)
[   23.939336][ T1120]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.939477][ T1120]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.939654][ T1120]  ? 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)
[   23.939903][ T1120]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.940045][ T1120]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.940190][ T1120]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.940426][ T1120]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.940590][ T1120]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.940766][ T1120] RIP: 0033:0x7f62eba6a08e
[   23.940949][ T1120] 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
[   23.941451][ T1120] RSP: 002b:00007ffe9fe13cd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.941763][ T1120] RAX: ffffffffffffffda RBX: 00007ffe9fe14468 RCX: 00007f62eba6a08e
[   23.941980][ T1120] RDX: 0000000000000000 RSI: 00007ffe9fe13d80 RDI: 0000000000000005
[   23.942205][ T1120] RBP: 00007ffe9fe13ce0 R08: 0000000000000000 R09: 0000000000000000
[   23.942421][ T1120] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   23.942639][ T1120] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9fe14440
| [   23.982701][ T1121] ------------[ cut here ]------------
| [   23.982900][ T1121] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1121
| [   23.983169][ T1121] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   23.983712][ T1121] Tainted: [W]=WARN
[   23.983812][ T1121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.983982][ T1121] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   23.984156][ T1121] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   23.984617][ T1121] RSP: 0018:ffa00000025f7020 EFLAGS: 00010286
[   23.984783][ T1121] RAX: 00000000ffffffa6 RBX: ff110000051ca1c0 RCX: 1ff40000004bedca
[   23.984981][ T1121] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051ca270
[   23.985177][ T1121] RBP: ff1100000cc12000 R08: 1fe2200000a3944f R09: ff110000100e5158
[   23.985370][ T1121] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   23.985562][ T1121] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   23.985758][ T1121] FS:  00007fa8c98a3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   23.985991][ T1121] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.986158][ T1121] CR2: 000000002dd98988 CR3: 000000000ce5a006 CR4: 0000000000771ef0
[   23.986353][ T1121] PKRU: 55555554
[   23.986451][ T1121] Call Trace:
[   23.986548][ T1121]  <TASK>
[   23.986616][ T1121]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   23.986747][ T1121]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   23.986846][ T1121]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   23.986990][ T1121]  __dev_notify_flags (net/core/dev.c:9787)
[   23.987126][ T1121]  ? netif_change_name (net/core/dev.c:1495)
[   23.987255][ T1121]  ? __dev_change_flags (net/core/dev.c:9752)
[   23.987384][ T1121]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   23.987512][ T1121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.987640][ T1121]  ? 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))
[   23.987773][ T1121]  netif_change_flags (net/core/dev.c:9820)
[   23.987909][ T1121]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.988038][ T1121]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   23.988180][ T1121]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   23.988311][ T1121]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   23.988473][ T1121]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.988605][ T1121]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.988733][ T1121]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.988867][ T1121]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.988998][ T1121]  ? __kernel_text_address (kernel/extable.c:79)
[   23.989168][ T1121]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.989311][ T1121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.989443][ T1121]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.989572][ T1121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.989700][ T1121]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   23.989830][ T1121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.989965][ T1121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.990095][ T1121]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   23.990230][ T1121]  ? __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)
[   23.990359][ T1121]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   23.990488][ T1121]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   23.990618][ T1121]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   23.990752][ T1121]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   23.990890][ T1121]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   23.991021][ T1121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.991170][ T1121]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.991298][ T1121]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.991426][ T1121]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   23.991553][ T1121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.991684][ T1121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.991813][ T1121]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.992025][ T1121]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.992161][ T1121]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   23.992292][ T1121]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   23.992421][ T1121]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   23.992551][ T1121]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.992680][ T1121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.992808][ T1121]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.993027][ T1121]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   23.993160][ T1121]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   23.993289][ T1121]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   23.993424][ T1121]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.993555][ T1121]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.993687][ T1121]  ? 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))
[   23.993815][ T1121]  ? 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))
[   23.994024][ T1121]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.994160][ T1121]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.994289][ T1121]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   23.994419][ T1121]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   23.994548][ T1121]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   23.994678][ T1121]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   23.994808][ T1121]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   23.994997][ T1121]  ? copy_msghdr_from_user (net/socket.c:2635)
[   23.995130][ T1121]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   23.995288][ T1121]  ? move_addr_to_kernel (net/socket.c:258)
[   23.995417][ T1121]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.995546][ T1121]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   23.995675][ T1121]  ___sys_sendmsg (net/socket.c:2752)
[   23.995802][ T1121]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   23.995974][ T1121]  ? copy_msghdr_from_user (net/socket.c:2603)
[   23.996119][ T1121]  __sys_sendmsg (net/socket.c:2784)
[   23.996249][ T1121]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   23.996376][ T1121]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   23.996539][ T1121]  ? 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)
[   23.996666][ T1121]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   23.996793][ T1121]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   23.996926][ T1121]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   23.997055][ T1121]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   23.997190][ T1121]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.997350][ T1121] RIP: 0033:0x7fa8c9add08e
[   23.997487][ T1121] 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
[   23.997949][ T1121] RSP: 002b:00007ffc2bf8bcb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.998148][ T1121] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa8c9add08e
[   23.998340][ T1121] RDX: 0000000000000000 RSI: 00007ffc2bf8bd60 RDI: 0000000000000005
[   23.998531][ T1121] RBP: 00007ffc2bf8bcc0 R08: 0000000000000000 R09: 0000000000000000
[   23.998725][ T1121] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   23.998923][ T1121] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2bf8c420
| [   24.203328][ T1144] ------------[ cut here ]------------
| [   24.203559][ T1144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1144
| [   24.203908][ T1144] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.204594][ T1144] Tainted: [W]=WARN
[   24.204749][ T1144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.204987][ T1144] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.205241][ T1144] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.205787][ T1144] RSP: 0018:ffa0000002706f70 EFLAGS: 00010286
[   24.206021][ T1144] RAX: 00000000ffffffa6 RBX: ff1100000bbe2340 RCX: 1ff40000004e0db4
[   24.206284][ T1144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe23f0
[   24.206542][ T1144] RBP: ff1100000c2ca000 R08: 1fe220000177c47f R09: ff1100001290d180
[   24.206796][ T1144] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   24.207565][ T1144] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   24.207820][ T1144] FS:  00007efe9fb46840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   24.208134][ T1144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.208361][ T1144] CR2: 00007efe9fd3f460 CR3: 00000000101d9006 CR4: 0000000000771ef0
[   24.208624][ T1144] PKRU: 55555554
[   24.208778][ T1144] Call Trace:
[   24.208948][ T1144]  <TASK>
[   24.209070][ T1144]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.209267][ T1144]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   24.209459][ T1144]  notifier_call_chain (kernel/notifier.c:85)
[   24.209652][ T1144]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   24.209857][ T1144]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.210067][ T1144]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.210269][ T1144]  netdev_upper_dev_link (net/core/dev.c:8972)
[   24.210458][ T1144]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   24.210648][ T1144] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   24.210846][ T1144]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.211072][ T1144] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.211277][ T1144]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.211469][ T1144]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.211659][ T1144]  ? nla_strscpy (lib/nlattr.c:795)
[   24.211850][ T1144]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.212054][ T1144]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.212251][ T1144]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.212439][ T1144]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.212633][ T1144]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.212825][ T1144]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.213025][ T1144]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.213228][ T1144]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.213417][ T1144]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.213604][ T1144]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.213792][ T1144]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.213996][ T1144]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.214193][ T1144]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.214382][ T1144]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.214570][ T1144]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.214757][ T1144]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.214956][ T1144]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.215152][ T1144]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.215338][ T1144]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.215527][ T1144]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.215715][ T1144]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.215917][ T1144]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.216116][ T1144]  ? 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))
[   24.216302][ T1144]  ? 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))
[   24.216492][ T1144]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.216680][ T1144]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.216882][ T1144]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.217072][ T1144]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.217266][ T1144]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.217456][ T1144]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.217649][ T1144]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.217837][ T1144]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.218035][ T1144]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.218264][ T1144]  ? move_addr_to_kernel (net/socket.c:258)
[   24.218457][ T1144]  ___sys_sendmsg (net/socket.c:2752)
[   24.218644][ T1144]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.218833][ T1144]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.219041][ T1144]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   24.219241][ T1144]  __sys_sendmsg (net/socket.c:2784)
[   24.219429][ T1144]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.219621][ T1144]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.219814][ T1144]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.220016][ T1144]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.220213][ T1144]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.220400][ T1144]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.220588][ T1144]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.220808][ T1144] RIP: 0033:0x7efe9fd8008e
[   24.221014][ T1144] 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
[   24.221559][ T1144] RSP: 002b:00007ffedbc48dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.221816][ T1144] RAX: ffffffffffffffda RBX: 00007ffedbc49570 RCX: 00007efe9fd8008e
[   24.222084][ T1144] RDX: 0000000000000000 RSI: 00007ffedbc48e80 RDI: 0000000000000005
[   24.222347][ T1144] RBP: 00007ffedbc48de0 R08: 0000000000000000 R09: 0000000000000000
[   24.222602][ T1144] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   24.222857][ T1144] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedbc49548
| [   24.224936][ T1144] ------------[ cut here ]------------
| [   24.225126][ T1144] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1144
| [   24.225453][ T1144] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.226810][ T1144] Tainted: [W]=WARN
[   24.227021][ T1144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.227247][ T1144] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.227474][ T1144] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.228019][ T1144] RSP: 0018:ffa0000002706fd0 EFLAGS: 00010286
[   24.228253][ T1144] RAX: 00000000ffffffa6 RBX: ff1100000bbe2040 RCX: 1ff40000004e0dc0
[   24.228508][ T1144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe20f0
[   24.228761][ T1144] RBP: ff1100000c0ea000 R08: 1fe220000177c41f R09: ff1100001290d180
[   24.229031][ T1144] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   24.229295][ T1144] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   24.229553][ T1144] FS:  00007efe9fb46840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   24.229844][ T1144] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.230079][ T1144] CR2: 00007efe9fd3f460 CR3: 00000000101d9006 CR4: 0000000000771ef0
[   24.230343][ T1144] PKRU: 55555554
[   24.230494][ T1144] Call Trace:
[   24.230646][ T1144]  <TASK>
[   24.230764][ T1144]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.230970][ T1144]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.231130][ T1144]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   24.231318][ T1144]  __dev_notify_flags (net/core/dev.c:9787)
[   24.231506][ T1144]  ? netif_change_name (net/core/dev.c:1495)
[   24.231694][ T1144]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   24.231894][ T1144]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   24.232082][ T1144]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   24.232278][ T1144] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   24.232470][ T1144]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   24.232662][ T1144] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   24.232855][ T1144]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   24.233060][ T1144]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   24.233253][ T1144]  ? nla_strscpy (lib/nlattr.c:795)
[   24.233442][ T1144]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   24.233631][ T1144]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   24.233818][ T1144]  ? __dev_get_by_name (net/core/dev.c:883)
[   24.234018][ T1144]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   24.234217][ T1144]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   24.234410][ T1144]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.234597][ T1144]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.234783][ T1144]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.234984][ T1144]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.235176][ T1144]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.235361][ T1144]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.235553][ T1144]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.235742][ T1144]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.235942][ T1144]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.236135][ T1144]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.236323][ T1144]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.236509][ T1144]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.236698][ T1144]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.236896][ T1144]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.237083][ T1144]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.237277][ T1144]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.237463][ T1144]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.237652][ T1144]  ? 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))
[   24.237837][ T1144]  ? 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))
[   24.238038][ T1144]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.238234][ T1144]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.238419][ T1144]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.238608][ T1144]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.238796][ T1144]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.238995][ T1144]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.239187][ T1144]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.239375][ T1144]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.239562][ T1144]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.239780][ T1144]  ? move_addr_to_kernel (net/socket.c:258)
[   24.239986][ T1144]  ___sys_sendmsg (net/socket.c:2752)
[   24.240180][ T1144]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.240368][ T1144]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.240566][ T1144]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   24.240754][ T1144]  __sys_sendmsg (net/socket.c:2784)
[   24.240952][ T1144]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.241151][ T1144]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.241338][ T1144]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.241525][ T1144]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.241711][ T1144]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.241911][ T1144]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.242099][ T1144]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.242326][ T1144] RIP: 0033:0x7efe9fd8008e
[   24.242518][ T1144] 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
[   24.243069][ T1144] RSP: 002b:00007ffedbc48dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.243336][ T1144] RAX: ffffffffffffffda RBX: 00007ffedbc49570 RCX: 00007efe9fd8008e
[   24.243589][ T1144] RDX: 0000000000000000 RSI: 00007ffedbc48e80 RDI: 0000000000000005
[   24.243841][ T1144] RBP: 00007ffedbc48de0 R08: 0000000000000000 R09: 0000000000000000
[   24.244117][ T1144] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   24.244373][ T1144] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffedbc49548
| [   24.276631][ T1145] ------------[ cut here ]------------
| [   24.276788][ T1145] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1145
| [   24.277064][ T1145] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.277597][ T1145] Tainted: [W]=WARN
[   24.277695][ T1145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.277868][ T1145] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.278040][ T1145] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.278507][ T1145] RSP: 0018:ffa0000002727020 EFLAGS: 00010286
[   24.278674][ T1145] RAX: 00000000ffffffa6 RBX: ff11000005edfcc0 RCX: 1ff40000004e4dca
[   24.278877][ T1145] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edfd70
[   24.279070][ T1145] RBP: ff1100000c0ea000 R08: 1fe2200000bdbfaf R09: ff1100001008d158
[   24.279273][ T1145] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   24.279471][ T1145] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   24.279667][ T1145] FS:  00007fb5b7104840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   24.279930][ T1145] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.280095][ T1145] CR2: 0000000039759988 CR3: 000000001033f003 CR4: 0000000000771ef0
[   24.280295][ T1145] PKRU: 55555554
[   24.280393][ T1145] Call Trace:
[   24.280492][ T1145]  <TASK>
[   24.280561][ T1145]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.280692][ T1145]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.280793][ T1145]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   24.280933][ T1145]  __dev_notify_flags (net/core/dev.c:9787)
[   24.281063][ T1145]  ? netif_change_name (net/core/dev.c:1495)
[   24.281198][ T1145]  ? __dev_change_flags (net/core/dev.c:9752)
[   24.281329][ T1145]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   24.281457][ T1145]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.281601][ T1145]  ? 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))
[   24.281734][ T1145]  netif_change_flags (net/core/dev.c:9820)
[   24.281873][ T1145]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.282003][ T1145]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   24.282140][ T1145]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   24.282269][ T1145]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   24.282429][ T1145]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.282558][ T1145]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.282686][ T1145]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.282815][ T1145]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.283031][ T1145]  ? __kernel_text_address (kernel/extable.c:79)
[   24.283231][ T1145]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.283376][ T1145]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.283506][ T1145]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.283635][ T1145]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.283764][ T1145]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.283946][ T1145]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.284075][ T1145]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.284209][ T1145]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.284338][ T1145]  ? __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)
[   24.284468][ T1145]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.284597][ T1145]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   24.284726][ T1145]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.284923][ T1145]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   24.285055][ T1145]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   24.285190][ T1145]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.285317][ T1145]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.285446][ T1145]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.285586][ T1145]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.285716][ T1145]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.285848][ T1145]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.286032][ T1145]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.286165][ T1145]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.286292][ T1145]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.286430][ T1145]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   24.286561][ T1145]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.286691][ T1145]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.286821][ T1145]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.287005][ T1145]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.287142][ T1145]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.287269][ T1145]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.287400][ T1145]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.287540][ T1145]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.287674][ T1145]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.287808][ T1145]  ? 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))
[   24.287992][ T1145]  ? 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))
[   24.288132][ T1145]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.288279][ T1145]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.288408][ T1145]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.288539][ T1145]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.288676][ T1145]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.288808][ T1145]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.288991][ T1145]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.289128][ T1145]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.289262][ T1145]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.289422][ T1145]  ? move_addr_to_kernel (net/socket.c:258)
[   24.289554][ T1145]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.289685][ T1145]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.289817][ T1145]  ___sys_sendmsg (net/socket.c:2752)
[   24.290033][ T1145]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.290211][ T1145]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.290355][ T1145]  __sys_sendmsg (net/socket.c:2784)
[   24.290486][ T1145]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.290620][ T1145]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.290790][ T1145]  ? 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)
[   24.290998][ T1145]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.291140][ T1145]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.291269][ T1145]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.291398][ T1145]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.291529][ T1145]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.291690][ T1145] RIP: 0033:0x7fb5b733e08e
[   24.291825][ T1145] 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
[   24.292354][ T1145] RSP: 002b:00007fff12c18b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.292551][ T1145] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb5b733e08e
[   24.292746][ T1145] RDX: 0000000000000000 RSI: 00007fff12c18bb0 RDI: 0000000000000005
[   24.292944][ T1145] RBP: 00007fff12c18b10 R08: 0000000000000000 R09: 0000000000000000
[   24.293142][ T1145] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   24.293360][ T1145] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff12c19270
| [   24.495333][ T1172] ------------[ cut here ]------------
| [   24.495508][ T1172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1172
| [   24.495778][ T1172] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.496325][ T1172] Tainted: [W]=WARN
[   24.496427][ T1172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.496599][ T1172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.496770][ T1172] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.497234][ T1172] RSP: 0018:ffa0000002887060 EFLAGS: 00010286
[   24.497400][ T1172] RAX: 00000000ffffffa6 RBX: ff1100000b142640 RCX: 1ff4000000510dd2
[   24.497598][ T1172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1426f0
[   24.497788][ T1172] RBP: ff11000008839000 R08: 1fe22000016284df R09: ff11000011acd158
[   24.498075][ T1172] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   24.498271][ T1172] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000002887100
[   24.498464][ T1172] FS:  00007fe7f69a5840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   24.498692][ T1172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.498949][ T1172] CR2: 0000000003538988 CR3: 0000000011abf005 CR4: 0000000000771ef0
[   24.499147][ T1172] PKRU: 55555554
[   24.499244][ T1172] Call Trace:
[   24.499342][ T1172]  <TASK>
[   24.499410][ T1172]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.499541][ T1172]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.499640][ T1172]  netif_close_many (net/core/dev.c:1804)
[   24.499771][ T1172]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   24.499907][ T1172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.500036][ T1172]  ? __dev_close_many (net/core/dev.c:1781)
[   24.500166][ T1172]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.500325][ T1172]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.500487][ T1172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.500616][ T1172]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.500774][ T1172]  ? 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)
[   24.500909][ T1172]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   24.501035][ T1172]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   24.501198][ T1172]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.501327][ T1172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.501456][ T1172]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   24.501584][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.501710][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.501837][ T1172]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.501971][ T1172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.502098][ T1172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.502246][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.502373][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.502507][ T1172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.502633][ T1172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.502764][ T1172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.502897][ T1172]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   24.503027][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.503159][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.503287][ T1172]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.503415][ T1172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.503544][ T1172]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.503674][ T1172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.503802][ T1172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.503941][ T1172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.504068][ T1172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.504203][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.504330][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.504458][ T1172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.504586][ T1172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.504717][ T1172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.504846][ T1172]  ? 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))
[   24.504980][ T1172]  ? 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))
[   24.505113][ T1172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.505243][ T1172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.505372][ T1172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.505502][ T1172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.505632][ T1172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.505761][ T1172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.505897][ T1172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.506026][ T1172]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.506158][ T1172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.506344][ T1172]  ? move_addr_to_kernel (net/socket.c:258)
[   24.506472][ T1172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.506601][ T1172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.506728][ T1172]  ___sys_sendmsg (net/socket.c:2752)
[   24.506855][ T1172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.507019][ T1172]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.507161][ T1172]  __sys_sendmsg (net/socket.c:2784)
[   24.507289][ T1172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.507417][ T1172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.507581][ T1172]  ? 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)
[   24.507708][ T1172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.507837][ T1172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.507975][ T1172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.508107][ T1172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.508235][ T1172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.508394][ T1172] RIP: 0033:0x7fe7f6bdf08e
[   24.508528][ T1172] 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
[   24.508991][ T1172] RSP: 002b:00007fff227b3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.509188][ T1172] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7f6bdf08e
[   24.509379][ T1172] RDX: 0000000000000000 RSI: 00007fff227b3cc0 RDI: 0000000000000005
[   24.509568][ T1172] RBP: 00007fff227b3c20 R08: 0000000000000000 R09: 0000000000000000
[   24.509759][ T1172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   24.509959][ T1172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff227b4380
| [   24.512821][ T1172] ------------[ cut here ]------------
| [   24.513603][ T1172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1172
| [   24.513852][ T1172] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.514407][ T1172] Tainted: [W]=WARN
[   24.514554][ T1172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.514709][ T1172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.514924][ T1172] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.515365][ T1172] RSP: 0018:ffa0000002887190 EFLAGS: 00010286
[   24.515520][ T1172] RAX: 00000000ffffffa6 RBX: ff1100000aedf3c0 RCX: 1ff4000000510df8
[   24.515703][ T1172] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedf470
[   24.515920][ T1172] RBP: ff11000008839000 R08: 1fe22000015dbe8f R09: ff11000011acd158
[   24.516107][ T1172] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   24.516307][ T1172] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.516491][ T1172] FS:  00007fe7f69a5840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   24.516706][ T1172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.516868][ T1172] CR2: 0000000003538988 CR3: 0000000011abf005 CR4: 0000000000771ef0
[   24.517054][ T1172] PKRU: 55555554
[   24.517150][ T1172] Call Trace:
[   24.517240][ T1172]  <TASK>
[   24.517304][ T1172]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.517460][ T1172]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.517611][ T1172]  ? 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)
[   24.517735][ T1172]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   24.517857][ T1172]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   24.518017][ T1172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.518144][ T1172]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   24.518266][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.518388][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.518515][ T1172]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.518637][ T1172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.518761][ T1172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.518908][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.519030][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.519161][ T1172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   24.519291][ T1172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.519414][ T1172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.519536][ T1172]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   24.519661][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.519785][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.519914][ T1172]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.520036][ T1172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   24.520164][ T1172]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   24.520287][ T1172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   24.520410][ T1172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.520533][ T1172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.520656][ T1172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.520783][ T1172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.520910][ T1172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.521034][ T1172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   24.521161][ T1172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.521285][ T1172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.521409][ T1172]  ? 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))
[   24.521532][ T1172]  ? 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))
[   24.521658][ T1172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.521782][ T1172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.521908][ T1172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.522031][ T1172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   24.522159][ T1172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   24.522281][ T1172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   24.522404][ T1172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   24.522526][ T1172]  ? copy_msghdr_from_user (net/socket.c:2635)
[   24.522648][ T1172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   24.522800][ T1172]  ? move_addr_to_kernel (net/socket.c:258)
[   24.522928][ T1172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.523051][ T1172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   24.523180][ T1172]  ___sys_sendmsg (net/socket.c:2752)
[   24.523304][ T1172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   24.523455][ T1172]  ? copy_msghdr_from_user (net/socket.c:2603)
[   24.523592][ T1172]  __sys_sendmsg (net/socket.c:2784)
[   24.523714][ T1172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   24.523835][ T1172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   24.523998][ T1172]  ? 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)
[   24.524125][ T1172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.524247][ T1172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.524369][ T1172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.524493][ T1172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.524617][ T1172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.524769][ T1172] RIP: 0033:0x7fe7f6bdf08e
[   24.524903][ T1172] 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
[   24.525341][ T1172] RSP: 002b:00007fff227b3c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.525527][ T1172] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7f6bdf08e
[   24.525710][ T1172] RDX: 0000000000000000 RSI: 00007fff227b3cc0 RDI: 0000000000000005
[   24.525898][ T1172] RBP: 00007fff227b3c20 R08: 0000000000000000 R09: 0000000000000000
[   24.526081][ T1172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3d
[   24.526269][ T1172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff227b4380
| [   24.701673][  T164] ------------[ cut here ]------------
| [   24.701844][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   24.702152][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.702880][  T164] Tainted: [W]=WARN
[   24.702994][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.703181][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.703382][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.703902][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   24.704088][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc9ec40 RCX: 1ff40000000feebf
[   24.704323][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9ecf0
[   24.704540][  T164] RBP: ff1100000c2ca000 R08: 1fe2200001993d9f R09: ff1100000c015220
[   24.704755][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   24.704981][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   24.705215][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   24.705471][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.705656][  T164] CR2: 00005634ecc19270 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   24.705890][  T164] PKRU: 55555554
[   24.706001][  T164] Call Trace:
[   24.706113][  T164]  <TASK>
[   24.706190][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.706339][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.706452][  T164]  netif_close_many (net/core/dev.c:1804)
[   24.706598][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   24.706749][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   24.706911][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.707059][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.707240][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   24.707420][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   24.707599][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.707743][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   24.707906][  T164]  ? __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)
[   24.708052][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   24.708211][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.708391][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.708536][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.708683][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.708826][  T164]  ? 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)
[   24.709094][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.709243][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.709388][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.709536][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.709685][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.709832][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.710117][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.710308][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.710454][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.710601][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.710783][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.710946][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.711090][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.711240][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.711384][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.711493][  T164]  new_sync_write (fs/read_write.c:595)
[   24.711640][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.711786][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.711939][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.712088][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.712243][  T164]  vfs_write (fs/read_write.c:688)
[   24.712353][  T164]  ksys_write (fs/read_write.c:740)
[   24.712462][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.712606][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.712758][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.712911][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.713055][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.713202][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.713347][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.713526][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.713690][  T164] 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
[   24.714207][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.714425][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.714640][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.714869][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.715087][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.715302][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.721980][  T164] ------------[ cut here ]------------
| [   24.722175][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   24.722469][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.723127][  T164] Tainted: [W]=WARN
[   24.723241][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.723428][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.723624][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.724165][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   24.724352][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c35e340 RCX: 1ff40000000fee81
[   24.724574][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c35e3f0
[   24.724795][  T164] RBP: ff1100000c0ea000 R08: 1fe220000186bc7f R09: ff1100000c0151f8
[   24.725048][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   24.725287][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12000
[   24.725510][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   24.725770][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.725968][  T164] CR2: 00005634ecc19270 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   24.726219][  T164] PKRU: 55555554
[   24.726330][  T164] Call Trace:
[   24.726441][  T164]  <TASK>
[   24.726519][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.726670][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.726784][  T164]  netif_close_many (net/core/dev.c:1804)
[   24.727013][  T164]  ? 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)
[   24.727168][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   24.727318][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.727504][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.727689][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   24.727852][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.728110][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.728263][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.728450][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.728602][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.728758][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.729018][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.729210][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.729358][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.729508][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.729656][  T164]  ? 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)
[   24.729806][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.730017][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.730170][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.730330][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.730481][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.730631][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.730822][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.731077][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.731232][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.731383][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.731569][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.731716][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.731928][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.732077][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.732237][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.732349][  T164]  new_sync_write (fs/read_write.c:595)
[   24.732498][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.732646][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.732797][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.733020][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.733240][  T164]  vfs_write (fs/read_write.c:688)
[   24.733353][  T164]  ksys_write (fs/read_write.c:740)
[   24.733466][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.733615][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.733761][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.733972][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.734122][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.734270][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.734419][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.734605][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.734759][  T164] 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
[   24.735379][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.735605][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.735827][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.736117][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.736339][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.736566][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.746999][  T164] ------------[ cut here ]------------
| [   24.747230][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   24.747584][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.748394][  T164] Tainted: [W]=WARN
[   24.748556][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.748788][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.749046][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.749659][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   24.749907][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c35edc0 RCX: 1ff40000000fee81
[   24.750183][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c35ee70
[   24.750451][  T164] RBP: ff1100000cc12000 R08: 1fe220000186bdcf R09: ff1100000c0151f8
[   24.750718][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   24.751011][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02000
[   24.751289][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   24.751602][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.751838][  T164] CR2: 00007f5b38b092a0 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   24.752137][  T164] PKRU: 55555554
[   24.752296][  T164] Call Trace:
[   24.752454][  T164]  <TASK>
[   24.752578][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   24.752773][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.752984][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.753190][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.753354][  T164]  netif_close_many (net/core/dev.c:1804)
[   24.753557][  T164]  ? 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)
[   24.753753][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   24.753962][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.754204][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.754436][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   24.754637][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.754885][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.755087][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.755330][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.755531][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.755731][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.755980][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.756221][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.756419][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.756616][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.756814][  T164]  ? 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)
[   24.757028][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.757229][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.757426][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.757627][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.757831][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.758043][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.758285][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.758521][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.758719][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.758930][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.759174][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.759371][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.759570][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.759766][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.759977][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.760144][  T164]  new_sync_write (fs/read_write.c:595)
[   24.760342][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.760539][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.760737][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.760947][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.761155][  T164]  vfs_write (fs/read_write.c:688)
[   24.761317][  T164]  ksys_write (fs/read_write.c:740)
[   24.761478][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.761674][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.761881][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.762079][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.762281][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.762475][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.762676][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.762917][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.763124][  T164] 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
[   24.763699][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.764002][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.764320][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.764590][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.764875][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.765151][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.768006][  T164] ------------[ cut here ]------------
| [   24.768195][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   24.768496][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.769160][  T164] Tainted: [W]=WARN
[   24.769289][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.769478][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.769675][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.770217][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   24.770407][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c35f840 RCX: 1ff40000000fee81
[   24.770635][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c35f8f0
[   24.770867][  T164] RBP: ff1100000bb02000 R08: 1fe220000186bf1f R09: ff1100000c0151f8
[   24.771090][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   24.771315][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119ca000
[   24.771541][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   24.771802][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.771992][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   24.772220][  T164] PKRU: 55555554
[   24.772333][  T164] Call Trace:
[   24.772444][  T164]  <TASK>
[   24.772521][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   24.772672][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.772823][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.772980][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.773097][  T164]  netif_close_many (net/core/dev.c:1804)
[   24.773261][  T164]  ? 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)
[   24.773411][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   24.773560][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.773746][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.773938][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   24.774096][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.774290][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.774442][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.774629][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.774783][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.774941][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.775133][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.775318][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.775467][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.775615][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.775764][  T164]  ? 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)
[   24.775917][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.776065][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.776216][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.776367][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.776518][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.776668][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.776856][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.777049][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.777203][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.777351][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.777536][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.777683][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.777833][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.777989][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.778142][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.778254][  T164]  new_sync_write (fs/read_write.c:595)
[   24.778405][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.778555][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.778705][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.778853][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.779010][  T164]  vfs_write (fs/read_write.c:688)
[   24.779128][  T164]  ksys_write (fs/read_write.c:740)
[   24.779241][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.779391][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.779538][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.779687][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.779835][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.779987][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.780139][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.780321][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.780475][  T164] 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
[   24.781007][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.781233][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.781453][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.781674][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.781898][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.782124][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.784402][  T164] ------------[ cut here ]------------
| [   24.784550][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   24.784844][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.785498][  T164] Tainted: [W]=WARN
[   24.785612][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.785799][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.785999][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.786535][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   24.786722][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f044ac0 RCX: 1ff40000000fee81
[   24.786952][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f044b70
[   24.787182][  T164] RBP: ff110000119ca000 R08: 1fe2200001e0896f R09: ff1100000c0151f8
[   24.787404][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   24.787627][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92000
[   24.787852][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   24.788127][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.788316][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   24.788541][  T164] PKRU: 55555554
[   24.788653][  T164] Call Trace:
[   24.788766][  T164]  <TASK>
[   24.788843][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   24.789000][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.789154][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.789305][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.789419][  T164]  netif_close_many (net/core/dev.c:1804)
[   24.789569][  T164]  ? 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)
[   24.789719][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   24.789875][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.790064][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.790254][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   24.790408][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.790596][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.790751][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.790945][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.791100][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.791256][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.791445][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.791631][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.791781][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.791937][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.792087][  T164]  ? 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)
[   24.792243][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.792396][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.792546][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.792700][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.792852][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.793009][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.793203][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.793409][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.793570][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.793722][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.793916][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.794066][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.794223][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.794373][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.794523][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.794639][  T164]  new_sync_write (fs/read_write.c:595)
[   24.794790][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.794946][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.795097][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.795251][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.795404][  T164]  vfs_write (fs/read_write.c:688)
[   24.795520][  T164]  ksys_write (fs/read_write.c:740)
[   24.795634][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.795785][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.795940][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.796090][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.796244][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.796392][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.796542][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.796728][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.796888][  T164] 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
[   24.797425][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.797651][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.797878][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.798102][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.798330][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.798553][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.801147][  T164] ------------[ cut here ]------------
| [   24.801299][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   24.801592][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.802959][  T164] Tainted: [W]=WARN
[   24.803073][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.803267][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.803460][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.804060][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   24.804257][  T164] RAX: 00000000ffffffa6 RBX: ff1100000d5756c0 RCX: 1ff40000000fee81
[   24.804481][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d575770
[   24.804707][  T164] RBP: ff1100000cd92000 R08: 1fe2200001aaeaef R09: ff1100000c0151f8
[   24.804995][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   24.805223][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24a000
[   24.805448][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   24.805715][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.805967][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   24.806197][  T164] PKRU: 55555554
[   24.806308][  T164] Call Trace:
[   24.806422][  T164]  <TASK>
[   24.806501][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   24.806652][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.806804][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.807019][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.807138][  T164]  netif_close_many (net/core/dev.c:1804)
[   24.807289][  T164]  ? 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)
[   24.807439][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   24.807591][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.807778][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.808030][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   24.808190][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.808379][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.808533][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.808722][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.808940][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.809093][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.809286][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.809472][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.809623][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.809773][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.809986][  T164]  ? 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)
[   24.810142][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.810293][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.810444][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.810597][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.810751][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.810965][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.811157][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.811346][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.811497][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.811648][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.811836][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.812047][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.812204][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.812352][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.812503][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.812617][  T164]  new_sync_write (fs/read_write.c:595)
[   24.812770][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.812985][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.813141][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.813291][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.813445][  T164]  vfs_write (fs/read_write.c:688)
[   24.813561][  T164]  ksys_write (fs/read_write.c:740)
[   24.813676][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.813826][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.814040][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.814196][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.814346][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.814494][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.814645][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.814831][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.815053][  T164] 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
[   24.815589][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.815817][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.816108][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.816333][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.816557][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.816781][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.819755][  T164] ------------[ cut here ]------------
| [   24.819927][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   24.820231][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.820880][  T164] Tainted: [W]=WARN
[   24.820993][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.821184][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.821377][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.821917][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   24.822110][  T164] RAX: 00000000ffffffa6 RBX: ff1100000bbe2dc0 RCX: 1ff40000000fee81
[   24.822339][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2e70
[   24.822562][  T164] RBP: ff1100000c24a000 R08: 1fe220000177c5cf R09: ff1100000c0151f8
[   24.822785][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   24.823013][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   24.823242][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   24.823505][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.823693][  T164] CR2: 00007f505b17d2a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   24.823921][  T164] PKRU: 55555554
[   24.824032][  T164] Call Trace:
[   24.824147][  T164]  <TASK>
[   24.824223][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   24.824372][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   24.824522][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   24.824672][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   24.824786][  T164]  netif_close_many (net/core/dev.c:1804)
[   24.824942][  T164]  ? 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)
[   24.825091][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   24.825245][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   24.825434][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   24.825620][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   24.825774][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.825968][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.826125][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.826314][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.826467][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.826619][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.826807][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.827001][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.827156][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.827305][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.827453][  T164]  ? 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)
[   24.827604][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.827754][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.827910][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.828063][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.828220][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.828370][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.828559][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.828747][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.828903][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.829052][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.829245][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.829393][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.829542][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.829690][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.829838][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.829956][  T164]  new_sync_write (fs/read_write.c:595)
[   24.830110][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.830261][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.830411][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.830560][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.830713][  T164]  vfs_write (fs/read_write.c:688)
[   24.830828][  T164]  ksys_write (fs/read_write.c:740)
[   24.830947][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.831097][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.831252][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.831403][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.831552][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.831699][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.831849][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.832039][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.832196][  T164] 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
[   24.832721][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.832952][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.833177][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.833398][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.833620][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.833843][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.838217][  T164] ------------[ cut here ]------------
| [   24.838372][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   24.838656][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.839282][  T164] Tainted: [W]=WARN
[   24.839391][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.839570][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.839753][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.840275][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   24.840456][  T164] RAX: 00000000ffffffa6 RBX: ff110000103d1240 RCX: 1ff40000000feea7
[   24.840670][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103d12f0
[   24.840891][  T164] RBP: ff1100000c0ea000 R08: 1fe220000207a25f R09: ff1100000c0151f8
[   24.841114][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   24.841330][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.841545][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   24.841797][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.841985][  T164] CR2: 00007f505b17d2a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   24.842204][  T164] PKRU: 55555554
[   24.842311][  T164] Call Trace:
[   24.842418][  T164]  <TASK>
[   24.842493][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.842675][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.842856][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.843013][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.843194][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.843341][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.843487][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.843667][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.843847][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.844055][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.844204][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.844348][  T164]  ? 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)
[   24.844496][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.844639][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.844783][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.844989][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.845141][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.845287][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.845470][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.845651][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.845797][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.846001][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.846244][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.846388][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.846532][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.846676][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.846820][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.846988][  T164]  new_sync_write (fs/read_write.c:595)
[   24.847136][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.847279][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.847423][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.847568][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.847717][  T164]  vfs_write (fs/read_write.c:688)
[   24.847829][  T164]  ksys_write (fs/read_write.c:740)
[   24.847998][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.848145][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.848288][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.848433][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.848576][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.848720][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.848923][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.849107][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.849257][  T164] 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
[   24.849764][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.850041][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.850259][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.850473][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.850686][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.850975][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.855487][  T164] ------------[ cut here ]------------
| [   24.855646][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   24.855948][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.856580][  T164] Tainted: [W]=WARN
[   24.856693][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.856894][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.857091][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.857616][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   24.857802][  T164] RAX: 00000000ffffffa6 RBX: ff110000103d1cc0 RCX: 1ff40000000feea7
[   24.858025][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000103d1d70
[   24.858247][  T164] RBP: ff1100000cc12000 R08: 1fe220000207a3af R09: ff1100000c0151f8
[   24.858465][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   24.858683][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.858909][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   24.859171][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.859355][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   24.859575][  T164] PKRU: 55555554
[   24.859684][  T164] Call Trace:
[   24.859795][  T164]  <TASK>
[   24.859876][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.860063][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.860255][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.860406][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.860592][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.860742][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.860900][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.861086][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.861271][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.861417][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.861563][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.861708][  T164]  ? 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)
[   24.861857][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.862010][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.862158][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.862305][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.862453][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.862599][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.862783][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.862972][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.863123][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.863269][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.863453][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.863599][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.863745][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.863895][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.864040][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.864154][  T164]  new_sync_write (fs/read_write.c:595)
[   24.864302][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.864448][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.864596][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.864741][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.864896][  T164]  vfs_write (fs/read_write.c:688)
[   24.865010][  T164]  ksys_write (fs/read_write.c:740)
[   24.865123][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.865270][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.865416][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.865563][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.865707][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.865852][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.866003][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.866188][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.866337][  T164] 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
[   24.866853][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.867078][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.867296][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.867514][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.867731][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.867951][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.876963][  T164] ------------[ cut here ]------------
| [   24.877120][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   24.877410][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.878045][  T164] Tainted: [W]=WARN
[   24.878160][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.878344][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.878533][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.879054][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   24.879245][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f18f540 RCX: 1ff40000000feea7
[   24.879465][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f5f0
[   24.879682][  T164] RBP: ff1100000bb02000 R08: 1fe2200001e31ebf R09: ff1100000c0151f8
[   24.879906][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   24.880129][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.880349][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   24.880608][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.880792][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   24.881017][  T164] PKRU: 55555554
[   24.881132][  T164] Call Trace:
[   24.881241][  T164]  <TASK>
[   24.881317][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.881504][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.881690][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.881841][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.882033][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.882188][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.882338][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.882523][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.882703][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.882850][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.883001][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.883154][  T164]  ? 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)
[   24.883305][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.883453][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.883599][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.883747][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.883901][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.884048][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.884235][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.884418][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.884567][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.884713][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.884900][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.885046][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.885194][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.885339][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.885485][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.885597][  T164]  new_sync_write (fs/read_write.c:595)
[   24.885743][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.885894][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.886041][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.886191][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.886340][  T164]  vfs_write (fs/read_write.c:688)
[   24.886452][  T164]  ksys_write (fs/read_write.c:740)
[   24.886563][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.886711][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.886854][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.887008][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.887155][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.887300][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.887446][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.887626][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.887776][  T164] 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
[   24.888299][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.888520][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.888737][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.888960][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.889180][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.889396][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.892619][  T164] ------------[ cut here ]------------
| [   24.892769][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   24.893065][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.893696][  T164] Tainted: [W]=WARN
[   24.893807][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.893994][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.894186][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.894703][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   24.894892][  T164] RAX: 00000000ffffffa6 RBX: ff1100000ca261c0 RCX: 1ff40000000feea7
[   24.895115][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca26270
[   24.895333][  T164] RBP: ff110000119ca000 R08: 1fe2200001944c4f R09: ff1100000c0151f8
[   24.895553][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   24.895772][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.895998][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   24.896261][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.896447][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   24.896667][  T164] PKRU: 55555554
[   24.896778][  T164] Call Trace:
[   24.896895][  T164]  <TASK>
[   24.896973][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.897162][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.897345][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.897495][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.897681][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.897832][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.897986][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.898175][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.898357][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.898506][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.898653][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.898799][  T164]  ? 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)
[   24.898953][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.899101][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.899251][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.899401][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.899550][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.899698][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.899889][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.900073][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.900225][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.900372][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.900558][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.900703][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.900850][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.901000][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.901151][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.901262][  T164]  new_sync_write (fs/read_write.c:595)
[   24.901410][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.901557][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.901704][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.901850][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.902007][  T164]  vfs_write (fs/read_write.c:688)
[   24.902123][  T164]  ksys_write (fs/read_write.c:740)
[   24.902235][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.902382][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.902528][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.902677][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.902823][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.902973][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.903124][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.903305][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.903456][  T164] 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
[   24.903975][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.904198][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.904519][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.904735][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.905053][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.905275][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.910819][  T164] ------------[ cut here ]------------
| [   24.910977][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   24.911275][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.911903][  T164] Tainted: [W]=WARN
[   24.912015][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.912207][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.912395][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.912913][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   24.913307][  T164] RAX: 00000000ffffffa6 RBX: ff1100000ca27cc0 RCX: 1ff40000000feea7
[   24.913526][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ca27d70
[   24.913848][  T164] RBP: ff1100000cd92000 R08: 1fe2200001944faf R09: ff1100000c0151f8
[   24.914275][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   24.914492][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.914712][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   24.914973][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.915159][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   24.915377][  T164] PKRU: 55555554
[   24.915586][  T164] Call Trace:
[   24.915694][  T164]  <TASK>
[   24.915770][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.916022][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.916208][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.916436][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.916621][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.916771][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.917017][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.917206][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.917385][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.917532][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.917677][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.917823][  T164]  ? 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)
[   24.918094][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.918245][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.918393][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.918541][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.918690][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.918837][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.919149][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.919333][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.919480][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.919626][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.919809][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.920075][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.920225][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.920371][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.920516][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.920625][  T164]  new_sync_write (fs/read_write.c:595)
[   24.920773][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.921040][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.921191][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.921337][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.921488][  T164]  vfs_write (fs/read_write.c:688)
[   24.921600][  T164]  ksys_write (fs/read_write.c:740)
[   24.921710][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.921855][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.922128][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.922275][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.922419][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.922564][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.922710][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.923013][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.923170][  T164] 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
[   24.923686][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.924019][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.924240][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.924457][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.924673][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.924975][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.934406][  T164] ------------[ cut here ]------------
| [   24.934603][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   24.934950][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.935678][  T164] Tainted: [W]=WARN
[   24.935835][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.936076][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.936322][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.936894][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   24.937133][  T164] RAX: 00000000ffffffa6 RBX: ff11000005edef40 RCX: 1ff40000000feea7
[   24.937397][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edeff0
[   24.937659][  T164] RBP: ff1100000c24a000 R08: 1fe2200000bdbdff R09: ff1100000c0151f8
[   24.937937][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   24.938209][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.938475][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   24.938777][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.939021][  T164] CR2: 00007f5b38b092a0 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   24.939293][  T164] PKRU: 55555554
[   24.939450][  T164] Call Trace:
[   24.939607][  T164]  <TASK>
[   24.939729][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.939973][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.940211][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   24.940414][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   24.940646][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   24.940843][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   24.941052][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   24.941292][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.941518][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.941711][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.941917][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.942116][  T164]  ? 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)
[   24.942310][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.942504][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.942695][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.942902][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.943101][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.943300][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.943534][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.943764][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.943972][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.944175][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.944408][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.944601][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.944794][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.944999][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.945203][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.945364][  T164]  new_sync_write (fs/read_write.c:595)
[   24.945559][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.945751][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.945955][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.946154][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.946352][  T164]  vfs_write (fs/read_write.c:688)
[   24.946512][  T164]  ksys_write (fs/read_write.c:740)
[   24.946670][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.946875][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.947066][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.947265][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.947456][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.947648][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.947840][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.948081][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.948287][  T164] 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
[   24.948841][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.949127][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.949389][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.949650][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.949925][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.950197][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   24.953471][  T164] ------------[ cut here ]------------
| [   24.953653][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   24.953995][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   24.954690][  T164] Tainted: [W]=WARN
[   24.954842][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.955077][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   24.955313][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   24.955845][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   24.956084][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f0904c0 RCX: 1ff40000000feeef
[   24.956345][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f090570
[   24.956600][  T164] RBP: ff1100000c2ca000 R08: 1fe2200001e120af R09: ff1100000c0151f8
[   24.956855][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   24.957127][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   24.957383][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   24.957672][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.957911][  T164] CR2: 00007f5b38b092a0 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   24.958175][  T164] PKRU: 55555554
[   24.958325][  T164] Call Trace:
[   24.958476][  T164]  <TASK>
[   24.958595][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   24.958820][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   24.959051][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   24.959250][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   24.959440][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   24.959627][  T164]  ? 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)
[   24.959817][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   24.960019][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.960216][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   24.960409][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   24.960601][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   24.960789][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   24.961023][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   24.961257][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   24.961449][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   24.961640][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   24.961877][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   24.962064][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   24.962259][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   24.962444][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   24.962632][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   24.962787][  T164]  new_sync_write (fs/read_write.c:595)
[   24.962984][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   24.963181][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   24.963369][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   24.963557][  T164]  ? ksys_write (fs/read_write.c:740)
[   24.963747][  T164]  vfs_write (fs/read_write.c:688)
[   24.963916][  T164]  ksys_write (fs/read_write.c:740)
[   24.964071][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   24.964269][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.964454][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   24.964643][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   24.964827][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   24.965022][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   24.965216][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.965433][  T164] RIP: 0033:0x7f4f5d5d508e
[   24.965623][  T164] 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
[   24.966178][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   24.966433][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   24.966688][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   24.966949][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   24.967210][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   24.967461][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   25.014328][ T1194] ------------[ cut here ]------------
| [   25.014491][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1194
| [   25.014744][ T1194] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.015275][ T1194] Tainted: [W]=WARN
[   25.015373][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.015532][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.015702][ T1194] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.016174][ T1194] RSP: 0018:ffa00000028b7060 EFLAGS: 00010286
[   25.016337][ T1194] RAX: 00000000ffffffa6 RBX: ff1100000d574f40 RCX: 1ff4000000516dd2
[   25.016528][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d574ff0
[   25.016720][ T1194] RBP: ff11000008771000 R08: 1fe2200001aae9ff R09: ff1100000e802e58
[   25.016916][ T1194] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   25.017113][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000028b7100
[   25.017305][ T1194] FS:  00007f5bcc2ee840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   25.017532][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.017694][ T1194] CR2: 000000003352a988 CR3: 000000000d602001 CR4: 0000000000771ef0
[   25.018185][ T1194] PKRU: 55555554
[   25.018281][ T1194] Call Trace:
[   25.018376][ T1194]  <TASK>
[   25.018441][ T1194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.018571][ T1194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.018671][ T1194]  netif_close_many (net/core/dev.c:1804)
[   25.018799][ T1194]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.018932][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.019060][ T1194]  ? __dev_close_many (net/core/dev.c:1781)
[   25.019193][ T1194]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.019353][ T1194]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.019512][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.019640][ T1194]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.019802][ T1194]  ? 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)
[   25.019935][ T1194]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.020063][ T1194]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.020228][ T1194]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.020356][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.020484][ T1194]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   25.020612][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.020741][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.020874][ T1194]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.021002][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.021132][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.021277][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.021403][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.021531][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.021658][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.021788][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.021946][ T1194]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   25.022077][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.022208][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.022335][ T1194]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.022462][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.022591][ T1194]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.022720][ T1194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.022848][ T1194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.022982][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.023114][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.023243][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.023370][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.023499][ T1194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.023627][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.023758][ T1194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.023895][ T1194]  ? 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))
[   25.024023][ T1194]  ? 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))
[   25.024156][ T1194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.024285][ T1194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.024412][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.024541][ T1194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.024671][ T1194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.024799][ T1194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.024936][ T1194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.025066][ T1194]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.025199][ T1194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.025357][ T1194]  ? move_addr_to_kernel (net/socket.c:258)
[   25.025485][ T1194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.025616][ T1194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.025745][ T1194]  ___sys_sendmsg (net/socket.c:2752)
[   25.025877][ T1194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.026037][ T1194]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.026181][ T1194]  __sys_sendmsg (net/socket.c:2784)
[   25.026309][ T1194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.026435][ T1194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.026597][ T1194]  ? 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)
[   25.026725][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.026853][ T1194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.026987][ T1194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.027117][ T1194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.027245][ T1194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.027403][ T1194] RIP: 0033:0x7f5bcc52808e
[   25.027539][ T1194] 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
[   25.027998][ T1194] RSP: 002b:00007ffc70421e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.028196][ T1194] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5bcc52808e
[   25.028385][ T1194] RDX: 0000000000000000 RSI: 00007ffc70421f20 RDI: 0000000000000005
[   25.028576][ T1194] RBP: 00007ffc70421e80 R08: 0000000000000000 R09: 0000000000000000
[   25.028766][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.028963][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc704225e0
| [   25.031598][ T1194] ------------[ cut here ]------------
| [   25.031724][ T1194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1194
| [   25.032459][ T1194] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.032967][ T1194] Tainted: [W]=WARN
[   25.033060][ T1194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.033219][ T1194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.033384][ T1194] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.033820][ T1194] RSP: 0018:ffa00000028b7190 EFLAGS: 00010286
[   25.033986][ T1194] RAX: 00000000ffffffa6 RBX: ff11000005dc07c0 RCX: 1ff4000000516df8
[   25.034173][ T1194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0870
[   25.034358][ T1194] RBP: ff11000008771000 R08: 1fe2200000bb810f R09: ff1100000e802e58
[   25.034542][ T1194] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.034726][ T1194] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.034917][ T1194] FS:  00007f5bcc2ee840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   25.035138][ T1194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.035293][ T1194] CR2: 000000003352a988 CR3: 000000000d602001 CR4: 0000000000771ef0
[   25.035478][ T1194] PKRU: 55555554
[   25.035570][ T1194] Call Trace:
[   25.035662][ T1194]  <TASK>
[   25.035727][ T1194]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.035889][ T1194]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.036052][ T1194]  ? 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)
[   25.036181][ T1194]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.036305][ T1194]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.036459][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.036586][ T1194]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   25.036711][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.036833][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.036963][ T1194]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.037086][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.037211][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.037352][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.037475][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.037600][ T1194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.037732][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.037860][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.037990][ T1194]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   25.038128][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.038251][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.038373][ T1194]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.038496][ T1194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.038621][ T1194]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.038745][ T1194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.038875][ T1194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.038999][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.039127][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.039262][ T1194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.039384][ T1194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.039509][ T1194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.039632][ T1194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.039757][ T1194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.039890][ T1194]  ? 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))
[   25.040017][ T1194]  ? 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))
[   25.040150][ T1194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.040274][ T1194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.040399][ T1194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.040533][ T1194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.040663][ T1194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.040793][ T1194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.040926][ T1194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.041050][ T1194]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.041177][ T1194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.041332][ T1194]  ? move_addr_to_kernel (net/socket.c:258)
[   25.041456][ T1194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.041582][ T1194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.041709][ T1194]  ___sys_sendmsg (net/socket.c:2752)
[   25.041834][ T1194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.041994][ T1194]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.042132][ T1194]  __sys_sendmsg (net/socket.c:2784)
[   25.042256][ T1194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.042383][ T1194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.042539][ T1194]  ? 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)
[   25.042664][ T1194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.042788][ T1194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.042917][ T1194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.043039][ T1194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.043170][ T1194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.043322][ T1194] RIP: 0033:0x7f5bcc52808e
[   25.043450][ T1194] 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
[   25.043895][ T1194] RSP: 002b:00007ffc70421e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.044081][ T1194] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5bcc52808e
[   25.044269][ T1194] RDX: 0000000000000000 RSI: 00007ffc70421f20 RDI: 0000000000000005
[   25.044455][ T1194] RBP: 00007ffc70421e80 R08: 0000000000000000 R09: 0000000000000000
[   25.044637][ T1194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.044821][ T1194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc704225e0
| [   25.090970][ T1195] ------------[ cut here ]------------
| [   25.091124][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1195
| [   25.091387][ T1195] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.091928][ T1195] Tainted: [W]=WARN
[   25.092028][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.092195][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.092360][ T1195] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.092822][ T1195] RSP: 0018:ffa00000028c7060 EFLAGS: 00010286
[   25.092990][ T1195] RAX: 00000000ffffffa6 RBX: ff110000051ca7c0 RCX: 1ff4000000518dd2
[   25.093183][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051ca870
[   25.093373][ T1195] RBP: ff1100000b824000 R08: 1fe2200000a3950f R09: ff1100000e800b58
[   25.093563][ T1195] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   25.093753][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000028c7100
[   25.093953][ T1195] FS:  00007f775a6d4840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   25.094180][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.094341][ T1195] CR2: 0000000023391988 CR3: 0000000012392004 CR4: 0000000000771ef0
[   25.094534][ T1195] PKRU: 55555554
[   25.094629][ T1195] Call Trace:
[   25.094725][ T1195]  <TASK>
[   25.094792][ T1195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.094927][ T1195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.095026][ T1195]  netif_close_many (net/core/dev.c:1804)
[   25.095158][ T1195]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.095285][ T1195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.095413][ T1195]  ? __dev_close_many (net/core/dev.c:1781)
[   25.095542][ T1195]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   25.095702][ T1195]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   25.095868][ T1195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.095995][ T1195]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.096157][ T1195]  ? 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)
[   25.096284][ T1195]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.096411][ T1195]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.096570][ T1195]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.096697][ T1195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.096826][ T1195]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   25.096959][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.097086][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.097215][ T1195]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.097340][ T1195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.097469][ T1195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.097615][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.097742][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.097874][ T1195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.098002][ T1195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.098133][ T1195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.098260][ T1195]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   25.098392][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.098520][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.098646][ T1195]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.098773][ T1195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.098961][ T1195]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.099089][ T1195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.099219][ T1195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.099346][ T1195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.099474][ T1195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.099603][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.099730][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.099858][ T1195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.100041][ T1195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.100176][ T1195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.100306][ T1195]  ? 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))
[   25.100435][ T1195]  ? 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))
[   25.100566][ T1195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.100694][ T1195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.100821][ T1195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.101004][ T1195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.101137][ T1195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.101265][ T1195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.101394][ T1195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.101522][ T1195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.101649][ T1195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.101806][ T1195]  ? move_addr_to_kernel (net/socket.c:258)
[   25.101989][ T1195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.102120][ T1195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.102249][ T1195]  ___sys_sendmsg (net/socket.c:2752)
[   25.102374][ T1195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.102532][ T1195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.102671][ T1195]  __sys_sendmsg (net/socket.c:2784)
[   25.102798][ T1195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.102978][ T1195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.103145][ T1195]  ? 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)
[   25.103272][ T1195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.103401][ T1195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.103529][ T1195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.103654][ T1195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.103783][ T1195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.104007][ T1195] RIP: 0033:0x7f775a90e08e
[   25.104146][ T1195] 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
[   25.104599][ T1195] RSP: 002b:00007ffce3d83650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.104789][ T1195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f775a90e08e
[   25.105066][ T1195] RDX: 0000000000000000 RSI: 00007ffce3d83700 RDI: 0000000000000005
[   25.105260][ T1195] RBP: 00007ffce3d83660 R08: 0000000000000000 R09: 0000000000000000
[   25.105449][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.105638][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3d83dc0
| [   25.108747][ T1195] ------------[ cut here ]------------
| [   25.108888][ T1195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1195
| [   25.109139][ T1195] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.109636][ T1195] Tainted: [W]=WARN
[   25.109729][ T1195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.109889][ T1195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.110049][ T1195] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.110487][ T1195] RSP: 0018:ffa00000028c7190 EFLAGS: 00010286
[   25.110647][ T1195] RAX: 00000000ffffffa6 RBX: ff1100000ad76340 RCX: 1ff4000000518df8
[   25.110829][ T1195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ad763f0
[   25.111018][ T1195] RBP: ff1100000b824000 R08: 1fe22000015aec7f R09: ff1100000e800b58
[   25.111209][ T1195] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   25.111392][ T1195] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.111577][ T1195] FS:  00007f775a6d4840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   25.111794][ T1195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.111954][ T1195] CR2: 0000000023391988 CR3: 0000000012392004 CR4: 0000000000771ef0
[   25.112144][ T1195] PKRU: 55555554
[   25.112236][ T1195] Call Trace:
[   25.112328][ T1195]  <TASK>
[   25.112392][ T1195]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.112547][ T1195]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.112698][ T1195]  ? 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)
[   25.112820][ T1195]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.112949][ T1195]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   25.113108][ T1195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.113232][ T1195]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   25.113355][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.113476][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.113599][ T1195]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.113721][ T1195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.113843][ T1195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.113994][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.114120][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.114243][ T1195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.114365][ T1195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.114488][ T1195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.114610][ T1195]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   25.114735][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.114858][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.114986][ T1195]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.115115][ T1195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.115239][ T1195]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   25.115361][ T1195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.115485][ T1195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.115609][ T1195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.115732][ T1195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.115858][ T1195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.115986][ T1195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.116115][ T1195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.116238][ T1195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.116361][ T1195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.116487][ T1195]  ? 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))
[   25.116629][ T1195]  ? 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))
[   25.116764][ T1195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.117434][ T1195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.117559][ T1195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.117683][ T1195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.117806][ T1195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.117982][ T1195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.118112][ T1195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.118235][ T1195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.118360][ T1195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.118512][ T1195]  ? move_addr_to_kernel (net/socket.c:258)
[   25.118637][ T1195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.118760][ T1195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.118938][ T1195]  ___sys_sendmsg (net/socket.c:2752)
[   25.119114][ T1195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.119287][ T1195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.119436][ T1195]  __sys_sendmsg (net/socket.c:2784)
[   25.119576][ T1195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.119707][ T1195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.119914][ T1195]  ? 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)
[   25.120037][ T1195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.120167][ T1195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.120289][ T1195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.120413][ T1195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.120536][ T1195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.120694][ T1195] RIP: 0033:0x7f775a90e08e
[   25.120822][ T1195] 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
[   25.121316][ T1195] RSP: 002b:00007ffce3d83650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.121502][ T1195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f775a90e08e
[   25.121694][ T1195] RDX: 0000000000000000 RSI: 00007ffce3d83700 RDI: 0000000000000005
[   25.121935][ T1195] RBP: 00007ffce3d83660 R08: 0000000000000000 R09: 0000000000000000
[   25.122121][ T1195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.122311][ T1195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce3d83dc0
| [   25.194802][  T164] ------------[ cut here ]------------
| [   25.195074][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   25.195410][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.196245][  T164] Tainted: [W]=WARN
[   25.196375][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.196584][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.196801][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.197403][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   25.197612][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b142640 RCX: 1ff40000000fee65
[   25.197866][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1426f0
[   25.198118][  T164] RBP: ff1100000cd52000 R08: 1fe22000016284df R09: ff1100000c015248
[   25.198365][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.198612][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd52000
[   25.198866][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   25.199162][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.199370][  T164] CR2: 00007f775a7a1574 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   25.199617][  T164] PKRU: 55555554
[   25.199742][  T164] Call Trace:
[   25.199871][  T164]  <TASK>
[   25.199959][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.200128][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.200255][  T164]  register_netdevice (net/core/dev.c:11488)
[   25.200422][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   25.200626][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   25.200798][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   25.201017][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   25.201189][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   25.201396][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   25.201561][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   25.201768][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   25.201939][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   25.202063][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.202237][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   25.202446][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   25.202615][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   25.202782][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   25.202956][  T164]  really_probe (drivers/base/dd.c:709)
[   25.203126][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   25.203290][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   25.203455][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   25.203622][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   25.203788][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   25.203961][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   25.204134][  T164]  __device_attach (drivers/base/dd.c:1101)
[   25.204298][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.204463][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   25.204671][  T164]  ? 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)
[   25.204839][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   25.205011][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   25.205181][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   25.205349][  T164]  device_add (drivers/base/core.c:3706)
[   25.205516][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   25.205723][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   25.205895][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   25.206063][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   25.206273][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.206438][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   25.206645][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   25.206815][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   25.206988][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   25.207160][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   25.207326][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   25.207450][  T164]  new_sync_write (fs/read_write.c:595)
[   25.207618][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.207783][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   25.207955][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.208128][  T164]  ? ksys_write (fs/read_write.c:740)
[   25.208301][  T164]  vfs_write (fs/read_write.c:688)
[   25.208429][  T164]  ksys_write (fs/read_write.c:740)
[   25.208555][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   25.208720][  T164]  ? 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)
[   25.208891][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.209057][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.209226][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.209391][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.209557][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.209762][  T164] RIP: 0033:0x7f4f5d5d508e
[   25.209937][  T164] 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
[   25.210519][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   25.210771][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   25.211022][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   25.211274][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   25.211520][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   25.211766][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   25.215511][  T164] ------------[ cut here ]------------
| [   25.215695][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   25.216060][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.216695][  T164] Tainted: [W]=WARN
[   25.216800][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.216982][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.217172][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.217665][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   25.217841][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b143240 RCX: 1ff40000000feeef
[   25.218052][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1432f0
[   25.218264][  T164] RBP: ff1100000cd52000 R08: 1fe220000162865f R09: ff1100000c0151f8
[   25.218471][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.218678][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   25.218892][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   25.219142][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.219317][  T164] CR2: 00007f775a7a1574 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   25.219525][  T164] PKRU: 55555554
[   25.219628][  T164] Call Trace:
[   25.219733][  T164]  <TASK>
[   25.219804][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   25.219985][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   25.220162][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   25.220309][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   25.220448][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.220586][  T164]  ? 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)
[   25.220727][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   25.220870][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.221008][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   25.221153][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   25.221297][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   25.221440][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   25.221615][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   25.221791][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   25.221995][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   25.222196][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   25.222372][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   25.222511][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   25.222651][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   25.222788][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   25.222985][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   25.223091][  T164]  new_sync_write (fs/read_write.c:595)
[   25.223235][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.223374][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   25.223514][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.223656][  T164]  ? ksys_write (fs/read_write.c:740)
[   25.223799][  T164]  vfs_write (fs/read_write.c:688)
[   25.223963][  T164]  ksys_write (fs/read_write.c:740)
[   25.224069][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   25.224212][  T164]  ? 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)
[   25.224350][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.224491][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.224628][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.224767][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.224964][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.225143][  T164] RIP: 0033:0x7f4f5d5d508e
[   25.225287][  T164] 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
[   25.225781][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   25.226048][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   25.226256][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   25.226462][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   25.226670][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   25.226933][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   25.253258][  T164] ------------[ cut here ]------------
| [   25.253450][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   25.253786][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.254499][  T164] Tainted: [W]=WARN
[   25.254611][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.254794][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.255023][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.255544][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   25.255730][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c808340 RCX: 1ff40000000feed1
[   25.255951][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c8083f0
[   25.256172][  T164] RBP: ff1100000cd1a000 R08: 1fe220000190107f R09: ff1100000c0151f8
[   25.256387][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.256604][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd1a000
[   25.256822][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   25.257082][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.257266][  T164] CR2: 00007f775a7a1574 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   25.257481][  T164] PKRU: 55555554
[   25.257590][  T164] Call Trace:
[   25.257698][  T164]  <TASK>
[   25.257774][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.257927][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.258038][  T164]  register_netdevice (net/core/dev.c:11488)
[   25.258187][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   25.258366][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   25.258514][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   25.258700][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   25.258846][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   25.259035][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   25.259223][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.259368][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   25.259512][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   25.259694][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   25.259841][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   25.260031][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   25.260178][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   25.260322][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   25.260466][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   25.260574][  T164]  new_sync_write (fs/read_write.c:595)
[   25.260720][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.260869][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   25.261015][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.261164][  T164]  ? ksys_write (fs/read_write.c:740)
[   25.261311][  T164]  vfs_write (fs/read_write.c:688)
[   25.261421][  T164]  ksys_write (fs/read_write.c:740)
[   25.261533][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   25.261677][  T164]  ? 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)
[   25.261822][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.261973][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.262121][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.262266][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.262410][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.262588][  T164] RIP: 0033:0x7f4f5d5d508e
[   25.262737][  T164] 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
[   25.263260][  T164] RSP: 002b:00007ffc17314690 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   25.263478][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   25.263692][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   25.263913][  T164] RBP: 00007ffc173146a0 R08: 0000000000000000 R09: 0000000000000000
[   25.264132][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   25.264347][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   25.418741][ T1203] ------------[ cut here ]------------
| [   25.418912][ T1203] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1203
| [   25.419196][ T1203] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.419749][ T1203] Tainted: [W]=WARN
[   25.419852][ T1203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.420028][ T1203] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.420211][ T1203] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.420686][ T1203] RSP: 0018:ffa0000002967020 EFLAGS: 00010286
[   25.420858][ T1203] RAX: 00000000ffffffa6 RBX: ff1100000d5756c0 RCX: 1ff400000052cdca
[   25.421063][ T1203] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d575770
[   25.421268][ T1203] RBP: ff1100000cd1a000 R08: 1fe2200001aaeaef R09: ff11000009fd5180
[   25.421467][ T1203] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   25.421670][ T1203] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.421892][ T1203] FS:  00007fedb72c9840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   25.422134][ T1203] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.422303][ T1203] CR2: 0000000024eee988 CR3: 000000000b224002 CR4: 0000000000771ef0
[   25.422505][ T1203] PKRU: 55555554
[   25.422605][ T1203] Call Trace:
[   25.422706][ T1203]  <TASK>
[   25.422776][ T1203]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.422999][ T1203]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.423104][ T1203]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.423243][ T1203]  __dev_notify_flags (net/core/dev.c:9787)
[   25.423379][ T1203]  ? netif_change_name (net/core/dev.c:1495)
[   25.423515][ T1203]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.423649][ T1203]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.423781][ T1203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.423997][ T1203]  ? 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))
[   25.424137][ T1203]  netif_change_flags (net/core/dev.c:9820)
[   25.424272][ T1203]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.424407][ T1203]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.424539][ T1203]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.424705][ T1203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.424837][ T1203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.425054][ T1203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.425193][ T1203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.425327][ T1203]  ? __kernel_text_address (kernel/extable.c:79)
[   25.425463][ T1203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.425597][ T1203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.425728][ T1203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.425946][ T1203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.426079][ T1203]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.426216][ T1203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.426347][ T1203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.426479][ T1203]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.426612][ T1203]  ? __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)
[   25.426745][ T1203]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.426943][ T1203]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.427077][ T1203]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.427215][ T1203]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.427350][ T1203]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.427486][ T1203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.427619][ T1203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.427752][ T1203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.427964][ T1203]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.428096][ T1203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.428237][ T1203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.428370][ T1203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.428501][ T1203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.428633][ T1203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.428766][ T1203]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.428953][ T1203]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.429086][ T1203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.429223][ T1203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.429356][ T1203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.429490][ T1203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.429620][ T1203]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.429754][ T1203]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.429943][ T1203]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.430077][ T1203]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.430216][ T1203]  ? 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))
[   25.430349][ T1203]  ? 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))
[   25.430485][ T1203]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.430618][ T1203]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.430751][ T1203]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.430893][ T1203]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.431027][ T1203]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.431165][ T1203]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.431300][ T1203]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.431434][ T1203]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.431566][ T1203]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.431729][ T1203]  ? move_addr_to_kernel (net/socket.c:258)
[   25.431954][ T1203]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.432088][ T1203]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.432229][ T1203]  ___sys_sendmsg (net/socket.c:2752)
[   25.432360][ T1203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.432524][ T1203]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.432670][ T1203]  __sys_sendmsg (net/socket.c:2784)
[   25.432802][ T1203]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.432939][ T1203]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.433113][ T1203]  ? 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)
[   25.433248][ T1203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.433380][ T1203]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.433512][ T1203]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.433643][ T1203]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.433776][ T1203]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.433945][ T1203] RIP: 0033:0x7fedb750308e
[   25.434086][ T1203] 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
[   25.434558][ T1203] RSP: 002b:00007fff6c8af8e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.434760][ T1203] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fedb750308e
[   25.434964][ T1203] RDX: 0000000000000000 RSI: 00007fff6c8af990 RDI: 0000000000000005
[   25.435166][ T1203] RBP: 00007fff6c8af8f0 R08: 0000000000000000 R09: 0000000000000000
[   25.435365][ T1203] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.435564][ T1203] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6c8b0050
| [   25.472053][ T1205] ------------[ cut here ]------------
| [   25.472259][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1205
| [   25.472590][ T1205] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.473490][ T1205] Tainted: [W]=WARN
[   25.473726][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.474053][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.474393][ T1205] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.475019][ T1205] RSP: 0018:ffa0000002916f70 EFLAGS: 00010286
[   25.475310][ T1205] RAX: 00000000ffffffa6 RBX: ff11000005dc1cc0 RCX: 1ff4000000522db4
[   25.475563][ T1205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1d70
[   25.475824][ T1205] RBP: ff1100000cd1a000 R08: 1fe2200000bb83af R09: ff1100000cd00b80
[   25.476091][ T1205] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   25.476354][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   25.476613][ T1205] FS:  00007f81a810b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   25.476917][ T1205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.477148][ T1205] CR2: 000000002c7aca28 CR3: 00000000102fa003 CR4: 0000000000771ef0
[   25.477409][ T1205] PKRU: 55555554
[   25.477563][ T1205] Call Trace:
[   25.477716][ T1205]  <TASK>
[   25.477838][ T1205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.478039][ T1205]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.478239][ T1205]  notifier_call_chain (kernel/notifier.c:85)
[   25.478433][ T1205]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.478622][ T1205]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.478818][ T1205]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.479020][ T1205]  netdev_upper_dev_link (net/core/dev.c:8972)
[   25.479218][ T1205]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   25.479411][ T1205] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   25.479607][ T1205]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.479801][ T1205] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.480007][ T1205]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.480207][ T1205]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.480399][ T1205]  ? nla_strscpy (lib/nlattr.c:795)
[   25.480592][ T1205]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.480781][ T1205]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.480982][ T1205]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.481179][ T1205]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.481375][ T1205]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.481570][ T1205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.481760][ T1205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.481960][ T1205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.482157][ T1205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.482345][ T1205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.482534][ T1205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.482726][ T1205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.482933][ T1205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.483129][ T1205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.483319][ T1205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.483506][ T1205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.483695][ T1205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.483898][ T1205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.484086][ T1205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.484285][ T1205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.484475][ T1205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.484664][ T1205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.484856][ T1205]  ? 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))
[   25.485057][ T1205]  ? 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))
[   25.485255][ T1205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.485444][ T1205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.485632][ T1205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.485822][ T1205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.486023][ T1205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.486220][ T1205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.486412][ T1205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.486602][ T1205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.486789][ T1205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.487022][ T1205]  ? move_addr_to_kernel (net/socket.c:258)
[   25.487222][ T1205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.487414][ T1205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.487604][ T1205]  ___sys_sendmsg (net/socket.c:2752)
[   25.487790][ T1205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.488025][ T1205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.488233][ T1205]  __sys_sendmsg (net/socket.c:2784)
[   25.488424][ T1205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.488612][ T1205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.488840][ T1205]  ? 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)
[   25.489041][ T1205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.489241][ T1205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.489432][ T1205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.489619][ T1205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.489810][ T1205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.490044][ T1205] RIP: 0033:0x7f81a834508e
[   25.490247][ T1205] 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
[   25.490789][ T1205] RSP: 002b:00007ffe0ff87ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.491057][ T1205] RAX: ffffffffffffffda RBX: 00007ffe0ff88638 RCX: 00007f81a834508e
[   25.491323][ T1205] RDX: 0000000000000000 RSI: 00007ffe0ff87f50 RDI: 0000000000000005
[   25.491578][ T1205] RBP: 00007ffe0ff87eb0 R08: 0000000000000000 R09: 0000000000000000
[   25.491834][ T1205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.492104][ T1205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0ff88610
| [   25.494162][ T1205] ------------[ cut here ]------------
| [   25.494316][ T1205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1205
| [   25.494596][ T1205] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.495183][ T1205] Tainted: [W]=WARN
[   25.495291][ T1205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.495466][ T1205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.495649][ T1205] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.496157][ T1205] RSP: 0018:ffa0000002916fd0 EFLAGS: 00010286
[   25.496334][ T1205] RAX: 00000000ffffffa6 RBX: ff11000005ede1c0 RCX: 1ff4000000522dc0
[   25.496543][ T1205] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede270
[   25.496753][ T1205] RBP: ff1100000c882000 R08: 1fe2200000bdbc4f R09: ff1100000cd00b80
[   25.496969][ T1205] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.497182][ T1205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c882e04
[   25.497394][ T1205] FS:  00007f81a810b840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   25.497644][ T1205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.497821][ T1205] CR2: 00005634b211dd5c CR3: 00000000102fa003 CR4: 0000000000771ef0
[   25.498039][ T1205] PKRU: 55555554
[   25.498150][ T1205] Call Trace:
[   25.498255][ T1205]  <TASK>
[   25.498327][ T1205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.498471][ T1205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.498579][ T1205]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.498720][ T1205]  __dev_notify_flags (net/core/dev.c:9787)
[   25.498866][ T1205]  ? netif_change_name (net/core/dev.c:1495)
[   25.499007][ T1205]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.499153][ T1205]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   25.499294][ T1205]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.499438][ T1205] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   25.499585][ T1205]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.499729][ T1205] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.499877][ T1205]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.500022][ T1205]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.500167][ T1205]  ? nla_strscpy (lib/nlattr.c:795)
[   25.500309][ T1205]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.500454][ T1205]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.500594][ T1205]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.500735][ T1205]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.500885][ T1205]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.501030][ T1205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.501178][ T1205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.501318][ T1205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.501458][ T1205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.501600][ T1205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.501741][ T1205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.501892][ T1205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.502032][ T1205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.502176][ T1205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.502317][ T1205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.502457][ T1205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.502597][ T1205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.502741][ T1205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.502887][ T1205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.503027][ T1205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.503170][ T1205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.503312][ T1205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.503455][ T1205]  ? 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))
[   25.503595][ T1205]  ? 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))
[   25.503740][ T1205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.503886][ T1205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.504027][ T1205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.504173][ T1205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.504313][ T1205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.504454][ T1205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.504595][ T1205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.504734][ T1205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.504878][ T1205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.505051][ T1205]  ? move_addr_to_kernel (net/socket.c:258)
[   25.505198][ T1205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.505338][ T1205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.505480][ T1205]  ___sys_sendmsg (net/socket.c:2752)
[   25.505618][ T1205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.505792][ T1205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.505952][ T1205]  __sys_sendmsg (net/socket.c:2784)
[   25.506092][ T1205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.506235][ T1205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.506411][ T1205]  ? 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)
[   25.506551][ T1205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.506692][ T1205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.506832][ T1205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.506979][ T1205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.507124][ T1205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.507299][ T1205] RIP: 0033:0x7f81a834508e
[   25.507444][ T1205] 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
[   25.507946][ T1205] RSP: 002b:00007ffe0ff87ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.508163][ T1205] RAX: ffffffffffffffda RBX: 00007ffe0ff88638 RCX: 00007f81a834508e
[   25.508371][ T1205] RDX: 0000000000000000 RSI: 00007ffe0ff87f50 RDI: 0000000000000005
[   25.508581][ T1205] RBP: 00007ffe0ff87eb0 R08: 0000000000000000 R09: 0000000000000000
[   25.508789][ T1205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.509005][ T1205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0ff88610
| [   25.539088][ T1206] ------------[ cut here ]------------
| [   25.539273][ T1206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1206
| [   25.539583][ T1206] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.540274][ T1206] Tainted: [W]=WARN
[   25.540423][ T1206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.540637][ T1206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.540978][ T1206] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.541588][ T1206] RSP: 0018:ffa0000002977020 EFLAGS: 00010286
[   25.541891][ T1206] RAX: 00000000ffffffa6 RBX: ff11000005dc0940 RCX: 1ff400000052edca
[   25.542495][ T1206] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc09f0
[   25.542817][ T1206] RBP: ff1100000c882000 R08: 1fe2200000bb813f R09: ff1100000b0f2e58
[   25.543167][ T1206] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   25.543599][ T1206] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.543962][ T1206] FS:  00007f67d9d11840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   25.544356][ T1206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.544673][ T1206] CR2: 00007f67d9fe11a0 CR3: 00000000101ad005 CR4: 0000000000771ef0
[   25.545035][ T1206] PKRU: 55555554
[   25.545293][ T1206] Call Trace:
[   25.545533][ T1206]  <TASK>
[   25.545733][ T1206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.545994][ T1206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.546245][ T1206]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.546497][ T1206]  __dev_notify_flags (net/core/dev.c:9787)
[   25.546740][ T1206]  ? netif_change_name (net/core/dev.c:1495)
[   25.547016][ T1206]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.547284][ T1206]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.547527][ T1206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.547800][ T1206]  ? 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))
[   25.548070][ T1206]  netif_change_flags (net/core/dev.c:9820)
[   25.548331][ T1206]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.548598][ T1206]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.548903][ T1206]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.549078][ T1206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.549297][ T1206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.549478][ T1206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.549656][ T1206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.549835][ T1206]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.550025][ T1206]  ? __kernel_text_address (kernel/extable.c:79)
[   25.550215][ T1206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.550397][ T1206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.550574][ T1206]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.550753][ T1206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.550975][ T1206]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.551161][ T1206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.551342][ T1206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.551520][ T1206]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.551699][ T1206]  ? __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)
[   25.551888][ T1206]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.552067][ T1206]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.552254][ T1206]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.552436][ T1206]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.552618][ T1206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.552797][ T1206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.552988][ T1206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.553177][ T1206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.553356][ T1206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.553536][ T1206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.553717][ T1206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.553908][ T1206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.554086][ T1206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.554270][ T1206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.554480][ T1206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.554660][ T1206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.554841][ T1206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.555030][ T1206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.555222][ T1206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.555402][ T1206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.555580][ T1206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.555763][ T1206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.555953][ T1206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.556141][ T1206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.556327][ T1206]  ? 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))
[   25.556506][ T1206]  ? 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))
[   25.556686][ T1206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.556879][ T1206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.557057][ T1206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.557245][ T1206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.557426][ T1206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.557610][ T1206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.557791][ T1206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.557980][ T1206]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.558166][ T1206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.558378][ T1206]  ? move_addr_to_kernel (net/socket.c:258)
[   25.558558][ T1206]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.558735][ T1206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.558928][ T1206]  ___sys_sendmsg (net/socket.c:2752)
[   25.559115][ T1206]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.559326][ T1206]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.559515][ T1206]  __sys_sendmsg (net/socket.c:2784)
[   25.559693][ T1206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.559882][ T1206]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.560094][ T1206]  ? 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)
[   25.560280][ T1206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.560460][ T1206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.560637][ T1206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.560843][ T1206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.561035][ T1206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.561260][ T1206] RIP: 0033:0x7f67d9f4b08e
[   25.561444][ T1206] 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
[   25.561963][ T1206] RSP: 002b:00007ffcad63ed50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.562218][ T1206] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f67d9f4b08e
[   25.562459][ T1206] RDX: 0000000000000000 RSI: 00007ffcad63ee00 RDI: 0000000000000005
[   25.562700][ T1206] RBP: 00007ffcad63ed60 R08: 0000000000000000 R09: 0000000000000000
[   25.562954][ T1206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3e
[   25.563204][ T1206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcad63f4c0
| [   25.642669][ T1213] ------------[ cut here ]------------
| [   25.642842][ T1213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1213
| [   25.643138][ T1213] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.643707][ T1213] Tainted: [W]=WARN
[   25.643815][ T1213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.644008][ T1213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.644200][ T1213] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.644697][ T1213] RSP: 0018:ffa00000029b6f70 EFLAGS: 00010286
[   25.644878][ T1213] RAX: 00000000ffffffa6 RBX: ff11000009b1c4c0 RCX: 1ff4000000536db4
[   25.645087][ T1213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c570
[   25.645304][ T1213] RBP: ff1100000cd1a000 R08: 1fe22000013638af R09: ff1100000f2a8b80
[   25.645514][ T1213] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   25.645723][ T1213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   25.645941][ T1213] FS:  00007f1d16947840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   25.646191][ T1213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.646367][ T1213] CR2: 00005634b211dd5c CR3: 0000000012801003 CR4: 0000000000771ef0
[   25.646577][ T1213] PKRU: 55555554
[   25.646681][ T1213] Call Trace:
[   25.646785][ T1213]  <TASK>
[   25.646859][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.647006][ T1213]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.647150][ T1213]  notifier_call_chain (kernel/notifier.c:85)
[   25.647294][ T1213]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.647434][ T1213]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.647577][ T1213]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.647719][ T1213]  netdev_upper_dev_link (net/core/dev.c:8972)
[   25.647858][ T1213]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   25.648005][ T1213] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   25.648155][ T1213]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.648299][ T1213] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.648441][ T1213]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.648588][ T1213]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.648728][ T1213]  ? nla_strscpy (lib/nlattr.c:795)
[   25.648875][ T1213]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.649018][ T1213]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.649162][ T1213]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.649303][ T1213]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.649449][ T1213]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.649595][ T1213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.649742][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.649888][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.650029][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.650172][ T1213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.650311][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.650456][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.650597][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.650738][ T1213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.650886][ T1213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.651025][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.651169][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.651311][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.651451][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.651593][ T1213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.651733][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.651879][ T1213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.652024][ T1213]  ? 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))
[   25.652169][ T1213]  ? 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))
[   25.652311][ T1213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.652452][ T1213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.652592][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.652734][ T1213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.652880][ T1213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.653023][ T1213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.653169][ T1213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.653309][ T1213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.653449][ T1213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.653620][ T1213]  ? move_addr_to_kernel (net/socket.c:258)
[   25.653761][ T1213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.653907][ T1213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.654050][ T1213]  ___sys_sendmsg (net/socket.c:2752)
[   25.654192][ T1213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.654366][ T1213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.654520][ T1213]  __sys_sendmsg (net/socket.c:2784)
[   25.654661][ T1213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.654801][ T1213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.654983][ T1213]  ? 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)
[   25.655129][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.655271][ T1213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.655409][ T1213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.655549][ T1213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.655690][ T1213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.655871][ T1213] RIP: 0033:0x7f1d16b8108e
[   25.656018][ T1213] 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
[   25.656520][ T1213] RSP: 002b:00007fffb61f9920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.656731][ T1213] RAX: ffffffffffffffda RBX: 00007fffb61fa0b8 RCX: 00007f1d16b8108e
[   25.656945][ T1213] RDX: 0000000000000000 RSI: 00007fffb61f99d0 RDI: 0000000000000005
[   25.657159][ T1213] RBP: 00007fffb61f9930 R08: 0000000000000000 R09: 0000000000000000
[   25.657367][ T1213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   25.657577][ T1213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb61fa090
| [   25.659205][ T1213] ------------[ cut here ]------------
| [   25.659342][ T1213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1213
| [   25.659616][ T1213] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.660194][ T1213] Tainted: [W]=WARN
[   25.660300][ T1213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.660474][ T1213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.660656][ T1213] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.661162][ T1213] RSP: 0018:ffa00000029b6fd0 EFLAGS: 00010286
[   25.661338][ T1213] RAX: 00000000ffffffa6 RBX: ff11000009b1dcc0 RCX: 1ff4000000536dc0
[   25.661547][ T1213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1dd70
[   25.661756][ T1213] RBP: ff1100000c0ea000 R08: 1fe2200001363baf R09: ff1100000f2a8b80
[   25.661972][ T1213] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   25.662185][ T1213] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   25.662395][ T1213] FS:  00007f1d16947840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   25.662640][ T1213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.662816][ T1213] CR2: 00005634b211dd5c CR3: 0000000012801003 CR4: 0000000000771ef0
[   25.663031][ T1213] PKRU: 55555554
[   25.663141][ T1213] Call Trace:
[   25.663246][ T1213]  <TASK>
[   25.663318][ T1213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.663459][ T1213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.663566][ T1213]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.663707][ T1213]  __dev_notify_flags (net/core/dev.c:9787)
[   25.663847][ T1213]  ? netif_change_name (net/core/dev.c:1495)
[   25.663994][ T1213]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.664139][ T1213]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   25.664278][ T1213]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.664420][ T1213] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   25.664565][ T1213]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.664709][ T1213] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.664851][ T1213]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.665000][ T1213]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.665144][ T1213]  ? nla_strscpy (lib/nlattr.c:795)
[   25.665284][ T1213]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.665426][ T1213]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.665567][ T1213]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.665706][ T1213]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.665851][ T1213]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.666000][ T1213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.666147][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.666285][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.666424][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.666563][ T1213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.666702][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.666847][ T1213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.666993][ T1213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.667138][ T1213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.667277][ T1213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.667416][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.667557][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.667698][ T1213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.667838][ T1213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.667982][ T1213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.668124][ T1213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.668264][ T1213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.668407][ T1213]  ? 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))
[   25.668546][ T1213]  ? 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))
[   25.668688][ T1213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.668830][ T1213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.668974][ T1213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.669118][ T1213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.669257][ T1213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.669397][ T1213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.669537][ T1213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.669675][ T1213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.669813][ T1213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.669993][ T1213]  ? move_addr_to_kernel (net/socket.c:258)
[   25.670138][ T1213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.670276][ T1213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.670418][ T1213]  ___sys_sendmsg (net/socket.c:2752)
[   25.670556][ T1213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.670729][ T1213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.670886][ T1213]  __sys_sendmsg (net/socket.c:2784)
[   25.671026][ T1213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.671168][ T1213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.671345][ T1213]  ? 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)
[   25.671484][ T1213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.671625][ T1213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.671763][ T1213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.671907][ T1213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.672048][ T1213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.672224][ T1213] RIP: 0033:0x7f1d16b8108e
[   25.672367][ T1213] 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
[   25.672860][ T1213] RSP: 002b:00007fffb61f9920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.673076][ T1213] RAX: ffffffffffffffda RBX: 00007fffb61fa0b8 RCX: 00007f1d16b8108e
[   25.673289][ T1213] RDX: 0000000000000000 RSI: 00007fffb61f99d0 RDI: 0000000000000005
[   25.673495][ T1213] RBP: 00007fffb61f9930 R08: 0000000000000000 R09: 0000000000000000
[   25.673701][ T1213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   25.673912][ T1213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb61fa090
| [   25.696067][ T1214] ------------[ cut here ]------------
| [   25.696263][ T1214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1214
| [   25.696574][ T1214] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.697604][ T1214] Tainted: [W]=WARN
[   25.697802][ T1214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.698084][ T1214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.698365][ T1214] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.698939][ T1214] RSP: 0018:ffa00000029b7020 EFLAGS: 00010286
[   25.699239][ T1214] RAX: 00000000ffffffa6 RBX: ff11000005edf0c0 RCX: 1ff4000000536dca
[   25.699554][ T1214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf170
[   25.699918][ T1214] RBP: ff1100000c0ea000 R08: 1fe2200000bdbe2f R09: ff1100000f2aae58
[   25.700258][ T1214] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   25.700575][ T1214] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.700843][ T1214] FS:  00007f3d22efc840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   25.701135][ T1214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.701347][ T1214] CR2: 0000000028959988 CR3: 000000000c847002 CR4: 0000000000771ef0
[   25.701590][ T1214] PKRU: 55555554
[   25.701738][ T1214] Call Trace:
[   25.701901][ T1214]  <TASK>
[   25.702018][ T1214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.702209][ T1214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.702360][ T1214]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.702540][ T1214]  __dev_notify_flags (net/core/dev.c:9787)
[   25.702724][ T1214]  ? netif_change_name (net/core/dev.c:1495)
[   25.702915][ T1214]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.703097][ T1214]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.703288][ T1214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.703469][ T1214]  ? 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))
[   25.703650][ T1214]  netif_change_flags (net/core/dev.c:9820)
[   25.703833][ T1214]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.704025][ T1214]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.704216][ T1214]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.704403][ T1214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.704616][ T1214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.704798][ T1214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.705004][ T1214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.705189][ T1214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.705368][ T1214]  ? __kernel_text_address (kernel/extable.c:79)
[   25.705557][ T1214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.705743][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.705936][ T1214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.706123][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.706336][ T1214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.706515][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.706695][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.706888][ T1214]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.707070][ T1214]  ? __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)
[   25.707254][ T1214]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.707435][ T1214]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.707617][ T1214]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.707798][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.707992][ T1214]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.708185][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.708363][ T1214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.708549][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.708728][ T1214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.708923][ T1214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.709145][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.709324][ T1214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.709505][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.709686][ T1214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.709888][ T1214]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.710070][ T1214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.710257][ T1214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.710437][ T1214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.710617][ T1214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.710800][ T1214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.710995][ T1214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.711183][ T1214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.711368][ T1214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.711550][ T1214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.711734][ T1214]  ? 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))
[   25.711928][ T1214]  ? 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))
[   25.712120][ T1214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.712301][ T1214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.712482][ T1214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.712668][ T1214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.712853][ T1214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.713049][ T1214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.713240][ T1214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.713424][ T1214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.713604][ T1214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.713816][ T1214]  ? move_addr_to_kernel (net/socket.c:258)
[   25.714016][ T1214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.714233][ T1214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.714419][ T1214]  ___sys_sendmsg (net/socket.c:2752)
[   25.714603][ T1214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.714818][ T1214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.715024][ T1214]  __sys_sendmsg (net/socket.c:2784)
[   25.715217][ T1214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.715398][ T1214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.715619][ T1214]  ? 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)
[   25.715802][ T1214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.715999][ T1214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.716185][ T1214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.716363][ T1214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.716546][ T1214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.716754][ T1214] RIP: 0033:0x7f3d2313608e
[   25.716948][ T1214] 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
[   25.717461][ T1214] RSP: 002b:00007fff735274b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.717708][ T1214] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3d2313608e
[   25.717992][ T1214] RDX: 0000000000000000 RSI: 00007fff73527560 RDI: 0000000000000005
[   25.718249][ T1214] RBP: 00007fff735274c0 R08: 0000000000000000 R09: 0000000000000000
[   25.718491][ T1214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   25.718736][ T1214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff73527c20
| [   25.808744][ T1225] ------------[ cut here ]------------
| [   25.808955][ T1225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1225
| [   25.809285][ T1225] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.809954][ T1225] Tainted: [W]=WARN
[   25.810113][ T1225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.810335][ T1225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.810563][ T1225] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.811114][ T1225] RSP: 0018:ffa0000002a46f70 EFLAGS: 00010286
[   25.811338][ T1225] RAX: 00000000ffffffa6 RBX: ff1100000d5710c0 RCX: 1ff4000000548db4
[   25.811590][ T1225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571170
[   25.811841][ T1225] RBP: ff1100000cd1a000 R08: 1fe2200001aae22f R09: ff11000012900b80
[   25.812103][ T1225] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   25.812363][ T1225] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   25.812617][ T1225] FS:  00007f9ffba06840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   25.812916][ T1225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.813146][ T1225] CR2: 0000000032937a28 CR3: 000000000f20e001 CR4: 0000000000771ef0
[   25.813402][ T1225] PKRU: 55555554
[   25.813552][ T1225] Call Trace:
[   25.813703][ T1225]  <TASK>
[   25.813823][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.814020][ T1225]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   25.814214][ T1225]  notifier_call_chain (kernel/notifier.c:85)
[   25.814405][ T1225]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   25.814626][ T1225]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   25.814827][ T1225]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   25.815024][ T1225]  netdev_upper_dev_link (net/core/dev.c:8972)
[   25.815218][ T1225]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   25.815406][ T1225] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   25.815599][ T1225]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.815788][ T1225] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.815989][ T1225]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.816192][ T1225]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.816379][ T1225]  ? nla_strscpy (lib/nlattr.c:795)
[   25.816568][ T1225]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.816758][ T1225]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.816956][ T1225]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.817150][ T1225]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.817342][ T1225]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.817532][ T1225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.817719][ T1225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.817914][ T1225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.818102][ T1225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.818292][ T1225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.818478][ T1225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.818668][ T1225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.818854][ T1225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.819052][ T1225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.819248][ T1225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.819434][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.819621][ T1225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.819809][ T1225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.820007][ T1225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.820204][ T1225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.820390][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.820576][ T1225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.820764][ T1225]  ? 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))
[   25.820961][ T1225]  ? 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))
[   25.821157][ T1225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.821345][ T1225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.821531][ T1225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.821720][ T1225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.821917][ T1225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.822105][ T1225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.822300][ T1225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.822485][ T1225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.822673][ T1225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.822904][ T1225]  ? move_addr_to_kernel (net/socket.c:258)
[   25.823092][ T1225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.823284][ T1225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.823471][ T1225]  ___sys_sendmsg (net/socket.c:2752)
[   25.823658][ T1225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.823891][ T1225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.824089][ T1225]  __sys_sendmsg (net/socket.c:2784)
[   25.824284][ T1225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.824469][ T1225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.824692][ T1225]  ? 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)
[   25.824891][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.825080][ T1225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.825275][ T1225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.825460][ T1225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.825646][ T1225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.825877][ T1225] RIP: 0033:0x7f9ffbc4008e
[   25.826068][ T1225] 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
[   25.826610][ T1225] RSP: 002b:00007fff21cc3c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.826878][ T1225] RAX: ffffffffffffffda RBX: 00007fff21cc43d8 RCX: 00007f9ffbc4008e
[   25.827135][ T1225] RDX: 0000000000000000 RSI: 00007fff21cc3cf0 RDI: 0000000000000005
[   25.827395][ T1225] RBP: 00007fff21cc3c50 R08: 0000000000000000 R09: 0000000000000000
[   25.827649][ T1225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   25.827914][ T1225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21cc43b0
| [   25.829940][ T1225] ------------[ cut here ]------------
| [   25.830126][ T1225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1225
| [   25.830443][ T1225] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.831816][ T1225] Tainted: [W]=WARN
[   25.831978][ T1225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.832212][ T1225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.832440][ T1225] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.832985][ T1225] RSP: 0018:ffa0000002a46fd0 EFLAGS: 00010286
[   25.833215][ T1225] RAX: 00000000ffffffa6 RBX: ff1100000d571cc0 RCX: 1ff4000000548dc0
[   25.833473][ T1225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571d70
[   25.833727][ T1225] RBP: ff1100000cc12000 R08: 1fe2200001aae3af R09: ff11000012900b80
[   25.833996][ T1225] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   25.834257][ T1225] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   25.834513][ T1225] FS:  00007f9ffba06840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   25.834807][ T1225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.835042][ T1225] CR2: 0000000032937a28 CR3: 000000000f20e001 CR4: 0000000000771ef0
[   25.835307][ T1225] PKRU: 55555554
[   25.835461][ T1225] Call Trace:
[   25.835612][ T1225]  <TASK>
[   25.835732][ T1225]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.835936][ T1225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.836092][ T1225]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   25.836288][ T1225]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[   25.836475][ T1225]  __dev_notify_flags (net/core/dev.c:9787)
[   25.836664][ T1225]  ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4511)
[   25.836850][ T1225]  ? netif_change_name (net/core/dev.c:1495)
[   25.837054][ T1225]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   25.837257][ T1225] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   25.837450][ T1225]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   25.837643][ T1225] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   25.837837][ T1225]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   25.838040][ T1225]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   25.838239][ T1225]  ? nla_strscpy (lib/nlattr.c:795)
[   25.838431][ T1225]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   25.838622][ T1225]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   25.838810][ T1225]  ? __dev_get_by_name (net/core/dev.c:883)
[   25.839010][ T1225]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   25.839215][ T1225]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   25.839409][ T1225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.839598][ T1225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.839784][ T1225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.839983][ T1225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.840178][ T1225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.840367][ T1225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.840560][ T1225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.840751][ T1225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.840951][ T1225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.841146][ T1225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.841334][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.841519][ T1225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.841709][ T1225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.841909][ T1225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.842101][ T1225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.842296][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.842484][ T1225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.842674][ T1225]  ? 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))
[   25.842874][ T1225]  ? 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))
[   25.843064][ T1225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.843259][ T1225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.843448][ T1225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.843640][ T1225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.843829][ T1225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.844027][ T1225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.844223][ T1225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.844410][ T1225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.844595][ T1225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.844813][ T1225]  ? move_addr_to_kernel (net/socket.c:258)
[   25.845017][ T1225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.845212][ T1225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.845402][ T1225]  ___sys_sendmsg (net/socket.c:2752)
[   25.845588][ T1225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.845810][ T1225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.846020][ T1225]  __sys_sendmsg (net/socket.c:2784)
[   25.846218][ T1225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.846407][ T1225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.846631][ T1225]  ? 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)
[   25.846818][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.847020][ T1225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.847215][ T1225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.847401][ T1225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.847589][ T1225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.847808][ T1225] RIP: 0033:0x7f9ffbc4008e
[   25.848015][ T1225] 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
[   25.848558][ T1225] RSP: 002b:00007fff21cc3c40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.848813][ T1225] RAX: ffffffffffffffda RBX: 00007fff21cc43d8 RCX: 00007f9ffbc4008e
[   25.849082][ T1225] RDX: 0000000000000000 RSI: 00007fff21cc3cf0 RDI: 0000000000000005
[   25.849344][ T1225] RBP: 00007fff21cc3c50 R08: 0000000000000000 R09: 0000000000000000
[   25.849597][ T1225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   25.849850][ T1225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff21cc43b0
| [   25.875113][ T1226] ------------[ cut here ]------------
| [   25.875290][ T1226] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1226
| [   25.875591][ T1226] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   25.876251][ T1226] Tainted: [W]=WARN
[   25.876398][ T1226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.876608][ T1226] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   25.876825][ T1226] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   25.877415][ T1226] RSP: 0018:ffa0000002a57020 EFLAGS: 00010286
[   25.877680][ T1226] RAX: 00000000ffffffa6 RBX: ff1100000d570dc0 RCX: 1ff400000054adca
[   25.877984][ T1226] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d570e70
[   25.878283][ T1226] RBP: ff1100000cc12000 R08: 1fe2200001aae1cf R09: ff11000012902e58
[   25.878583][ T1226] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   25.878889][ T1226] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   25.879188][ T1226] FS:  00007f413245b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   25.879515][ T1226] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.879794][ T1226] CR2: 00000000145bb988 CR3: 000000000c197003 CR4: 0000000000771ef0
[   25.880178][ T1226] PKRU: 55555554
[   25.880429][ T1226] Call Trace:
[   25.880652][ T1226]  <TASK>
[   25.880852][ T1226]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   25.881164][ T1226]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   25.881380][ T1226]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   25.881615][ T1226]  __dev_notify_flags (net/core/dev.c:9787)
[   25.881848][ T1226]  ? netif_change_name (net/core/dev.c:1495)
[   25.882104][ T1226]  ? __dev_change_flags (net/core/dev.c:9752)
[   25.882341][ T1226]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   25.882600][ T1226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.882886][ T1226]  ? 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))
[   25.883151][ T1226]  netif_change_flags (net/core/dev.c:9820)
[   25.883406][ T1226]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   25.883582][ T1226]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   25.883762][ T1226]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   25.883946][ T1226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   25.884156][ T1226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.884333][ T1226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.884511][ T1226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.884689][ T1226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.884878][ T1226]  ? __kernel_text_address (kernel/extable.c:79)
[   25.885057][ T1226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.885245][ T1226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.885424][ T1226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.885601][ T1226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.885782][ T1226]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   25.885972][ T1226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.886154][ T1226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.886333][ T1226]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   25.886510][ T1226]  ? __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)
[   25.886685][ T1226]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   25.886878][ T1226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   25.887056][ T1226]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   25.887246][ T1226]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   25.887426][ T1226]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   25.887606][ T1226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.887783][ T1226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.887973][ T1226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.888155][ T1226]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   25.888331][ T1226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.888514][ T1226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.888688][ T1226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.888877][ T1226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.889054][ T1226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   25.889239][ T1226]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   25.889414][ T1226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   25.889591][ T1226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.889767][ T1226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.889960][ T1226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.890145][ T1226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   25.890325][ T1226]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   25.890507][ T1226]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   25.890685][ T1226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.890891][ T1226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.891073][ T1226]  ? 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))
[   25.891255][ T1226]  ? 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))
[   25.891433][ T1226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.891611][ T1226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.891798][ T1226]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   25.891992][ T1226]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   25.892176][ T1226]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   25.892354][ T1226]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   25.892534][ T1226]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   25.892741][ T1226]  ? copy_msghdr_from_user (net/socket.c:2635)
[   25.892929][ T1226]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   25.893153][ T1226]  ? move_addr_to_kernel (net/socket.c:258)
[   25.893331][ T1226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.893508][ T1226]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   25.893690][ T1226]  ___sys_sendmsg (net/socket.c:2752)
[   25.893879][ T1226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   25.894087][ T1226]  ? copy_msghdr_from_user (net/socket.c:2603)
[   25.894285][ T1226]  __sys_sendmsg (net/socket.c:2784)
[   25.894463][ T1226]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   25.894639][ T1226]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   25.894854][ T1226]  ? 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)
[   25.895043][ T1226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   25.895232][ T1226]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   25.895410][ T1226]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   25.895585][ T1226]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   25.895764][ T1226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.896013][ T1226] RIP: 0033:0x7f413269508e
[   25.896204][ T1226] 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
[   25.896712][ T1226] RSP: 002b:00007ffd38b8ed50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.896966][ T1226] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f413269508e
[   25.897220][ T1226] RDX: 0000000000000000 RSI: 00007ffd38b8ee00 RDI: 0000000000000005
[   25.897463][ T1226] RBP: 00007ffd38b8ed60 R08: 0000000000000000 R09: 0000000000000000
[   25.897703][ T1226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   25.897956][ T1226] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd38b8f4c0
| [   26.020822][ T1241] ------------[ cut here ]------------
| [   26.021591][ T1241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1241
| [   26.021899][ T1241] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.022490][ T1241] Tainted: [W]=WARN
[   26.022601][ T1241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.022779][ T1241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.022973][ T1241] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.023490][ T1241] RSP: 0018:ffa0000002ac6f70 EFLAGS: 00010286
[   26.023671][ T1241] RAX: 00000000ffffffa6 RBX: ff1100000d5707c0 RCX: 1ff4000000558db4
[   26.023893][ T1241] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d570870
[   26.024104][ T1241] RBP: ff1100000cd1a000 R08: 1fe2200001aae10f R09: ff11000010272e80
[   26.024321][ T1241] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   26.024536][ T1241] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   26.024750][ T1241] FS:  00007f364ce77840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   26.025005][ T1241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.025191][ T1241] CR2: 000000002c02ea28 CR3: 000000000f765006 CR4: 0000000000771ef0
[   26.025410][ T1241] PKRU: 55555554
[   26.025518][ T1241] Call Trace:
[   26.025627][ T1241]  <TASK>
[   26.025701][ T1241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.025846][ T1241]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.025997][ T1241]  notifier_call_chain (kernel/notifier.c:85)
[   26.026148][ T1241]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   26.026291][ T1241]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.026441][ T1241]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   26.026586][ T1241]  netdev_upper_dev_link (net/core/dev.c:8972)
[   26.026728][ T1241]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   26.026880][ T1241] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   26.027031][ T1241]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   26.027184][ T1241] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   26.027326][ T1241]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   26.027471][ T1241]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   26.027614][ T1241]  ? nla_strscpy (lib/nlattr.c:795)
[   26.027760][ T1241]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.027912][ T1241]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.028055][ T1241]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.028203][ T1241]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.028354][ T1241]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.028501][ T1241]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.028644][ T1241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.028790][ T1241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.028936][ T1241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.029075][ T1241]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.029217][ T1241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.029360][ T1241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.029501][ T1241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.029640][ T1241]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.029781][ T1241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.029925][ T1241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.030064][ T1241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.030208][ T1241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.030345][ T1241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.030486][ T1241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.030624][ T1241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.030767][ T1241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.030916][ T1241]  ? 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))
[   26.031055][ T1241]  ? 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))
[   26.031202][ T1241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.031342][ T1241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.031482][ T1241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.031622][ T1241]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.031763][ T1241]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.031908][ T1241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.032050][ T1241]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.032191][ T1241]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.032329][ T1241]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.032501][ T1241]  ? move_addr_to_kernel (net/socket.c:258)
[   26.032641][ T1241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.032780][ T1241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.032927][ T1241]  ___sys_sendmsg (net/socket.c:2752)
[   26.033066][ T1241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.033244][ T1241]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.033394][ T1241]  __sys_sendmsg (net/socket.c:2784)
[   26.033533][ T1241]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.033670][ T1241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.033844][ T1241]  ? 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)
[   26.033990][ T1241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.034138][ T1241]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.034276][ T1241]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.034415][ T1241]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.034555][ T1241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.034728][ T1241] RIP: 0033:0x7f364d0b108e
[   26.034878][ T1241] 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
[   26.035378][ T1241] RSP: 002b:00007ffd54da6b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.035588][ T1241] RAX: ffffffffffffffda RBX: 00007ffd54da72f8 RCX: 00007f364d0b108e
[   26.035797][ T1241] RDX: 0000000000000000 RSI: 00007ffd54da6c10 RDI: 0000000000000005
[   26.036011][ T1241] RBP: 00007ffd54da6b70 R08: 0000000000000000 R09: 0000000000000000
[   26.036221][ T1241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.036429][ T1241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54da72d0
| [   26.038061][ T1241] ------------[ cut here ]------------
| [   26.038202][ T1241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1241
| [   26.038503][ T1241] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.039073][ T1241] Tainted: [W]=WARN
[   26.039183][ T1241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.039358][ T1241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.039539][ T1241] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.040757][ T1241] RSP: 0018:ffa0000002ac6fd0 EFLAGS: 00010286
[   26.041002][ T1241] RAX: 00000000ffffffa6 RBX: ff11000005edf540 RCX: 1ff4000000558dc0
[   26.041216][ T1241] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf5f0
[   26.041423][ T1241] RBP: ff1100000bb02000 R08: 1fe2200000bdbebf R09: ff11000010272e80
[   26.041632][ T1241] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.041838][ T1241] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02e04
[   26.042051][ T1241] FS:  00007f364ce77840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   26.042299][ T1241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.042492][ T1241] CR2: 000000002c02ea28 CR3: 000000000f765006 CR4: 0000000000771ef0
[   26.042699][ T1241] PKRU: 55555554
[   26.042827][ T1241] Call Trace:
[   26.042941][ T1241]  <TASK>
[   26.043013][ T1241]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.043194][ T1241]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.043304][ T1241]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.043444][ T1241]  __dev_notify_flags (net/core/dev.c:9787)
[   26.043584][ T1241]  ? netif_change_name (net/core/dev.c:1495)
[   26.043723][ T1241]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   26.043868][ T1241]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   26.044007][ T1241]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.044153][ T1241] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   26.044296][ T1241]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   26.044440][ T1241] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   26.044582][ T1241]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   26.044728][ T1241]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   26.044872][ T1241]  ? nla_strscpy (lib/nlattr.c:795)
[   26.045033][ T1241]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.045178][ T1241]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.045316][ T1241]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.045458][ T1241]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.045602][ T1241]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.045746][ T1241]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.045891][ T1241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.046055][ T1241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.046198][ T1241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.046337][ T1241]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.046474][ T1241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.046618][ T1241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.046760][ T1241]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.046905][ T1241]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.047046][ T1241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.047220][ T1241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.047359][ T1241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.047500][ T1241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.047641][ T1241]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.047782][ T1241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.047926][ T1241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.048067][ T1241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.048215][ T1241]  ? 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))
[   26.048354][ T1241]  ? 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))
[   26.048497][ T1241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.048636][ T1241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.048776][ T1241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.048922][ T1241]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.049062][ T1241]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.049207][ T1241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.049349][ T1241]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.049487][ T1241]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.049626][ T1241]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.049800][ T1241]  ? move_addr_to_kernel (net/socket.c:258)
[   26.049944][ T1241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.050083][ T1241]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.050228][ T1241]  ___sys_sendmsg (net/socket.c:2752)
[   26.050366][ T1241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.050539][ T1241]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.050690][ T1241]  __sys_sendmsg (net/socket.c:2784)
[   26.050831][ T1241]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.050975][ T1241]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.051155][ T1241]  ? 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)
[   26.051294][ T1241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.051456][ T1241]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.051596][ T1241]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.051734][ T1241]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.051875][ T1241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.052069][ T1241] RIP: 0033:0x7f364d0b108e
[   26.052220][ T1241] 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
[   26.052721][ T1241] RSP: 002b:00007ffd54da6b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.052937][ T1241] RAX: ffffffffffffffda RBX: 00007ffd54da72f8 RCX: 00007f364d0b108e
[   26.053145][ T1241] RDX: 0000000000000000 RSI: 00007ffd54da6c10 RDI: 0000000000000005
[   26.053351][ T1241] RBP: 00007ffd54da6b70 R08: 0000000000000000 R09: 0000000000000000
[   26.053558][ T1241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.053764][ T1241] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd54da72d0
| [   26.077840][ T1242] ------------[ cut here ]------------
| [   26.078043][ T1242] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1242
| [   26.078363][ T1242] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.079052][ T1242] Tainted: [W]=WARN
[   26.079209][ T1242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.079423][ T1242] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.079662][ T1242] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.080188][ T1242] RSP: 0018:ffa0000002ad7020 EFLAGS: 00010286
[   26.080405][ T1242] RAX: 00000000ffffffa6 RBX: ff1100000cc9e4c0 RCX: 1ff400000055adca
[   26.080671][ T1242] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9e570
[   26.080925][ T1242] RBP: ff1100000bb02000 R08: 1fe2200001993caf R09: ff11000010275158
[   26.081170][ T1242] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   26.081442][ T1242] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.081688][ T1242] FS:  00007f17d4a9a840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   26.081974][ T1242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.082192][ T1242] CR2: 0000000012d68988 CR3: 0000000012257005 CR4: 0000000000771ef0
[   26.082438][ T1242] PKRU: 55555554
[   26.082583][ T1242] Call Trace:
[   26.082737][ T1242]  <TASK>
[   26.082851][ T1242]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.083041][ T1242]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.083192][ T1242]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.083366][ T1242]  __dev_notify_flags (net/core/dev.c:9787)
[   26.083545][ T1242]  ? netif_change_name (net/core/dev.c:1495)
[   26.083751][ T1242]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.083947][ T1242]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.084129][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.084308][ T1242]  ? 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))
[   26.084487][ T1242]  netif_change_flags (net/core/dev.c:9820)
[   26.084665][ T1242]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.084844][ T1242]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.085036][ T1242]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.085221][ T1242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.085427][ T1242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.085607][ T1242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.085784][ T1242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.085973][ T1242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.086194][ T1242]  ? __kernel_text_address (kernel/extable.c:79)
[   26.086373][ T1242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.086578][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.086758][ T1242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.086945][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.087129][ T1242]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.087307][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.087485][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.087662][ T1242]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.087839][ T1242]  ? __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)
[   26.088027][ T1242]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.088212][ T1242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.088393][ T1242]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.088642][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.088830][ T1242]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.089021][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.089207][ T1242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.089400][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.089576][ T1242]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.089752][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.089944][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.090140][ T1242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.090349][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.090528][ T1242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.090706][ T1242]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.090941][ T1242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.091125][ T1242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.091304][ T1242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.091483][ T1242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.091660][ T1242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.091842][ T1242]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.092063][ T1242]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.092252][ T1242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.092429][ T1242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.092608][ T1242]  ? 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))
[   26.092782][ T1242]  ? 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))
[   26.092980][ T1242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.093185][ T1242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.093366][ T1242]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.093547][ T1242]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.093754][ T1242]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.093945][ T1242]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.094155][ T1242]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.094331][ T1242]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.094511][ T1242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.094738][ T1242]  ? move_addr_to_kernel (net/socket.c:258)
[   26.094933][ T1242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.095117][ T1242]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.095297][ T1242]  ___sys_sendmsg (net/socket.c:2752)
[   26.095472][ T1242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.095684][ T1242]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.095886][ T1242]  __sys_sendmsg (net/socket.c:2784)
[   26.096086][ T1242]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.096278][ T1242]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.096489][ T1242]  ? 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)
[   26.096667][ T1242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.096879][ T1242]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.097062][ T1242]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.097248][ T1242]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.097456][ T1242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.097711][ T1242] RIP: 0033:0x7f17d4cd408e
[   26.097909][ T1242] 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
[   26.098416][ T1242] RSP: 002b:00007ffd20d725e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.098659][ T1242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f17d4cd408e
[   26.098942][ T1242] RDX: 0000000000000000 RSI: 00007ffd20d72690 RDI: 0000000000000005
[   26.099185][ T1242] RBP: 00007ffd20d725f0 R08: 0000000000000000 R09: 0000000000000000
[   26.099427][ T1242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.099665][ T1242] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd20d72d50
| [   26.240059][ T1256] ------------[ cut here ]------------
| [   26.240241][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1256
| [   26.240529][ T1256] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.241113][ T1256] Tainted: [W]=WARN
[   26.241223][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.241402][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.241585][ T1256] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.242092][ T1256] RSP: 0018:ffa0000002b96f70 EFLAGS: 00010286
[   26.242278][ T1256] RAX: 00000000ffffffa6 RBX: ff11000009b1d0c0 RCX: 1ff4000000572db4
[   26.242489][ T1256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d170
[   26.242699][ T1256] RBP: ff1100000cd1a000 R08: 1fe2200001363a2f R09: ff1100000b0f5180
[   26.242915][ T1256] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   26.243134][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   26.243346][ T1256] FS:  00007f75ae911840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   26.243591][ T1256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.243770][ T1256] CR2: 00007f75aebe11a0 CR3: 000000000c1ae002 CR4: 0000000000771ef0
[   26.243986][ T1256] PKRU: 55555554
[   26.244091][ T1256] Call Trace:
[   26.244202][ T1256]  <TASK>
[   26.244275][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.244419][ T1256]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   26.244560][ T1256]  notifier_call_chain (kernel/notifier.c:85)
[   26.244705][ T1256]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   26.244848][ T1256]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.244998][ T1256]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   26.245147][ T1256]  netdev_upper_dev_link (net/core/dev.c:8972)
[   26.245290][ T1256]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   26.245432][ T1256] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   26.245576][ T1256]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   26.245720][ T1256] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   26.245868][ T1256]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   26.246011][ T1256]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   26.246155][ T1256]  ? nla_strscpy (lib/nlattr.c:795)
[   26.246302][ T1256]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.246445][ T1256]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.246585][ T1256]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.246727][ T1256]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.247577][ T1256]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.247726][ T1256]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.247937][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.248079][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.248223][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.248364][ T1256]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.248505][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.248649][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.248790][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.248992][ T1256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.249139][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.249280][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.249421][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.249565][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.249715][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.249859][ T1256]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.250005][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.250151][ T1256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.250295][ T1256]  ? 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))
[   26.250434][ T1256]  ? 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))
[   26.250577][ T1256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.250717][ T1256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.250859][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.251008][ T1256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.251154][ T1256]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.251296][ T1256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.251439][ T1256]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.251580][ T1256]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.251720][ T1256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.251901][ T1256]  ? move_addr_to_kernel (net/socket.c:258)
[   26.252045][ T1256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.252189][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.252330][ T1256]  ___sys_sendmsg (net/socket.c:2752)
[   26.252469][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.252643][ T1256]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.252797][ T1256]  __sys_sendmsg (net/socket.c:2784)
[   26.252943][ T1256]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.253084][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.253264][ T1256]  ? 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)
[   26.253406][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.253548][ T1256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.253689][ T1256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.253829][ T1256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.253977][ T1256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.254156][ T1256] RIP: 0033:0x7f75aeb4b08e
[   26.254305][ T1256] 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
[   26.254802][ T1256] RSP: 002b:00007ffeef6c7800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.255018][ T1256] RAX: ffffffffffffffda RBX: 00007ffeef6c7f98 RCX: 00007f75aeb4b08e
[   26.255230][ T1256] RDX: 0000000000000000 RSI: 00007ffeef6c78b0 RDI: 0000000000000005
[   26.255442][ T1256] RBP: 00007ffeef6c7810 R08: 0000000000000000 R09: 0000000000000000
[   26.255652][ T1256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.255867][ T1256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeef6c7f70
| [   26.257503][ T1256] ------------[ cut here ]------------
| [   26.257640][ T1256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1256
| [   26.257924][ T1256] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.258495][ T1256] Tainted: [W]=WARN
[   26.258602][ T1256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.258776][ T1256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.259453][ T1256] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.259958][ T1256] RSP: 0018:ffa0000002b96fd0 EFLAGS: 00010286
[   26.260142][ T1256] RAX: 00000000ffffffa6 RBX: ff11000009b1db40 RCX: 1ff4000000572dc0
[   26.260352][ T1256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1dbf0
[   26.260565][ T1256] RBP: ff110000119ca000 R08: 1fe2200001363b7f R09: ff1100000b0f5180
[   26.260777][ T1256] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   26.260992][ T1256] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   26.261209][ T1256] FS:  00007f75ae911840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   26.261455][ T1256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.261634][ T1256] CR2: 00007f75aebe11a0 CR3: 000000000c1ae002 CR4: 0000000000771ef0
[   26.261867][ T1256] PKRU: 55555554
[   26.261973][ T1256] Call Trace:
[   26.262081][ T1256]  <TASK>
[   26.262157][ T1256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.262300][ T1256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.262409][ T1256]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   26.262551][ T1256]  __dev_notify_flags (net/core/dev.c:9787)
[   26.262693][ T1256]  ? netif_change_name (net/core/dev.c:1495)
[   26.262836][ T1256]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   26.262983][ T1256]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   26.263129][ T1256]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.263272][ T1256] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   26.263417][ T1256]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   26.263563][ T1256] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   26.263709][ T1256]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   26.263855][ T1256]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   26.264001][ T1256]  ? nla_strscpy (lib/nlattr.c:795)
[   26.264148][ T1256]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   26.264289][ T1256]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.264431][ T1256]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.264571][ T1256]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.264721][ T1256]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.264875][ T1256]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.265018][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.265164][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.265307][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.265447][ T1256]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.265588][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.265734][ T1256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.265880][ T1256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.266022][ T1256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.266167][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.266308][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.266448][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.266593][ T1256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.266734][ T1256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.266880][ T1256]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.267020][ T1256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.267166][ T1256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.267309][ T1256]  ? 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))
[   26.267448][ T1256]  ? 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))
[   26.267590][ T1256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.267730][ T1256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.267877][ T1256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.268019][ T1256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.268163][ T1256]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.268305][ T1256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.268448][ T1256]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.268588][ T1256]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.268727][ T1256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.268904][ T1256]  ? move_addr_to_kernel (net/socket.c:258)
[   26.269045][ T1256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.269189][ T1256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.269330][ T1256]  ___sys_sendmsg (net/socket.c:2752)
[   26.269468][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.269642][ T1256]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.269793][ T1256]  __sys_sendmsg (net/socket.c:2784)
[   26.269938][ T1256]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.270080][ T1256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.270260][ T1256]  ? 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)
[   26.270401][ T1256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.270542][ T1256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.270680][ T1256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.270821][ T1256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.270966][ T1256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.271144][ T1256] RIP: 0033:0x7f75aeb4b08e
[   26.271289][ T1256] 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
[   26.271785][ T1256] RSP: 002b:00007ffeef6c7800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.272005][ T1256] RAX: ffffffffffffffda RBX: 00007ffeef6c7f98 RCX: 00007f75aeb4b08e
[   26.272219][ T1256] RDX: 0000000000000000 RSI: 00007ffeef6c78b0 RDI: 0000000000000005
[   26.272429][ T1256] RBP: 00007ffeef6c7810 R08: 0000000000000000 R09: 0000000000000000
[   26.272638][ T1256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.272848][ T1256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeef6c7f70
| [   26.303517][ T1257] ------------[ cut here ]------------
| [   26.303701][ T1257] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1257
| [   26.304647][ T1257] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.305297][ T1257] Tainted: [W]=WARN
[   26.305444][ T1257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.305653][ T1257] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.305883][ T1257] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.306399][ T1257] RSP: 0018:ffa0000002ba7020 EFLAGS: 00010286
[   26.306616][ T1257] RAX: 00000000ffffffa6 RBX: ff1100000b143cc0 RCX: 1ff4000000574dca
[   26.306879][ T1257] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143d70
[   26.307133][ T1257] RBP: ff110000119ca000 R08: 1fe22000016287af R09: ff1100000cb0d158
[   26.307377][ T1257] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   26.307621][ T1257] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.307909][ T1257] FS:  00007f04cfc5d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   26.308192][ T1257] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.308405][ T1257] CR2: 000000000c5af988 CR3: 000000000f6df006 CR4: 0000000000771ef0
[   26.308649][ T1257] PKRU: 55555554
[   26.308795][ T1257] Call Trace:
[   26.308952][ T1257]  <TASK>
[   26.309069][ T1257]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.309260][ T1257]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.309409][ T1257]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.309587][ T1257]  __dev_notify_flags (net/core/dev.c:9787)
[   26.309770][ T1257]  ? netif_change_name (net/core/dev.c:1495)
[   26.309965][ T1257]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.310155][ T1257]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.310332][ T1257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.310512][ T1257]  ? 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))
[   26.310693][ T1257]  netif_change_flags (net/core/dev.c:9820)
[   26.310886][ T1257]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.311066][ T1257]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.311259][ T1257]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.311440][ T1257]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.311651][ T1257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.311833][ T1257]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.312026][ T1257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.312211][ T1257]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.312390][ T1257]  ? __kernel_text_address (kernel/extable.c:79)
[   26.312571][ T1257]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.312751][ T1257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.312940][ T1257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.313125][ T1257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.313303][ T1257]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.313479][ T1257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.313656][ T1257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.313837][ T1257]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.314029][ T1257]  ? __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)
[   26.314217][ T1257]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.314396][ T1257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.314576][ T1257]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.314756][ T1257]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.314950][ T1257]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.315136][ T1257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.315316][ T1257]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.315495][ T1257]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.315672][ T1257]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.315891][ T1257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.316073][ T1257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.316254][ T1257]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.316432][ T1257]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.316611][ T1257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.316792][ T1257]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.316981][ T1257]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.317168][ T1257]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.317349][ T1257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.317528][ T1257]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.317708][ T1257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.317897][ T1257]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.318080][ T1257]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.318263][ T1257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.318442][ T1257]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.318622][ T1257]  ? 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))
[   26.318800][ T1257]  ? 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))
[   26.318997][ T1257]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.319188][ T1257]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.319368][ T1257]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.319550][ T1257]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.319732][ T1257]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.319929][ T1257]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.320116][ T1257]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.320296][ T1257]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.320473][ T1257]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.320715][ T1257]  ? move_addr_to_kernel (net/socket.c:258)
[   26.320909][ T1257]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.321088][ T1257]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.321277][ T1257]  ___sys_sendmsg (net/socket.c:2752)
[   26.321455][ T1257]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.321667][ T1257]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.321884][ T1257]  __sys_sendmsg (net/socket.c:2784)
[   26.322064][ T1257]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.322251][ T1257]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.322469][ T1257]  ? 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)
[   26.322647][ T1257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.322826][ T1257]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.323013][ T1257]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.323203][ T1257]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.323384][ T1257]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.323594][ T1257] RIP: 0033:0x7f04cfe9708e
[   26.323779][ T1257] 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
[   26.324306][ T1257] RSP: 002b:00007ffc432b5d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.324550][ T1257] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f04cfe9708e
[   26.324790][ T1257] RDX: 0000000000000000 RSI: 00007ffc432b5e20 RDI: 0000000000000005
[   26.325044][ T1257] RBP: 00007ffc432b5d80 R08: 0000000000000000 R09: 0000000000000000
[   26.325298][ T1257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.325539][ T1257] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc432b64e0
| [   26.460881][ T1272] ------------[ cut here ]------------
| [   26.461090][ T1272] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1272
| [   26.461409][ T1272] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.462561][ T1272] Tainted: [W]=WARN
[   26.462714][ T1272] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.462956][ T1272] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.463206][ T1272] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.463765][ T1272] RSP: 0018:ffa0000002c771b0 EFLAGS: 00010286
[   26.464019][ T1272] RAX: 00000000ffffffa6 RBX: ff1100000d5719c0 RCX: 1ff400000058edfc
[   26.464291][ T1272] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d571a70
[   26.464561][ T1272] RBP: ff1100000c2b1000 R08: 1fe2200001aae34f R09: ff1100000f2ad180
[   26.464829][ T1272] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.465103][ T1272] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   26.465377][ T1272] FS:  00007f7a4e85b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   26.465691][ T1272] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.465937][ T1272] CR2: 0000000000445f00 CR3: 000000000cee5004 CR4: 0000000000771ef0
[   26.466273][ T1272] PKRU: 55555554
[   26.466433][ T1272] Call Trace:
[   26.466593][ T1272]  <TASK>
[   26.466718][ T1272]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.466933][ T1272]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.467093][ T1272]  __dev_notify_flags (net/core/dev.c:9787)
[   26.467297][ T1272]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   26.467494][ T1272]  ? netif_change_name (net/core/dev.c:1495)
[   26.467692][ T1272]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.467897][ T1272]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   26.468096][ T1272]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.468298][ T1272]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.468494][ T1272]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.468695][ T1272]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.468906][ T1272]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.469100][ T1272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.469302][ T1272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.469499][ T1272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.469696][ T1272]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.469903][ T1272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.470103][ T1272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.470312][ T1272]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.470510][ T1272]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.470707][ T1272]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.470916][ T1272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.471125][ T1272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.471324][ T1272]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.471518][ T1272]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.471715][ T1272]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.471916][ T1272]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.472123][ T1272]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.472322][ T1272]  ? 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))
[   26.472518][ T1272]  ? 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))
[   26.472715][ T1272]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.472919][ T1272]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.473118][ T1272]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.473315][ T1272]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.473511][ T1272]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.473705][ T1272]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.473915][ T1272]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.474108][ T1272]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.474313][ T1272]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.474544][ T1272]  ? move_addr_to_kernel (net/socket.c:258)
[   26.474745][ T1272]  ___sys_sendmsg (net/socket.c:2752)
[   26.474961][ T1272]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.475161][ T1272]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.475363][ T1272]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   26.475556][ T1272]  __sys_sendmsg (net/socket.c:2784)
[   26.475755][ T1272]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.475965][ T1272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.476196][ T1272]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.476394][ T1272]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.476592][ T1272]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.476790][ T1272]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.476992][ T1272]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.477228][ T1272] RIP: 0033:0x7f7a4ea9508e
[   26.477427][ T1272] 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
[   26.478004][ T1272] RSP: 002b:00007ffcca1c9160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.478280][ T1272] RAX: ffffffffffffffda RBX: 00007ffcca1c98f8 RCX: 00007f7a4ea9508e
[   26.478544][ T1272] RDX: 0000000000000000 RSI: 00007ffcca1c9210 RDI: 0000000000000005
[   26.478809][ T1272] RBP: 00007ffcca1c9170 R08: 0000000000000000 R09: 0000000000000000
[   26.479090][ T1272] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.479361][ T1272] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcca1c98d0
| [   26.507780][ T1273] ------------[ cut here ]------------
| [   26.507983][ T1273] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1273
| [   26.508297][ T1273] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.509458][ T1273] Tainted: [W]=WARN
[   26.509602][ T1273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.509810][ T1273] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.510039][ T1273] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.510551][ T1273] RSP: 0018:ffa0000002c87020 EFLAGS: 00010286
[   26.510762][ T1273] RAX: 00000000ffffffa6 RBX: ff1100000d571240 RCX: 1ff4000000590dca
[   26.511010][ T1273] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5712f0
[   26.511260][ T1273] RBP: ff1100000c2b1000 R08: 1fe2200001aae25f R09: ff1100000f150b58
[   26.511499][ T1273] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   26.511741][ T1273] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.511997][ T1273] FS:  00007fa5c774a840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   26.512280][ T1273] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.512492][ T1273] CR2: 00000000060fa988 CR3: 000000000cee1006 CR4: 0000000000771ef0
[   26.512735][ T1273] PKRU: 55555554
[   26.512893][ T1273] Call Trace:
[   26.513037][ T1273]  <TASK>
[   26.513158][ T1273]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.513337][ T1273]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.513483][ T1273]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.513660][ T1273]  __dev_notify_flags (net/core/dev.c:9787)
[   26.513840][ T1273]  ? netif_change_name (net/core/dev.c:1495)
[   26.514029][ T1273]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.514217][ T1273]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.514392][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.514574][ T1273]  ? 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))
[   26.514754][ T1273]  netif_change_flags (net/core/dev.c:9820)
[   26.514949][ T1273]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.515133][ T1273]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.515312][ T1273]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.515488][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.515695][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.515887][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.516063][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.516249][ T1273]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.516427][ T1273]  ? __kernel_text_address (kernel/extable.c:79)
[   26.516605][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.516783][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.516970][ T1273]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.517157][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.517333][ T1273]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.517512][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.517686][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.517875][ T1273]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.518049][ T1273]  ? __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)
[   26.518231][ T1273]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.518408][ T1273]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.518586][ T1273]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.518766][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.518960][ T1273]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.519146][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.519326][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.519504][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.519682][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.519859][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.520051][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.520234][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.520424][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.520608][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.520787][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.520975][ T1273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.521186][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.521364][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.521542][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.521721][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.521912][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.522091][ T1273]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.522274][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.522452][ T1273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.522633][ T1273]  ? 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))
[   26.522809][ T1273]  ? 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))
[   26.523004][ T1273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.523189][ T1273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.523365][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.523543][ T1273]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.523721][ T1273]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.523910][ T1273]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.524091][ T1273]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.524280][ T1273]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.524456][ T1273]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.524662][ T1273]  ? move_addr_to_kernel (net/socket.c:258)
[   26.524841][ T1273]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.525030][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.525218][ T1273]  ___sys_sendmsg (net/socket.c:2752)
[   26.525394][ T1273]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.525606][ T1273]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.525798][ T1273]  __sys_sendmsg (net/socket.c:2784)
[   26.525990][ T1273]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.526174][ T1273]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.526388][ T1273]  ? 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)
[   26.526566][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.526745][ T1273]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.526939][ T1273]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.527124][ T1273]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.527304][ T1273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.527514][ T1273] RIP: 0033:0x7fa5c798408e
[   26.527698][ T1273] 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
[   26.528228][ T1273] RSP: 002b:00007ffd647819b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.528472][ T1273] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5c798408e
[   26.528712][ T1273] RDX: 0000000000000000 RSI: 00007ffd64781a60 RDI: 0000000000000005
[   26.528965][ T1273] RBP: 00007ffd647819c0 R08: 0000000000000000 R09: 0000000000000000
[   26.529217][ T1273] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb3f
[   26.529458][ T1273] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd64782120
| [   26.695620][ T1292] ------------[ cut here ]------------
| [   26.695781][ T1292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1292
| [   26.696062][ T1292] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.696614][ T1292] Tainted: [W]=WARN
[   26.696715][ T1292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.696886][ T1292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.697060][ T1292] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.697535][ T1292] RSP: 0018:ffa00000026d71b0 EFLAGS: 00010286
[   26.697703][ T1292] RAX: 00000000ffffffa6 RBX: ff1100000cc9e4c0 RCX: 1ff40000004dadfc
[   26.697907][ T1292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9e570
[   26.698104][ T1292] RBP: ff110000088dc000 R08: 1fe2200001993caf R09: ff1100000cda5180
[   26.698307][ T1292] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   26.698508][ T1292] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   26.698707][ T1292] FS:  00007fa21326f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   26.698947][ T1292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.699119][ T1292] CR2: 00007fa213468460 CR3: 0000000012917006 CR4: 0000000000771ef0
[   26.699319][ T1292] PKRU: 55555554
[   26.699416][ T1292] Call Trace:
[   26.699515][ T1292]  <TASK>
[   26.699584][ T1292]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.699717][ T1292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.699820][ T1292]  __dev_notify_flags (net/core/dev.c:9787)
[   26.699958][ T1292]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   26.700093][ T1292]  ? netif_change_name (net/core/dev.c:1495)
[   26.700235][ T1292]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.700368][ T1292]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   26.700502][ T1292]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.700632][ T1292]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.700765][ T1292]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.700908][ T1292]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.701043][ T1292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.701184][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.701318][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.701449][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.701579][ T1292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.701709][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.701843][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.702041][ T1292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.702177][ T1292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.702308][ T1292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.702442][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.702574][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.702706][ T1292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.702840][ T1292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.703027][ T1292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.703164][ T1292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.703294][ T1292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.703428][ T1292]  ? 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))
[   26.703558][ T1292]  ? 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))
[   26.703692][ T1292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.703824][ T1292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.704010][ T1292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.704148][ T1292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.704280][ T1292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.704413][ T1292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.704546][ T1292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.704679][ T1292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.704812][ T1292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.705038][ T1292]  ? move_addr_to_kernel (net/socket.c:258)
[   26.705180][ T1292]  ___sys_sendmsg (net/socket.c:2752)
[   26.705311][ T1292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.705442][ T1292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.705582][ T1292]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   26.705716][ T1292]  __sys_sendmsg (net/socket.c:2784)
[   26.705847][ T1292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.706049][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.706185][ T1292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.706318][ T1292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.706450][ T1292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.706582][ T1292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.706714][ T1292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.706886][ T1292] RIP: 0033:0x7fa2134a908e
[   26.707024][ T1292] 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
[   26.707494][ T1292] RSP: 002b:00007ffeab8e00d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.707693][ T1292] RAX: ffffffffffffffda RBX: 00007ffeab8e0868 RCX: 00007fa2134a908e
[   26.707895][ T1292] RDX: 0000000000000000 RSI: 00007ffeab8e0180 RDI: 0000000000000005
[   26.708091][ T1292] RBP: 00007ffeab8e00e0 R08: 0000000000000000 R09: 0000000000000000
[   26.708290][ T1292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   26.708484][ T1292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeab8e0840
| [   26.738237][ T1293] ------------[ cut here ]------------
| [   26.738393][ T1293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1293
| [   26.738657][ T1293] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.739552][ T1293] Tainted: [W]=WARN
[   26.739650][ T1293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.739813][ T1293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.739987][ T1293] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.740445][ T1293] RSP: 0018:ffa0000002d67020 EFLAGS: 00010286
[   26.740608][ T1293] RAX: 00000000ffffffa6 RBX: ff1100000cc9e940 RCX: 1ff40000005acdca
[   26.740802][ T1293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9e9f0
[   26.741000][ T1293] RBP: ff110000088dc000 R08: 1fe2200001993d3f R09: ff1100000cda2e58
[   26.741199][ T1293] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   26.741391][ T1293] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.741585][ T1293] FS:  00007f4690f12840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   26.741812][ T1293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.741981][ T1293] CR2: 00007f46911e21a0 CR3: 000000000f1a4003 CR4: 0000000000771ef0
[   26.742178][ T1293] PKRU: 55555554
[   26.742276][ T1293] Call Trace:
[   26.742372][ T1293]  <TASK>
[   26.742440][ T1293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.742572][ T1293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.742671][ T1293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.742800][ T1293]  __dev_notify_flags (net/core/dev.c:9787)
[   26.742936][ T1293]  ? netif_change_name (net/core/dev.c:1495)
[   26.743065][ T1293]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.743199][ T1293]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.743371][ T1293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.743504][ T1293]  ? 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))
[   26.743636][ T1293]  netif_change_flags (net/core/dev.c:9820)
[   26.743765][ T1293]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.743901][ T1293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.744031][ T1293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.744167][ T1293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.744327][ T1293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.744457][ T1293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.744585][ T1293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.744713][ T1293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.744842][ T1293]  ? __kernel_text_address (kernel/extable.c:79)
[   26.744975][ T1293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.745114][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.745242][ T1293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.745371][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.745500][ T1293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.745629][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.745755][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.745889][ T1293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   26.746020][ T1293]  ? __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)
[   26.746154][ T1293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   26.746282][ T1293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.746412][ T1293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   26.746544][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   26.746675][ T1293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.746804][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.746950][ T1293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.747085][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.747217][ T1293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.747347][ T1293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.747479][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.747607][ T1293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.747738][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.747873][ T1293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.748003][ T1293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.748138][ T1293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.748266][ T1293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.748394][ T1293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.748524][ T1293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.748657][ T1293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.748787][ T1293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.748923][ T1293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.749054][ T1293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.749192][ T1293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.749325][ T1293]  ? 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))
[   26.749453][ T1293]  ? 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))
[   26.749585][ T1293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.749716][ T1293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.749845][ T1293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.749982][ T1293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.750116][ T1293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.750249][ T1293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.750381][ T1293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.750511][ T1293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.750640][ T1293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.750801][ T1293]  ? move_addr_to_kernel (net/socket.c:258)
[   26.750936][ T1293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.751066][ T1293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.751202][ T1293]  ___sys_sendmsg (net/socket.c:2752)
[   26.751330][ T1293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   26.751491][ T1293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.751632][ T1293]  __sys_sendmsg (net/socket.c:2784)
[   26.751761][ T1293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.751895][ T1293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   26.752059][ T1293]  ? 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)
[   26.752191][ T1293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.752321][ T1293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.752450][ T1293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.752581][ T1293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.752710][ T1293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.752876][ T1293] RIP: 0033:0x7f469114c08e
[   26.753013][ T1293] 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
[   26.753476][ T1293] RSP: 002b:00007ffc1b4b92b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.753670][ T1293] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f469114c08e
[   26.753870][ T1293] RDX: 0000000000000000 RSI: 00007ffc1b4b9360 RDI: 0000000000000005
[   26.754062][ T1293] RBP: 00007ffc1b4b92c0 R08: 0000000000000000 R09: 0000000000000000
[   26.754256][ T1293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   26.754449][ T1293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1b4b9a20
| [   26.945507][ T1316] ------------[ cut here ]------------
| [   26.945729][ T1316] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1316
| [   26.946323][ T1316] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.946982][ T1316] Tainted: [W]=WARN
[   26.947139][ T1316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.947359][ T1316] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.947584][ T1316] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.948128][ T1316] RSP: 0018:ffa0000002e771b0 EFLAGS: 00010286
[   26.948350][ T1316] RAX: 00000000ffffffa6 RBX: ff11000005edf840 RCX: 1ff40000005cedfc
[   26.948601][ T1316] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005edf8f0
[   26.948855][ T1316] RBP: ff11000007939000 R08: 1fe2200000bdbf1f R09: ff1100000f2fae80
[   26.949125][ T1316] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   26.949376][ T1316] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   26.949630][ T1316] FS:  00007f2a6415f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   26.949930][ T1316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.950159][ T1316] CR2: 00007f2a64358460 CR3: 000000000ce57001 CR4: 0000000000771ef0
[   26.950414][ T1316] PKRU: 55555554
[   26.950566][ T1316] Call Trace:
[   26.950717][ T1316]  <TASK>
[   26.950836][ T1316]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.951037][ T1316]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.951195][ T1316]  __dev_notify_flags (net/core/dev.c:9787)
[   26.951379][ T1316]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   26.951566][ T1316]  ? netif_change_name (net/core/dev.c:1495)
[   26.951756][ T1316]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   26.951951][ T1316]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   26.952141][ T1316]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   26.952323][ T1316]  ? __dev_get_by_name (net/core/dev.c:883)
[   26.952509][ T1316]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   26.952700][ T1316]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   26.952903][ T1316]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   26.953089][ T1316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.953279][ T1316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.953462][ T1316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.953644][ T1316]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   26.953828][ T1316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.954030][ T1316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.954223][ T1316]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   26.954405][ T1316]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   26.954589][ T1316]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.954773][ T1316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.954971][ T1316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.955161][ T1316]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.955343][ T1316]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   26.955527][ T1316]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   26.955711][ T1316]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.955909][ T1316]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.956096][ T1316]  ? 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))
[   26.956288][ T1316]  ? 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))
[   26.956477][ T1316]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.956661][ T1316]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.956845][ T1316]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.957043][ T1316]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   26.957239][ T1316]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   26.957425][ T1316]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   26.957611][ T1316]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   26.957797][ T1316]  ? copy_msghdr_from_user (net/socket.c:2635)
[   26.957992][ T1316]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   26.958219][ T1316]  ? move_addr_to_kernel (net/socket.c:258)
[   26.958410][ T1316]  ___sys_sendmsg (net/socket.c:2752)
[   26.958592][ T1316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.958776][ T1316]  ? copy_msghdr_from_user (net/socket.c:2603)
[   26.958982][ T1316]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   26.959178][ T1316]  __sys_sendmsg (net/socket.c:2784)
[   26.959454][ T1316]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   26.959644][ T1316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.959828][ T1316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.960019][ T1316]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   26.960299][ T1316]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   26.960488][ T1316]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   26.960673][ T1316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.960899][ T1316] RIP: 0033:0x7f2a6439908e
[   26.961190][ T1316] 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
[   26.961717][ T1316] RSP: 002b:00007ffcd7c1e2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.962068][ T1316] RAX: ffffffffffffffda RBX: 00007ffcd7c1ea78 RCX: 00007f2a6439908e
[   26.962325][ T1316] RDX: 0000000000000000 RSI: 00007ffcd7c1e390 RDI: 0000000000000005
[   26.962667][ T1316] RBP: 00007ffcd7c1e2f0 R08: 0000000000000000 R09: 0000000000000000
[   26.962929][ T1316] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   26.963188][ T1316] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcd7c1ea50
| [   26.988757][ T1317] ------------[ cut here ]------------
| [   26.989270][ T1317] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1317
| [   26.989639][ T1317] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   26.990446][ T1317] Tainted: [W]=WARN
[   26.990682][ T1317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.990973][ T1317] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   26.991286][ T1317] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   26.991905][ T1317] RSP: 0018:ffa0000002e67020 EFLAGS: 00010286
[   26.992202][ T1317] RAX: 00000000ffffffa6 RBX: ff11000005ede1c0 RCX: 1ff40000005ccdca
[   26.992534][ T1317] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede270
[   26.992877][ T1317] RBP: ff11000007939000 R08: 1fe2200000bdbc4f R09: ff1100000f2fd158
[   26.993213][ T1317] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   26.993525][ T1317] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   26.993817][ T1317] FS:  00007f2f84036840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   26.994106][ T1317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.994328][ T1317] CR2: 000000001aba0988 CR3: 000000000f71f004 CR4: 0000000000771ef0
[   26.994576][ T1317] PKRU: 55555554
[   26.994722][ T1317] Call Trace:
[   26.994881][ T1317]  <TASK>
[   26.994999][ T1317]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   26.995191][ T1317]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   26.995342][ T1317]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   26.995524][ T1317]  __dev_notify_flags (net/core/dev.c:9787)
[   26.995709][ T1317]  ? netif_change_name (net/core/dev.c:1495)
[   26.995905][ T1317]  ? __dev_change_flags (net/core/dev.c:9752)
[   26.996089][ T1317]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.996276][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   26.996460][ T1317]  ? 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))
[   26.996644][ T1317]  netif_change_flags (net/core/dev.c:9820)
[   26.996827][ T1317]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.997018][ T1317]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   26.997212][ T1317]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   26.997396][ T1317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   26.997609][ T1317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.997792][ T1317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   26.997984][ T1317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.998173][ T1317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.998356][ T1317]  ? __kernel_text_address (kernel/extable.c:79)
[   26.998542][ T1317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   26.998725][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   26.998914][ T1317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   26.999094][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.999281][ T1317]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   26.999461][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.999642][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   26.999822][ T1317]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.000013][ T1317]  ? __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)
[   27.000203][ T1317]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.000385][ T1317]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.000565][ T1317]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.000746][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.000942][ T1317]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.001133][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.001314][ T1317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.001493][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.001671][ T1317]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.001853][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.002051][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.002237][ T1317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.002418][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.002600][ T1317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.002783][ T1317]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.002977][ T1317]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.003162][ T1317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.003343][ T1317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.003525][ T1317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.003708][ T1317]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.003901][ T1317]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.004085][ T1317]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.004273][ T1317]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.004455][ T1317]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.004638][ T1317]  ? 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))
[   27.004817][ T1317]  ? 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))
[   27.005014][ T1317]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.005205][ T1317]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.005389][ T1317]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.005574][ T1317]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.005757][ T1317]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.005950][ T1317]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.006138][ T1317]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.006318][ T1317]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.006500][ T1317]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.006713][ T1317]  ? move_addr_to_kernel (net/socket.c:258)
[   27.006909][ T1317]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.007091][ T1317]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.007280][ T1317]  ___sys_sendmsg (net/socket.c:2752)
[   27.007459][ T1317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.007674][ T1317]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.007879][ T1317]  __sys_sendmsg (net/socket.c:2784)
[   27.008062][ T1317]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.008250][ T1317]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.008467][ T1317]  ? 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)
[   27.008648][ T1317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.008829][ T1317]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.009021][ T1317]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.009210][ T1317]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.009395][ T1317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.009608][ T1317] RIP: 0033:0x7f2f8427008e
[   27.009794][ T1317] 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
[   27.010326][ T1317] RSP: 002b:00007fff94a937a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.010573][ T1317] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2f8427008e
[   27.010817][ T1317] RDX: 0000000000000000 RSI: 00007fff94a93850 RDI: 0000000000000005
[   27.011075][ T1317] RBP: 00007fff94a937b0 R08: 0000000000000000 R09: 0000000000000000
[   27.011323][ T1317] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   27.011566][ T1317] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff94a93f10
| [   27.235427][ T1344] ------------[ cut here ]------------
| [   27.235606][ T1344] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1344
| [   27.235893][ T1344] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.236448][ T1344] Tainted: [W]=WARN
[   27.236550][ T1344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.236723][ T1344] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.236912][ T1344] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.237398][ T1344] RSP: 0018:ffa0000002fe71b0 EFLAGS: 00010286
[   27.237574][ T1344] RAX: 00000000ffffffa6 RBX: ff11000005dc1840 RCX: 1ff40000005fcdfc
[   27.237777][ T1344] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc18f0
[   27.237984][ T1344] RBP: ff1100000215c000 R08: 1fe2200000bb831f R09: ff1100000cda2e80
[   27.238190][ T1344] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.238391][ T1344] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   27.238593][ T1344] FS:  00007f58da589840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   27.238834][ T1344] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.239013][ T1344] CR2: 00007f58da8f0ee3 CR3: 000000000f0ff001 CR4: 0000000000771ef0
[   27.239220][ T1344] PKRU: 55555554
[   27.239322][ T1344] Call Trace:
[   27.239423][ T1344]  <TASK>
[   27.239493][ T1344]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.239628][ T1344]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.239732][ T1344]  __dev_notify_flags (net/core/dev.c:9787)
[   27.239872][ T1344]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   27.240009][ T1344]  ? netif_change_name (net/core/dev.c:1495)
[   27.240152][ T1344]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.240286][ T1344]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.240421][ T1344]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.240555][ T1344]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.240689][ T1344]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.240828][ T1344]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.240971][ T1344]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.241107][ T1344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.241248][ T1344]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.241382][ T1344]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.241516][ T1344]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.241649][ T1344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.241787][ T1344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.241929][ T1344]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.242061][ T1344]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.242201][ T1344]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.242333][ T1344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.242465][ T1344]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.242599][ T1344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.242732][ T1344]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.242871][ T1344]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.243004][ T1344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.243141][ T1344]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.243276][ T1344]  ? 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))
[   27.243409][ T1344]  ? 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))
[   27.243547][ T1344]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.243682][ T1344]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.243819][ T1344]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.243960][ T1344]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.244094][ T1344]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.244232][ T1344]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.244370][ T1344]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.244503][ T1344]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.244638][ T1344]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.244802][ T1344]  ? move_addr_to_kernel (net/socket.c:258)
[   27.244946][ T1344]  ___sys_sendmsg (net/socket.c:2752)
[   27.245078][ T1344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.245215][ T1344]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.245358][ T1344]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   27.245494][ T1344]  __sys_sendmsg (net/socket.c:2784)
[   27.245629][ T1344]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.245767][ T1344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.245906][ T1344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.246041][ T1344]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.246180][ T1344]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.246314][ T1344]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.246449][ T1344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.246615][ T1344] RIP: 0033:0x7f58da7c308e
[   27.246757][ T1344] 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
[   27.247236][ T1344] RSP: 002b:00007ffe433fbae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.247438][ T1344] RAX: ffffffffffffffda RBX: 00007ffe433fc278 RCX: 00007f58da7c308e
[   27.247638][ T1344] RDX: 0000000000000000 RSI: 00007ffe433fbb90 RDI: 0000000000000005
[   27.247837][ T1344] RBP: 00007ffe433fbaf0 R08: 0000000000000000 R09: 0000000000000000
[   27.248041][ T1344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   27.248244][ T1344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe433fc250
| [   27.279100][ T1345] ------------[ cut here ]------------
| [   27.279258][ T1345] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1345
| [   27.279526][ T1345] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.280077][ T1345] Tainted: [W]=WARN
[   27.280188][ T1345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.280360][ T1345] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.280539][ T1345] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.281015][ T1345] RSP: 0018:ffa0000002ff7020 EFLAGS: 00010286
[   27.281189][ T1345] RAX: 00000000ffffffa6 RBX: ff1100000cc9f0c0 RCX: 1ff40000005fedca
[   27.281391][ T1345] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9f170
[   27.281593][ T1345] RBP: ff1100000215c000 R08: 1fe2200001993e2f R09: ff1100000cda5158
[   27.281793][ T1345] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.281993][ T1345] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.282195][ T1345] FS:  00007f64e19c7840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   27.282426][ T1345] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.282593][ T1345] CR2: 000000000cc92988 CR3: 000000000d6ed004 CR4: 0000000000771ef0
[   27.282794][ T1345] PKRU: 55555554
[   27.282899][ T1345] Call Trace:
[   27.282997][ T1345]  <TASK>
[   27.283066][ T1345]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.283204][ T1345]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.283308][ T1345]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.283443][ T1345]  __dev_notify_flags (net/core/dev.c:9787)
[   27.283576][ T1345]  ? netif_change_name (net/core/dev.c:1495)
[   27.283707][ T1345]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.283839][ T1345]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.283973][ T1345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.284105][ T1345]  ? 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))
[   27.284243][ T1345]  netif_change_flags (net/core/dev.c:9820)
[   27.284373][ T1345]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.284503][ T1345]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.284635][ T1345]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.284766][ T1345]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.284935][ T1345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.285066][ T1345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.285201][ T1345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.285333][ T1345]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.285469][ T1345]  ? __kernel_text_address (kernel/extable.c:79)
[   27.285602][ T1345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.285737][ T1345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.285874][ T1345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.286005][ T1345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.286140][ T1345]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.286269][ T1345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.286402][ T1345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.286535][ T1345]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.286668][ T1345]  ? __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)
[   27.286800][ T1345]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.286938][ T1345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.287071][ T1345]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.287208][ T1345]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.287342][ T1345]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.287475][ T1345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.287605][ T1345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.287737][ T1345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.287874][ T1345]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.288005][ T1345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.288143][ T1345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.288273][ T1345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.288403][ T1345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.288535][ T1345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.288667][ T1345]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.288798][ T1345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.288934][ T1345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.289065][ T1345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.289200][ T1345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.289333][ T1345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.289463][ T1345]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.289596][ T1345]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.289728][ T1345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.289861][ T1345]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.290001][ T1345]  ? 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))
[   27.290135][ T1345]  ? 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))
[   27.290268][ T1345]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.290399][ T1345]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.290531][ T1345]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.290665][ T1345]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.290797][ T1345]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.290934][ T1345]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.291068][ T1345]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.291204][ T1345]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.291335][ T1345]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.291495][ T1345]  ? move_addr_to_kernel (net/socket.c:258)
[   27.291628][ T1345]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.291759][ T1345]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.291902][ T1345]  ___sys_sendmsg (net/socket.c:2752)
[   27.292032][ T1345]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.292208][ T1345]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.292352][ T1345]  __sys_sendmsg (net/socket.c:2784)
[   27.292483][ T1345]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.292615][ T1345]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.292782][ T1345]  ? 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)
[   27.292920][ T1345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.293056][ T1345]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.293191][ T1345]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.293322][ T1345]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.293455][ T1345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.293620][ T1345] RIP: 0033:0x7f64e1c0108e
[   27.293758][ T1345] 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
[   27.294229][ T1345] RSP: 002b:00007ffd9804c290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.294431][ T1345] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f64e1c0108e
[   27.294628][ T1345] RDX: 0000000000000000 RSI: 00007ffd9804c340 RDI: 0000000000000005
[   27.294822][ T1345] RBP: 00007ffd9804c2a0 R08: 0000000000000000 R09: 0000000000000000
[   27.295022][ T1345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   27.295226][ T1345] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9804ca00
| [   27.514551][ T1371] ------------[ cut here ]------------
| [   27.514724][ T1371] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1371
| [   27.515627][ T1371] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.516229][ T1371] Tainted: [W]=WARN
[   27.516335][ T1371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.516504][ T1371] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.516678][ T1371] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.517166][ T1371] RSP: 0018:ffa00000031271b0 EFLAGS: 00010286
[   27.517336][ T1371] RAX: 00000000ffffffa6 RBX: ff110000100af3c0 RCX: 1ff4000000624dfc
[   27.517536][ T1371] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af470
[   27.517733][ T1371] RBP: ff11000009da1000 R08: 1fe2200002015e8f R09: ff1100000f2f8b80
[   27.517939][ T1371] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   27.518142][ T1371] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   27.518343][ T1371] FS:  00007f32e41c2840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   27.518577][ T1371] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.518746][ T1371] CR2: 00007f32e43bb460 CR3: 0000000011b68005 CR4: 0000000000771ef0
[   27.518951][ T1371] PKRU: 55555554
[   27.519052][ T1371] Call Trace:
[   27.519158][ T1371]  <TASK>
[   27.519227][ T1371]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.519364][ T1371]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.519466][ T1371]  __dev_notify_flags (net/core/dev.c:9787)
[   27.519603][ T1371]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   27.519741][ T1371]  ? netif_change_name (net/core/dev.c:1495)
[   27.519882][ T1371]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   27.520016][ T1371]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   27.520155][ T1371]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   27.520289][ T1371]  ? __dev_get_by_name (net/core/dev.c:883)
[   27.520422][ T1371]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   27.520560][ T1371]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   27.520698][ T1371]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.520832][ T1371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.520972][ T1371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.521105][ T1371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.521241][ T1371]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.521375][ T1371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.521513][ T1371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.521648][ T1371]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.521781][ T1371]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.521920][ T1371]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.522053][ T1371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.522189][ T1371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.522324][ T1371]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.522456][ T1371]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.522590][ T1371]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.522726][ T1371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.522859][ T1371]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.523001][ T1371]  ? 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))
[   27.523139][ T1371]  ? 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))
[   27.523274][ T1371]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.523409][ T1371]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.523544][ T1371]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.523679][ T1371]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.523813][ T1371]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.523955][ T1371]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.524093][ T1371]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.524233][ T1371]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.524366][ T1371]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.524531][ T1371]  ? move_addr_to_kernel (net/socket.c:258)
[   27.524669][ T1371]  ___sys_sendmsg (net/socket.c:2752)
[   27.524803][ T1371]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.524943][ T1371]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.525086][ T1371]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   27.525226][ T1371]  __sys_sendmsg (net/socket.c:2784)
[   27.525359][ T1371]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.525495][ T1371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.525632][ T1371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.525765][ T1371]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.525906][ T1371]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.526039][ T1371]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.526176][ T1371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.526340][ T1371] RIP: 0033:0x7f32e43fc08e
[   27.526482][ T1371] 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
[   27.526959][ T1371] RSP: 002b:00007fff074a3e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.527160][ T1371] RAX: ffffffffffffffda RBX: 00007fff074a45d8 RCX: 00007f32e43fc08e
[   27.527359][ T1371] RDX: 0000000000000000 RSI: 00007fff074a3ef0 RDI: 0000000000000005
[   27.527556][ T1371] RBP: 00007fff074a3e50 R08: 0000000000000000 R09: 0000000000000000
[   27.527755][ T1371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   27.527958][ T1371] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff074a45b0
| [   27.555894][ T1372] ------------[ cut here ]------------
| [   27.556045][ T1372] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1372
| [   27.556316][ T1372] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.556858][ T1372] Tainted: [W]=WARN
[   27.556969][ T1372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.557145][ T1372] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.557319][ T1372] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.557791][ T1372] RSP: 0018:ffa0000003137020 EFLAGS: 00010286
[   27.557965][ T1372] RAX: 00000000ffffffa6 RBX: ff110000100aec40 RCX: 1ff4000000626dca
[   27.558173][ T1372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100aecf0
[   27.558465][ T1372] RBP: ff11000009da1000 R08: 1fe2200002015d9f R09: ff11000011b98b58
[   27.558664][ T1372] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   27.559045][ T1372] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   27.559257][ T1372] FS:  00007fbca3c73840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   27.559492][ T1372] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.559749][ T1372] CR2: 000000003f201988 CR3: 0000000010246002 CR4: 0000000000771ef0
[   27.559951][ T1372] PKRU: 55555554
[   27.560051][ T1372] Call Trace:
[   27.560156][ T1372]  <TASK>
[   27.560312][ T1372]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.560449][ T1372]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.560551][ T1372]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   27.560684][ T1372]  __dev_notify_flags (net/core/dev.c:9787)
[   27.560818][ T1372]  ? netif_change_name (net/core/dev.c:1495)
[   27.560958][ T1372]  ? __dev_change_flags (net/core/dev.c:9752)
[   27.561091][ T1372]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   27.561226][ T1372]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.561358][ T1372]  ? 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))
[   27.561494][ T1372]  netif_change_flags (net/core/dev.c:9820)
[   27.561628][ T1372]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.561760][ T1372]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   27.563295][ T1372]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   27.563436][ T1372]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   27.563602][ T1372]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.563756][ T1372]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.563992][ T1372]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.564125][ T1372]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.564257][ T1372]  ? __kernel_text_address (kernel/extable.c:79)
[   27.564389][ T1372]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.564522][ T1372]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.564654][ T1372]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.564785][ T1372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.565028][ T1372]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   27.565164][ T1372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.565293][ T1372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.565425][ T1372]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   27.565556][ T1372]  ? __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)
[   27.565685][ T1372]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   27.565816][ T1372]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   27.566043][ T1372]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   27.566181][ T1372]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   27.566315][ T1372]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   27.566446][ T1372]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.566577][ T1372]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.566708][ T1372]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.566838][ T1372]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.567050][ T1372]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.567188][ T1372]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.567318][ T1372]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.567449][ T1372]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.567580][ T1372]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.567713][ T1372]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   27.567849][ T1372]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.568048][ T1372]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.568186][ T1372]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.568321][ T1372]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.568456][ T1372]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.568587][ T1372]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.568719][ T1372]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.568849][ T1372]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.569079][ T1372]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.569218][ T1372]  ? 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))
[   27.569349][ T1372]  ? 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))
[   27.569482][ T1372]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.569615][ T1372]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.569747][ T1372]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.569956][ T1372]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.570089][ T1372]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.570231][ T1372]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.570365][ T1372]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.570496][ T1372]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.570631][ T1372]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.570794][ T1372]  ? move_addr_to_kernel (net/socket.c:258)
[   27.570993][ T1372]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.571128][ T1372]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.571260][ T1372]  ___sys_sendmsg (net/socket.c:2752)
[   27.571390][ T1372]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.571554][ T1372]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.571697][ T1372]  __sys_sendmsg (net/socket.c:2784)
[   27.571827][ T1372]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.572044][ T1372]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.572213][ T1372]  ? 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)
[   27.572344][ T1372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.572475][ T1372]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.572692][ T1372]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.572823][ T1372]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.573134][ T1372]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.573558][ T1372] RIP: 0033:0x7fbca3ead08e
[   27.573698][ T1372] 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
[   27.574237][ T1372] RSP: 002b:00007ffd82e8d690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.574437][ T1372] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbca3ead08e
[   27.574634][ T1372] RDX: 0000000000000000 RSI: 00007ffd82e8d740 RDI: 0000000000000005
[   27.574929][ T1372] RBP: 00007ffd82e8d6a0 R08: 0000000000000000 R09: 0000000000000000
[   27.575127][ T1372] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb40
[   27.575409][ T1372] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd82e8de00
| [   27.816663][ T1402] ------------[ cut here ]------------
| [   27.816840][ T1402] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1402
| [   27.817556][ T1402] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.818121][ T1402] Tainted: [W]=WARN
[   27.818224][ T1402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.818393][ T1402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.818567][ T1402] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.819039][ T1402] RSP: 0018:ffa0000003246fe0 EFLAGS: 00010286
[   27.819211][ T1402] RAX: 00000000ffffffa6 RBX: ff1100000d574ac0 RCX: 1ff4000000648dc2
[   27.819412][ T1402] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d574b70
[   27.819612][ T1402] RBP: ff1100000cd1a000 R08: 1fe2200001aae96f R09: ff1100000f382e58
[   27.819813][ T1402] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   27.820016][ T1402] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   27.820222][ T1402] FS:  00007fd7bf0f1840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   27.820455][ T1402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.820625][ T1402] CR2: 00007fd7bf3c11a0 CR3: 0000000011bbd001 CR4: 0000000000771ef0
[   27.820826][ T1402] PKRU: 55555554
[   27.820933][ T1402] Call Trace:
[   27.821033][ T1402]  <TASK>
[   27.821103][ T1402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.821245][ T1402]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   27.821379][ T1402]  notifier_call_chain (kernel/notifier.c:85)
[   27.821517][ T1402]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   27.821649][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.821784][ T1402]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   27.821957][ T1402]  ? 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)
[   27.822089][ T1402]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   27.822226][ T1402]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   27.822361][ T1402]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   27.822524][ T1402]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   27.822660][ T1402] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   27.822800][ T1402]  ? write_profile (kernel/profile.c:194)
[   27.822941][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.823075][ T1402]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   27.823252][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.823388][ T1402]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   27.823525][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.823659][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.823793][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.823931][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.824062][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.824215][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.824345][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.824477][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.824609][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.824741][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.824878][ T1402]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   27.825013][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.825151][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.825282][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.825415][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.825548][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.825680][ T1402]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.825811][ T1402]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.825948][ T1402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.826078][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.826217][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.826350][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.826484][ T1402]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.826616][ T1402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.826748][ T1402]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.826889][ T1402]  ? 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))
[   27.827021][ T1402]  ? 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))
[   27.827157][ T1402]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.827289][ T1402]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.827419][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.827551][ T1402]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.827682][ T1402]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.827814][ T1402]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.827953][ T1402]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.828084][ T1402]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.828219][ T1402]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.828382][ T1402]  ? move_addr_to_kernel (net/socket.c:258)
[   27.828514][ T1402]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.828645][ T1402]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.828778][ T1402]  ___sys_sendmsg (net/socket.c:2752)
[   27.828911][ T1402]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.829073][ T1402]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.829221][ T1402]  __sys_sendmsg (net/socket.c:2784)
[   27.829350][ T1402]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.829480][ T1402]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.829643][ T1402]  ? 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)
[   27.829776][ T1402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.829911][ T1402]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.830042][ T1402]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.830176][ T1402]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.830307][ T1402]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.830469][ T1402] RIP: 0033:0x7fd7bf32b08e
[   27.830607][ T1402] 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
[   27.831076][ T1402] RSP: 002b:00007fff42ea37c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.831281][ T1402] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7bf32b08e
[   27.831477][ T1402] RDX: 0000000000000000 RSI: 00007fff42ea3870 RDI: 0000000000000005
[   27.831671][ T1402] RBP: 00007fff42ea37d0 R08: 0000000000000000 R09: 0000000000000000
[   27.831873][ T1402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   27.832068][ T1402] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff42ea3f30
| [   27.833930][ T1402] ------------[ cut here ]------------
| [   27.834069][ T1402] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1402
| [   27.834322][ T1402] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.834835][ T1402] Tainted: [W]=WARN
[   27.835024][ T1402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.835186][ T1402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.835351][ T1402] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.835798][ T1402] RSP: 0018:ffa0000003247060 EFLAGS: 00010286
[   27.835968][ T1402] RAX: 00000000ffffffa6 RBX: ff1100000d575b40 RCX: 1ff4000000648dd2
[   27.836161][ T1402] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d575bf0
[   27.836349][ T1402] RBP: ff1100000c0ea000 R08: 1fe2200001aaeb7f R09: ff1100000f382e58
[   27.836540][ T1402] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   27.836729][ T1402] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003247100
[   27.836926][ T1402] FS:  00007fd7bf0f1840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   27.837155][ T1402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.837316][ T1402] CR2: 00005634b211dd5c CR3: 0000000011bbd002 CR4: 0000000000771ef0
[   27.837507][ T1402] PKRU: 55555554
[   27.837601][ T1402] Call Trace:
[   27.837696][ T1402]  <TASK>
[   27.837762][ T1402]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   27.837897][ T1402]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   27.837995][ T1402]  netif_close_many (net/core/dev.c:1804)
[   27.838126][ T1402]  ? 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)
[   27.838253][ T1402]  ? __dev_close_many (net/core/dev.c:1781)
[   27.838381][ T1402]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   27.838539][ T1402]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   27.838696][ T1402]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   27.838827][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.838960][ T1402]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   27.839124][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.839252][ T1402]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   27.839378][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.839504][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.839630][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.839755][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.839886][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.840029][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.840157][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.840284][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.840409][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.840535][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.840662][ T1402]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   27.840790][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.840921][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.841047][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.841179][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.841306][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.841431][ T1402]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.841557][ T1402]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.841682][ T1402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.841807][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.841939][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.842065][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.842196][ T1402]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.842320][ T1402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.842447][ T1402]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.842576][ T1402]  ? 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))
[   27.842701][ T1402]  ? 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))
[   27.842828][ T1402]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.842960][ T1402]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.843085][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.843218][ T1402]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.843343][ T1402]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.843474][ T1402]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.843601][ T1402]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.843725][ T1402]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.843850][ T1402]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.844009][ T1402]  ? move_addr_to_kernel (net/socket.c:258)
[   27.844141][ T1402]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.844266][ T1402]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.844394][ T1402]  ___sys_sendmsg (net/socket.c:2752)
[   27.844520][ T1402]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.844677][ T1402]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.844815][ T1402]  __sys_sendmsg (net/socket.c:2784)
[   27.844947][ T1402]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.845072][ T1402]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.845234][ T1402]  ? 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)
[   27.845359][ T1402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.845485][ T1402]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.845610][ T1402]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.845735][ T1402]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.845861][ T1402]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.846023][ T1402] RIP: 0033:0x7fd7bf32b08e
[   27.846159][ T1402] 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
[   27.846604][ T1402] RSP: 002b:00007fff42ea37c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.846792][ T1402] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7bf32b08e
[   27.846986][ T1402] RDX: 0000000000000000 RSI: 00007fff42ea3870 RDI: 0000000000000005
[   27.847178][ T1402] RBP: 00007fff42ea37d0 R08: 0000000000000000 R09: 0000000000000000
[   27.847363][ T1402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   27.847550][ T1402] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff42ea3f30
| [   27.850233][ T1402] ------------[ cut here ]------------
| [   27.850360][ T1402] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1402
| [   27.850604][ T1402] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   27.851106][ T1402] Tainted: [W]=WARN
[   27.851203][ T1402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.851354][ T1402] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   27.851516][ T1402] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   27.851950][ T1402] RSP: 0018:ffa0000003247190 EFLAGS: 00010286
[   27.852104][ T1402] RAX: 00000000ffffffa6 RBX: ff11000009b1c7c0 RCX: 1ff4000000648df8
[   27.852291][ T1402] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c870
[   27.852471][ T1402] RBP: ff1100000c0ea000 R08: 1fe220000136390f R09: ff1100000f382e58
[   27.852652][ T1402] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   27.852834][ T1402] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   27.853023][ T1402] FS:  00007fd7bf0f1840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   27.853242][ T1402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.853395][ T1402] CR2: 00005634b211dd5c CR3: 0000000011bbd002 CR4: 0000000000771ef0
[   27.853577][ T1402] PKRU: 55555554
[   27.853668][ T1402] Call Trace:
[   27.853759][ T1402]  <TASK>
[   27.853823][ T1402]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   27.853986][ T1402]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   27.854149][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.854272][ T1402]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   27.854395][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.854517][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.854639][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.854760][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.854888][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.855027][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.855153][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.855273][ T1402]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   27.855392][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.855513][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.855634][ T1402]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   27.855759][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.855884][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.856015][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.856141][ T1402]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   27.856263][ T1402]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   27.856385][ T1402]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   27.856514][ T1402]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.856636][ T1402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.856758][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.856886][ T1402]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   27.857006][ T1402]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   27.857134][ T1402]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   27.857254][ T1402]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.857376][ T1402]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.857502][ T1402]  ? 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))
[   27.857623][ T1402]  ? 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))
[   27.857754][ T1402]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.857879][ T1402]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.858001][ T1402]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   27.858128][ T1402]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   27.858259][ T1402]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   27.858386][ T1402]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   27.858509][ T1402]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   27.858631][ T1402]  ? copy_msghdr_from_user (net/socket.c:2635)
[   27.858752][ T1402]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   27.858905][ T1402]  ? move_addr_to_kernel (net/socket.c:258)
[   27.859028][ T1402]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.859152][ T1402]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   27.859285][ T1402]  ___sys_sendmsg (net/socket.c:2752)
[   27.859406][ T1402]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   27.859559][ T1402]  ? copy_msghdr_from_user (net/socket.c:2603)
[   27.859692][ T1402]  __sys_sendmsg (net/socket.c:2784)
[   27.859815][ T1402]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   27.859942][ T1402]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   27.860095][ T1402]  ? 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)
[   27.860231][ T1402]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   27.860359][ T1402]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   27.860482][ T1402]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   27.860603][ T1402]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   27.860724][ T1402]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.860877][ T1402] RIP: 0033:0x7fd7bf32b08e
[   27.861004][ T1402] 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
[   27.861451][ T1402] RSP: 002b:00007fff42ea37c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.861634][ T1402] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd7bf32b08e
[   27.861817][ T1402] RDX: 0000000000000000 RSI: 00007fff42ea3870 RDI: 0000000000000005
[   27.862002][ T1402] RBP: 00007fff42ea37d0 R08: 0000000000000000 R09: 0000000000000000
[   27.862187][ T1402] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   27.862367][ T1402] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff42ea3f30
| [   28.100072][ T1430] ------------[ cut here ]------------
| [   28.100257][ T1430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1430
| [   28.100537][ T1430] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.101637][ T1430] Tainted: [W]=WARN
[   28.101741][ T1430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.101917][ T1430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.102097][ T1430] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.102579][ T1430] RSP: 0018:ffa00000033d6fe0 EFLAGS: 00010286
[   28.102747][ T1430] RAX: 00000000ffffffa6 RBX: ff11000009b1dcc0 RCX: 1ff400000067adc2
[   28.102951][ T1430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1dd70
[   28.103155][ T1430] RBP: ff1100000cd1a000 R08: 1fe2200001363baf R09: ff1100000cb08b58
[   28.103352][ T1430] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   28.103554][ T1430] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   28.103754][ T1430] FS:  00007f258485e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   28.103996][ T1430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.104168][ T1430] CR2: 000000001c31a988 CR3: 000000000eb37005 CR4: 0000000000771ef0
[   28.104370][ T1430] PKRU: 55555554
[   28.104469][ T1430] Call Trace:
[   28.104569][ T1430]  <TASK>
[   28.104639][ T1430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.104777][ T1430]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.104914][ T1430]  notifier_call_chain (kernel/notifier.c:85)
[   28.105050][ T1430]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   28.105188][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.105323][ T1430]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   28.105488][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.105626][ T1430]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   28.105793][ T1430]  ? 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)
[   28.105931][ T1430]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.106064][ T1430]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   28.106205][ T1430]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   28.106372][ T1430] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   28.106510][ T1430]  ? write_profile (kernel/profile.c:194)
[   28.106645][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.106779][ T1430]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   28.106968][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.107108][ T1430]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   28.107244][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.107378][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.107510][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.107643][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.107775][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.107931][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.108064][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.108202][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.108335][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.108467][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.108601][ T1430]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   28.108736][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.108875][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.109009][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.109147][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.109282][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.109415][ T1430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.109548][ T1430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.109680][ T1430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.109811][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.109952][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.110084][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.110222][ T1430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.110355][ T1430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.110487][ T1430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.110623][ T1430]  ? 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))
[   28.110755][ T1430]  ? 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))
[   28.110897][ T1430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.111032][ T1430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.111173][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.111307][ T1430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.111441][ T1430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.111574][ T1430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.111709][ T1430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.111843][ T1430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.111983][ T1430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.112152][ T1430]  ? move_addr_to_kernel (net/socket.c:258)
[   28.112286][ T1430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.112419][ T1430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.112552][ T1430]  ___sys_sendmsg (net/socket.c:2752)
[   28.112683][ T1430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.112852][ T1430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.113005][ T1430]  __sys_sendmsg (net/socket.c:2784)
[   28.113140][ T1430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.113273][ T1430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.113438][ T1430]  ? 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)
[   28.113571][ T1430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.113704][ T1430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.113837][ T1430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.113975][ T1430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.114107][ T1430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.114275][ T1430] RIP: 0033:0x7f2584a9808e
[   28.114414][ T1430] 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
[   28.114892][ T1430] RSP: 002b:00007ffee386ed40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.115090][ T1430] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2584a9808e
[   28.115292][ T1430] RDX: 0000000000000000 RSI: 00007ffee386edf0 RDI: 0000000000000005
[   28.115489][ T1430] RBP: 00007ffee386ed50 R08: 0000000000000000 R09: 0000000000000000
[   28.115685][ T1430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   28.115888][ T1430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee386f4b0
| [   28.117516][ T1430] ------------[ cut here ]------------
| [   28.117643][ T1430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1430
| [   28.117905][ T1430] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.118427][ T1430] Tainted: [W]=WARN
[   28.118525][ T1430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.118685][ T1430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.118852][ T1430] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.119317][ T1430] RSP: 0018:ffa00000033d7060 EFLAGS: 00010286
[   28.119484][ T1430] RAX: 00000000ffffffa6 RBX: ff1100000c965e40 RCX: 1ff400000067add2
[   28.119675][ T1430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965ef0
[   28.119957][ T1430] RBP: ff1100000cc12000 R08: 1fe220000192cbdf R09: ff1100000cb08b58
[   28.120151][ T1430] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   28.120342][ T1430] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000033d7100
[   28.120534][ T1430] FS:  00007f258485e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   28.120757][ T1430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.120984][ T1430] CR2: 000000001c31a988 CR3: 000000000eb37005 CR4: 0000000000771ef0
[   28.121180][ T1430] PKRU: 55555554
[   28.121276][ T1430] Call Trace:
[   28.121371][ T1430]  <TASK>
[   28.121519][ T1430]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.121649][ T1430]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.121747][ T1430]  netif_close_many (net/core/dev.c:1804)
[   28.121949][ T1430]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   28.122109][ T1430]  ? 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)
[   28.122240][ T1430]  ? __dev_close_many (net/core/dev.c:1781)
[   28.122368][ T1430]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.122529][ T1430]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.122688][ T1430]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   28.122819][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.123033][ T1430]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.123195][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.123324][ T1430]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   28.123453][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.123580][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.123708][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.123836][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.124019][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.124169][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.124296][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.124424][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.124551][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.124679][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.124806][ T1430]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   28.124990][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.125120][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.125247][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.125374][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.125503][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.125631][ T1430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.125758][ T1430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.125939][ T1430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.126068][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.126203][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.126330][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.126459][ T1430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.126586][ T1430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.126715][ T1430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.126845][ T1430]  ? 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))
[   28.127028][ T1430]  ? 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))
[   28.127164][ T1430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.127291][ T1430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.127417][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.127546][ T1430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.127675][ T1430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.127804][ T1430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.127978][ T1430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.128105][ T1430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.128237][ T1430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.128394][ T1430]  ? move_addr_to_kernel (net/socket.c:258)
[   28.128523][ T1430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.128650][ T1430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.128780][ T1430]  ___sys_sendmsg (net/socket.c:2752)
[   28.128911][ T1430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.129072][ T1430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.129215][ T1430]  __sys_sendmsg (net/socket.c:2784)
[   28.129343][ T1430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.129471][ T1430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.129632][ T1430]  ? 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)
[   28.129761][ T1430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.129895][ T1430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.130023][ T1430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.130156][ T1430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.130285][ T1430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.130442][ T1430] RIP: 0033:0x7f2584a9808e
[   28.130576][ T1430] 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
[   28.131040][ T1430] RSP: 002b:00007ffee386ed40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.131237][ T1430] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2584a9808e
[   28.131426][ T1430] RDX: 0000000000000000 RSI: 00007ffee386edf0 RDI: 0000000000000005
[   28.131616][ T1430] RBP: 00007ffee386ed50 R08: 0000000000000000 R09: 0000000000000000
[   28.131806][ T1430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   28.132002][ T1430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee386f4b0
| [   28.134693][ T1430] ------------[ cut here ]------------
| [   28.134834][ T1430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1430
| [   28.135091][ T1430] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.135613][ T1430] Tainted: [W]=WARN
[   28.135707][ T1430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.135874][ T1430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.136037][ T1430] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.136485][ T1430] RSP: 0018:ffa00000033d7190 EFLAGS: 00010286
[   28.136644][ T1430] RAX: 00000000ffffffa6 RBX: ff1100000b1439c0 RCX: 1ff400000067adf8
[   28.136830][ T1430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143a70
[   28.137024][ T1430] RBP: ff1100000cc12000 R08: 1fe220000162874f R09: ff1100000cb08b58
[   28.137214][ T1430] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   28.137403][ T1430] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.137590][ T1430] FS:  00007f258485e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   28.137811][ T1430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.137973][ T1430] CR2: 00005634b211dd5c CR3: 000000000eb37005 CR4: 0000000000771ef0
[   28.138168][ T1430] PKRU: 55555554
[   28.138261][ T1430] Call Trace:
[   28.138354][ T1430]  <TASK>
[   28.138420][ T1430]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.138584][ T1430]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.138743][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.138883][ T1430]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   28.139008][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.139143][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.139271][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.139403][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.139531][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.139678][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.139803][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.139941][ T1430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.140066][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.140194][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.140318][ T1430]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   28.140444][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.140567][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.140692][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.140816][ T1430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.140950][ T1430]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.141076][ T1430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.141205][ T1430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.141338][ T1430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.141462][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.141588][ T1430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.141711][ T1430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.141836][ T1430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.141968][ T1430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.142093][ T1430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.142224][ T1430]  ? 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))
[   28.142349][ T1430]  ? 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))
[   28.142476][ T1430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.142601][ T1430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.142725][ T1430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.142851][ T1430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.143027][ T1430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.143156][ T1430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.143281][ T1430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.143410][ T1430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.143534][ T1430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.143687][ T1430]  ? move_addr_to_kernel (net/socket.c:258)
[   28.143812][ T1430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.143941][ T1430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.144067][ T1430]  ___sys_sendmsg (net/socket.c:2752)
[   28.144195][ T1430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.144349][ T1430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.144486][ T1430]  __sys_sendmsg (net/socket.c:2784)
[   28.144610][ T1430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.144734][ T1430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.144898][ T1430]  ? 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)
[   28.145021][ T1430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.145151][ T1430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.145274][ T1430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.145399][ T1430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.145525][ T1430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.145679][ T1430] RIP: 0033:0x7f2584a9808e
[   28.145810][ T1430] 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
[   28.146259][ T1430] RSP: 002b:00007ffee386ed40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.146446][ T1430] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2584a9808e
[   28.146631][ T1430] RDX: 0000000000000000 RSI: 00007ffee386edf0 RDI: 0000000000000005
[   28.146814][ T1430] RBP: 00007ffee386ed50 R08: 0000000000000000 R09: 0000000000000000
[   28.147003][ T1430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   28.147190][ T1430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee386f4b0
| [   28.369347][ T1456] ------------[ cut here ]------------
| [   28.369523][ T1456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1456
| [   28.369792][ T1456] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.370343][ T1456] Tainted: [W]=WARN
[   28.370443][ T1456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.370606][ T1456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.370778][ T1456] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.371246][ T1456] RSP: 0018:ffa0000003547060 EFLAGS: 00010286
[   28.371411][ T1456] RAX: 00000000ffffffa6 RBX: ff1100000b143540 RCX: 1ff40000006a8dd2
[   28.371605][ T1456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1435f0
[   28.371799][ T1456] RBP: ff110000088dc000 R08: 1fe22000016286bf R09: ff11000011b98b58
[   28.371998][ T1456] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   28.372193][ T1456] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003547100
[   28.372388][ T1456] FS:  00007fc99dcc0840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   28.372615][ T1456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.372778][ T1456] CR2: 00007fc99df901a0 CR3: 000000000b8f6005 CR4: 0000000000771ef0
[   28.372976][ T1456] PKRU: 55555554
[   28.373073][ T1456] Call Trace:
[   28.373178][ T1456]  <TASK>
[   28.373245][ T1456]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.373375][ T1456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.373473][ T1456]  netif_close_many (net/core/dev.c:1804)
[   28.373601][ T1456]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.373734][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.373869][ T1456]  ? __dev_close_many (net/core/dev.c:1781)
[   28.373998][ T1456]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.374165][ T1456]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.374327][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.374456][ T1456]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.374615][ T1456]  ? 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)
[   28.374744][ T1456]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.374877][ T1456]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.375037][ T1456]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   28.375170][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.375300][ T1456]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   28.375428][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.375556][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.375683][ T1456]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.375812][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.376454][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.376604][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.376732][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.376869][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.376998][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.377132][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.377261][ T1456]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   28.377394][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.377522][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.377651][ T1456]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.377779][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.377915][ T1456]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.378044][ T1456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.378176][ T1456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.378305][ T1456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.378435][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.378565][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.378693][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.378822][ T1456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.378957][ T1456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.379086][ T1456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.379223][ T1456]  ? 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))
[   28.379353][ T1456]  ? 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))
[   28.379486][ T1456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.379614][ T1456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.379742][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.379878][ T1456]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.380007][ T1456]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.380143][ T1456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.380276][ T1456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.380404][ T1456]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.380531][ T1456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.380689][ T1456]  ? move_addr_to_kernel (net/socket.c:258)
[   28.380818][ T1456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.380956][ T1456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.381089][ T1456]  ___sys_sendmsg (net/socket.c:2752)
[   28.381220][ T1456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.381379][ T1456]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.381520][ T1456]  __sys_sendmsg (net/socket.c:2784)
[   28.381648][ T1456]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.381776][ T1456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.381942][ T1456]  ? 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)
[   28.382074][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.382208][ T1456]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.382337][ T1456]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.382465][ T1456]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.382595][ T1456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.382755][ T1456] RIP: 0033:0x7fc99defa08e
[   28.382898][ T1456] 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
[   28.383356][ T1456] RSP: 002b:00007ffd9827fbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.383550][ T1456] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc99defa08e
[   28.383742][ T1456] RDX: 0000000000000000 RSI: 00007ffd9827fc80 RDI: 0000000000000005
[   28.383940][ T1456] RBP: 00007ffd9827fbe0 R08: 0000000000000000 R09: 0000000000000000
[   28.384137][ T1456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   28.384329][ T1456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98280340
| [   28.386978][ T1456] ------------[ cut here ]------------
| [   28.387105][ T1456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1456
| [   28.387359][ T1456] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.388255][ T1456] Tainted: [W]=WARN
[   28.388352][ T1456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.388508][ T1456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.388672][ T1456] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.389173][ T1456] RSP: 0018:ffa0000003547190 EFLAGS: 00010286
[   28.389332][ T1456] RAX: 00000000ffffffa6 RBX: ff1100000aedf0c0 RCX: 1ff40000006a8df8
[   28.389519][ T1456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedf170
[   28.389705][ T1456] RBP: ff110000088dc000 R08: 1fe22000015dbe2f R09: ff11000011b98b58
[   28.389945][ T1456] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.390136][ T1456] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.390375][ T1456] FS:  00007fc99dcc0840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   28.390594][ T1456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.390753][ T1456] CR2: 00007fc99df901a0 CR3: 000000000b8f6005 CR4: 0000000000771ef0
[   28.390995][ T1456] PKRU: 55555554
[   28.391090][ T1456] Call Trace:
[   28.391188][ T1456]  <TASK>
[   28.391253][ T1456]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.391409][ T1456]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.391564][ T1456]  ? 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)
[   28.391689][ T1456]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.391813][ T1456]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.391978][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.392104][ T1456]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   28.392233][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.392356][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.392484][ T1456]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.392608][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.392733][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.392881][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.393007][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.393134][ T1456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.393268][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.393401][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.393526][ T1456]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   28.393652][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.393777][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.393905][ T1456]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.394029][ T1456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.394157][ T1456]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.394281][ T1456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.394405][ T1456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.394529][ T1456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.394652][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.394779][ T1456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.394908][ T1456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.395033][ T1456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.395159][ T1456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.395286][ T1456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.395413][ T1456]  ? 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))
[   28.395538][ T1456]  ? 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))
[   28.395664][ T1456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.395789][ T1456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.395921][ T1456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.396046][ T1456]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.396176][ T1456]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.396301][ T1456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.396428][ T1456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.396552][ T1456]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.396678][ T1456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.396831][ T1456]  ? move_addr_to_kernel (net/socket.c:258)
[   28.396963][ T1456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.397086][ T1456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.397214][ T1456]  ___sys_sendmsg (net/socket.c:2752)
[   28.397337][ T1456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.397491][ T1456]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.397629][ T1456]  __sys_sendmsg (net/socket.c:2784)
[   28.397754][ T1456]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.397881][ T1456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.398038][ T1456]  ? 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)
[   28.398168][ T1456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.398296][ T1456]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.398423][ T1456]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.398548][ T1456]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.398673][ T1456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.398827][ T1456] RIP: 0033:0x7fc99defa08e
[   28.398964][ T1456] 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
[   28.399409][ T1456] RSP: 002b:00007ffd9827fbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.399596][ T1456] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc99defa08e
[   28.399785][ T1456] RDX: 0000000000000000 RSI: 00007ffd9827fc80 RDI: 0000000000000005
[   28.399981][ T1456] RBP: 00007ffd9827fbe0 R08: 0000000000000000 R09: 0000000000000000
[   28.400171][ T1456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb41
[   28.400356][ T1456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd98280340
| [   28.614381][ T1481] ------------[ cut here ]------------
| [   28.614550][ T1481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1481
| [   28.614812][ T1481] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.616097][ T1481] Tainted: [W]=WARN
[   28.616201][ T1481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.616362][ T1481] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.616530][ T1481] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.617066][ T1481] RSP: 0018:ffa0000003667060 EFLAGS: 00010286
[   28.617235][ T1481] RAX: 00000000ffffffa6 RBX: ff1100000aedef40 RCX: 1ff40000006ccdd2
[   28.617429][ T1481] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedeff0
[   28.617621][ T1481] RBP: ff11000007939000 R08: 1fe22000015dbdff R09: ff110000102dae58
[   28.617816][ T1481] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   28.618076][ T1481] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003667100
[   28.618277][ T1481] FS:  00007f509c186840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   28.618504][ T1481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.618671][ T1481] CR2: 000000000b5ad988 CR3: 00000000100f5003 CR4: 0000000000771ef0
[   28.618951][ T1481] PKRU: 55555554
[   28.619049][ T1481] Call Trace:
[   28.619151][ T1481]  <TASK>
[   28.619218][ T1481]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.619350][ T1481]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.619448][ T1481]  netif_close_many (net/core/dev.c:1804)
[   28.619576][ T1481]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.619707][ T1481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.619837][ T1481]  ? __dev_close_many (net/core/dev.c:1781)
[   28.620052][ T1481]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   28.620219][ T1481]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   28.620382][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.620510][ T1481]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.620669][ T1481]  ? 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)
[   28.620797][ T1481]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.620960][ T1481]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.621124][ T1481]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   28.621250][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.621381][ T1481]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   28.621511][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.621641][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.621770][ T1481]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.621903][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.622030][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.622181][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.622309][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.622438][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.622567][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.622695][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.622824][ T1481]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   28.622961][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.623089][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.623224][ T1481]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.623351][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.623481][ T1481]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.623609][ T1481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.623737][ T1481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.623872][ T1481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.624001][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.624134][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.624261][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.624390][ T1481]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.624520][ T1481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.624648][ T1481]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.624779][ T1481]  ? 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))
[   28.624911][ T1481]  ? 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))
[   28.625042][ T1481]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.625180][ T1481]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.625309][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.625440][ T1481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.625569][ T1481]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.625698][ T1481]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.625829][ T1481]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.625967][ T1481]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.626096][ T1481]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.626255][ T1481]  ? move_addr_to_kernel (net/socket.c:258)
[   28.626384][ T1481]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.626513][ T1481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.626644][ T1481]  ___sys_sendmsg (net/socket.c:2752)
[   28.626774][ T1481]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.626940][ T1481]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.627081][ T1481]  __sys_sendmsg (net/socket.c:2784)
[   28.627213][ T1481]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.627342][ T1481]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.627507][ T1481]  ? 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)
[   28.627636][ T1481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.627766][ T1481]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.627903][ T1481]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.628033][ T1481]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.628168][ T1481]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.628329][ T1481] RIP: 0033:0x7f509c3c008e
[   28.628466][ T1481] 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
[   28.628925][ T1481] RSP: 002b:00007ffe5cd8e550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.629127][ T1481] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f509c3c008e
[   28.629320][ T1481] RDX: 0000000000000000 RSI: 00007ffe5cd8e600 RDI: 0000000000000005
[   28.629510][ T1481] RBP: 00007ffe5cd8e560 R08: 0000000000000000 R09: 0000000000000000
[   28.629700][ T1481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   28.629896][ T1481] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5cd8ecc0
| [   28.647034][ T1481] ------------[ cut here ]------------
| [   28.647189][ T1481] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1481
| [   28.647454][ T1481] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.647988][ T1481] Tainted: [W]=WARN
[   28.648083][ T1481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.648247][ T1481] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.648413][ T1481] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.648860][ T1481] RSP: 0018:ffa0000003667190 EFLAGS: 00010286
[   28.649031][ T1481] RAX: 00000000ffffffa6 RBX: ff1100000f18e640 RCX: 1ff40000006ccdf8
[   28.649223][ T1481] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e6f0
[   28.649408][ T1481] RBP: ff11000007939000 R08: 1fe2200001e31cdf R09: ff110000102dae58
[   28.649594][ T1481] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   28.649784][ T1481] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   28.649980][ T1481] FS:  00007f509c186840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   28.650210][ T1481] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.650367][ T1481] CR2: 000000000b5ad988 CR3: 00000000100f5003 CR4: 0000000000771ef0
[   28.650555][ T1481] PKRU: 55555554
[   28.650650][ T1481] Call Trace:
[   28.650745][ T1481]  <TASK>
[   28.650811][ T1481]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   28.650978][ T1481]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   28.651140][ T1481]  ? 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)
[   28.651267][ T1481]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.651391][ T1481]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   28.651548][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.651676][ T1481]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   28.651803][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.651933][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.652059][ T1481]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.652189][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.652313][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.652456][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.652583][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.652707][ T1481]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.652833][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.652970][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.653097][ T1481]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   28.653230][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.653357][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.653482][ T1481]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.653607][ T1481]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.653734][ T1481]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   28.653868][ T1481]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.653994][ T1481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.654121][ T1481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.654248][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.654375][ T1481]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.654498][ T1481]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.654624][ T1481]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.654748][ T1481]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.654958][ T1481]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.655087][ T1481]  ? 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))
[   28.655217][ T1481]  ? 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))
[   28.655343][ T1481]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.655467][ T1481]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.655591][ T1481]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.655716][ T1481]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.655841][ T1481]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.655972][ T1481]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.656100][ T1481]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.656229][ T1481]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.656354][ T1481]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.656510][ T1481]  ? move_addr_to_kernel (net/socket.c:258)
[   28.656635][ T1481]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.656760][ T1481]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.656891][ T1481]  ___sys_sendmsg (net/socket.c:2752)
[   28.657020][ T1481]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.657180][ T1481]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.657317][ T1481]  __sys_sendmsg (net/socket.c:2784)
[   28.657442][ T1481]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.657567][ T1481]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.657725][ T1481]  ? 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)
[   28.657848][ T1481]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.657978][ T1481]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.658102][ T1481]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.658230][ T1481]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.658356][ T1481]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.658511][ T1481] RIP: 0033:0x7f509c3c008e
[   28.658643][ T1481] 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
[   28.659093][ T1481] RSP: 002b:00007ffe5cd8e550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.659284][ T1481] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f509c3c008e
[   28.659467][ T1481] RDX: 0000000000000000 RSI: 00007ffe5cd8e600 RDI: 0000000000000005
[   28.659663][ T1481] RBP: 00007ffe5cd8e560 R08: 0000000000000000 R09: 0000000000000000
[   28.659847][ T1481] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   28.660037][ T1481] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5cd8ecc0
| [   28.859173][ T1504] ------------[ cut here ]------------
| [   28.859360][ T1504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1504
| [   28.859661][ T1504] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.860281][ T1504] Tainted: [W]=WARN
[   28.860397][ T1504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.860586][ T1504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.860786][ T1504] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.861314][ T1504] RSP: 0018:ffa00000037d6f70 EFLAGS: 00010286
[   28.861502][ T1504] RAX: 00000000ffffffa6 RBX: ff1100000b2eb0c0 RCX: 1ff40000006fadb4
[   28.861721][ T1504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb170
[   28.861942][ T1504] RBP: ff1100000cd1a000 R08: 1fe220000165d62f R09: ff1100000ea02e80
[   28.862164][ T1504] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   28.862382][ T1504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   28.862604][ T1504] FS:  00007fcc30f2f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   28.862868][ T1504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.863050][ T1504] CR2: 000000000fe2da28 CR3: 000000000f40f003 CR4: 0000000000771ef0
[   28.863271][ T1504] PKRU: 55555554
[   28.863381][ T1504] Call Trace:
[   28.863490][ T1504]  <TASK>
[   28.863565][ T1504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.863713][ T1504]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   28.863859][ T1504]  notifier_call_chain (kernel/notifier.c:85)
[   28.864014][ T1504]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   28.864163][ T1504]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.864310][ T1504]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.864456][ T1504]  netdev_upper_dev_link (net/core/dev.c:8972)
[   28.864600][ T1504]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   28.864746][ T1504] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   28.864904][ T1504]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.865053][ T1504] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.865204][ T1504]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.865352][ T1504]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.865497][ T1504]  ? nla_strscpy (lib/nlattr.c:795)
[   28.865646][ T1504]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.865793][ T1504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.865942][ T1504]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.866089][ T1504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.866240][ T1504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.866386][ T1504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.866528][ T1504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.866669][ T1504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.866811][ T1504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.866979][ T1504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.867125][ T1504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.867271][ T1504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.867412][ T1504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.867552][ T1504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.867693][ T1504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.867835][ T1504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.867979][ T1504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.868125][ T1504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.868265][ T1504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.868405][ T1504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.868545][ T1504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.868687][ T1504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.868830][ T1504]  ? 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))
[   28.868977][ T1504]  ? 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))
[   28.869125][ T1504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.869265][ T1504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.869405][ T1504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.869547][ T1504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.869687][ T1504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.869830][ T1504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.869979][ T1504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.870125][ T1504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.870266][ T1504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.870439][ T1504]  ? move_addr_to_kernel (net/socket.c:258)
[   28.870580][ T1504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.870721][ T1504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.870869][ T1504]  ___sys_sendmsg (net/socket.c:2752)
[   28.871010][ T1504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.871191][ T1504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.871344][ T1504]  __sys_sendmsg (net/socket.c:2784)
[   28.871484][ T1504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.871623][ T1504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.871801][ T1504]  ? 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)
[   28.871946][ T1504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.872087][ T1504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.872233][ T1504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.872374][ T1504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.872515][ T1504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.872690][ T1504] RIP: 0033:0x7fcc3116908e
[   28.872837][ T1504] 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
[   28.873344][ T1504] RSP: 002b:00007ffde613af70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.873556][ T1504] RAX: ffffffffffffffda RBX: 00007ffde613b708 RCX: 00007fcc3116908e
[   28.873765][ T1504] RDX: 0000000000000000 RSI: 00007ffde613b020 RDI: 0000000000000005
[   28.873981][ T1504] RBP: 00007ffde613af80 R08: 0000000000000000 R09: 0000000000000000
[   28.874220][ T1504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   28.874436][ T1504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde613b6e0
| [   28.876068][ T1504] ------------[ cut here ]------------
| [   28.876211][ T1504] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1504
| [   28.876486][ T1504] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.877065][ T1504] Tainted: [W]=WARN
[   28.877175][ T1504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.877351][ T1504] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.877535][ T1504] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.878041][ T1504] RSP: 0018:ffa00000037d6fd0 EFLAGS: 00010286
[   28.878224][ T1504] RAX: 00000000ffffffa6 RBX: ff1100000b2ea1c0 RCX: 1ff40000006fadc0
[   28.878433][ T1504] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea270
[   28.878644][ T1504] RBP: ff1100000cd92000 R08: 1fe220000165d44f R09: ff1100000ea02e80
[   28.878856][ T1504] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   28.879072][ T1504] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92e04
[   28.879287][ T1504] FS:  00007fcc30f2f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   28.879534][ T1504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.879710][ T1504] CR2: 000000000fe2da28 CR3: 000000000f40f003 CR4: 0000000000771ef0
[   28.879926][ T1504] PKRU: 55555554
[   28.880032][ T1504] Call Trace:
[   28.880142][ T1504]  <TASK>
[   28.880214][ T1504]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.880357][ T1504]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.880463][ T1504]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   28.880605][ T1504]  __dev_notify_flags (net/core/dev.c:9787)
[   28.880748][ T1504]  ? netif_change_name (net/core/dev.c:1495)
[   28.880895][ T1504]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   28.881037][ T1504]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   28.881184][ T1504]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   28.881326][ T1504] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   28.881470][ T1504]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   28.881617][ T1504] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   28.881761][ T1504]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   28.881912][ T1504]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   28.882055][ T1504]  ? nla_strscpy (lib/nlattr.c:795)
[   28.882200][ T1504]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   28.882343][ T1504]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   28.882483][ T1504]  ? __dev_get_by_name (net/core/dev.c:883)
[   28.882625][ T1504]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   28.882772][ T1504]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   28.882924][ T1504]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.883067][ T1504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.883212][ T1504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.883452][ T1504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.883593][ T1504]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.883732][ T1504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.883882][ T1504]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.884127][ T1504]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.884267][ T1504]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.884408][ T1504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.884549][ T1504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.884887][ T1504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.885030][ T1504]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.885174][ T1504]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.885315][ T1504]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.885552][ T1504]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.885693][ T1504]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.885837][ T1504]  ? 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))
[   28.885980][ T1504]  ? 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))
[   28.886222][ T1504]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.886364][ T1504]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.886504][ T1504]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.886648][ T1504]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.886891][ T1504]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.887032][ T1504]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.887207][ T1504]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.887357][ T1504]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.887599][ T1504]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.887778][ T1504]  ? move_addr_to_kernel (net/socket.c:258)
[   28.887929][ T1504]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.888074][ T1504]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.888224][ T1504]  ___sys_sendmsg (net/socket.c:2752)
[   28.888369][ T1504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.888549][ T1504]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.888706][ T1504]  __sys_sendmsg (net/socket.c:2784)
[   28.888954][ T1504]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.889098][ T1504]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.889285][ T1504]  ? 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)
[   28.889430][ T1504]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.889672][ T1504]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.889816][ T1504]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.889965][ T1504]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.890110][ T1504]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.890390][ T1504] RIP: 0033:0x7fcc3116908e
[   28.890542][ T1504] 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
[   28.891170][ T1504] RSP: 002b:00007ffde613af70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.891387][ T1504] RAX: ffffffffffffffda RBX: 00007ffde613b708 RCX: 00007fcc3116908e
[   28.891703][ T1504] RDX: 0000000000000000 RSI: 00007ffde613b020 RDI: 0000000000000005
[   28.891922][ T1504] RBP: 00007ffde613af80 R08: 0000000000000000 R09: 0000000000000000
[   28.892139][ T1504] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   28.892451][ T1504] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde613b6e0
| [   28.930328][ T1505] ------------[ cut here ]------------
| [   28.930497][ T1505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1505
| [   28.930775][ T1505] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   28.931349][ T1505] Tainted: [W]=WARN
[   28.931454][ T1505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.931623][ T1505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   28.931802][ T1505] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   28.932286][ T1505] RSP: 0018:ffa00000037e7020 EFLAGS: 00010286
[   28.932455][ T1505] RAX: 00000000ffffffa6 RBX: ff1100000b1421c0 RCX: 1ff40000006fcdca
[   28.932653][ T1505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b142270
[   28.932855][ T1505] RBP: ff1100000cd92000 R08: 1fe220000162844f R09: ff1100000ea05158
[   28.933066][ T1505] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   28.933273][ T1505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   28.933473][ T1505] FS:  00007fdbc1764840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   28.933712][ T1505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.933889][ T1505] CR2: 000000002de57988 CR3: 000000000ce93003 CR4: 0000000000771ef0
[   28.934092][ T1505] PKRU: 55555554
[   28.934197][ T1505] Call Trace:
[   28.934299][ T1505]  <TASK>
[   28.934369][ T1505]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   28.934555][ T1505]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   28.934678][ T1505]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   28.934815][ T1505]  __dev_notify_flags (net/core/dev.c:9787)
[   28.934964][ T1505]  ? netif_change_name (net/core/dev.c:1495)
[   28.935100][ T1505]  ? __dev_change_flags (net/core/dev.c:9752)
[   28.935241][ T1505]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   28.935374][ T1505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.935510][ T1505]  ? 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))
[   28.935647][ T1505]  netif_change_flags (net/core/dev.c:9820)
[   28.935781][ T1505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.935922][ T1505]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   28.936057][ T1505]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   28.936197][ T1505]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   28.936365][ T1505]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.936500][ T1505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.936633][ T1505]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.936766][ T1505]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.936906][ T1505]  ? __kernel_text_address (kernel/extable.c:79)
[   28.937042][ T1505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.937185][ T1505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.937320][ T1505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.937456][ T1505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.937590][ T1505]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   28.937735][ T1505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.937874][ T1505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.938002][ T1505]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   28.938136][ T1505]  ? __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)
[   28.938265][ T1505]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   28.938395][ T1505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   28.938526][ T1505]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   28.938659][ T1505]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   28.938792][ T1505]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   28.938946][ T1505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.939075][ T1505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.939210][ T1505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.939338][ T1505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   28.939468][ T1505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.939600][ T1505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.939729][ T1505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.939858][ T1505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.939995][ T1505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   28.940132][ T1505]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   28.940263][ T1505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   28.940392][ T1505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.940522][ T1505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.940649][ T1505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.940780][ T1505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   28.940971][ T1505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   28.941172][ T1505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   28.941301][ T1505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.941431][ T1505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.941563][ T1505]  ? 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))
[   28.941692][ T1505]  ? 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))
[   28.941823][ T1505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.942033][ T1505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.942168][ T1505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   28.942298][ T1505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   28.942429][ T1505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   28.942560][ T1505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   28.942691][ T1505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   28.942821][ T1505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   28.943027][ T1505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   28.943194][ T1505]  ? move_addr_to_kernel (net/socket.c:258)
[   28.943322][ T1505]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.943450][ T1505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   28.943582][ T1505]  ___sys_sendmsg (net/socket.c:2752)
[   28.943709][ T1505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   28.943887][ T1505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   28.944028][ T1505]  __sys_sendmsg (net/socket.c:2784)
[   28.944164][ T1505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   28.944291][ T1505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   28.944457][ T1505]  ? 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)
[   28.944585][ T1505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   28.944715][ T1505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   28.944846][ T1505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   28.944982][ T1505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   28.945112][ T1505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.945277][ T1505] RIP: 0033:0x7fdbc199e08e
[   28.945414][ T1505] 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
[   28.945877][ T1505] RSP: 002b:00007ffcc41ade50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.946075][ T1505] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdbc199e08e
[   28.946273][ T1505] RDX: 0000000000000000 RSI: 00007ffcc41adf00 RDI: 0000000000000005
[   28.946467][ T1505] RBP: 00007ffcc41ade60 R08: 0000000000000000 R09: 0000000000000000
[   28.946659][ T1505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   28.946851][ T1505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc41ae5c0
| [   29.152988][ T1528] ------------[ cut here ]------------
| [   29.153184][ T1528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1528
| [   29.153474][ T1528] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.154463][ T1528] Tainted: [W]=WARN
[   29.154601][ T1528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.154781][ T1528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.154986][ T1528] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.155492][ T1528] RSP: 0018:ffa00000038e6f70 EFLAGS: 00010286
[   29.155675][ T1528] RAX: 00000000ffffffa6 RBX: ff1100000f3fde40 RCX: 1ff400000071cdb4
[   29.155897][ T1528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdef0
[   29.156106][ T1528] RBP: ff1100000cd1a000 R08: 1fe2200001e7fbdf R09: ff1100000e800b80
[   29.156322][ T1528] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.156530][ T1528] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   29.156743][ T1528] FS:  00007f0a38cca840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   29.156995][ T1528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.157185][ T1528] CR2: 00000000293dba28 CR3: 0000000011b9c002 CR4: 0000000000771ef0
[   29.157396][ T1528] PKRU: 55555554
[   29.157503][ T1528] Call Trace:
[   29.157608][ T1528]  <TASK>
[   29.157681][ T1528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.157823][ T1528]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.157970][ T1528]  notifier_call_chain (kernel/notifier.c:85)
[   29.158116][ T1528]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   29.158261][ T1528]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   29.158407][ T1528]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   29.158556][ T1528]  netdev_upper_dev_link (net/core/dev.c:8972)
[   29.158700][ T1528]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   29.158846][ T1528] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   29.159002][ T1528]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   29.159151][ T1528] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   29.159293][ T1528]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   29.159439][ T1528]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   29.159592][ T1528]  ? nla_strscpy (lib/nlattr.c:795)
[   29.159738][ T1528]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   29.159888][ T1528]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.160028][ T1528]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.160178][ T1528]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.160323][ T1528]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.160467][ T1528]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.160609][ T1528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.160749][ T1528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.160895][ T1528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.161033][ T1528]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.161208][ T1528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.161353][ T1528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.161495][ T1528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.161634][ T1528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.161774][ T1528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.161921][ T1528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.162059][ T1528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.162204][ T1528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.162343][ T1528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.162482][ T1528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.162622][ T1528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.162762][ T1528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.162916][ T1528]  ? 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))
[   29.163055][ T1528]  ? 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))
[   29.163201][ T1528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.163341][ T1528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.163481][ T1528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.163622][ T1528]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.163762][ T1528]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.163909][ T1528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.164067][ T1528]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.164216][ T1528]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.164356][ T1528]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.164530][ T1528]  ? move_addr_to_kernel (net/socket.c:258)
[   29.164674][ T1528]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.164816][ T1528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.164963][ T1528]  ___sys_sendmsg (net/socket.c:2752)
[   29.165100][ T1528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.165278][ T1528]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.165430][ T1528]  __sys_sendmsg (net/socket.c:2784)
[   29.165568][ T1528]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.165706][ T1528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.165889][ T1528]  ? 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)
[   29.166029][ T1528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.166173][ T1528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.166313][ T1528]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.166455][ T1528]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.166595][ T1528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.166769][ T1528] RIP: 0033:0x7f0a38f0408e
[   29.166919][ T1528] 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
[   29.167415][ T1528] RSP: 002b:00007ffc1e90a190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.167626][ T1528] RAX: ffffffffffffffda RBX: 00007ffc1e90a928 RCX: 00007f0a38f0408e
[   29.167833][ T1528] RDX: 0000000000000000 RSI: 00007ffc1e90a240 RDI: 0000000000000005
[   29.168047][ T1528] RBP: 00007ffc1e90a1a0 R08: 0000000000000000 R09: 0000000000000000
[   29.168261][ T1528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   29.168471][ T1528] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1e90a900
| [   29.170163][ T1528] ------------[ cut here ]------------
| [   29.170302][ T1528] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1528
| [   29.170574][ T1528] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.171151][ T1528] Tainted: [W]=WARN
[   29.171258][ T1528] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.171432][ T1528] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.171613][ T1528] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.172187][ T1528] RSP: 0018:ffa00000038e6fd0 EFLAGS: 00010286
[   29.172363][ T1528] RAX: 00000000ffffffa6 RBX: ff1100000f3fdb40 RCX: 1ff400000071cdc0
[   29.172571][ T1528] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdbf0
[   29.172788][ T1528] RBP: ff1100000c24a000 R08: 1fe2200001e7fb7f R09: ff1100000e800b80
[   29.173080][ T1528] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.173391][ T1528] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24ae04
[   29.173599][ T1528] FS:  00007f0a38cca840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   29.173842][ T1528] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.174096][ T1528] CR2: 00000000293dba28 CR3: 0000000011b9c002 CR4: 0000000000771ef0
[   29.174309][ T1528] PKRU: 55555554
[   29.174414][ T1528] Call Trace:
[   29.174517][ T1528]  <TASK>
[   29.174589][ T1528]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.174732][ T1528]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.174838][ T1528]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   29.175036][ T1528]  __dev_notify_flags (net/core/dev.c:9787)
[   29.175181][ T1528]  ? netif_change_name (net/core/dev.c:1495)
[   29.175321][ T1528]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   29.175463][ T1528]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   29.175603][ T1528]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.175745][ T1528] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   29.175949][ T1528]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   29.176094][ T1528] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   29.176239][ T1528]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   29.176385][ T1528]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   29.176525][ T1528]  ? nla_strscpy (lib/nlattr.c:795)
[   29.176665][ T1528]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   29.176807][ T1528]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.177004][ T1528]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.177150][ T1528]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.177295][ T1528]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.177439][ T1528]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.177580][ T1528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.177718][ T1528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.177858][ T1528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.178083][ T1528]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.178225][ T1528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.178368][ T1528]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.178510][ T1528]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.178651][ T1528]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.178791][ T1528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.179032][ T1528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.179175][ T1528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.179316][ T1528]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.179480][ T1528]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.179627][ T1528]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.179767][ T1528]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.180016][ T1528]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.180163][ T1528]  ? 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))
[   29.180303][ T1528]  ? 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))
[   29.180446][ T1528]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.180587][ T1528]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.180727][ T1528]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.180887][ T1528]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.181029][ T1528]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.181176][ T1528]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.181318][ T1528]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.181457][ T1528]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.181597][ T1528]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.181771][ T1528]  ? move_addr_to_kernel (net/socket.c:258)
[   29.181915][ T1528]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.182054][ T1528]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.182201][ T1528]  ___sys_sendmsg (net/socket.c:2752)
[   29.182342][ T1528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.182522][ T1528]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.182675][ T1528]  __sys_sendmsg (net/socket.c:2784)
[   29.182816][ T1528]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.182962][ T1528]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.183145][ T1528]  ? 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)
[   29.183286][ T1528]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.183426][ T1528]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.183563][ T1528]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.183702][ T1528]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.183843][ T1528]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.184022][ T1528] RIP: 0033:0x7f0a38f0408e
[   29.184172][ T1528] 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
[   29.184665][ T1528] RSP: 002b:00007ffc1e90a190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.184879][ T1528] RAX: ffffffffffffffda RBX: 00007ffc1e90a928 RCX: 00007f0a38f0408e
[   29.185087][ T1528] RDX: 0000000000000000 RSI: 00007ffc1e90a240 RDI: 0000000000000005
[   29.185298][ T1528] RBP: 00007ffc1e90a1a0 R08: 0000000000000000 R09: 0000000000000000
[   29.185507][ T1528] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   29.185714][ T1528] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1e90a900
| [   29.210101][ T1529] ------------[ cut here ]------------
| [   29.210256][ T1529] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1529
| [   29.210521][ T1529] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.211604][ T1529] Tainted: [W]=WARN
[   29.211706][ T1529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.211878][ T1529] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.212050][ T1529] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.212517][ T1529] RSP: 0018:ffa00000038f7020 EFLAGS: 00010286
[   29.212699][ T1529] RAX: 00000000ffffffa6 RBX: ff1100000f3fd240 RCX: 1ff400000071edca
[   29.212902][ T1529] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fd2f0
[   29.213100][ T1529] RBP: ff1100000c24a000 R08: 1fe2200001e7fa5f R09: ff1100000f385158
[   29.213309][ T1529] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   29.213510][ T1529] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.213706][ T1529] FS:  00007ff25cb50840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   29.213941][ T1529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.214105][ T1529] CR2: 00007ff25ce201a0 CR3: 000000000f451005 CR4: 0000000000771ef0
[   29.214305][ T1529] PKRU: 55555554
[   29.214404][ T1529] Call Trace:
[   29.214501][ T1529]  <TASK>
[   29.214568][ T1529]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.214702][ T1529]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.214801][ T1529]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.214936][ T1529]  __dev_notify_flags (net/core/dev.c:9787)
[   29.215084][ T1529]  ? netif_change_name (net/core/dev.c:1495)
[   29.215221][ T1529]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.215356][ T1529]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.215484][ T1529]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.215615][ T1529]  ? 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))
[   29.215749][ T1529]  netif_change_flags (net/core/dev.c:9820)
[   29.215885][ T1529]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.216019][ T1529]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.216157][ T1529]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.216288][ T1529]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.216449][ T1529]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.216580][ T1529]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.216709][ T1529]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.216839][ T1529]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.216972][ T1529]  ? __kernel_text_address (kernel/extable.c:79)
[   29.217105][ T1529]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.217242][ T1529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.217375][ T1529]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.217507][ T1529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.217636][ T1529]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.217767][ T1529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.217903][ T1529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.218034][ T1529]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.218173][ T1529]  ? __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)
[   29.218304][ T1529]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.218436][ T1529]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.218569][ T1529]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.218702][ T1529]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.218835][ T1529]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.218973][ T1529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.219103][ T1529]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.219240][ T1529]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.219369][ T1529]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.219499][ T1529]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.219633][ T1529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.219764][ T1529]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.219900][ T1529]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.220045][ T1529]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.220186][ T1529]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.220315][ T1529]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.220446][ T1529]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.220574][ T1529]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.220703][ T1529]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.220836][ T1529]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.220971][ T1529]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.221103][ T1529]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.221239][ T1529]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.221370][ T1529]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.221505][ T1529]  ? 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))
[   29.221634][ T1529]  ? 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))
[   29.221769][ T1529]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.221907][ T1529]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.222037][ T1529]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.222177][ T1529]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.222308][ T1529]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.222439][ T1529]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.222572][ T1529]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.222703][ T1529]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.222835][ T1529]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.223008][ T1529]  ? move_addr_to_kernel (net/socket.c:258)
[   29.223143][ T1529]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.223273][ T1529]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.223406][ T1529]  ___sys_sendmsg (net/socket.c:2752)
[   29.223536][ T1529]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.223699][ T1529]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.223844][ T1529]  __sys_sendmsg (net/socket.c:2784)
[   29.223980][ T1529]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.224110][ T1529]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.224279][ T1529]  ? 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)
[   29.224409][ T1529]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.224540][ T1529]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.224669][ T1529]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.224798][ T1529]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.224936][ T1529]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.225099][ T1529] RIP: 0033:0x7ff25cd8a08e
[   29.225239][ T1529] 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
[   29.225700][ T1529] RSP: 002b:00007ffefe5aa640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.225901][ T1529] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff25cd8a08e
[   29.226097][ T1529] RDX: 0000000000000000 RSI: 00007ffefe5aa6f0 RDI: 0000000000000005
[   29.226301][ T1529] RBP: 00007ffefe5aa650 R08: 0000000000000000 R09: 0000000000000000
[   29.226496][ T1529] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   29.226785][ T1529] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefe5aadb0
| [   29.429952][ T1552] ------------[ cut here ]------------
| [   29.430188][ T1552] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1552
| [   29.430480][ T1552] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.431124][ T1552] Tainted: [W]=WARN
[   29.431322][ T1552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.431500][ T1552] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.431683][ T1552] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.432291][ T1552] RSP: 0018:ffa00000039f6f70 EFLAGS: 00010286
[   29.432470][ T1552] RAX: 00000000ffffffa6 RBX: ff11000005ede7c0 RCX: 1ff400000073edb4
[   29.432679][ T1552] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede870
[   29.432957][ T1552] RBP: ff1100000cd1a000 R08: 1fe2200000bdbd0f R09: ff1100000f4f8b80
[   29.433208][ T1552] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   29.433423][ T1552] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   29.433635][ T1552] FS:  00007f43ccb14840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   29.433969][ T1552] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.434154][ T1552] CR2: 00007f43ccd0d460 CR3: 000000000f31a005 CR4: 0000000000771ef0
[   29.434367][ T1552] PKRU: 55555554
[   29.434473][ T1552] Call Trace:
[   29.434578][ T1552]  <TASK>
[   29.434651][ T1552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.434794][ T1552]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   29.435041][ T1552]  notifier_call_chain (kernel/notifier.c:85)
[   29.435191][ T1552]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   29.435333][ T1552]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   29.435475][ T1552]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   29.435616][ T1552]  netdev_upper_dev_link (net/core/dev.c:8972)
[   29.435756][ T1552]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   29.435970][ T1552] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   29.436116][ T1552]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   29.436265][ T1552] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   29.436407][ T1552]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   29.436553][ T1552]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   29.436693][ T1552]  ? nla_strscpy (lib/nlattr.c:795)
[   29.436835][ T1552]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   29.437020][ T1552]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.437164][ T1552]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.437304][ T1552]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.437453][ T1552]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.437597][ T1552]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.437739][ T1552]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.437886][ T1552]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.438027][ T1552]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.438170][ T1552]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.438310][ T1552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.438456][ T1552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.438598][ T1552]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.438738][ T1552]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.438882][ T1552]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.439024][ T1552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.439168][ T1552]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.439311][ T1552]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.439452][ T1552]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.439592][ T1552]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.439734][ T1552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.439879][ T1552]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.440023][ T1552]  ? 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))
[   29.440167][ T1552]  ? 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))
[   29.440310][ T1552]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.440450][ T1552]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.440590][ T1552]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.440731][ T1552]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.440878][ T1552]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.441020][ T1552]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.441169][ T1552]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.441311][ T1552]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.441449][ T1552]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.441622][ T1552]  ? move_addr_to_kernel (net/socket.c:258)
[   29.441765][ T1552]  ___sys_sendmsg (net/socket.c:2752)
[   29.441911][ T1552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.442051][ T1552]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.442202][ T1552]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   29.442343][ T1552]  __sys_sendmsg (net/socket.c:2784)
[   29.442482][ T1552]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.442628][ T1552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.442768][ T1552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.442921][ T1552]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.443061][ T1552]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.443205][ T1552]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.443345][ T1552]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.443519][ T1552] RIP: 0033:0x7f43ccd4e08e
[   29.443667][ T1552] 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
[   29.444170][ T1552] RSP: 002b:00007ffefc6a3ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.444388][ T1552] RAX: ffffffffffffffda RBX: 00007ffefc6a4640 RCX: 00007f43ccd4e08e
[   29.444614][ T1552] RDX: 0000000000000000 RSI: 00007ffefc6a3f50 RDI: 0000000000000005
[   29.444829][ T1552] RBP: 00007ffefc6a3eb0 R08: 0000000000000000 R09: 0000000000000000
[   29.445072][ T1552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   29.445292][ T1552] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefc6a4618
| [   29.447018][ T1552] ------------[ cut here ]------------
| [   29.447212][ T1552] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1552
| [   29.447540][ T1552] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.448224][ T1552] Tainted: [W]=WARN
[   29.448378][ T1552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.448600][ T1552] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.448831][ T1552] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.449456][ T1552] RSP: 0018:ffa00000039f6fd0 EFLAGS: 00010286
[   29.449677][ T1552] RAX: 00000000ffffffa6 RBX: ff11000009eee1c0 RCX: 1ff400000073edc0
[   29.449947][ T1552] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009eee270
[   29.450211][ T1552] RBP: ff1100000c352000 R08: 1fe22000013ddc4f R09: ff1100000f4f8b80
[   29.450467][ T1552] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   29.450725][ T1552] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352e04
[   29.450997][ T1552] FS:  00007f43ccb14840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   29.451299][ T1552] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.451524][ T1552] CR2: 00005634b211dd5c CR3: 000000000f31a004 CR4: 0000000000771ef0
[   29.451786][ T1552] PKRU: 55555554
[   29.451950][ T1552] Call Trace:
[   29.452102][ T1552]  <TASK>
[   29.452230][ T1552]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.452420][ T1552]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.452574][ T1552]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   29.452762][ T1552]  __dev_notify_flags (net/core/dev.c:9787)
[   29.452965][ T1552]  ? netif_change_name (net/core/dev.c:1495)
[   29.453163][ T1552]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   29.453352][ T1552]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   29.453540][ T1552]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   29.453729][ T1552] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   29.453937][ T1552]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   29.454135][ T1552] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   29.454328][ T1552]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   29.454520][ T1552]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   29.454707][ T1552]  ? nla_strscpy (lib/nlattr.c:795)
[   29.454909][ T1552]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   29.455099][ T1552]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   29.455293][ T1552]  ? __dev_get_by_name (net/core/dev.c:883)
[   29.455480][ T1552]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   29.455672][ T1552]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   29.455880][ T1552]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.456067][ T1552]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.456259][ T1552]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.456447][ T1552]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.456632][ T1552]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.456818][ T1552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.457023][ T1552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.457222][ T1552]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.457409][ T1552]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.457596][ T1552]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.457782][ T1552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.457983][ T1552]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.458180][ T1552]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.458366][ T1552]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.458555][ T1552]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.458746][ T1552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.458948][ T1552]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.459145][ T1552]  ? 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))
[   29.459331][ T1552]  ? 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))
[   29.459522][ T1552]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.459712][ T1552]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.459913][ T1552]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.460107][ T1552]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.460303][ T1552]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.460491][ T1552]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.460680][ T1552]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.460879][ T1552]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.461066][ T1552]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.461293][ T1552]  ? move_addr_to_kernel (net/socket.c:258)
[   29.461485][ T1552]  ___sys_sendmsg (net/socket.c:2752)
[   29.461673][ T1552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.461874][ T1552]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.462070][ T1552]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   29.462268][ T1552]  __sys_sendmsg (net/socket.c:2784)
[   29.462455][ T1552]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.462646][ T1552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.462833][ T1552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.463036][ T1552]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.463229][ T1552]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.463414][ T1552]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.463601][ T1552]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.463819][ T1552] RIP: 0033:0x7f43ccd4e08e
[   29.464024][ T1552] 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
[   29.464570][ T1552] RSP: 002b:00007ffefc6a3ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.464827][ T1552] RAX: ffffffffffffffda RBX: 00007ffefc6a4640 RCX: 00007f43ccd4e08e
[   29.465090][ T1552] RDX: 0000000000000000 RSI: 00007ffefc6a3f50 RDI: 0000000000000005
[   29.465351][ T1552] RBP: 00007ffefc6a3eb0 R08: 0000000000000000 R09: 0000000000000000
[   29.465606][ T1552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   29.465859][ T1552] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefc6a4618
| [   29.495754][ T1554] ------------[ cut here ]------------
| [   29.496182][ T1554] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1554
| [   29.496459][ T1554] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.497074][ T1554] Tainted: [W]=WARN
[   29.497180][ T1554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.497341][ T1554] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.497507][ T1554] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.498041][ T1554] RSP: 0018:ffa00000039f7020 EFLAGS: 00010286
[   29.498229][ T1554] RAX: 00000000ffffffa6 RBX: ff11000009eef240 RCX: 1ff400000073edca
[   29.498422][ T1554] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009eef2f0
[   29.498613][ T1554] RBP: ff1100000c352000 R08: 1fe22000013dde5f R09: ff1100000f4fd158
[   29.498804][ T1554] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   29.499090][ T1554] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   29.499352][ T1554] FS:  00007f2727b61840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   29.499576][ T1554] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.499738][ T1554] CR2: 00007f2727e311a0 CR3: 000000000f4b8006 CR4: 0000000000771ef0
[   29.500010][ T1554] PKRU: 55555554
[   29.500107][ T1554] Call Trace:
[   29.500207][ T1554]  <TASK>
[   29.500275][ T1554]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.500406][ T1554]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.500504][ T1554]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   29.500633][ T1554]  __dev_notify_flags (net/core/dev.c:9787)
[   29.500762][ T1554]  ? netif_change_name (net/core/dev.c:1495)
[   29.500940][ T1554]  ? __dev_change_flags (net/core/dev.c:9752)
[   29.501068][ T1554]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   29.501202][ T1554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.501331][ T1554]  ? 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))
[   29.501462][ T1554]  netif_change_flags (net/core/dev.c:9820)
[   29.501592][ T1554]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.501721][ T1554]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   29.501853][ T1554]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   29.501994][ T1554]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   29.502161][ T1554]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.502289][ T1554]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.502417][ T1554]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.502545][ T1554]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.502674][ T1554]  ? __kernel_text_address (kernel/extable.c:79)
[   29.502804][ T1554]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.502940][ T1554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.503068][ T1554]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.503201][ T1554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.503329][ T1554]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.503456][ T1554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.503583][ T1554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.503711][ T1554]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.503843][ T1554]  ? __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)
[   29.503978][ T1554]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.504107][ T1554]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   29.504242][ T1554]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.504372][ T1554]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   29.504504][ T1554]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   29.504635][ T1554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.504762][ T1554]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.504947][ T1554]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.505074][ T1554]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.505208][ T1554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.505339][ T1554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.505467][ T1554]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.505595][ T1554]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.505725][ T1554]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.505854][ T1554]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   29.506048][ T1554]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.506182][ T1554]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.506310][ T1554]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.506439][ T1554]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.506570][ T1554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.506698][ T1554]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.506830][ T1554]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.507034][ T1554]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.507168][ T1554]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.507299][ T1554]  ? 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))
[   29.507428][ T1554]  ? 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))
[   29.507559][ T1554]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.507689][ T1554]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.507818][ T1554]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.508003][ T1554]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.508136][ T1554]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.508265][ T1554]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.508395][ T1554]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.508525][ T1554]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.508656][ T1554]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.508813][ T1554]  ? move_addr_to_kernel (net/socket.c:258)
[   29.509029][ T1554]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.509163][ T1554]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.509292][ T1554]  ___sys_sendmsg (net/socket.c:2752)
[   29.509420][ T1554]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.509582][ T1554]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.509724][ T1554]  __sys_sendmsg (net/socket.c:2784)
[   29.509853][ T1554]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.510081][ T1554]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.510258][ T1554]  ? 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)
[   29.510391][ T1554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.510521][ T1554]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.510648][ T1554]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.510776][ T1554]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.510959][ T1554]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.511122][ T1554] RIP: 0033:0x7f2727d9b08e
[   29.511258][ T1554] 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
[   29.511713][ T1554] RSP: 002b:00007ffec510b320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.511938][ T1554] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2727d9b08e
[   29.512133][ T1554] RDX: 0000000000000000 RSI: 00007ffec510b3d0 RDI: 0000000000000005
[   29.512324][ T1554] RBP: 00007ffec510b330 R08: 0000000000000000 R09: 0000000000000000
[   29.512516][ T1554] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb42
[   29.512708][ T1554] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec510ba90
| [   29.718049][ T1580] ------------[ cut here ]------------
| [   29.718266][ T1580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1580
| [   29.718571][ T1580] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.719198][ T1580] Tainted: [W]=WARN
[   29.719349][ T1580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.719553][ T1580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.719766][ T1580] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.720352][ T1580] RSP: 0018:ffa0000003b17060 EFLAGS: 00010286
[   29.720642][ T1580] RAX: 00000000ffffffa6 RBX: ff1100000aedeac0 RCX: 1ff4000000762dd2
[   29.720972][ T1580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedeb70
[   29.721291][ T1580] RBP: ff11000009da1000 R08: 1fe22000015dbd6f R09: ff1100000f55d158
[   29.721596][ T1580] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   29.721938][ T1580] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003b17100
[   29.722206][ T1580] FS:  00007f56e5f15840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   29.722471][ T1580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.722677][ T1580] CR2: 0000000015113988 CR3: 000000000f0cd006 CR4: 0000000000771ef0
[   29.722927][ T1580] PKRU: 55555554
[   29.723067][ T1580] Call Trace:
[   29.723216][ T1580]  <TASK>
[   29.723329][ T1580]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.723504][ T1580]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.723648][ T1580]  netif_close_many (net/core/dev.c:1804)
[   29.723820][ T1580]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   29.724004][ T1580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.724191][ T1580]  ? __dev_close_many (net/core/dev.c:1781)
[   29.724364][ T1580]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   29.724569][ T1580]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.724773][ T1580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.724958][ T1580]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.725167][ T1580]  ? 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)
[   29.725343][ T1580]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.725517][ T1580]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   29.725733][ T1580]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   29.725914][ T1580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.726089][ T1580]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   29.726264][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.726435][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.726609][ T1580]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   29.726782][ T1580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.726966][ T1580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.727162][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.727334][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.727507][ T1580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.727680][ T1580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.727854][ T1580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.728039][ T1580]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   29.728223][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.728396][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.728570][ T1580]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   29.728743][ T1580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.728931][ T1580]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   29.729104][ T1580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.729285][ T1580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.729458][ T1580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.729632][ T1580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.729808][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.729992][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.730169][ T1580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.730343][ T1580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.730517][ T1580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.730694][ T1580]  ? 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))
[   29.730880][ T1580]  ? 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))
[   29.731057][ T1580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.731241][ T1580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.731421][ T1580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.731596][ T1580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.731772][ T1580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.731963][ T1580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.732146][ T1580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.732321][ T1580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.732493][ T1580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.732694][ T1580]  ? move_addr_to_kernel (net/socket.c:258)
[   29.732882][ T1580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.733056][ T1580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.733240][ T1580]  ___sys_sendmsg (net/socket.c:2752)
[   29.733415][ T1580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.733618][ T1580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.733802][ T1580]  __sys_sendmsg (net/socket.c:2784)
[   29.733987][ T1580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.734164][ T1580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.734370][ T1580]  ? 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)
[   29.734541][ T1580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.734714][ T1580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.734902][ T1580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.735074][ T1580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.735256][ T1580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.735461][ T1580] RIP: 0033:0x7f56e614f08e
[   29.735640][ T1580] 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
[   29.736148][ T1580] RSP: 002b:00007ffc4a1cd510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.736386][ T1580] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f56e614f08e
[   29.736618][ T1580] RDX: 0000000000000000 RSI: 00007ffc4a1cd5c0 RDI: 0000000000000005
[   29.736851][ T1580] RBP: 00007ffc4a1cd520 R08: 0000000000000000 R09: 0000000000000000
[   29.737098][ T1580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb43
[   29.737339][ T1580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a1cdc80
| [   29.740637][ T1580] ------------[ cut here ]------------
| [   29.740781][ T1580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1580
| [   29.741040][ T1580] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.741542][ T1580] Tainted: [W]=WARN
[   29.741636][ T1580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.741793][ T1580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.741967][ T1580] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.742405][ T1580] RSP: 0018:ffa0000003b17190 EFLAGS: 00010286
[   29.742558][ T1580] RAX: 00000000ffffffa6 RBX: ff1100000bbe2dc0 RCX: 1ff4000000762df8
[   29.742739][ T1580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2e70
[   29.742929][ T1580] RBP: ff11000009da1000 R08: 1fe220000177c5cf R09: ff1100000f55d158
[   29.743111][ T1580] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   29.743297][ T1580] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   29.743482][ T1580] FS:  00007f56e5f15840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   29.743700][ T1580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.743854][ T1580] CR2: 00005634b211dd5c CR3: 000000000f0cd006 CR4: 0000000000771ef0
[   29.744051][ T1580] PKRU: 55555554
[   29.744147][ T1580] Call Trace:
[   29.744237][ T1580]  <TASK>
[   29.744301][ T1580]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   29.744457][ T1580]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.744607][ T1580]  ? 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)
[   29.744731][ T1580]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.744852][ T1580]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   29.745013][ T1580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.745140][ T1580]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   29.745262][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.745383][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.745510][ T1580]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   29.745640][ T1580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.745761][ T1580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.745907][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.746028][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.746155][ T1580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   29.746276][ T1580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.746398][ T1580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.746520][ T1580]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   29.746645][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.746766][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.746893][ T1580]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   29.747014][ T1580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   29.747141][ T1580]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   29.747263][ T1580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   29.747385][ T1580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.747507][ T1580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.747628][ T1580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.747754][ T1580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.747879][ T1580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.748005][ T1580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   29.748131][ T1580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.748255][ T1580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.748379][ T1580]  ? 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))
[   29.748501][ T1580]  ? 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))
[   29.748624][ T1580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.748746][ T1580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.748874][ T1580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.748999][ T1580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   29.749124][ T1580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   29.749246][ T1580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   29.749370][ T1580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   29.749493][ T1580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   29.749614][ T1580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   29.749764][ T1580]  ? move_addr_to_kernel (net/socket.c:258)
[   29.749895][ T1580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.750016][ T1580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   29.750146][ T1580]  ___sys_sendmsg (net/socket.c:2752)
[   29.750266][ T1580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   29.750419][ T1580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   29.750555][ T1580]  __sys_sendmsg (net/socket.c:2784)
[   29.750678][ T1580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   29.750800][ T1580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   29.750961][ T1580]  ? 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)
[   29.751082][ T1580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.751207][ T1580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.751338][ T1580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.751459][ T1580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.751582][ T1580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.751735][ T1580] RIP: 0033:0x7f56e614f08e
[   29.751871][ T1580] 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
[   29.752309][ T1580] RSP: 002b:00007ffc4a1cd510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.752493][ T1580] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f56e614f08e
[   29.752673][ T1580] RDX: 0000000000000000 RSI: 00007ffc4a1cd5c0 RDI: 0000000000000005
[   29.752856][ T1580] RBP: 00007ffc4a1cd520 R08: 0000000000000000 R09: 0000000000000000
[   29.753042][ T1580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb43
[   29.753227][ T1580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4a1cdc80
| [   29.943964][  T164] ------------[ cut here ]------------
| [   29.944241][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   29.944580][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.945368][  T164] Tainted: [W]=WARN
[   29.945525][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.945752][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.946073][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.946640][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   29.946890][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f18e340 RCX: 1ff40000000feebf
[   29.947159][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e3f0
[   29.947496][  T164] RBP: ff1100000cd1a000 R08: 1fe2200001e31c7f R09: ff1100000c015220
[   29.947757][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   29.948167][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   29.948468][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   29.948763][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.949007][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   29.949276][  T164] PKRU: 55555554
[   29.949432][  T164] Call Trace:
[   29.949588][  T164]  <TASK>
[   29.949711][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.949918][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.950077][  T164]  netif_close_many (net/core/dev.c:1804)
[   29.950288][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   29.950485][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   29.950677][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.950884][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   29.951079][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   29.951312][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   29.951542][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.951734][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   29.951940][  T164]  ? __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)
[   29.952139][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   29.952332][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.952556][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   29.952749][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   29.952952][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.953148][  T164]  ? 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)
[   29.953341][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   29.953534][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.953724][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   29.953933][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   29.954135][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   29.954329][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   29.954576][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   29.954805][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   29.955010][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   29.955207][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   29.955433][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   29.955624][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   29.955814][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   29.956020][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   29.956220][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   29.956379][  T164]  new_sync_write (fs/read_write.c:595)
[   29.956573][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.956763][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   29.956969][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.957166][  T164]  ? ksys_write (fs/read_write.c:740)
[   29.957362][  T164]  vfs_write (fs/read_write.c:688)
[   29.957523][  T164]  ksys_write (fs/read_write.c:740)
[   29.957679][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   29.957879][  T164]  ? 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)
[   29.958070][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.958270][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.958461][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.958652][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.958845][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.959085][  T164] RIP: 0033:0x7f4f5d5d508e
[   29.959285][  T164] 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
[   29.959834][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   29.960113][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   29.960379][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   29.960637][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   29.960909][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   29.961178][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   29.969762][  T164] ------------[ cut here ]------------
| [   29.969936][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   29.970238][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.970878][  T164] Tainted: [W]=WARN
[   29.970989][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.971179][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.971376][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.971905][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   29.972092][  T164] RAX: 00000000ffffffa6 RBX: ff11000005dc0c40 RCX: 1ff40000000fee81
[   29.972317][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0cf0
[   29.972536][  T164] RBP: ff1100000c352000 R08: 1fe2200000bb819f R09: ff1100000c0151f8
[   29.972755][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   29.973043][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24a000
[   29.973271][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   29.973533][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.973719][  T164] CR2: 00007ff7badea8f4 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   29.974006][  T164] PKRU: 55555554
[   29.974118][  T164] Call Trace:
[   29.974234][  T164]  <TASK>
[   29.974310][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.974461][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.974574][  T164]  netif_close_many (net/core/dev.c:1804)
[   29.974722][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   29.974969][  T164]  ? 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)
[   29.975131][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   29.975279][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   29.975465][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.975650][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   29.975805][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.975998][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   29.976153][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   29.976340][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   29.976493][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   29.976644][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   29.976829][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.977021][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   29.977174][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   29.977322][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.977471][  T164]  ? 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)
[   29.977622][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   29.977771][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.977925][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   29.978076][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   29.978233][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   29.978382][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   29.978568][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   29.978754][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   29.978921][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   29.979070][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   29.979259][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   29.979406][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   29.979554][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   29.979701][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   29.979850][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   29.979969][  T164]  new_sync_write (fs/read_write.c:595)
[   29.980127][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.980278][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   29.980427][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.980608][  T164]  ? ksys_write (fs/read_write.c:740)
[   29.980764][  T164]  vfs_write (fs/read_write.c:688)
[   29.980882][  T164]  ksys_write (fs/read_write.c:740)
[   29.980996][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   29.981148][  T164]  ? 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)
[   29.981296][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.981446][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.981593][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.981742][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.981896][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.982080][  T164] RIP: 0033:0x7f4f5d5d508e
[   29.982238][  T164] 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
[   29.982761][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   29.982988][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   29.983212][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   29.983433][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   29.983653][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   29.983878][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   29.986578][  T164] ------------[ cut here ]------------
| [   29.986737][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   29.987038][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   29.987674][  T164] Tainted: [W]=WARN
[   29.987785][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.987976][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   29.988173][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   29.988697][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   29.988889][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1cac0 RCX: 1ff40000000fee81
[   29.989111][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1cb70
[   29.989336][  T164] RBP: ff1100000c24a000 R08: 1fe220000136396f R09: ff1100000c0151f8
[   29.989556][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   29.989774][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92000
[   29.990009][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   29.990270][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.990458][  T164] CR2: 00007f9a4a6318f4 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   29.990679][  T164] PKRU: 55555554
[   29.990790][  T164] Call Trace:
[   29.990909][  T164]  <TASK>
[   29.990985][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   29.991139][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   29.991286][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   29.991434][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   29.991547][  T164]  netif_close_many (net/core/dev.c:1804)
[   29.991693][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   29.991879][  T164]  ? 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)
[   29.992026][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   29.992179][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   29.992364][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   29.992548][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   29.992700][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.992892][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   29.993042][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   29.993232][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   29.993382][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   29.993531][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   29.993716][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   29.993903][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   29.994050][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   29.994201][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   29.994349][  T164]  ? 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)
[   29.994498][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   29.994646][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.994793][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   29.994948][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   29.995098][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   29.995252][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   29.995439][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   29.995625][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   29.995775][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   29.995930][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   29.996115][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   29.996268][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   29.996421][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   29.996566][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   29.996715][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   29.996827][  T164]  new_sync_write (fs/read_write.c:595)
[   29.996983][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   29.997134][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   29.997283][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   29.997430][  T164]  ? ksys_write (fs/read_write.c:740)
[   29.997581][  T164]  vfs_write (fs/read_write.c:688)
[   29.997696][  T164]  ksys_write (fs/read_write.c:740)
[   29.997809][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   29.997961][  T164]  ? 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)
[   29.998107][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   29.998261][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   29.998407][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.998553][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   29.998700][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.998889][  T164] RIP: 0033:0x7f4f5d5d508e
[   29.999041][  T164] 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
[   29.999565][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   29.999788][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.000012][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.000235][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.000453][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.000671][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.003175][  T164] ------------[ cut here ]------------
| [   30.003325][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   30.003615][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.004314][  T164] Tainted: [W]=WARN
[   30.004426][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.004611][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.004802][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.005328][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   30.005514][  T164] RAX: 00000000ffffffa6 RBX: ff110000100afb40 RCX: 1ff40000000fee81
[   30.005734][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100afbf0
[   30.005957][  T164] RBP: ff1100000cd92000 R08: 1fe2200002015f7f R09: ff1100000c0151f8
[   30.006179][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   30.006396][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119ca000
[   30.006616][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   30.006877][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.007061][  T164] CR2: 00007f9a4a6318f4 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.007286][  T164] PKRU: 55555554
[   30.007396][  T164] Call Trace:
[   30.007505][  T164]  <TASK>
[   30.007582][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   30.007728][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.007888][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.008034][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.008150][  T164]  netif_close_many (net/core/dev.c:1804)
[   30.008295][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   30.008476][  T164]  ? 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)
[   30.008621][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   30.008767][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   30.008953][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   30.009138][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   30.009290][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.009473][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.009624][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.009808][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.009964][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.010113][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.010303][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.010483][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.010630][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.010779][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.010930][  T164]  ? 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)
[   30.011078][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.011231][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.011376][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.011524][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.011674][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.011821][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.012014][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.012203][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.012351][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.012498][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.012683][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.012829][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.012982][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.013131][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.013277][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.013388][  T164]  new_sync_write (fs/read_write.c:595)
[   30.013534][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.013680][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.013827][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.013979][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.014134][  T164]  vfs_write (fs/read_write.c:688)
[   30.014247][  T164]  ksys_write (fs/read_write.c:740)
[   30.014358][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.014504][  T164]  ? 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)
[   30.014650][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.014797][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.014947][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.015092][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.015245][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.015426][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.015577][  T164] 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
[   30.016101][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.016328][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.016547][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.016765][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.016987][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.017209][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.019458][  T164] ------------[ cut here ]------------
| [   30.019606][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   30.019986][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.020619][  T164] Tainted: [W]=WARN
[   30.020730][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.020982][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.021174][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.021692][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   30.021942][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c964940 RCX: 1ff40000000fee81
[   30.022166][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9649f0
[   30.022385][  T164] RBP: ff110000119ca000 R08: 1fe220000192c93f R09: ff1100000c0151f8
[   30.022605][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   30.022824][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02000
[   30.023108][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   30.023371][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.023556][  T164] CR2: 00007f9a4a6318f4 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.023777][  T164] PKRU: 55555554
[   30.023953][  T164] Call Trace:
[   30.024063][  T164]  <TASK>
[   30.024141][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   30.024288][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.024436][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.024584][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.024697][  T164]  netif_close_many (net/core/dev.c:1804)
[   30.024844][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   30.025091][  T164]  ? 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)
[   30.025244][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   30.025391][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   30.025576][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   30.025761][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   30.025974][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.026164][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.026316][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.026503][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.026655][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.026805][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.027053][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.027237][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.027386][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.027533][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.027680][  T164]  ? 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)
[   30.027830][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.028158][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.028306][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.028455][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.028605][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.028755][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.029002][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.029193][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.029342][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.029491][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.029780][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.029991][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.030146][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.030293][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.030440][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.030551][  T164]  new_sync_write (fs/read_write.c:595)
[   30.030803][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.031015][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.031170][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.031318][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.031469][  T164]  vfs_write (fs/read_write.c:688)
[   30.031583][  T164]  ksys_write (fs/read_write.c:740)
[   30.031695][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.032007][  T164]  ? 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)
[   30.032163][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.032315][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.032461][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.032608][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.032756][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.033000][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.033158][  T164] 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
[   30.033680][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.033965][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.034191][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.034516][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.034735][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.035019][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.044620][  T164] ------------[ cut here ]------------
| [   30.044821][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   30.045178][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.045916][  T164] Tainted: [W]=WARN
[   30.046078][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.046319][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.046558][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.047149][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   30.047384][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f3fc340 RCX: 1ff40000000fee81
[   30.047651][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fc3f0
[   30.047931][  T164] RBP: ff1100000bb02000 R08: 1fe2200001e7f87f R09: ff1100000c0151f8
[   30.048206][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   30.048476][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c882000
[   30.048744][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.049059][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.049299][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.049571][  T164] PKRU: 55555554
[   30.049730][  T164] Call Trace:
[   30.049901][  T164]  <TASK>
[   30.050024][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   30.050227][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.050425][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.050622][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.050784][  T164]  netif_close_many (net/core/dev.c:1804)
[   30.050998][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   30.051238][  T164]  ? 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)
[   30.051434][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   30.051630][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   30.051876][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   30.052109][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   30.052317][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.052555][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.052756][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.053005][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.053210][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.053409][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.053643][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.053912][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.054112][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.054315][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.054511][  T164]  ? 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)
[   30.054709][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.054917][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.055114][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.055320][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.055523][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.055721][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.055969][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.056209][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.056407][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.056603][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.056837][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.057047][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.057253][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.057450][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.057646][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.057805][  T164]  new_sync_write (fs/read_write.c:595)
[   30.058015][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.058222][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.058421][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.058620][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.058821][  T164]  vfs_write (fs/read_write.c:688)
[   30.058995][  T164]  ksys_write (fs/read_write.c:740)
[   30.059162][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.059358][  T164]  ? 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)
[   30.059554][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.059752][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.059962][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.060163][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.060361][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.060592][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.060792][  T164] 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
[   30.061384][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.061654][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.061935][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.062207][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.062478][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.062745][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.065917][  T164] ------------[ cut here ]------------
| [   30.066107][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   30.066455][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.067216][  T164] Tainted: [W]=WARN
[   30.067376][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.067619][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.067858][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.068507][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   30.068741][  T164] RAX: 00000000ffffffa6 RBX: ff1100000ce8ec40 RCX: 1ff40000000fee81
[   30.069022][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ce8ecf0
[   30.069296][  T164] RBP: ff1100000c882000 R08: 1fe22000019d1d9f R09: ff1100000c0151f8
[   30.069565][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   30.069831][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   30.070113][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.070427][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.070660][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.070944][  T164] PKRU: 55555554
[   30.071101][  T164] Call Trace:
[   30.071266][  T164]  <TASK>
[   30.071389][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   30.071583][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.071780][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   30.071988][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.072157][  T164]  netif_close_many (net/core/dev.c:1804)
[   30.072355][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   30.072585][  T164]  ? 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)
[   30.072781][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   30.072990][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   30.073229][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   30.073463][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   30.073666][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.073913][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.074113][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.074355][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.074554][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.074751][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.074998][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.075237][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.075434][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.075629][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.075824][  T164]  ? 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)
[   30.076031][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.076234][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.076429][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.076631][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.076830][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.077036][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.077277][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.077512][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.077709][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.077917][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.078159][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.078355][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.078551][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.078747][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.078954][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.079114][  T164]  new_sync_write (fs/read_write.c:595)
[   30.079319][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.079516][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.079715][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.079924][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.080131][  T164]  vfs_write (fs/read_write.c:688)
[   30.080294][  T164]  ksys_write (fs/read_write.c:740)
[   30.080455][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.080650][  T164]  ? 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)
[   30.080847][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.081059][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.081264][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.081463][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.081660][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.081901][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.082101][  T164] 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
[   30.082679][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.082963][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.083237][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.083504][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.083776][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.084057][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.087825][  T164] ------------[ cut here ]------------
| [   30.088119][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   30.088542][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.089397][  T164] Tainted: [W]=WARN
[   30.089623][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.089919][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.090217][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.090830][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   30.091131][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc68040 RCX: 1ff40000000feea7
[   30.091447][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc680f0
[   30.091764][  T164] RBP: ff1100000c352000 R08: 1fe220000198d01f R09: ff1100000c0151f8
[   30.092098][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.092423][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.092742][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.093110][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.093406][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.093725][  T164] PKRU: 55555554
[   30.093947][  T164] Call Trace:
[   30.094166][  T164]  <TASK>
[   30.094347][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.094634][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.094933][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.095197][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.095487][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.095740][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.096006][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.096298][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.096581][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.096829][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.097089][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.097341][  T164]  ? 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)
[   30.097590][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.097837][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.098102][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.098361][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.098611][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.098911][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.099220][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.099509][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.099758][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.100021][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.100314][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.100563][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.100843][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.101111][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.101395][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.101633][  T164]  new_sync_write (fs/read_write.c:595)
[   30.101909][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.102097][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.102297][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.102486][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.102683][  T164]  vfs_write (fs/read_write.c:688)
[   30.102841][  T164]  ksys_write (fs/read_write.c:740)
[   30.103012][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.103204][  T164]  ? 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)
[   30.103394][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.103585][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.103773][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.103976][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.104178][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.104401][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.104597][  T164] 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
[   30.105163][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.105428][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.105686][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.105958][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.106228][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.106490][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.111302][  T164] ------------[ cut here ]------------
| [   30.111455][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   30.111737][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.112366][  T164] Tainted: [W]=WARN
[   30.112474][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.112654][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.112840][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.113359][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   30.113545][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc68ac0 RCX: 1ff40000000feea7
[   30.113759][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68b70
[   30.113980][  T164] RBP: ff1100000c24a000 R08: 1fe220000198d16f R09: ff1100000c0151f8
[   30.114202][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   30.114415][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.114632][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   30.114893][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.115075][  T164] CR2: 00007ff7badea8f4 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   30.115295][  T164] PKRU: 55555554
[   30.115402][  T164] Call Trace:
[   30.115511][  T164]  <TASK>
[   30.115585][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.115767][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.115951][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.116101][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.116285][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.116434][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.116580][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.116763][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.116948][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.117090][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.117239][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.117382][  T164]  ? 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)
[   30.117526][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.117669][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.117811][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.117964][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.118110][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.118258][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.118438][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.118618][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.118763][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.118912][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.119089][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.119234][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.119378][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.119520][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.119663][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.119772][  T164]  new_sync_write (fs/read_write.c:595)
[   30.119922][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.120065][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.120214][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.120356][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.120503][  T164]  vfs_write (fs/read_write.c:688)
[   30.120614][  T164]  ksys_write (fs/read_write.c:740)
[   30.120722][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.120869][  T164]  ? 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)
[   30.121011][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.121157][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.121298][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.121441][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.121583][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.121759][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.121912][  T164] 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
[   30.122422][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.122637][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.122848][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.123075][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.123291][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.123503][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.127113][  T164] ------------[ cut here ]------------
| [   30.127275][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   30.127561][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.128187][  T164] Tainted: [W]=WARN
[   30.128298][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.128480][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.128669][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.129189][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   30.129371][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc69540 RCX: 1ff40000000feea7
[   30.129584][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc695f0
[   30.129798][  T164] RBP: ff1100000cd92000 R08: 1fe220000198d2bf R09: ff1100000c0151f8
[   30.130017][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   30.130237][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.130452][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   30.130705][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.130892][  T164] CR2: 00007ff7badea8f4 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   30.131111][  T164] PKRU: 55555554
[   30.131225][  T164] Call Trace:
[   30.131333][  T164]  <TASK>
[   30.131409][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.131593][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.131775][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.131930][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.132112][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.132268][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.132415][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.132596][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.132775][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.132926][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.133070][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.133219][  T164]  ? 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)
[   30.133367][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.133510][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.133654][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.133802][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.133952][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.134097][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.134282][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.134463][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.134608][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.134752][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.134937][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.135080][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.135230][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.135372][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.135517][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.135626][  T164]  new_sync_write (fs/read_write.c:595)
[   30.135771][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.135919][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.136064][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.136214][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.136362][  T164]  vfs_write (fs/read_write.c:688)
[   30.136472][  T164]  ksys_write (fs/read_write.c:740)
[   30.136581][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.136725][  T164]  ? 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)
[   30.136874][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.137022][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.137272][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.137414][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.137558][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.137737][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.137897][  T164] 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
[   30.138413][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.138731][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.139150][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.139368][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.139684][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.139903][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.144982][  T164] ------------[ cut here ]------------
| [   30.145137][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   30.145420][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.146101][  T164] Tainted: [W]=WARN
[   30.146215][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.146397][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.146585][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.147097][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   30.147282][  T164] RAX: 00000000ffffffa6 RBX: ff11000005dc1540 RCX: 1ff40000000feea7
[   30.147499][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc15f0
[   30.147713][  T164] RBP: ff110000119ca000 R08: 1fe2200000bb82bf R09: ff1100000c0151f8
[   30.147933][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   30.148153][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.148368][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   30.148619][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.148799][  T164] CR2: 00007ff7badea8f4 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   30.149028][  T164] PKRU: 55555554
[   30.149137][  T164] Call Trace:
[   30.149244][  T164]  <TASK>
[   30.149319][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.149500][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.149681][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.149830][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.150017][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.150172][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.150319][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.150499][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.150676][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.150821][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.151088][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.151235][  T164]  ? 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)
[   30.151380][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.151524][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.151766][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.152033][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.152305][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.152451][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.152629][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.152811][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.153062][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.153208][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.153386][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.153529][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.153673][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.153817][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.154079][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.154191][  T164]  new_sync_write (fs/read_write.c:595)
[   30.154335][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.154478][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.154623][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.154767][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.154986][  T164]  vfs_write (fs/read_write.c:688)
[   30.155096][  T164]  ksys_write (fs/read_write.c:740)
[   30.155208][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.155350][  T164]  ? 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)
[   30.155493][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.155638][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.155780][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.156025][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.156172][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.156348][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.156496][  T164] 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
[   30.157062][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.157279][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.157493][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.157704][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.157977][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.158193][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.169157][  T164] ------------[ cut here ]------------
| [   30.169351][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   30.169682][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.170432][  T164] Tainted: [W]=WARN
[   30.170589][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.170818][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.171061][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.171622][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   30.171850][  T164] RAX: 00000000ffffffa6 RBX: ff11000005dc19c0 RCX: 1ff40000000feea7
[   30.172129][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1a70
[   30.172392][  T164] RBP: ff1100000bb02000 R08: 1fe2200000bb834f R09: ff1100000c0151f8
[   30.172652][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.172927][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.173198][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.173496][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.173724][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.173999][  T164] PKRU: 55555554
[   30.174160][  T164] Call Trace:
[   30.174315][  T164]  <TASK>
[   30.174436][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.174665][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.174904][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.175101][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.175338][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.175536][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.175731][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.175970][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.176203][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.176394][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.176585][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.176775][  T164]  ? 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)
[   30.176982][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.177182][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.177374][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.177568][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.177761][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.177966][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.178204][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.178433][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.178625][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.178816][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.179054][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.179254][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.179448][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.179639][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.179831][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.179999][  T164]  new_sync_write (fs/read_write.c:595)
[   30.180199][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.180391][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.180583][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.180774][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.180981][  T164]  vfs_write (fs/read_write.c:688)
[   30.181148][  T164]  ksys_write (fs/read_write.c:740)
[   30.181307][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.181497][  T164]  ? 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)
[   30.181692][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.181895][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.182086][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.182279][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.182471][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.182695][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.182904][  T164] 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
[   30.183459][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.183722][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.183994][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.184261][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.184520][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.184783][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.188552][  T164] ------------[ cut here ]------------
| [   30.188742][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   30.189287][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.190008][  T164] Tainted: [W]=WARN
[   30.190274][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.190505][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.190739][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.191411][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   30.191643][  T164] RAX: 00000000ffffffa6 RBX: ff11000005ede940 RCX: 1ff40000000feea7
[   30.192015][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede9f0
[   30.192285][  T164] RBP: ff1100000c882000 R08: 1fe2200000bdbd3f R09: ff1100000c0151f8
[   30.192645][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.193014][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.193486][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.193900][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.194134][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.194397][  T164] PKRU: 55555554
[   30.194650][  T164] Call Trace:
[   30.194805][  T164]  <TASK>
[   30.194940][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.195278][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.195508][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   30.195703][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   30.195945][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   30.196247][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   30.196445][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   30.196881][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.197106][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.197403][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.197599][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.197788][  T164]  ? 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)
[   30.198085][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.198279][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.198469][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.198662][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.198856][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.199168][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.199402][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.199629][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.199820][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.200118][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.200451][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.200642][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.200835][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.201036][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.201237][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.201395][  T164]  new_sync_write (fs/read_write.c:595)
[   30.201588][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.201778][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.201984][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.202182][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.202379][  T164]  vfs_write (fs/read_write.c:688)
[   30.202538][  T164]  ksys_write (fs/read_write.c:740)
[   30.202793][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.203091][  T164]  ? 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)
[   30.203392][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.203583][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.203880][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.204173][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.204373][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.204597][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.204790][  T164] 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
[   30.205355][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.205625][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.205895][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.206161][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.206420][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.206683][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.211373][  T164] ------------[ cut here ]------------
| [   30.211553][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   30.211888][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.212563][  T164] Tainted: [W]=WARN
[   30.212712][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.212941][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.213175][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.213707][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   30.214049][  T164] RAX: 00000000ffffffa6 RBX: ff11000009eef0c0 RCX: 1ff40000000feeef
[   30.214361][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009eef170
[   30.214669][  T164] RBP: ff1100000cd1a000 R08: 1fe22000013dde2f R09: ff1100000c0151f8
[   30.214984][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.215293][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.215600][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.215960][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.216243][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.216554][  T164] PKRU: 55555554
[   30.216755][  T164] Call Trace:
[   30.216971][  T164]  <TASK>
[   30.217149][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.217426][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.217694][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   30.217944][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   30.218190][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.218431][  T164]  ? 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)
[   30.218673][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   30.218965][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.219218][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.219462][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   30.219703][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   30.219973][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   30.220262][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   30.220537][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   30.220777][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   30.221046][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   30.221328][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.221568][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.221809][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.222082][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.222330][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.222537][  T164]  new_sync_write (fs/read_write.c:595)
[   30.222776][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.223046][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.223294][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.223531][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.223775][  T164]  vfs_write (fs/read_write.c:688)
[   30.224011][  T164]  ksys_write (fs/read_write.c:740)
[   30.224268][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.224541][  T164]  ? 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)
[   30.224854][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.225285][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.225582][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.225889][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.226186][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.226493][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.226797][  T164] 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
[   30.227428][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.227738][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.228075][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.228391][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   30.228696][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.229017][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.281621][ T1602] ------------[ cut here ]------------
| [   30.281823][ T1602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1602
| [   30.282969][ T1602] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.283736][ T1602] Tainted: [W]=WARN
[   30.283963][ T1602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.284245][ T1602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.284485][ T1602] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.284996][ T1602] RSP: 0018:ffa0000003427060 EFLAGS: 00010286
[   30.285210][ T1602] RAX: 00000000ffffffa6 RBX: ff11000009b1de40 RCX: 1ff4000000684dd2
[   30.285450][ T1602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1def0
[   30.285686][ T1602] RBP: ff1100000c2b1000 R08: 1fe2200001363bdf R09: ff1100000f262e58
[   30.285933][ T1602] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   30.286174][ T1602] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003427100
[   30.286410][ T1602] FS:  00007fa362c91840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.286676][ T1602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.286894][ T1602] CR2: 00007fa362f611a0 CR3: 000000000f3b7004 CR4: 0000000000771ef0
[   30.287136][ T1602] PKRU: 55555554
[   30.287278][ T1602] Call Trace:
[   30.287420][ T1602]  <TASK>
[   30.287531][ T1602]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.287706][ T1602]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.287850][ T1602]  netif_close_many (net/core/dev.c:1804)
[   30.288039][ T1602]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.288217][ T1602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.288390][ T1602]  ? __dev_close_many (net/core/dev.c:1781)
[   30.288563][ T1602]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   30.288770][ T1602]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   30.288987][ T1602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.289167][ T1602]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.289369][ T1602]  ? 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)
[   30.289542][ T1602]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   30.289714][ T1602]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   30.289934][ T1602]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.290107][ T1602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.290288][ T1602]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   30.290462][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.290632][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.290807][ T1602]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.290995][ T1602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.291173][ T1602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.291365][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.291537][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.291711][ T1602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.291895][ T1602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.292070][ T1602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.292252][ T1602]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   30.292427][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.292599][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.292772][ T1602]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.292960][ T1602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.293146][ T1602]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.293320][ T1602]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.293493][ T1602]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.293665][ T1602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.293838][ T1602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.294026][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.294206][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.294381][ T1602]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.294553][ T1602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.294727][ T1602]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.294915][ T1602]  ? 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))
[   30.295088][ T1602]  ? 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))
[   30.295268][ T1602]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.295442][ T1602]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.295614][ T1602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.295788][ T1602]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.295976][ T1602]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.296157][ T1602]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.296335][ T1602]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.296510][ T1602]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.296682][ T1602]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.296895][ T1602]  ? move_addr_to_kernel (net/socket.c:258)
[   30.297070][ T1602]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.297251][ T1602]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.297428][ T1602]  ___sys_sendmsg (net/socket.c:2752)
[   30.297601][ T1602]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.297805][ T1602]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.298004][ T1602]  __sys_sendmsg (net/socket.c:2784)
[   30.298187][ T1602]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.298359][ T1602]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.298566][ T1602]  ? 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)
[   30.298740][ T1602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.298930][ T1602]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.299102][ T1602]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.299281][ T1602]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.299456][ T1602]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.299658][ T1602] RIP: 0033:0x7fa362ecb08e
[   30.299837][ T1602] 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
[   30.300344][ T1602] RSP: 002b:00007ffc2f157b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.300580][ T1602] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa362ecb08e
[   30.300812][ T1602] RDX: 0000000000000000 RSI: 00007ffc2f157c10 RDI: 0000000000000005
[   30.301056][ T1602] RBP: 00007ffc2f157b70 R08: 0000000000000000 R09: 0000000000000000
[   30.301298][ T1602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb43
[   30.301529][ T1602] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2f1582d0
| [   30.304617][ T1602] ------------[ cut here ]------------
| [   30.304753][ T1602] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1602
| [   30.305007][ T1602] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.305511][ T1602] Tainted: [W]=WARN
[   30.305603][ T1602] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.305757][ T1602] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.305931][ T1602] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.306377][ T1602] RSP: 0018:ffa0000003427190 EFLAGS: 00010286
[   30.306535][ T1602] RAX: 00000000ffffffa6 RBX: ff1100000b1430c0 RCX: 1ff4000000684df8
[   30.306719][ T1602] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b143170
[   30.306908][ T1602] RBP: ff1100000c2b1000 R08: 1fe220000162862f R09: ff1100000f262e58
[   30.307091][ T1602] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   30.307277][ T1602] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.307466][ T1602] FS:  00007fa362c91840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   30.307682][ T1602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.307836][ T1602] CR2: 00005634ecc01a7c CR3: 000000000f3b7002 CR4: 0000000000771ef0
[   30.308026][ T1602] PKRU: 55555554
[   30.308118][ T1602] Call Trace:
[   30.308214][ T1602]  <TASK>
[   30.308279][ T1602]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.308435][ T1602]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.308586][ T1602]  ? 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)
[   30.308708][ T1602]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   30.308829][ T1602]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   30.308989][ T1602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.309114][ T1602]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   30.309241][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.309363][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.309486][ T1602]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.309608][ T1602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.309729][ T1602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.309881][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.310003][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.310130][ T1602]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.310251][ T1602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.310383][ T1602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.310505][ T1602]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   30.310629][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.310750][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.310876][ T1602]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.310997][ T1602]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.311119][ T1602]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.311247][ T1602]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.311369][ T1602]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.311491][ T1602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.311612][ T1602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.311736][ T1602]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.311858][ T1602]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.311987][ T1602]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.312109][ T1602]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.312237][ T1602]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.312362][ T1602]  ? 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))
[   30.312486][ T1602]  ? 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))
[   30.312609][ T1602]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.312733][ T1602]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.312855][ T1602]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.312987][ T1602]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.313111][ T1602]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.313238][ T1602]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.313363][ T1602]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.313485][ T1602]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.313607][ T1602]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.313759][ T1602]  ? move_addr_to_kernel (net/socket.c:258)
[   30.313888][ T1602]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.314009][ T1602]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.314138][ T1602]  ___sys_sendmsg (net/socket.c:2752)
[   30.314259][ T1602]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.314411][ T1602]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.314545][ T1602]  __sys_sendmsg (net/socket.c:2784)
[   30.314666][ T1602]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.314786][ T1602]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.314957][ T1602]  ? 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)
[   30.315081][ T1602]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.315207][ T1602]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.315328][ T1602]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.315450][ T1602]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.315572][ T1602]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.315723][ T1602] RIP: 0033:0x7fa362ecb08e
[   30.315849][ T1602] 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
[   30.316290][ T1602] RSP: 002b:00007ffc2f157b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.316472][ T1602] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa362ecb08e
[   30.316653][ T1602] RDX: 0000000000000000 RSI: 00007ffc2f157c10 RDI: 0000000000000005
[   30.316835][ T1602] RBP: 00007ffc2f157b70 R08: 0000000000000000 R09: 0000000000000000
[   30.317023][ T1602] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb43
[   30.317212][ T1602] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2f1582d0
| [   30.371497][ T1603] ------------[ cut here ]------------
| [   30.371693][ T1603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1603
| [   30.372021][ T1603] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.372656][ T1603] Tainted: [W]=WARN
[   30.372801][ T1603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.373517][ T1603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.373730][ T1603] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.374286][ T1603] RSP: 0018:ffa0000003427060 EFLAGS: 00010286
[   30.374495][ T1603] RAX: 00000000ffffffa6 RBX: ff1100000aedeac0 RCX: 1ff4000000684dd2
[   30.374731][ T1603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedeb70
[   30.374983][ T1603] RBP: ff1100000215c000 R08: 1fe22000015dbd6f R09: ff1100000f265158
[   30.375229][ T1603] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   30.375466][ T1603] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000003427100
[   30.375708][ T1603] FS:  00007fb5252f4840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.375995][ T1603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.376211][ T1603] CR2: 00000000138e0988 CR3: 000000000f07c006 CR4: 0000000000771ef0
[   30.376450][ T1603] PKRU: 55555554
[   30.376591][ T1603] Call Trace:
[   30.376733][ T1603]  <TASK>
[   30.376846][ T1603]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.377035][ T1603]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.377188][ T1603]  netif_close_many (net/core/dev.c:1804)
[   30.377361][ T1603]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.377533][ T1603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.377710][ T1603]  ? __dev_close_many (net/core/dev.c:1781)
[   30.377897][ T1603]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   30.378103][ T1603]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   30.378314][ T1603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.378487][ T1603]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.378690][ T1603]  ? 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)
[   30.378877][ T1603]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   30.379048][ T1603]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   30.379260][ T1603]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   30.379436][ T1603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.379612][ T1603]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   30.379786][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.379971][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.380151][ T1603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.380326][ T1603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.380500][ T1603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.380691][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.380877][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.381053][ T1603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.381230][ T1603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.381404][ T1603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.381578][ T1603]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   30.381753][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.381938][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.382111][ T1603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.382293][ T1603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.382468][ T1603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.382641][ T1603]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.382815][ T1603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.382999][ T1603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.383180][ T1603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.383356][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.383529][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.383705][ T1603]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.383890][ T1603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.384067][ T1603]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.384253][ T1603]  ? 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))
[   30.384428][ T1603]  ? 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))
[   30.384605][ T1603]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.384780][ T1603]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.384967][ T1603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.385150][ T1603]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.385325][ T1603]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.385500][ T1603]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.385677][ T1603]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.385853][ T1603]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.386040][ T1603]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.386250][ T1603]  ? move_addr_to_kernel (net/socket.c:258)
[   30.386425][ T1603]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.386598][ T1603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.386773][ T1603]  ___sys_sendmsg (net/socket.c:2752)
[   30.386959][ T1603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.387169][ T1603]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.387355][ T1603]  __sys_sendmsg (net/socket.c:2784)
[   30.387531][ T1603]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.387703][ T1603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.387925][ T1603]  ? 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)
[   30.388099][ T1603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.388282][ T1603]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.388454][ T1603]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.388626][ T1603]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.388800][ T1603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.389016][ T1603] RIP: 0033:0x7fb52552e08e
[   30.389201][ T1603] 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
[   30.389694][ T1603] RSP: 002b:00007fff7330efa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.389944][ T1603] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb52552e08e
[   30.390185][ T1603] RDX: 0000000000000000 RSI: 00007fff7330f050 RDI: 0000000000000005
[   30.390419][ T1603] RBP: 00007fff7330efb0 R08: 0000000000000000 R09: 0000000000000000
[   30.390655][ T1603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb43
[   30.390901][ T1603] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7330f710
| [   30.399626][ T1603] ------------[ cut here ]------------
| [   30.399797][ T1603] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1603
| [   30.400098][ T1603] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.400691][ T1603] Tainted: [W]=WARN
[   30.400839][ T1603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.401050][ T1603] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.401262][ T1603] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.401736][ T1603] RSP: 0018:ffa0000003427190 EFLAGS: 00010286
[   30.401950][ T1603] RAX: 00000000ffffffa6 RBX: ff1100000cc9f0c0 RCX: 1ff4000000684df8
[   30.402185][ T1603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9f170
[   30.402412][ T1603] RBP: ff1100000215c000 R08: 1fe2200001993e2f R09: ff1100000f265158
[   30.402642][ T1603] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   30.402881][ T1603] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   30.403110][ T1603] FS:  00007fb5252f4840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.403376][ T1603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.403579][ T1603] CR2: 00000000138e0988 CR3: 000000000f07c006 CR4: 0000000000771ef0
[   30.403808][ T1603] PKRU: 55555554
[   30.403958][ T1603] Call Trace:
[   30.404100][ T1603]  <TASK>
[   30.404216][ T1603]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   30.404417][ T1603]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   30.404612][ T1603]  ? 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)
[   30.404782][ T1603]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   30.404964][ T1603]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   30.405170][ T1603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.405342][ T1603]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   30.405511][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.405678][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.405847][ T1603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.406028][ T1603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.406203][ T1603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.406395][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.406562][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.406732][ T1603]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.406912][ T1603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.407081][ T1603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.407257][ T1603]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   30.407427][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.407597][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.407767][ T1603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.407948][ T1603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.408118][ T1603]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   30.408294][ T1603]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.408464][ T1603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.408633][ T1603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.408805][ T1603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.408989][ T1603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.409164][ T1603]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.409335][ T1603]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.409502][ T1603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.409673][ T1603]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.409845][ T1603]  ? 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))
[   30.410026][ T1603]  ? 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))
[   30.410214][ T1603]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.410387][ T1603]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.410557][ T1603]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.410728][ T1603]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.410911][ T1603]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.411086][ T1603]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.411264][ T1603]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.411434][ T1603]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.411606][ T1603]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.411803][ T1603]  ? move_addr_to_kernel (net/socket.c:258)
[   30.411986][ T1603]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.412163][ T1603]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.412333][ T1603]  ___sys_sendmsg (net/socket.c:2752)
[   30.412501][ T1603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.412702][ T1603]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.412894][ T1603]  __sys_sendmsg (net/socket.c:2784)
[   30.413063][ T1603]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.413238][ T1603]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.413439][ T1603]  ? 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)
[   30.413608][ T1603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.413778][ T1603]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.413959][ T1603]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.414135][ T1603]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.414304][ T1603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.414500][ T1603] RIP: 0033:0x7fb52552e08e
[   30.414673][ T1603] 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
[   30.415164][ T1603] RSP: 002b:00007fff7330efa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.415395][ T1603] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb52552e08e
[   30.415620][ T1603] RDX: 0000000000000000 RSI: 00007fff7330f050 RDI: 0000000000000005
[   30.415848][ T1603] RBP: 00007fff7330efb0 R08: 0000000000000000 R09: 0000000000000000
[   30.416091][ T1603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb43
[   30.416321][ T1603] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7330f710
| [   30.438571][  T164] ------------[ cut here ]------------
| [   30.438730][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   30.439030][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.439721][  T164] Tainted: [W]=WARN
[   30.439831][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.440016][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.440206][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.440709][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   30.440896][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194fcc0 RCX: 1ff40000000feed1
[   30.441107][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fd70
[   30.441326][  T164] RBP: ff1100000cdaa000 R08: 1fe2200002329faf R09: ff1100000c0151f8
[   30.441537][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   30.441747][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cdaa000
[   30.441966][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   30.442216][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.442396][  T164] CR2: 00005634ecc19270 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   30.442606][  T164] PKRU: 55555554
[   30.442712][  T164] Call Trace:
[   30.442817][  T164]  <TASK>
[   30.442896][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.443041][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.443153][  T164]  register_netdevice (net/core/dev.c:11488)
[   30.443298][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   30.443472][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   30.443617][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   30.443800][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   30.444007][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   30.444193][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   30.444375][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.444518][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   30.444658][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   30.444837][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   30.445040][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   30.445223][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   30.445363][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   30.445507][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   30.445651][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   30.445758][  T164]  new_sync_write (fs/read_write.c:595)
[   30.445961][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.446201][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   30.446346][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.446487][  T164]  ? ksys_write (fs/read_write.c:740)
[   30.446631][  T164]  vfs_write (fs/read_write.c:688)
[   30.446740][  T164]  ksys_write (fs/read_write.c:740)
[   30.446847][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   30.447076][  T164]  ? 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)
[   30.447221][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.447364][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.447504][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.447643][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.447785][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.448000][  T164] RIP: 0033:0x7f4f5d5d508e
[   30.448161][  T164] 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
[   30.448660][  T164] RSP: 002b:00007ffc17314690 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   30.448878][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   30.449090][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   30.449307][  T164] RBP: 00007ffc173146a0 R08: 0000000000000000 R09: 0000000000000000
[   30.449518][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   30.449728][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   30.562516][ T1609] ------------[ cut here ]------------
| [   30.562709][ T1609] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1609
| [   30.563031][ T1609] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.563659][ T1609] Tainted: [W]=WARN
[   30.563805][ T1609] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.564028][ T1609] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.564253][ T1609] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.564768][ T1609] RSP: 0018:ffa0000003c37020 EFLAGS: 00010286
[   30.564992][ T1609] RAX: 00000000ffffffa6 RBX: ff1100000f3fcf40 RCX: 1ff4000000786dca
[   30.565244][ T1609] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fcff0
[   30.565485][ T1609] RBP: ff1100000cdaa000 R08: 1fe2200001e7f9ff R09: ff1100000eb02e80
[   30.565729][ T1609] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   30.565978][ T1609] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.566227][ T1609] FS:  00007f5193f7e840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.566503][ T1609] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.566714][ T1609] CR2: 0000000004581988 CR3: 000000001230e003 CR4: 0000000000771ef0
[   30.566970][ T1609] PKRU: 55555554
[   30.567115][ T1609] Call Trace:
[   30.567267][ T1609]  <TASK>
[   30.567380][ T1609]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   30.567558][ T1609]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.567737][ T1609]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.567895][ T1609]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.568071][ T1609]  __dev_notify_flags (net/core/dev.c:9787)
[   30.568276][ T1609]  ? netif_change_name (net/core/dev.c:1495)
[   30.568454][ T1609]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.568631][ T1609]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.568807][ T1609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.569082][ T1609]  ? 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))
[   30.569345][ T1609]  netif_change_flags (net/core/dev.c:9820)
[   30.569620][ T1609]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.569889][ T1609]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.570159][ T1609]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.570441][ T1609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.570673][ T1609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.570848][ T1609]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.571043][ T1609]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.571240][ T1609]  ? __kernel_text_address (kernel/extable.c:79)
[   30.571419][ T1609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.571598][ T1609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.571775][ T1609]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.571967][ T1609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.572152][ T1609]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.572329][ T1609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.572508][ T1609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.572687][ T1609]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.572960][ T1609]  ? __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)
[   30.573147][ T1609]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.573326][ T1609]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.573506][ T1609]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.573684][ T1609]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.573881][ T1609]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.574063][ T1609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.574246][ T1609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.574424][ T1609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.574600][ T1609]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.574777][ T1609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.574970][ T1609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.575154][ T1609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.575332][ T1609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.575511][ T1609]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.575690][ T1609]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.575879][ T1609]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.576057][ T1609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.576242][ T1609]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.576419][ T1609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.576598][ T1609]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.576775][ T1609]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.576967][ T1609]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.577152][ T1609]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.577330][ T1609]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.577510][ T1609]  ? 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))
[   30.577687][ T1609]  ? 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))
[   30.577879][ T1609]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.578058][ T1609]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.578247][ T1609]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.578431][ T1609]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.578608][ T1609]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.578786][ T1609]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.578978][ T1609]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.579163][ T1609]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.579340][ T1609]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.579550][ T1609]  ? move_addr_to_kernel (net/socket.c:258)
[   30.579728][ T1609]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.579914][ T1609]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.580093][ T1609]  ___sys_sendmsg (net/socket.c:2752)
[   30.580275][ T1609]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.580484][ T1609]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.580673][ T1609]  __sys_sendmsg (net/socket.c:2784)
[   30.580853][ T1609]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.581040][ T1609]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.581265][ T1609]  ? 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)
[   30.581443][ T1609]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.581621][ T1609]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.581797][ T1609]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.581986][ T1609]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.582171][ T1609]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.582380][ T1609] RIP: 0033:0x7f51941b808e
[   30.582562][ T1609] 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
[   30.583076][ T1609] RSP: 002b:00007ffc545974b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.583331][ T1609] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f51941b808e
[   30.583572][ T1609] RDX: 0000000000000000 RSI: 00007ffc54597560 RDI: 0000000000000005
[   30.583811][ T1609] RBP: 00007ffc545974c0 R08: 0000000000000000 R09: 0000000000000000
[   30.584064][ T1609] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb43
[   30.584311][ T1609] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc54597c20
| [   30.624564][ T1611] ------------[ cut here ]------------
| [   30.624724][ T1611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1611
| [   30.625468][ T1611] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.626051][ T1611] Tainted: [W]=WARN
[   30.626166][ T1611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.626342][ T1611] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.626529][ T1611] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.627047][ T1611] RSP: 0018:ffa00000037f6f70 EFLAGS: 00010286
[   30.627230][ T1611] RAX: 00000000ffffffa6 RBX: ff1100000aede4c0 RCX: 1ff40000006fedb4
[   30.627441][ T1611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede570
[   30.627650][ T1611] RBP: ff1100000cdaa000 R08: 1fe22000015dbcaf R09: ff1100000f4a5180
[   30.627860][ T1611] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   30.628081][ T1611] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   30.628300][ T1611] FS:  00007fd88ae99840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   30.628547][ T1611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.628722][ T1611] CR2: 0000000036054a28 CR3: 000000000f53a006 CR4: 0000000000771ef0
[   30.628941][ T1611] PKRU: 55555554
[   30.629045][ T1611] Call Trace:
[   30.629157][ T1611]  <TASK>
[   30.629230][ T1611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.629371][ T1611]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.629513][ T1611]  notifier_call_chain (kernel/notifier.c:85)
[   30.629657][ T1611]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   30.629803][ T1611]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.629952][ T1611]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.630094][ T1611]  netdev_upper_dev_link (net/core/dev.c:8972)
[   30.630242][ T1611]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   30.630384][ T1611] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   30.630534][ T1611]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.630678][ T1611] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.630824][ T1611]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.630975][ T1611]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.631116][ T1611]  ? nla_strscpy (lib/nlattr.c:795)
[   30.631260][ T1611]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.631402][ T1611]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.631541][ T1611]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.631680][ T1611]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.631825][ T1611]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.631975][ T1611]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.632116][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.632260][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.632400][ T1611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.632538][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.632677][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.632822][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.632969][ T1611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.633111][ T1611]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.633256][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.633395][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.633533][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.633673][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.633813][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.634018][ T1611]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.634164][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.634303][ T1611]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.634445][ T1611]  ? 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))
[   30.634585][ T1611]  ? 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))
[   30.634725][ T1611]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.634926][ T1611]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.635066][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.635212][ T1611]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.635352][ T1611]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.635493][ T1611]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.635635][ T1611]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.635775][ T1611]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.635998][ T1611]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.636273][ T1611]  ? move_addr_to_kernel (net/socket.c:258)
[   30.636414][ T1611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.636552][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.636692][ T1611]  ___sys_sendmsg (net/socket.c:2752)
[   30.636830][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.637106][ T1611]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.637306][ T1611]  __sys_sendmsg (net/socket.c:2784)
[   30.637458][ T1611]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.637603][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.637798][ T1611]  ? 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)
[   30.638019][ T1611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.638166][ T1611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.638309][ T1611]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.638447][ T1611]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.638586][ T1611]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.638757][ T1611] RIP: 0033:0x7fd88b0d308e
[   30.638996][ T1611] 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
[   30.639507][ T1611] RSP: 002b:00007ffe68078ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.639726][ T1611] RAX: ffffffffffffffda RBX: 00007ffe68079688 RCX: 00007fd88b0d308e
[   30.640020][ T1611] RDX: 0000000000000000 RSI: 00007ffe68078fa0 RDI: 0000000000000005
[   30.640244][ T1611] RBP: 00007ffe68078f00 R08: 0000000000000000 R09: 0000000000000000
[   30.640450][ T1611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.640668][ T1611] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe68079660
| [   30.642604][ T1611] ------------[ cut here ]------------
| [   30.642740][ T1611] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1611
| [   30.643017][ T1611] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.643580][ T1611] Tainted: [W]=WARN
[   30.643684][ T1611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.643858][ T1611] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.644060][ T1611] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.644561][ T1611] RSP: 0018:ffa00000037f6fd0 EFLAGS: 00010286
[   30.644733][ T1611] RAX: 00000000ffffffa6 RBX: ff1100000cc9fe40 RCX: 1ff40000006fedc0
[   30.644946][ T1611] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9fef0
[   30.645161][ T1611] RBP: ff11000010c22000 R08: 1fe2200001993fdf R09: ff1100000f4a5180
[   30.645366][ T1611] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   30.645574][ T1611] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c22e04
[   30.645780][ T1611] FS:  00007fd88ae99840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   30.646037][ T1611] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.646216][ T1611] CR2: 0000000036054a28 CR3: 000000000f53a006 CR4: 0000000000771ef0
[   30.646424][ T1611] PKRU: 55555554
[   30.646527][ T1611] Call Trace:
[   30.646632][ T1611]  <TASK>
[   30.646706][ T1611]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.646853][ T1611]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.646964][ T1611]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.647103][ T1611]  __dev_notify_flags (net/core/dev.c:9787)
[   30.647246][ T1611]  ? netif_change_name (net/core/dev.c:1495)
[   30.647386][ T1611]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.647530][ T1611]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   30.647695][ T1611]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.647839][ T1611] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.647987][ T1611]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.648134][ T1611] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.648276][ T1611]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.648419][ T1611]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.648559][ T1611]  ? nla_strscpy (lib/nlattr.c:795)
[   30.648724][ T1611]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.648871][ T1611]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.649010][ T1611]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.649152][ T1611]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.649295][ T1611]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.649437][ T1611]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.649586][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.649723][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.649870][ T1611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.650009][ T1611]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.650172][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.650315][ T1611]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.650454][ T1611]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.650593][ T1611]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.650732][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.650876][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.651044][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.651192][ T1611]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.651330][ T1611]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.651470][ T1611]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.651609][ T1611]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.651748][ T1611]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.651895][ T1611]  ? 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))
[   30.652033][ T1611]  ? 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))
[   30.652179][ T1611]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.652317][ T1611]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.652455][ T1611]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.652596][ T1611]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.652737][ T1611]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.652881][ T1611]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.653023][ T1611]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.653167][ T1611]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.653306][ T1611]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.653480][ T1611]  ? move_addr_to_kernel (net/socket.c:258)
[   30.653620][ T1611]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.653759][ T1611]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.653905][ T1611]  ___sys_sendmsg (net/socket.c:2752)
[   30.654043][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.654223][ T1611]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.654373][ T1611]  __sys_sendmsg (net/socket.c:2784)
[   30.654513][ T1611]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.654650][ T1611]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.654829][ T1611]  ? 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)
[   30.654973][ T1611]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.655114][ T1611]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.655259][ T1611]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.655397][ T1611]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.655561][ T1611]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.655740][ T1611] RIP: 0033:0x7fd88b0d308e
[   30.655889][ T1611] 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
[   30.656409][ T1611] RSP: 002b:00007ffe68078ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.656621][ T1611] RAX: ffffffffffffffda RBX: 00007ffe68079688 RCX: 00007fd88b0d308e
[   30.656830][ T1611] RDX: 0000000000000000 RSI: 00007ffe68078fa0 RDI: 0000000000000005
[   30.657043][ T1611] RBP: 00007ffe68078f00 R08: 0000000000000000 R09: 0000000000000000
[   30.657257][ T1611] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.657465][ T1611] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe68079660
| [   30.688872][ T1612] ------------[ cut here ]------------
| [   30.689067][ T1612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1612
| [   30.689401][ T1612] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.690046][ T1612] Tainted: [W]=WARN
[   30.690200][ T1612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.690408][ T1612] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.690622][ T1612] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.691347][ T1612] RSP: 0018:ffa0000003c37020 EFLAGS: 00010286
[   30.691558][ T1612] RAX: 00000000ffffffa6 RBX: ff1100000b2ea040 RCX: 1ff4000000786dca
[   30.691800][ T1612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea0f0
[   30.692061][ T1612] RBP: ff11000010c22000 R08: 1fe220000165d41f R09: ff1100000f4a2e58
[   30.692307][ T1612] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   30.692546][ T1612] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.692788][ T1612] FS:  00007f2791922840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.693074][ T1612] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.693290][ T1612] CR2: 00007f2791bf21a0 CR3: 000000000e9af001 CR4: 0000000000771ef0
[   30.693533][ T1612] PKRU: 55555554
[   30.693678][ T1612] Call Trace:
[   30.693821][ T1612]  <TASK>
[   30.693947][ T1612]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.694135][ T1612]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.694285][ T1612]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.694462][ T1612]  __dev_notify_flags (net/core/dev.c:9787)
[   30.694641][ T1612]  ? netif_change_name (net/core/dev.c:1495)
[   30.694823][ T1612]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.695016][ T1612]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.695198][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.695377][ T1612]  ? 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))
[   30.695557][ T1612]  netif_change_flags (net/core/dev.c:9820)
[   30.695768][ T1612]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.695959][ T1612]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.696152][ T1612]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.696329][ T1612]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.696536][ T1612]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.696715][ T1612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.696911][ T1612]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.697121][ T1612]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.697329][ T1612]  ? __kernel_text_address (kernel/extable.c:79)
[   30.697510][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.697688][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.697905][ T1612]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.698112][ T1612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.698303][ T1612]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.698499][ T1612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.698677][ T1612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.698854][ T1612]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.699057][ T1612]  ? __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)
[   30.699276][ T1612]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.699461][ T1612]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.699639][ T1612]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.699819][ T1612]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.700016][ T1612]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.700204][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.700382][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.700560][ T1612]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.700736][ T1612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.700925][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.701106][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.701309][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.701494][ T1612]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.701671][ T1612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.701901][ T1612]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.702078][ T1612]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.702304][ T1612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.702487][ T1612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.702667][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.702847][ T1612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.703045][ T1612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.703238][ T1612]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.703413][ T1612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.703591][ T1612]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.703772][ T1612]  ? 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))
[   30.703978][ T1612]  ? 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))
[   30.704169][ T1612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.704349][ T1612]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.704525][ T1612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.704705][ T1612]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.704898][ T1612]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.705076][ T1612]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.705304][ T1612]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.705483][ T1612]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.705663][ T1612]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.705883][ T1612]  ? move_addr_to_kernel (net/socket.c:258)
[   30.706083][ T1612]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.706265][ T1612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.706447][ T1612]  ___sys_sendmsg (net/socket.c:2752)
[   30.706626][ T1612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.706846][ T1612]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.707071][ T1612]  __sys_sendmsg (net/socket.c:2784)
[   30.707258][ T1612]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.707467][ T1612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.707679][ T1612]  ? 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)
[   30.707857][ T1612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.708082][ T1612]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.708275][ T1612]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.708458][ T1612]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.708643][ T1612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.708858][ T1612] RIP: 0033:0x7f2791b5c08e
[   30.709055][ T1612] 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
[   30.709597][ T1612] RSP: 002b:00007ffdb639fed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.709838][ T1612] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2791b5c08e
[   30.710112][ T1612] RDX: 0000000000000000 RSI: 00007ffdb639ff80 RDI: 0000000000000005
[   30.710360][ T1612] RBP: 00007ffdb639fee0 R08: 0000000000000000 R09: 0000000000000000
[   30.710614][ T1612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.710855][ T1612] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb63a0640
| [   30.770151][ T1619] ------------[ cut here ]------------
| [   30.770358][ T1619] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1619
| [   30.770683][ T1619] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.771551][ T1619] Tainted: [W]=WARN
[   30.771799][ T1619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.772133][ T1619] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.772461][ T1619] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.773108][ T1619] RSP: 0018:ffa0000003ae6f70 EFLAGS: 00010286
[   30.773433][ T1619] RAX: 00000000ffffffa6 RBX: ff1100000cc68040 RCX: 1ff400000075cdb4
[   30.773683][ T1619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc680f0
[   30.773949][ T1619] RBP: ff1100000cdaa000 R08: 1fe220000198d01f R09: ff1100000cbd0b80
[   30.774216][ T1619] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   30.774469][ T1619] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   30.774724][ T1619] FS:  00007f509140c840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   30.775032][ T1619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.775261][ T1619] CR2: 0000000022d3aa28 CR3: 000000000f4c6003 CR4: 0000000000771ef0
[   30.775519][ T1619] PKRU: 55555554
[   30.775670][ T1619] Call Trace:
[   30.775822][ T1619]  <TASK>
[   30.775954][ T1619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.776147][ T1619]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.776339][ T1619]  notifier_call_chain (kernel/notifier.c:85)
[   30.776529][ T1619]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   30.776718][ T1619]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.776919][ T1619]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.777107][ T1619]  netdev_upper_dev_link (net/core/dev.c:8972)
[   30.777302][ T1619]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   30.777494][ T1619] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   30.777688][ T1619]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.777893][ T1619] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.778086][ T1619]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.778283][ T1619]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.778471][ T1619]  ? nla_strscpy (lib/nlattr.c:795)
[   30.778660][ T1619]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.778853][ T1619]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.779075][ T1619]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.779271][ T1619]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.779466][ T1619]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.779659][ T1619]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.779849][ T1619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.780046][ T1619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.780241][ T1619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.780430][ T1619]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.780617][ T1619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.780809][ T1619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.781010][ T1619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.781212][ T1619]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.781401][ T1619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.781588][ T1619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.781777][ T1619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.781983][ T1619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.782177][ T1619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.782368][ T1619]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.782553][ T1619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.782742][ T1619]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.782946][ T1619]  ? 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))
[   30.783139][ T1619]  ? 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))
[   30.783332][ T1619]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.783521][ T1619]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.783707][ T1619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.783911][ T1619]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.784100][ T1619]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.784296][ T1619]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.784484][ T1619]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.784671][ T1619]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.784874][ T1619]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.785093][ T1619]  ? move_addr_to_kernel (net/socket.c:258)
[   30.785289][ T1619]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.785478][ T1619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.785667][ T1619]  ___sys_sendmsg (net/socket.c:2752)
[   30.785852][ T1619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.786087][ T1619]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.786293][ T1619]  __sys_sendmsg (net/socket.c:2784)
[   30.786481][ T1619]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.786666][ T1619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.786904][ T1619]  ? 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)
[   30.787089][ T1619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.787281][ T1619]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.787466][ T1619]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.787656][ T1619]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.787844][ T1619]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.788076][ T1619] RIP: 0033:0x7f509164608e
[   30.788276][ T1619] 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
[   30.788818][ T1619] RSP: 002b:00007ffd80c18600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.789088][ T1619] RAX: ffffffffffffffda RBX: 00007ffd80c18d98 RCX: 00007f509164608e
[   30.789345][ T1619] RDX: 0000000000000000 RSI: 00007ffd80c186b0 RDI: 0000000000000005
[   30.789598][ T1619] RBP: 00007ffd80c18610 R08: 0000000000000000 R09: 0000000000000000
[   30.789853][ T1619] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.790121][ T1619] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd80c18d70
| [   30.792213][ T1619] ------------[ cut here ]------------
| [   30.792367][ T1619] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1619
| [   30.792646][ T1619] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.793229][ T1619] Tainted: [W]=WARN
[   30.793336][ T1619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.793512][ T1619] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.793694][ T1619] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.794231][ T1619] RSP: 0018:ffa0000003ae6fd0 EFLAGS: 00010286
[   30.794408][ T1619] RAX: 00000000ffffffa6 RBX: ff1100000cc9eac0 RCX: 1ff400000075cdc0
[   30.794617][ T1619] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9eb70
[   30.794825][ T1619] RBP: ff11000012852000 R08: 1fe2200001993d6f R09: ff1100000cbd0b80
[   30.795040][ T1619] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   30.795257][ T1619] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012852e04
[   30.795467][ T1619] FS:  00007f509140c840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   30.795714][ T1619] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.795898][ T1619] CR2: 00007f4f5d774f98 CR3: 000000000f4c6001 CR4: 0000000000771ef0
[   30.796110][ T1619] PKRU: 55555554
[   30.796219][ T1619] Call Trace:
[   30.796323][ T1619]  <TASK>
[   30.796396][ T1619]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.796538][ T1619]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.796644][ T1619]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.796785][ T1619]  __dev_notify_flags (net/core/dev.c:9787)
[   30.796934][ T1619]  ? netif_change_name (net/core/dev.c:1495)
[   30.797077][ T1619]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.797223][ T1619]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   30.797362][ T1619]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.797503][ T1619] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.797648][ T1619]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.797792][ T1619] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.797939][ T1619]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.798086][ T1619]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.798231][ T1619]  ? nla_strscpy (lib/nlattr.c:795)
[   30.798370][ T1619]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.798510][ T1619]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.798649][ T1619]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.798789][ T1619]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.798941][ T1619]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.799085][ T1619]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.799231][ T1619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.799369][ T1619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.799509][ T1619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.799648][ T1619]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.799789][ T1619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.799938][ T1619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.800080][ T1619]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.800226][ T1619]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.800366][ T1619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.800504][ T1619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.800642][ T1619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.800784][ T1619]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.800929][ T1619]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.801071][ T1619]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.801213][ T1619]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.801354][ T1619]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.801496][ T1619]  ? 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))
[   30.801634][ T1619]  ? 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))
[   30.801776][ T1619]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.801923][ T1619]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.802063][ T1619]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.802210][ T1619]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.802352][ T1619]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.802493][ T1619]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.802634][ T1619]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.802772][ T1619]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.802918][ T1619]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.803091][ T1619]  ? move_addr_to_kernel (net/socket.c:258)
[   30.803235][ T1619]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.803374][ T1619]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.803515][ T1619]  ___sys_sendmsg (net/socket.c:2752)
[   30.803653][ T1619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.803828][ T1619]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.803985][ T1619]  __sys_sendmsg (net/socket.c:2784)
[   30.804131][ T1619]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.804270][ T1619]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.804447][ T1619]  ? 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)
[   30.804586][ T1619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.804726][ T1619]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.804870][ T1619]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.805009][ T1619]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.805154][ T1619]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.805326][ T1619] RIP: 0033:0x7f509164608e
[   30.805472][ T1619] 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
[   30.805973][ T1619] RSP: 002b:00007ffd80c18600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.806188][ T1619] RAX: ffffffffffffffda RBX: 00007ffd80c18d98 RCX: 00007f509164608e
[   30.806398][ T1619] RDX: 0000000000000000 RSI: 00007ffd80c186b0 RDI: 0000000000000005
[   30.806606][ T1619] RBP: 00007ffd80c18610 R08: 0000000000000000 R09: 0000000000000000
[   30.806813][ T1619] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.807026][ T1619] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd80c18d70
| [   30.836903][ T1620] ------------[ cut here ]------------
| [   30.837048][ T1620] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1620
| [   30.837318][ T1620] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.837853][ T1620] Tainted: [W]=WARN
[   30.837958][ T1620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.838121][ T1620] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.838297][ T1620] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.838763][ T1620] RSP: 0018:ffa00000037f7020 EFLAGS: 00010286
[   30.838933][ T1620] RAX: 00000000ffffffa6 RBX: ff1100000f18e1c0 RCX: 1ff40000006fedca
[   30.839133][ T1620] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e270
[   30.839328][ T1620] RBP: ff11000012852000 R08: 1fe2200001e31c4f R09: ff1100000b0f5158
[   30.839525][ T1620] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   30.839724][ T1620] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   30.839924][ T1620] FS:  00007f01b3f4e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   30.840158][ T1620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.840323][ T1620] CR2: 0000000014e19988 CR3: 000000000f2ff003 CR4: 0000000000771ef0
[   30.840528][ T1620] PKRU: 55555554
[   30.840628][ T1620] Call Trace:
[   30.840727][ T1620]  <TASK>
[   30.840795][ T1620]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.840933][ T1620]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.841033][ T1620]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   30.841167][ T1620]  __dev_notify_flags (net/core/dev.c:9787)
[   30.841298][ T1620]  ? netif_change_name (net/core/dev.c:1495)
[   30.841428][ T1620]  ? __dev_change_flags (net/core/dev.c:9752)
[   30.841558][ T1620]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   30.841687][ T1620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.841816][ T1620]  ? 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))
[   30.841954][ T1620]  netif_change_flags (net/core/dev.c:9820)
[   30.842083][ T1620]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.842218][ T1620]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   30.842349][ T1620]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   30.842479][ T1620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   30.842645][ T1620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.842779][ T1620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.842911][ T1620]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.843040][ T1620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.843172][ T1620]  ? __kernel_text_address (kernel/extable.c:79)
[   30.843303][ T1620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.843440][ T1620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.843572][ T1620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.843702][ T1620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.843831][ T1620]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   30.843966][ T1620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.844095][ T1620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.844230][ T1620]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   30.844360][ T1620]  ? __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)
[   30.844491][ T1620]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   30.844622][ T1620]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   30.844756][ T1620]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   30.844895][ T1620]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   30.845028][ T1620]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.845164][ T1620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.845293][ T1620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.845424][ T1620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.845554][ T1620]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.845685][ T1620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.845818][ T1620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.845954][ T1620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.846082][ T1620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.846215][ T1620]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.846346][ T1620]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.846478][ T1620]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.846609][ T1620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.846738][ T1620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.846871][ T1620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.847004][ T1620]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.847136][ T1620]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.847268][ T1620]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.847398][ T1620]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.847531][ T1620]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.847667][ T1620]  ? 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))
[   30.847797][ T1620]  ? 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))
[   30.847937][ T1620]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.848071][ T1620]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.848205][ T1620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.848338][ T1620]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.848469][ T1620]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.848602][ T1620]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.848734][ T1620]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.848869][ T1620]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.848999][ T1620]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.849168][ T1620]  ? move_addr_to_kernel (net/socket.c:258)
[   30.849299][ T1620]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.849429][ T1620]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.849563][ T1620]  ___sys_sendmsg (net/socket.c:2752)
[   30.849693][ T1620]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.849855][ T1620]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.850001][ T1620]  __sys_sendmsg (net/socket.c:2784)
[   30.850137][ T1620]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.850268][ T1620]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.850434][ T1620]  ? 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)
[   30.850565][ T1620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.850697][ T1620]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.850827][ T1620]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.850960][ T1620]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.851092][ T1620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.851259][ T1620] RIP: 0033:0x7f01b418808e
[   30.851395][ T1620] 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
[   30.851856][ T1620] RSP: 002b:00007ffc3db0ef20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.852057][ T1620] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f01b418808e
[   30.852259][ T1620] RDX: 0000000000000000 RSI: 00007ffc3db0efd0 RDI: 0000000000000005
[   30.852453][ T1620] RBP: 00007ffc3db0ef30 R08: 0000000000000000 R09: 0000000000000000
[   30.852648][ T1620] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.852843][ T1620] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3db0f690
| [   30.946444][ T1631] ------------[ cut here ]------------
| [   30.946601][ T1631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1631
| [   30.946890][ T1631] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.947459][ T1631] Tainted: [W]=WARN
[   30.947565][ T1631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.947740][ T1631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.947927][ T1631] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.948420][ T1631] RSP: 0018:ffa0000003cb6f70 EFLAGS: 00010286
[   30.948594][ T1631] RAX: 00000000ffffffa6 RBX: ff11000005dc0c40 RCX: 1ff4000000796db4
[   30.948799][ T1631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0cf0
[   30.949013][ T1631] RBP: ff1100000cdaa000 R08: 1fe2200000bb819f R09: ff1100000f5b8b80
[   30.949223][ T1631] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   30.949428][ T1631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   30.949636][ T1631] FS:  00007f995112f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   30.949883][ T1631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.950057][ T1631] CR2: 0000000017d68a28 CR3: 000000000f478002 CR4: 0000000000771ef0
[   30.950270][ T1631] PKRU: 55555554
[   30.950374][ T1631] Call Trace:
[   30.950477][ T1631]  <TASK>
[   30.950549][ T1631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.950686][ T1631]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   30.950825][ T1631]  notifier_call_chain (kernel/notifier.c:85)
[   30.950973][ T1631]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   30.951111][ T1631]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.951256][ T1631]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.951395][ T1631]  netdev_upper_dev_link (net/core/dev.c:8972)
[   30.951531][ T1631]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   30.951670][ T1631] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   30.951814][ T1631]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.951961][ T1631] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.952103][ T1631]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.952249][ T1631]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.952387][ T1631]  ? nla_strscpy (lib/nlattr.c:795)
[   30.952528][ T1631]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.952667][ T1631]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.952805][ T1631]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.952949][ T1631]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.953093][ T1631]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.953240][ T1631]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.953380][ T1631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.953517][ T1631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.953657][ T1631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.953795][ T1631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.953942][ T1631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.954086][ T1631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.954230][ T1631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.954367][ T1631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.954505][ T1631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.954643][ T1631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.954780][ T1631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.954924][ T1631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.955061][ T1631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.955205][ T1631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.955343][ T1631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.955483][ T1631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.955624][ T1631]  ? 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))
[   30.955762][ T1631]  ? 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))
[   30.955909][ T1631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.956048][ T1631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.956206][ T1631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.956346][ T1631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.956485][ T1631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.956624][ T1631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.956765][ T1631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.956908][ T1631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.957048][ T1631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.957223][ T1631]  ? move_addr_to_kernel (net/socket.c:258)
[   30.957362][ T1631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.957499][ T1631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.957638][ T1631]  ___sys_sendmsg (net/socket.c:2752)
[   30.957777][ T1631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.957953][ T1631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.958102][ T1631]  __sys_sendmsg (net/socket.c:2784)
[   30.958241][ T1631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.958376][ T1631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.958550][ T1631]  ? 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)
[   30.958687][ T1631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.958826][ T1631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.958966][ T1631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.959102][ T1631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.959243][ T1631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.959414][ T1631] RIP: 0033:0x7f995136908e
[   30.959558][ T1631] 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
[   30.960048][ T1631] RSP: 002b:00007ffec7f5e200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.960263][ T1631] RAX: ffffffffffffffda RBX: 00007ffec7f5e998 RCX: 00007f995136908e
[   30.960472][ T1631] RDX: 0000000000000000 RSI: 00007ffec7f5e2b0 RDI: 0000000000000005
[   30.960677][ T1631] RBP: 00007ffec7f5e210 R08: 0000000000000000 R09: 0000000000000000
[   30.960887][ T1631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.961092][ T1631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec7f5e970
| [   30.962684][ T1631] ------------[ cut here ]------------
| [   30.962818][ T1631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1631
| [   30.963092][ T1631] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   30.963650][ T1631] Tainted: [W]=WARN
[   30.963755][ T1631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.963934][ T1631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   30.964112][ T1631] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   30.964605][ T1631] RSP: 0018:ffa0000003cb6fd0 EFLAGS: 00010286
[   30.964781][ T1631] RAX: 00000000ffffffa6 RBX: ff11000005dc1cc0 RCX: 1ff4000000796dc0
[   30.964992][ T1631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1d70
[   30.965201][ T1631] RBP: ff11000012842000 R08: 1fe2200000bb83af R09: ff1100000f5b8b80
[   30.965406][ T1631] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   30.965612][ T1631] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012842e04
[   30.965819][ T1631] FS:  00007f995112f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   30.966066][ T1631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.966242][ T1631] CR2: 0000000017d68a28 CR3: 000000000f478002 CR4: 0000000000771ef0
[   30.966448][ T1631] PKRU: 55555554
[   30.966551][ T1631] Call Trace:
[   30.966653][ T1631]  <TASK>
[   30.966725][ T1631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   30.966868][ T1631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   30.966974][ T1631]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   30.967113][ T1631]  __dev_notify_flags (net/core/dev.c:9787)
[   30.967255][ T1631]  ? netif_change_name (net/core/dev.c:1495)
[   30.967393][ T1631]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   30.967533][ T1631]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   30.967671][ T1631]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   30.967813][ T1631] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   30.967960][ T1631]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   30.968103][ T1631] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   30.968248][ T1631]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   30.968390][ T1631]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   30.968528][ T1631]  ? nla_strscpy (lib/nlattr.c:795)
[   30.968669][ T1631]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   30.968809][ T1631]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   30.968951][ T1631]  ? __dev_get_by_name (net/core/dev.c:883)
[   30.969089][ T1631]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   30.969240][ T1631]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   30.969384][ T1631]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   30.969523][ T1631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.969660][ T1631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.969797][ T1631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.969937][ T1631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   30.970074][ T1631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.970223][ T1631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   30.970362][ T1631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   30.970499][ T1631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   30.970636][ T1631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.970772][ T1631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.970911][ T1631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.971051][ T1631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   30.971191][ T1631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   30.971329][ T1631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   30.971468][ T1631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.971606][ T1631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.971745][ T1631]  ? 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))
[   30.971886][ T1631]  ? 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))
[   30.972026][ T1631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.972170][ T1631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.972308][ T1631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   30.972447][ T1631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   30.972585][ T1631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   30.972723][ T1631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   30.972866][ T1631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   30.973003][ T1631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   30.973144][ T1631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   30.973313][ T1631]  ? move_addr_to_kernel (net/socket.c:258)
[   30.973451][ T1631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.973588][ T1631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   30.973729][ T1631]  ___sys_sendmsg (net/socket.c:2752)
[   30.973869][ T1631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   30.974041][ T1631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   30.974196][ T1631]  __sys_sendmsg (net/socket.c:2784)
[   30.974334][ T1631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   30.974471][ T1631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   30.974644][ T1631]  ? 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)
[   30.974781][ T1631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   30.974926][ T1631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   30.975062][ T1631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   30.975204][ T1631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   30.975342][ T1631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.975513][ T1631] RIP: 0033:0x7f995136908e
[   30.975656][ T1631] 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
[   30.976151][ T1631] RSP: 002b:00007ffec7f5e200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.976357][ T1631] RAX: ffffffffffffffda RBX: 00007ffec7f5e998 RCX: 00007f995136908e
[   30.976563][ T1631] RDX: 0000000000000000 RSI: 00007ffec7f5e2b0 RDI: 0000000000000005
[   30.976767][ T1631] RBP: 00007ffec7f5e210 R08: 0000000000000000 R09: 0000000000000000
[   30.976977][ T1631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   30.977184][ T1631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec7f5e970
| [   31.020843][ T1633] ------------[ cut here ]------------
| [   31.021179][ T1633] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1633
| [   31.021484][ T1633] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.022117][ T1633] Tainted: [W]=WARN
[   31.022269][ T1633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.022479][ T1633] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.022699][ T1633] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.023229][ T1633] RSP: 0018:ffa0000003cd7020 EFLAGS: 00010286
[   31.023439][ T1633] RAX: 00000000ffffffa6 RBX: ff1100000cc68f40 RCX: 1ff400000079adca
[   31.023680][ T1633] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68ff0
[   31.023932][ T1633] RBP: ff11000012842000 R08: 1fe220000198d1ff R09: ff1100000f5bd158
[   31.024179][ T1633] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   31.024424][ T1633] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.024668][ T1633] FS:  00007fa5f8583840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   31.024958][ T1633] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.025173][ T1633] CR2: 000000002016f988 CR3: 000000000f0bd001 CR4: 0000000000771ef0
[   31.025417][ T1633] PKRU: 55555554
[   31.025560][ T1633] Call Trace:
[   31.025707][ T1633]  <TASK>
[   31.025821][ T1633]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.026015][ T1633]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.026171][ T1633]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.026346][ T1633]  __dev_notify_flags (net/core/dev.c:9787)
[   31.026528][ T1633]  ? netif_change_name (net/core/dev.c:1495)
[   31.026704][ T1633]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.026893][ T1633]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.027070][ T1633]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.027259][ T1633]  ? 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))
[   31.027441][ T1633]  netif_change_flags (net/core/dev.c:9820)
[   31.027624][ T1633]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.027803][ T1633]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.027996][ T1633]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.028189][ T1633]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.028397][ T1633]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.028574][ T1633]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.028751][ T1633]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.028941][ T1633]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.029118][ T1633]  ? __kernel_text_address (kernel/extable.c:79)
[   31.029305][ T1633]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.029485][ T1633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.029664][ T1633]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.029841][ T1633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.030030][ T1633]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.030217][ T1633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.030395][ T1633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.030573][ T1633]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.030749][ T1633]  ? __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)
[   31.030936][ T1633]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.031113][ T1633]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.031299][ T1633]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.031478][ T1633]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.031658][ T1633]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.031839][ T1633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.032024][ T1633]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.032203][ T1633]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.032379][ T1633]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.032555][ T1633]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.032734][ T1633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.032923][ T1633]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.033103][ T1633]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.033288][ T1633]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.033465][ T1633]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.033640][ T1633]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.033816][ T1633]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.034002][ T1633]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.034185][ T1633]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.034364][ T1633]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.034542][ T1633]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.034721][ T1633]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.034909][ T1633]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.035087][ T1633]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.035271][ T1633]  ? 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))
[   31.035447][ T1633]  ? 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))
[   31.035625][ T1633]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.035807][ T1633]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.035994][ T1633]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.036181][ T1633]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.036362][ T1633]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.036539][ T1633]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.036718][ T1633]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.036907][ T1633]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.037083][ T1633]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.037300][ T1633]  ? move_addr_to_kernel (net/socket.c:258)
[   31.037477][ T1633]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.037652][ T1633]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.037831][ T1633]  ___sys_sendmsg (net/socket.c:2752)
[   31.038016][ T1633]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.038231][ T1633]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.038422][ T1633]  __sys_sendmsg (net/socket.c:2784)
[   31.038600][ T1633]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.038774][ T1633]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.038997][ T1633]  ? 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)
[   31.039181][ T1633]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.039358][ T1633]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.039535][ T1633]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.039711][ T1633]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.039909][ T1633]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.040116][ T1633] RIP: 0033:0x7fa5f87bd08e
[   31.040306][ T1633] 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
[   31.040802][ T1633] RSP: 002b:00007ffd24235200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.041057][ T1633] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa5f87bd08e
[   31.041298][ T1633] RDX: 0000000000000000 RSI: 00007ffd242352b0 RDI: 0000000000000005
[   31.041536][ T1633] RBP: 00007ffd24235210 R08: 0000000000000000 R09: 0000000000000000
[   31.041774][ T1633] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.042028][ T1633] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd24235970
| [   31.157654][ T1647] ------------[ cut here ]------------
| [   31.157853][ T1647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1647
| [   31.158202][ T1647] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.158879][ T1647] Tainted: [W]=WARN
[   31.159031][ T1647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.159264][ T1647] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.159495][ T1647] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.160774][ T1647] RSP: 0018:ffa0000003d86f70 EFLAGS: 00010286
[   31.161105][ T1647] RAX: 00000000ffffffa6 RBX: ff1100001194ef40 RCX: 1ff40000007b0db4
[   31.161448][ T1647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194eff0
[   31.161696][ T1647] RBP: ff1100000cdaa000 R08: 1fe2200002329dff R09: ff110000102dd180
[   31.161963][ T1647] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   31.162225][ T1647] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   31.162482][ T1647] FS:  00007fea78db0840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   31.162772][ T1647] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.163009][ T1647] CR2: 00007fea790801a0 CR3: 000000000f0af004 CR4: 0000000000771ef0
[   31.163271][ T1647] PKRU: 55555554
[   31.163422][ T1647] Call Trace:
[   31.163572][ T1647]  <TASK>
[   31.163690][ T1647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.163887][ T1647]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.164075][ T1647]  notifier_call_chain (kernel/notifier.c:85)
[   31.164273][ T1647]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   31.164465][ T1647]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.164651][ T1647]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   31.164837][ T1647]  netdev_upper_dev_link (net/core/dev.c:8972)
[   31.165036][ T1647]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   31.165233][ T1647] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   31.165426][ T1647]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   31.165617][ T1647] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   31.165810][ T1647]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   31.166011][ T1647]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   31.166205][ T1647]  ? nla_strscpy (lib/nlattr.c:795)
[   31.166393][ T1647]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   31.166579][ T1647]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.166763][ T1647]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.166961][ T1647]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.167161][ T1647]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.167352][ T1647]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.167540][ T1647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.167723][ T1647]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.167922][ T1647]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.168106][ T1647]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.168300][ T1647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.168489][ T1647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.168679][ T1647]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.168879][ T1647]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.169064][ T1647]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.169257][ T1647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.169443][ T1647]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.169630][ T1647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.169814][ T1647]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.170019][ T1647]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.170209][ T1647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.170394][ T1647]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.170583][ T1647]  ? 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))
[   31.170766][ T1647]  ? 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))
[   31.170966][ T1647]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.171160][ T1647]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.171344][ T1647]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.171534][ T1647]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.171720][ T1647]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.171917][ T1647]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.172106][ T1647]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.172298][ T1647]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.172484][ T1647]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.172700][ T1647]  ? move_addr_to_kernel (net/socket.c:258)
[   31.172904][ T1647]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.173089][ T1647]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.173280][ T1647]  ___sys_sendmsg (net/socket.c:2752)
[   31.173463][ T1647]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.173680][ T1647]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.173890][ T1647]  __sys_sendmsg (net/socket.c:2784)
[   31.174075][ T1647]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.174267][ T1647]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.174488][ T1647]  ? 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)
[   31.174672][ T1647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.174859][ T1647]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.175057][ T1647]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.175250][ T1647]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.175437][ T1647]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.175654][ T1647] RIP: 0033:0x7fea78fea08e
[   31.175846][ T1647] 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
[   31.176396][ T1647] RSP: 002b:00007ffe90719c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.176648][ T1647] RAX: ffffffffffffffda RBX: 00007ffe9071a3f8 RCX: 00007fea78fea08e
[   31.176914][ T1647] RDX: 0000000000000000 RSI: 00007ffe90719d10 RDI: 0000000000000005
[   31.177171][ T1647] RBP: 00007ffe90719c70 R08: 0000000000000000 R09: 0000000000000000
[   31.177422][ T1647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.177673][ T1647] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9071a3d0
| [   31.179709][ T1647] ------------[ cut here ]------------
| [   31.179858][ T1647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1647
| [   31.180150][ T1647] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.180710][ T1647] Tainted: [W]=WARN
[   31.180815][ T1647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.181295][ T1647] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.181479][ T1647] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.181973][ T1647] RSP: 0018:ffa0000003d86fd0 EFLAGS: 00010286
[   31.182154][ T1647] RAX: 00000000ffffffa6 RBX: ff1100001194f540 RCX: 1ff40000007b0dc0
[   31.182360][ T1647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f5f0
[   31.182563][ T1647] RBP: ff1100001284a000 R08: 1fe2200002329ebf R09: ff110000102dd180
[   31.182767][ T1647] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   31.182979][ T1647] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001284ae04
[   31.183190][ T1647] FS:  00007fea78db0840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   31.183431][ T1647] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.183605][ T1647] CR2: 000055aa93d206c0 CR3: 000000000f0af003 CR4: 0000000000771ef0
[   31.183811][ T1647] PKRU: 55555554
[   31.183921][ T1647] Call Trace:
[   31.184025][ T1647]  <TASK>
[   31.184097][ T1647]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.184243][ T1647]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.184348][ T1647]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.184487][ T1647]  __dev_notify_flags (net/core/dev.c:9787)
[   31.184628][ T1647]  ? netif_change_name (net/core/dev.c:1495)
[   31.184768][ T1647]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   31.184914][ T1647]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   31.185052][ T1647]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   31.185197][ T1647] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   31.185342][ T1647]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   31.185484][ T1647] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   31.185624][ T1647]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   31.185768][ T1647]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   31.185912][ T1647]  ? nla_strscpy (lib/nlattr.c:795)
[   31.186053][ T1647]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   31.186197][ T1647]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.186335][ T1647]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.186473][ T1647]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.186617][ T1647]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.186761][ T1647]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.186909][ T1647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.187047][ T1647]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.187191][ T1647]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.187330][ T1647]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.187468][ T1647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.187612][ T1647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.187751][ T1647]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.187897][ T1647]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.188037][ T1647]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.188180][ T1647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.188319][ T1647]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.188459][ T1647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.188597][ T1647]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.188736][ T1647]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.188878][ T1647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.189017][ T1647]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.189163][ T1647]  ? 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))
[   31.189301][ T1647]  ? 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))
[   31.189440][ T1647]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.189579][ T1647]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.189716][ T1647]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.189856][ T1647]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.190001][ T1647]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.190144][ T1647]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.190283][ T1647]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.190423][ T1647]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.190560][ T1647]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.190730][ T1647]  ? move_addr_to_kernel (net/socket.c:258)
[   31.190875][ T1647]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.191012][ T1647]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.191155][ T1647]  ___sys_sendmsg (net/socket.c:2752)
[   31.191293][ T1647]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.191464][ T1647]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.191613][ T1647]  __sys_sendmsg (net/socket.c:2784)
[   31.191751][ T1647]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.191893][ T1647]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.192066][ T1647]  ? 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)
[   31.192206][ T1647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.192345][ T1647]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.192483][ T1647]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.192620][ T1647]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.192758][ T1647]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.192934][ T1647] RIP: 0033:0x7fea78fea08e
[   31.193078][ T1647] 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
[   31.193567][ T1647] RSP: 002b:00007ffe90719c60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.193774][ T1647] RAX: ffffffffffffffda RBX: 00007ffe9071a3f8 RCX: 00007fea78fea08e
[   31.193982][ T1647] RDX: 0000000000000000 RSI: 00007ffe90719d10 RDI: 0000000000000005
[   31.194192][ T1647] RBP: 00007ffe90719c70 R08: 0000000000000000 R09: 0000000000000000
[   31.194397][ T1647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.194602][ T1647] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9071a3d0
| [   31.234524][ T1648] ------------[ cut here ]------------
| [   31.234685][ T1648] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1648
| [   31.234956][ T1648] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.235500][ T1648] Tainted: [W]=WARN
[   31.235597][ T1648] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.235758][ T1648] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.235934][ T1648] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.236645][ T1648] RSP: 0018:ffa0000003d97020 EFLAGS: 00010286
[   31.236816][ T1648] RAX: 00000000ffffffa6 RBX: ff11000005ede040 RCX: 1ff40000007b2dca
[   31.237016][ T1648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede0f0
[   31.237214][ T1648] RBP: ff1100001284a000 R08: 1fe2200000bdbc1f R09: ff1100000e9c8b58
[   31.237412][ T1648] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   31.237612][ T1648] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.237812][ T1648] FS:  00007f3d1077f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   31.238049][ T1648] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.238223][ T1648] CR2: 000000003fe0e988 CR3: 00000000122a9001 CR4: 0000000000771ef0
[   31.238421][ T1648] PKRU: 55555554
[   31.238522][ T1648] Call Trace:
[   31.238622][ T1648]  <TASK>
[   31.238689][ T1648]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.238822][ T1648]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.238927][ T1648]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.239059][ T1648]  __dev_notify_flags (net/core/dev.c:9787)
[   31.239194][ T1648]  ? netif_change_name (net/core/dev.c:1495)
[   31.239326][ T1648]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.239459][ T1648]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.239588][ T1648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.239721][ T1648]  ? 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))
[   31.239853][ T1648]  netif_change_flags (net/core/dev.c:9820)
[   31.239994][ T1648]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.240132][ T1648]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.240265][ T1648]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.240395][ T1648]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.240558][ T1648]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.240686][ T1648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.240816][ T1648]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.240952][ T1648]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.241112][ T1648]  ? __kernel_text_address (kernel/extable.c:79)
[   31.241248][ T1648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.241379][ T1648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.241509][ T1648]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.241639][ T1648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.241770][ T1648]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.241905][ T1648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.242036][ T1648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.242171][ T1648]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.242303][ T1648]  ? __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)
[   31.242432][ T1648]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.242560][ T1648]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.242690][ T1648]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.242823][ T1648]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.242959][ T1648]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.243090][ T1648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.243222][ T1648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.243353][ T1648]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.243480][ T1648]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.243606][ T1648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.243737][ T1648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.243871][ T1648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.243999][ T1648]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.244131][ T1648]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.244261][ T1648]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.244390][ T1648]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.244520][ T1648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.244649][ T1648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.244777][ T1648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.244911][ T1648]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.245041][ T1648]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.245174][ T1648]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.245303][ T1648]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.245433][ T1648]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.245565][ T1648]  ? 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))
[   31.245694][ T1648]  ? 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))
[   31.245826][ T1648]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.245960][ T1648]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.246090][ T1648]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.246227][ T1648]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.246357][ T1648]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.246488][ T1648]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.246619][ T1648]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.246751][ T1648]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.246888][ T1648]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.247047][ T1648]  ? move_addr_to_kernel (net/socket.c:258)
[   31.247183][ T1648]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.247311][ T1648]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.247444][ T1648]  ___sys_sendmsg (net/socket.c:2752)
[   31.247574][ T1648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.247735][ T1648]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.247882][ T1648]  __sys_sendmsg (net/socket.c:2784)
[   31.248013][ T1648]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.248147][ T1648]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.248311][ T1648]  ? 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)
[   31.248441][ T1648]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.248572][ T1648]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.248701][ T1648]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.248830][ T1648]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.248963][ T1648]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.249123][ T1648] RIP: 0033:0x7f3d109b908e
[   31.249262][ T1648] 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
[   31.249719][ T1648] RSP: 002b:00007ffdb3bca620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.249920][ T1648] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3d109b908e
[   31.250114][ T1648] RDX: 0000000000000000 RSI: 00007ffdb3bca6d0 RDI: 0000000000000005
[   31.250313][ T1648] RBP: 00007ffdb3bca630 R08: 0000000000000000 R09: 0000000000000000
[   31.250507][ T1648] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.250700][ T1648] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb3bcad90
| [   31.375694][ T1662] ------------[ cut here ]------------
| [   31.375902][ T1662] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1662
| [   31.376214][ T1662] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.376791][ T1662] Tainted: [W]=WARN
[   31.376905][ T1662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.377080][ T1662] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.377267][ T1662] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.377763][ T1662] RSP: 0018:ffa0000003e16f70 EFLAGS: 00010286
[   31.378585][ T1662] RAX: 00000000ffffffa6 RBX: ff1100000b2ea640 RCX: 1ff40000007c2db4
[   31.378797][ T1662] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea6f0
[   31.379091][ T1662] RBP: ff1100000cdaa000 R08: 1fe220000165d4df R09: ff11000010c8ae80
[   31.379306][ T1662] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   31.379513][ T1662] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   31.379723][ T1662] FS:  00007fabc07c3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   31.380063][ T1662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.380244][ T1662] CR2: 000000002c2e2a28 CR3: 000000000f507005 CR4: 0000000000771ef0
[   31.380454][ T1662] PKRU: 55555554
[   31.380558][ T1662] Call Trace:
[   31.380663][ T1662]  <TASK>
[   31.380737][ T1662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.380942][ T1662]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   31.381083][ T1662]  notifier_call_chain (kernel/notifier.c:85)
[   31.381232][ T1662]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   31.381373][ T1662]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.381516][ T1662]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   31.381658][ T1662]  netdev_upper_dev_link (net/core/dev.c:8972)
[   31.381799][ T1662]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   31.381947][ T1662] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   31.382093][ T1662]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   31.382244][ T1662] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   31.382387][ T1662]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   31.382535][ T1662]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   31.382677][ T1662]  ? nla_strscpy (lib/nlattr.c:795)
[   31.382818][ T1662]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   31.382966][ T1662]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.383105][ T1662]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.383250][ T1662]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.383397][ T1662]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.383543][ T1662]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.383690][ T1662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.383835][ T1662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.383982][ T1662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.384123][ T1662]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.384271][ T1662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.384417][ T1662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.384561][ T1662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.384703][ T1662]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.384846][ T1662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.384992][ T1662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.385138][ T1662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.385280][ T1662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.385422][ T1662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.385565][ T1662]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.385708][ T1662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.385848][ T1662]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.385996][ T1662]  ? 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))
[   31.386138][ T1662]  ? 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))
[   31.386281][ T1662]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.386421][ T1662]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.386561][ T1662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.386702][ T1662]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.386843][ T1662]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.386988][ T1662]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.387136][ T1662]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.387277][ T1662]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.387419][ T1662]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.387592][ T1662]  ? move_addr_to_kernel (net/socket.c:258)
[   31.387733][ T1662]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.387878][ T1662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.388020][ T1662]  ___sys_sendmsg (net/socket.c:2752)
[   31.388164][ T1662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.388336][ T1662]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.388490][ T1662]  __sys_sendmsg (net/socket.c:2784)
[   31.388630][ T1662]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.388769][ T1662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.388949][ T1662]  ? 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)
[   31.389090][ T1662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.389235][ T1662]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.389375][ T1662]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.389518][ T1662]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.389659][ T1662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.389833][ T1662] RIP: 0033:0x7fabc09fd08e
[   31.389984][ T1662] 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
[   31.390483][ T1662] RSP: 002b:00007ffc45dd8650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.390693][ T1662] RAX: ffffffffffffffda RBX: 00007ffc45dd8de8 RCX: 00007fabc09fd08e
[   31.390906][ T1662] RDX: 0000000000000000 RSI: 00007ffc45dd8700 RDI: 0000000000000005
[   31.391114][ T1662] RBP: 00007ffc45dd8660 R08: 0000000000000000 R09: 0000000000000000
[   31.391325][ T1662] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.391535][ T1662] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc45dd8dc0
| [   31.393232][ T1662] ------------[ cut here ]------------
| [   31.393387][ T1662] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1662
| [   31.393661][ T1662] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.394239][ T1662] Tainted: [W]=WARN
[   31.394344][ T1662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.394517][ T1662] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.394696][ T1662] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.395194][ T1662] RSP: 0018:ffa0000003e16fd0 EFLAGS: 00010286
[   31.395368][ T1662] RAX: 00000000ffffffa6 RBX: ff1100000c9659c0 RCX: 1ff40000007c2dc0
[   31.395574][ T1662] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965a70
[   31.395781][ T1662] RBP: ff1100000c352000 R08: 1fe220000192cb4f R09: ff11000010c8ae80
[   31.395996][ T1662] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   31.396206][ T1662] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352e04
[   31.396413][ T1662] FS:  00007fabc07c3840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   31.396657][ T1662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.396834][ T1662] CR2: 00007f4f5d5cb580 CR3: 000000000f507004 CR4: 0000000000771ef0
[   31.397051][ T1662] PKRU: 55555554
[   31.397159][ T1662] Call Trace:
[   31.397262][ T1662]  <TASK>
[   31.397334][ T1662]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.397475][ T1662]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.397581][ T1662]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   31.397721][ T1662]  __dev_notify_flags (net/core/dev.c:9787)
[   31.397867][ T1662]  ? netif_change_name (net/core/dev.c:1495)
[   31.398009][ T1662]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   31.398152][ T1662]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   31.398291][ T1662]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   31.398430][ T1662] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   31.398574][ T1662]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   31.398716][ T1662] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   31.398857][ T1662]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   31.399008][ T1662]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   31.399149][ T1662]  ? nla_strscpy (lib/nlattr.c:795)
[   31.399292][ T1662]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   31.399431][ T1662]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.399569][ T1662]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.399708][ T1662]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.399853][ T1662]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.400001][ T1662]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.400144][ T1662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.400282][ T1662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.400421][ T1662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.400559][ T1662]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.400699][ T1662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.400840][ T1662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.400984][ T1662]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.401122][ T1662]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.401268][ T1662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.401407][ T1662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.401544][ T1662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.401686][ T1662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.401823][ T1662]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.401969][ T1662]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.402105][ T1662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.402248][ T1662]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.402389][ T1662]  ? 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))
[   31.402527][ T1662]  ? 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))
[   31.402666][ T1662]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.402805][ T1662]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.402950][ T1662]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.403089][ T1662]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.403233][ T1662]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.403371][ T1662]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.403510][ T1662]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.403648][ T1662]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.403786][ T1662]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.403963][ T1662]  ? move_addr_to_kernel (net/socket.c:258)
[   31.404103][ T1662]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.404244][ T1662]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.404385][ T1662]  ___sys_sendmsg (net/socket.c:2752)
[   31.404521][ T1662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.404693][ T1662]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.404843][ T1662]  __sys_sendmsg (net/socket.c:2784)
[   31.404988][ T1662]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.405129][ T1662]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.405305][ T1662]  ? 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)
[   31.405442][ T1662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.405581][ T1662]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.405719][ T1662]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.405856][ T1662]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.406001][ T1662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.406178][ T1662] RIP: 0033:0x7fabc09fd08e
[   31.406323][ T1662] 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
[   31.406832][ T1662] RSP: 002b:00007ffc45dd8650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.407048][ T1662] RAX: ffffffffffffffda RBX: 00007ffc45dd8de8 RCX: 00007fabc09fd08e
[   31.407260][ T1662] RDX: 0000000000000000 RSI: 00007ffc45dd8700 RDI: 0000000000000005
[   31.407465][ T1662] RBP: 00007ffc45dd8660 R08: 0000000000000000 R09: 0000000000000000
[   31.407671][ T1662] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.407879][ T1662] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc45dd8dc0
| [   31.439199][ T1663] ------------[ cut here ]------------
| [   31.439349][ T1663] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1663
| [   31.439612][ T1663] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.440166][ T1663] Tainted: [W]=WARN
[   31.440270][ T1663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.440432][ T1663] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.440606][ T1663] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.441076][ T1663] RSP: 0018:ffa0000003e27020 EFLAGS: 00010286
[   31.441244][ T1663] RAX: 00000000ffffffa6 RBX: ff1100000aedfe40 RCX: 1ff40000007c4dca
[   31.441440][ T1663] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aedfef0
[   31.441633][ T1663] RBP: ff1100000c352000 R08: 1fe22000015dbfdf R09: ff1100000cb85158
[   31.441827][ T1663] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   31.442031][ T1663] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.442231][ T1663] FS:  00007f55110ce840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   31.442460][ T1663] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.442627][ T1663] CR2: 000000001f702988 CR3: 00000000119b7001 CR4: 0000000000771ef0
[   31.442825][ T1663] PKRU: 55555554
[   31.442929][ T1663] Call Trace:
[   31.443027][ T1663]  <TASK>
[   31.443095][ T1663]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.443231][ T1663]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.443331][ T1663]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.443463][ T1663]  __dev_notify_flags (net/core/dev.c:9787)
[   31.443594][ T1663]  ? netif_change_name (net/core/dev.c:1495)
[   31.443723][ T1663]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.443854][ T1663]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.444617][ T1663]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.444755][ T1663]  ? 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))
[   31.444945][ T1663]  netif_change_flags (net/core/dev.c:9820)
[   31.445076][ T1663]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.445211][ T1663]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.445344][ T1663]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.445477][ T1663]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.445642][ T1663]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.445773][ T1663]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.445969][ T1663]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.446134][ T1663]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.446265][ T1663]  ? __kernel_text_address (kernel/extable.c:79)
[   31.446398][ T1663]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.446531][ T1663]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.446661][ T1663]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.446792][ T1663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.446927][ T1663]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.447056][ T1663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.447193][ T1663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.447324][ T1663]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.447454][ T1663]  ? __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)
[   31.447585][ T1663]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.447716][ T1663]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.447850][ T1663]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.447990][ T1663]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.448123][ T1663]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.448261][ T1663]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.448392][ T1663]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.448525][ T1663]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.448654][ T1663]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.448785][ T1663]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.448926][ T1663]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.449056][ T1663]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.449190][ T1663]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.449320][ T1663]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.449453][ T1663]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.449585][ T1663]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.449716][ T1663]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.449847][ T1663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.449982][ T1663]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.450116][ T1663]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.450252][ T1663]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.450383][ T1663]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.450515][ T1663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.450647][ T1663]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.450781][ T1663]  ? 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))
[   31.450916][ T1663]  ? 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))
[   31.451054][ T1663]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.451188][ T1663]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.451321][ T1663]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.451453][ T1663]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.451584][ T1663]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.451716][ T1663]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.451850][ T1663]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.451985][ T1663]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.452122][ T1663]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.452291][ T1663]  ? move_addr_to_kernel (net/socket.c:258)
[   31.452423][ T1663]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.452554][ T1663]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.452686][ T1663]  ___sys_sendmsg (net/socket.c:2752)
[   31.452815][ T1663]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.452989][ T1663]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.453134][ T1663]  __sys_sendmsg (net/socket.c:2784)
[   31.453267][ T1663]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.453397][ T1663]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.453562][ T1663]  ? 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)
[   31.453692][ T1663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.453823][ T1663]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.453958][ T1663]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.454089][ T1663]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.454232][ T1663]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.454393][ T1663] RIP: 0033:0x7f551130808e
[   31.454530][ T1663] 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
[   31.454998][ T1663] RSP: 002b:00007ffc59373ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.455199][ T1663] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f551130808e
[   31.455393][ T1663] RDX: 0000000000000000 RSI: 00007ffc59373d50 RDI: 0000000000000005
[   31.455586][ T1663] RBP: 00007ffc59373cb0 R08: 0000000000000000 R09: 0000000000000000
[   31.455782][ T1663] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.455981][ T1663] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc59374410
| [   31.586997][ T1678] ------------[ cut here ]------------
| [   31.587162][ T1678] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1678
| [   31.587432][ T1678] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.587980][ T1678] Tainted: [W]=WARN
[   31.588083][ T1678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.588256][ T1678] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.588430][ T1678] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.588909][ T1678] RSP: 0018:ffa00000034271b0 EFLAGS: 00010286
[   31.589077][ T1678] RAX: 00000000ffffffa6 RBX: ff1100000bbe2040 RCX: 1ff4000000684dfc
[   31.589278][ T1678] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe20f0
[   31.589477][ T1678] RBP: ff11000009c04000 R08: 1fe220000177c41f R09: ff1100000f298b80
[   31.589675][ T1678] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.589877][ T1678] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   31.590079][ T1678] FS:  00007f3fac648840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   31.590316][ T1678] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.590484][ T1678] CR2: 00007f3fac9bd040 CR3: 0000000010d05004 CR4: 0000000000771ef0
[   31.590684][ T1678] PKRU: 55555554
[   31.590784][ T1678] Call Trace:
[   31.591460][ T1678]  <TASK>
[   31.591532][ T1678]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.591668][ T1678]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.591770][ T1678]  __dev_notify_flags (net/core/dev.c:9787)
[   31.591944][ T1678]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   31.592080][ T1678]  ? netif_change_name (net/core/dev.c:1495)
[   31.592225][ T1678]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   31.592360][ T1678]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   31.592494][ T1678]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.592628][ T1678]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.592762][ T1678]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.592906][ T1678]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.593042][ T1678]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.593185][ T1678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.593319][ T1678]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.593452][ T1678]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.593591][ T1678]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.593723][ T1678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.593861][ T1678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.594000][ T1678]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.594137][ T1678]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.594273][ T1678]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.594406][ T1678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.594537][ T1678]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.594672][ T1678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.594803][ T1678]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.594943][ T1678]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.595077][ T1678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.595215][ T1678]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.595351][ T1678]  ? 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))
[   31.595482][ T1678]  ? 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))
[   31.595617][ T1678]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.595751][ T1678]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.595889][ T1678]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.596023][ T1678]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.596162][ T1678]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.596295][ T1678]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.596430][ T1678]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.596565][ T1678]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.596696][ T1678]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.596860][ T1678]  ? move_addr_to_kernel (net/socket.c:258)
[   31.597003][ T1678]  ___sys_sendmsg (net/socket.c:2752)
[   31.597139][ T1678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.597273][ T1678]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.597415][ T1678]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   31.597550][ T1678]  __sys_sendmsg (net/socket.c:2784)
[   31.597683][ T1678]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.597819][ T1678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.597956][ T1678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.598090][ T1678]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.598227][ T1678]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.598358][ T1678]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.598491][ T1678]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.598655][ T1678] RIP: 0033:0x7f3fac88208e
[   31.598793][ T1678] 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
[   31.599273][ T1678] RSP: 002b:00007fffd0bfd980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.599473][ T1678] RAX: ffffffffffffffda RBX: 00007fffd0bfe118 RCX: 00007f3fac88208e
[   31.599673][ T1678] RDX: 0000000000000000 RSI: 00007fffd0bfda30 RDI: 0000000000000005
[   31.599879][ T1678] RBP: 00007fffd0bfd990 R08: 0000000000000000 R09: 0000000000000000
[   31.600077][ T1678] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb44
[   31.600278][ T1678] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd0bfe0f0
| [   31.636656][ T1679] ------------[ cut here ]------------
| [   31.636805][ T1679] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1679
| [   31.637081][ T1679] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.637633][ T1679] Tainted: [W]=WARN
[   31.637735][ T1679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.637907][ T1679] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.638076][ T1679] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.638538][ T1679] RSP: 0018:ffa0000003ec7020 EFLAGS: 00010286
[   31.638704][ T1679] RAX: 00000000ffffffa6 RBX: ff11000005dc0ac0 RCX: 1ff40000007d8dca
[   31.638909][ T1679] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0b70
[   31.639104][ T1679] RBP: ff11000009c04000 R08: 1fe2200000bb816f R09: ff1100000f29ae58
[   31.639309][ T1679] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   31.639508][ T1679] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.639709][ T1679] FS:  00007fc66a090840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   31.639949][ T1679] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.640117][ T1679] CR2: 00007fc66a3601a0 CR3: 000000000f21e003 CR4: 0000000000771ef0
[   31.640317][ T1679] PKRU: 55555554
[   31.640415][ T1679] Call Trace:
[   31.640514][ T1679]  <TASK>
[   31.640582][ T1679]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.640715][ T1679]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.640817][ T1679]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.640955][ T1679]  __dev_notify_flags (net/core/dev.c:9787)
[   31.641087][ T1679]  ? netif_change_name (net/core/dev.c:1495)
[   31.641223][ T1679]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.641355][ T1679]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.641485][ T1679]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.641618][ T1679]  ? 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))
[   31.641753][ T1679]  netif_change_flags (net/core/dev.c:9820)
[   31.641891][ T1679]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.642022][ T1679]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.642158][ T1679]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.642292][ T1679]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.642454][ T1679]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.642583][ T1679]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.642712][ T1679]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.642842][ T1679]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.642981][ T1679]  ? __kernel_text_address (kernel/extable.c:79)
[   31.643114][ T1679]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.643250][ T1679]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.643381][ T1679]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.643510][ T1679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.643640][ T1679]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.643769][ T1679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.643904][ T1679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.644035][ T1679]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.644170][ T1679]  ? __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)
[   31.644301][ T1679]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.644435][ T1679]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.644569][ T1679]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.644702][ T1679]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.644837][ T1679]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.644976][ T1679]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.645111][ T1679]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.645248][ T1679]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.645380][ T1679]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.645511][ T1679]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.645645][ T1679]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.645776][ T1679]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.645913][ T1679]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.646045][ T1679]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.646183][ T1679]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.646316][ T1679]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.646448][ T1679]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.646582][ T1679]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.646714][ T1679]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.646847][ T1679]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.646983][ T1679]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.647115][ T1679]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.647249][ T1679]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.647382][ T1679]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.647518][ T1679]  ? 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))
[   31.647650][ T1679]  ? 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))
[   31.647784][ T1679]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.647923][ T1679]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.648081][ T1679]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.648218][ T1679]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.648351][ T1679]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.648482][ T1679]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.648616][ T1679]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.648746][ T1679]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.648882][ T1679]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.649044][ T1679]  ? move_addr_to_kernel (net/socket.c:258)
[   31.649182][ T1679]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.649312][ T1679]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.649448][ T1679]  ___sys_sendmsg (net/socket.c:2752)
[   31.649579][ T1679]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.649743][ T1679]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.649890][ T1679]  __sys_sendmsg (net/socket.c:2784)
[   31.650021][ T1679]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.650156][ T1679]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.650322][ T1679]  ? 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)
[   31.650454][ T1679]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.650587][ T1679]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.650718][ T1679]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.650852][ T1679]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.650989][ T1679]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.651158][ T1679] RIP: 0033:0x7fc66a2ca08e
[   31.651298][ T1679] 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
[   31.651870][ T1679] RSP: 002b:00007ffc1c64bef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.652070][ T1679] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc66a2ca08e
[   31.652271][ T1679] RDX: 0000000000000000 RSI: 00007ffc1c64bfa0 RDI: 0000000000000005
[   31.652469][ T1679] RBP: 00007ffc1c64bf00 R08: 0000000000000000 R09: 0000000000000000
[   31.652666][ T1679] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb45
[   31.652869][ T1679] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1c64c660
| [   31.809209][ T1698] ------------[ cut here ]------------
| [   31.809385][ T1698] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1698
| [   31.809661][ T1698] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.810920][ T1698] Tainted: [W]=WARN
[   31.811024][ T1698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.811199][ T1698] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.811378][ T1698] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.811860][ T1698] RSP: 0018:ffa0000003fb71b0 EFLAGS: 00010286
[   31.812037][ T1698] RAX: 00000000ffffffa6 RBX: ff1100000b2ea4c0 RCX: 1ff40000007f6dfc
[   31.812247][ T1698] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea570
[   31.812448][ T1698] RBP: ff1100000206c000 R08: 1fe220000165d4af R09: ff1100000eb00b80
[   31.812649][ T1698] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   31.812853][ T1698] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   31.813067][ T1698] FS:  00007f0b14d78840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   31.813312][ T1698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.813485][ T1698] CR2: 00007f0b150ed040 CR3: 0000000010dc7001 CR4: 0000000000771ef0
[   31.813687][ T1698] PKRU: 55555554
[   31.813789][ T1698] Call Trace:
[   31.813895][ T1698]  <TASK>
[   31.813965][ T1698]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.814100][ T1698]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.814208][ T1698]  __dev_notify_flags (net/core/dev.c:9787)
[   31.814344][ T1698]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   31.814482][ T1698]  ? netif_change_name (net/core/dev.c:1495)
[   31.814620][ T1698]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   31.814758][ T1698]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   31.814902][ T1698]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   31.815037][ T1698]  ? __dev_get_by_name (net/core/dev.c:883)
[   31.815177][ T1698]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   31.815320][ T1698]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   31.815461][ T1698]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.815598][ T1698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.815733][ T1698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.815872][ T1698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.816010][ T1698]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.816150][ T1698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.816292][ T1698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.816431][ T1698]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.816565][ T1698]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.816701][ T1698]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.816836][ T1698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.816977][ T1698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.817114][ T1698]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.817254][ T1698]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.817391][ T1698]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.817526][ T1698]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.817661][ T1698]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.817798][ T1698]  ? 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))
[   31.817938][ T1698]  ? 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))
[   31.818077][ T1698]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.818216][ T1698]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.818349][ T1698]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.818485][ T1698]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.818620][ T1698]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.818757][ T1698]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.818898][ T1698]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.819032][ T1698]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.819169][ T1698]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.819333][ T1698]  ? move_addr_to_kernel (net/socket.c:258)
[   31.819472][ T1698]  ___sys_sendmsg (net/socket.c:2752)
[   31.819609][ T1698]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.819743][ T1698]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.819888][ T1698]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   31.820023][ T1698]  __sys_sendmsg (net/socket.c:2784)
[   31.820160][ T1698]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.820297][ T1698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.820431][ T1698]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.820567][ T1698]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.820701][ T1698]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.820834][ T1698]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.820974][ T1698]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.821144][ T1698] RIP: 0033:0x7f0b14fb208e
[   31.821286][ T1698] 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
[   31.821761][ T1698] RSP: 002b:00007fff527f16f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.821968][ T1698] RAX: ffffffffffffffda RBX: 00007fff527f1e88 RCX: 00007f0b14fb208e
[   31.822171][ T1698] RDX: 0000000000000000 RSI: 00007fff527f17a0 RDI: 0000000000000005
[   31.822371][ T1698] RBP: 00007fff527f1700 R08: 0000000000000000 R09: 0000000000000000
[   31.822573][ T1698] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb45
[   31.822776][ T1698] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff527f1e60
| [   31.853372][ T1699] ------------[ cut here ]------------
| [   31.853527][ T1699] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1699
| [   31.853842][ T1699] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   31.854418][ T1699] Tainted: [W]=WARN
[   31.854518][ T1699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.854683][ T1699] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   31.854852][ T1699] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   31.855323][ T1699] RSP: 0018:ffa0000003ee7020 EFLAGS: 00010286
[   31.855486][ T1699] RAX: 00000000ffffffa6 RBX: ff1100001194f840 RCX: 1ff40000007dcdca
[   31.855677][ T1699] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f8f0
[   31.855877][ T1699] RBP: ff1100000206c000 R08: 1fe2200002329f1f R09: ff1100000eb02e58
[   31.856072][ T1699] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   31.856268][ T1699] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   31.856462][ T1699] FS:  00007f9ebf0ad840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   31.856691][ T1699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.856853][ T1699] CR2: 000000001fdd4988 CR3: 000000000f582004 CR4: 0000000000771ef0
[   31.857053][ T1699] PKRU: 55555554
[   31.857156][ T1699] Call Trace:
[   31.857255][ T1699]  <TASK>
[   31.857323][ T1699]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   31.857459][ T1699]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   31.857558][ T1699]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   31.857689][ T1699]  __dev_notify_flags (net/core/dev.c:9787)
[   31.857821][ T1699]  ? netif_change_name (net/core/dev.c:1495)
[   31.857960][ T1699]  ? __dev_change_flags (net/core/dev.c:9752)
[   31.858089][ T1699]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.858221][ T1699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.858353][ T1699]  ? 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))
[   31.858485][ T1699]  netif_change_flags (net/core/dev.c:9820)
[   31.858614][ T1699]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.858743][ T1699]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   31.858879][ T1699]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   31.859008][ T1699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   31.859172][ T1699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.859301][ T1699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.859429][ T1699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.859559][ T1699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.859687][ T1699]  ? __kernel_text_address (kernel/extable.c:79)
[   31.859818][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.859955][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.860084][ T1699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.860217][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.860346][ T1699]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   31.860474][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.860601][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.860727][ T1699]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   31.860856][ T1699]  ? __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)
[   31.860991][ T1699]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   31.861121][ T1699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   31.861255][ T1699]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   31.861385][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   31.861516][ T1699]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   31.861647][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.861775][ T1699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.861908][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.862037][ T1699]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   31.862169][ T1699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.862300][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.862427][ T1699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.862555][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.862683][ T1699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   31.862813][ T1699]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   31.862947][ T1699]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   31.863077][ T1699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.863211][ T1699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.863339][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.863470][ T1699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   31.863598][ T1699]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   31.863729][ T1699]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   31.863859][ T1699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.863994][ T1699]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.864131][ T1699]  ? 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))
[   31.864260][ T1699]  ? 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))
[   31.864391][ T1699]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.864520][ T1699]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.864649][ T1699]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   31.864779][ T1699]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   31.864912][ T1699]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   31.865041][ T1699]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   31.865176][ T1699]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   31.865304][ T1699]  ? copy_msghdr_from_user (net/socket.c:2635)
[   31.865431][ T1699]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   31.865589][ T1699]  ? move_addr_to_kernel (net/socket.c:258)
[   31.865720][ T1699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.865847][ T1699]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   31.865983][ T1699]  ___sys_sendmsg (net/socket.c:2752)
[   31.866111][ T1699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   31.866274][ T1699]  ? copy_msghdr_from_user (net/socket.c:2603)
[   31.866414][ T1699]  __sys_sendmsg (net/socket.c:2784)
[   31.866542][ T1699]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   31.866670][ T1699]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   31.866832][ T1699]  ? 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)
[   31.866965][ T1699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   31.867096][ T1699]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   31.867228][ T1699]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   31.867356][ T1699]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   31.867486][ T1699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.867647][ T1699] RIP: 0033:0x7f9ebf2e708e
[   31.867782][ T1699] 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
[   31.868251][ T1699] RSP: 002b:00007ffdf0e52400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.868447][ T1699] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ebf2e708e
[   31.868640][ T1699] RDX: 0000000000000000 RSI: 00007ffdf0e524b0 RDI: 0000000000000005
[   31.868836][ T1699] RBP: 00007ffdf0e52410 R08: 0000000000000000 R09: 0000000000000000
[   31.869033][ T1699] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb45
[   31.869229][ T1699] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf0e52b70
| [   32.053962][ T1722] ------------[ cut here ]------------
| [   32.054176][ T1722] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1722
| [   32.054494][ T1722] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.055158][ T1722] Tainted: [W]=WARN
[   32.055307][ T1722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.055523][ T1722] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.055747][ T1722] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.056284][ T1722] RSP: 0018:ffa00000040e71b0 EFLAGS: 00010286
[   32.056501][ T1722] RAX: 00000000ffffffa6 RBX: ff1100000b2ea640 RCX: 1ff400000081cdfc
[   32.056748][ T1722] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea6f0
[   32.057007][ T1722] RBP: ff1100000ea01000 R08: 1fe220000165d4df R09: ff110000103a5180
[   32.057260][ T1722] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.057505][ T1722] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   32.057754][ T1722] FS:  00007f4c50df7840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   32.058046][ T1722] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.058269][ T1722] CR2: 00007f4c5116c040 CR3: 0000000010e2f001 CR4: 0000000000771ef0
[   32.058516][ T1722] PKRU: 55555554
[   32.058663][ T1722] Call Trace:
[   32.058811][ T1722]  <TASK>
[   32.058941][ T1722]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.059124][ T1722]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.059281][ T1722]  __dev_notify_flags (net/core/dev.c:9787)
[   32.059463][ T1722]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   32.059647][ T1722]  ? netif_change_name (net/core/dev.c:1495)
[   32.059837][ T1722]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   32.060032][ T1722]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   32.060225][ T1722]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   32.060410][ T1722]  ? __dev_get_by_name (net/core/dev.c:883)
[   32.060590][ T1722]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   32.060775][ T1722]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   32.060972][ T1722]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.061161][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.061343][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.061524][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.061703][ T1722]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.061893][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.062079][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.062273][ T1722]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.062456][ T1722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.062637][ T1722]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.062817][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.063009][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.063197][ T1722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.063379][ T1722]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.063563][ T1722]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.063743][ T1722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.063937][ T1722]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.064122][ T1722]  ? 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))
[   32.064310][ T1722]  ? 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))
[   32.064493][ T1722]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.064675][ T1722]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.064854][ T1722]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.065049][ T1722]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.065237][ T1722]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.065418][ T1722]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.065601][ T1722]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.065784][ T1722]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.065975][ T1722]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.066190][ T1722]  ? move_addr_to_kernel (net/socket.c:258)
[   32.066374][ T1722]  ___sys_sendmsg (net/socket.c:2752)
[   32.066555][ T1722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.066736][ T1722]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.066937][ T1722]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   32.067120][ T1722]  __sys_sendmsg (net/socket.c:2784)
[   32.067310][ T1722]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.067494][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.067676][ T1722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.067857][ T1722]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.068052][ T1722]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.068238][ T1722]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.068420][ T1722]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.068631][ T1722] RIP: 0033:0x7f4c5103108e
[   32.068816][ T1722] 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
[   32.069349][ T1722] RSP: 002b:00007ffd3287a9a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.069596][ T1722] RAX: ffffffffffffffda RBX: 00007ffd3287b138 RCX: 00007f4c5103108e
[   32.069837][ T1722] RDX: 0000000000000000 RSI: 00007ffd3287aa50 RDI: 0000000000000005
[   32.070094][ T1722] RBP: 00007ffd3287a9b0 R08: 0000000000000000 R09: 0000000000000000
[   32.070339][ T1722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb45
[   32.070583][ T1722] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3287b110
| [   32.100617][ T1723] ------------[ cut here ]------------
| [   32.100769][ T1723] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1723
| [   32.101586][ T1723] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.102146][ T1723] Tainted: [W]=WARN
[   32.102246][ T1723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.102409][ T1723] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.102580][ T1723] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.103049][ T1723] RSP: 0018:ffa00000040f7020 EFLAGS: 00010286
[   32.103218][ T1723] RAX: 00000000ffffffa6 RBX: ff110000100ae040 RCX: 1ff400000081edca
[   32.103413][ T1723] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae0f0
[   32.103608][ T1723] RBP: ff1100000ea01000 R08: 1fe2200002015c1f R09: ff110000103a2e58
[   32.103807][ T1723] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   32.104010][ T1723] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   32.104214][ T1723] FS:  00007f2b4dd66840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   32.104445][ T1723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.104609][ T1723] CR2: 000000001ea0a988 CR3: 000000000ebcf001 CR4: 0000000000771ef0
[   32.104809][ T1723] PKRU: 55555554
[   32.104913][ T1723] Call Trace:
[   32.105012][ T1723]  <TASK>
[   32.105082][ T1723]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.105221][ T1723]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.105322][ T1723]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.105456][ T1723]  __dev_notify_flags (net/core/dev.c:9787)
[   32.105590][ T1723]  ? netif_change_name (net/core/dev.c:1495)
[   32.105720][ T1723]  ? __dev_change_flags (net/core/dev.c:9752)
[   32.105851][ T1723]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   32.105987][ T1723]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.106121][ T1723]  ? 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))
[   32.106259][ T1723]  netif_change_flags (net/core/dev.c:9820)
[   32.106391][ T1723]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   32.106524][ T1723]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.106657][ T1723]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   32.106790][ T1723]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   32.106969][ T1723]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.107101][ T1723]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.107239][ T1723]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.107370][ T1723]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.107502][ T1723]  ? __kernel_text_address (kernel/extable.c:79)
[   32.107636][ T1723]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.107770][ T1723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.107907][ T1723]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.108038][ T1723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.108173][ T1723]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.108303][ T1723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.108433][ T1723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.108565][ T1723]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   32.108696][ T1723]  ? __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)
[   32.108826][ T1723]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   32.108962][ T1723]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.109098][ T1723]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   32.109236][ T1723]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   32.109369][ T1723]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.109500][ T1723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.109632][ T1723]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.109761][ T1723]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.109897][ T1723]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.110028][ T1723]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.110167][ T1723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.110297][ T1723]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.110428][ T1723]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.110563][ T1723]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.110698][ T1723]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.110831][ T1723]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.110970][ T1723]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.111102][ T1723]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.111238][ T1723]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.111371][ T1723]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.111502][ T1723]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.111636][ T1723]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.111767][ T1723]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.111906][ T1723]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.112038][ T1723]  ? 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))
[   32.112175][ T1723]  ? 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))
[   32.112309][ T1723]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.112440][ T1723]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.112572][ T1723]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.112703][ T1723]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.112835][ T1723]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.113060][ T1723]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.113203][ T1723]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.113335][ T1723]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.113465][ T1723]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.113627][ T1723]  ? move_addr_to_kernel (net/socket.c:258)
[   32.113760][ T1723]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.113896][ T1723]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.114029][ T1723]  ___sys_sendmsg (net/socket.c:2752)
[   32.114251][ T1723]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.114413][ T1723]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.114644][ T1723]  __sys_sendmsg (net/socket.c:2784)
[   32.114775][ T1723]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.114908][ T1723]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.115073][ T1723]  ? 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)
[   32.115207][ T1723]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.115339][ T1723]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.115468][ T1723]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.115685][ T1723]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.115816][ T1723]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.115986][ T1723] RIP: 0033:0x7f2b4dfa008e
[   32.116125][ T1723] 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
[   32.116686][ T1723] RSP: 002b:00007ffdfc53f650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.116888][ T1723] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2b4dfa008e
[   32.117082][ T1723] RDX: 0000000000000000 RSI: 00007ffdfc53f700 RDI: 0000000000000005
[   32.117369][ T1723] RBP: 00007ffdfc53f660 R08: 0000000000000000 R09: 0000000000000000
[   32.117562][ T1723] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb45
[   32.117757][ T1723] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc53fdc0
| [   32.343580][ T1750] ------------[ cut here ]------------
| [   32.343797][ T1750] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1750
| [   32.344144][ T1750] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.344787][ T1750] Tainted: [W]=WARN
[   32.345141][ T1750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.345353][ T1750] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.345577][ T1750] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.346106][ T1750] RSP: 0018:ffa00000042571b0 EFLAGS: 00010286
[   32.346332][ T1750] RAX: 00000000ffffffa6 RBX: ff1100000bbe3cc0 RCX: 1ff400000084adfc
[   32.346577][ T1750] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3d70
[   32.346825][ T1750] RBP: ff11000007939000 R08: 1fe220000177c7af R09: ff11000010f10b80
[   32.347082][ T1750] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.347338][ T1750] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   32.347584][ T1750] FS:  00007f1b46cdb840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   32.347879][ T1750] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.348094][ T1750] CR2: 0000000000445f00 CR3: 0000000010eff003 CR4: 0000000000771ef0
[   32.348345][ T1750] PKRU: 55555554
[   32.348492][ T1750] Call Trace:
[   32.348639][ T1750]  <TASK>
[   32.348756][ T1750]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.348950][ T1750]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.349100][ T1750]  __dev_notify_flags (net/core/dev.c:9787)
[   32.349289][ T1750]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   32.349470][ T1750]  ? netif_change_name (net/core/dev.c:1495)
[   32.349654][ T1750]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   32.349836][ T1750]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   32.350030][ T1750]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   32.350222][ T1750]  ? __dev_get_by_name (net/core/dev.c:883)
[   32.350403][ T1750]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   32.350590][ T1750]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   32.350774][ T1750]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.350970][ T1750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.351158][ T1750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.351339][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.351518][ T1750]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.351697][ T1750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.351896][ T1750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.352077][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.352266][ T1750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.352446][ T1750]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.352624][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.352802][ T1750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.352996][ T1750]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.353184][ T1750]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.353368][ T1750]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.353550][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.353732][ T1750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.353928][ T1750]  ? 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))
[   32.354113][ T1750]  ? 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))
[   32.354305][ T1750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.354487][ T1750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.354666][ T1750]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.354847][ T1750]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.355040][ T1750]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.355232][ T1750]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.355418][ T1750]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.355599][ T1750]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.355777][ T1750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.355999][ T1750]  ? move_addr_to_kernel (net/socket.c:258)
[   32.356194][ T1750]  ___sys_sendmsg (net/socket.c:2752)
[   32.356375][ T1750]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.356556][ T1750]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.356745][ T1750]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   32.356941][ T1750]  __sys_sendmsg (net/socket.c:2784)
[   32.357123][ T1750]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.357314][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.357494][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.357676][ T1750]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.357858][ T1750]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.358052][ T1750]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.358240][ T1750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.358452][ T1750] RIP: 0033:0x7f1b46f1508e
[   32.358640][ T1750] 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
[   32.359169][ T1750] RSP: 002b:00007fff98c3ffb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.359419][ T1750] RAX: ffffffffffffffda RBX: 00007fff98c40748 RCX: 00007f1b46f1508e
[   32.359664][ T1750] RDX: 0000000000000000 RSI: 00007fff98c40060 RDI: 0000000000000005
[   32.359923][ T1750] RBP: 00007fff98c3ffc0 R08: 0000000000000000 R09: 0000000000000000
[   32.360173][ T1750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb45
[   32.360416][ T1750] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff98c40720
| [   32.385483][ T1751] ------------[ cut here ]------------
| [   32.385667][ T1751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1751
| [   32.386384][ T1751] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.387169][ T1751] Tainted: [W]=WARN
[   32.387367][ T1751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.387629][ T1751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.387915][ T1751] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.388431][ T1751] RSP: 0018:ffa0000003ca7020 EFLAGS: 00010286
[   32.388653][ T1751] RAX: 00000000ffffffa6 RBX: ff1100000bbe2ac0 RCX: 1ff4000000794dca
[   32.388905][ T1751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2b70
[   32.389154][ T1751] RBP: ff11000007939000 R08: 1fe220000177c56f R09: ff11000010f12e58
[   32.389395][ T1751] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   32.389634][ T1751] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   32.389889][ T1751] FS:  00007f9c27145840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   32.390172][ T1751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.390387][ T1751] CR2: 00000000039d5988 CR3: 0000000010efb005 CR4: 0000000000771ef0
[   32.390631][ T1751] PKRU: 55555554
[   32.390778][ T1751] Call Trace:
[   32.390935][ T1751]  <TASK>
[   32.391051][ T1751]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.391240][ T1751]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.391388][ T1751]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.391563][ T1751]  __dev_notify_flags (net/core/dev.c:9787)
[   32.391745][ T1751]  ? netif_change_name (net/core/dev.c:1495)
[   32.391935][ T1751]  ? __dev_change_flags (net/core/dev.c:9752)
[   32.392112][ T1751]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   32.392295][ T1751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.392475][ T1751]  ? 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))
[   32.392658][ T1751]  netif_change_flags (net/core/dev.c:9820)
[   32.392836][ T1751]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   32.393027][ T1751]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.393213][ T1751]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   32.393392][ T1751]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   32.393601][ T1751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.393779][ T1751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.393968][ T1751]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.394154][ T1751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.394333][ T1751]  ? __kernel_text_address (kernel/extable.c:79)
[   32.394511][ T1751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.394690][ T1751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.394879][ T1751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.395056][ T1751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.395240][ T1751]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.395417][ T1751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.395595][ T1751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.395774][ T1751]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   32.395965][ T1751]  ? __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)
[   32.396149][ T1751]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   32.396329][ T1751]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.396507][ T1751]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   32.396687][ T1751]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   32.396881][ T1751]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.397061][ T1751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.397240][ T1751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.397419][ T1751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.397598][ T1751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.397775][ T1751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.397968][ T1751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.398177][ T1751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.398357][ T1751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.398539][ T1751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.398716][ T1751]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.398907][ T1751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.399086][ T1751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.399269][ T1751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.399533][ T1751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.399714][ T1751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.399902][ T1751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.400082][ T1751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.400270][ T1751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.400449][ T1751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.400799][ T1751]  ? 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))
[   32.400989][ T1751]  ? 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))
[   32.401260][ T1751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.401440][ T1751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.401702][ T1751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.401893][ T1751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.402071][ T1751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.402262][ T1751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.402525][ T1751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.402788][ T1751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.402979][ T1751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.403193][ T1751]  ? move_addr_to_kernel (net/socket.c:258)
[   32.403374][ T1751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.403552][ T1751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.403730][ T1751]  ___sys_sendmsg (net/socket.c:2752)
[   32.403915][ T1751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.404127][ T1751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.404328][ T1751]  __sys_sendmsg (net/socket.c:2784)
[   32.404593][ T1751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.404769][ T1751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.405170][ T1751]  ? 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)
[   32.405351][ T1751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.405616][ T1751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.405824][ T1751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.406013][ T1751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.406226][ T1751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.406520][ T1751] RIP: 0033:0x7f9c2737f08e
[   32.406794][ T1751] 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
[   32.407313][ T1751] RSP: 002b:00007ffd714c2c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.407560][ T1751] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9c2737f08e
[   32.407799][ T1751] RDX: 0000000000000000 RSI: 00007ffd714c2d30 RDI: 0000000000000005
[   32.408053][ T1751] RBP: 00007ffd714c2c90 R08: 0000000000000000 R09: 0000000000000000
[   32.408310][ T1751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb45
[   32.408550][ T1751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd714c33f0
| [   32.633507][ T1777] ------------[ cut here ]------------
| [   32.633728][ T1777] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1777
| [   32.634098][ T1777] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.634758][ T1777] Tainted: [W]=WARN
[   32.634916][ T1777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.635141][ T1777] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.635365][ T1777] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.635897][ T1777] RSP: 0018:ffa00000043e71b0 EFLAGS: 00010286
[   32.636114][ T1777] RAX: 00000000ffffffa6 RBX: ff11000005ede4c0 RCX: 1ff400000087cdfc
[   32.636370][ T1777] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ede570
[   32.636618][ T1777] RBP: ff11000009cbc000 R08: 1fe2200000bdbcaf R09: ff11000010d70b80
[   32.636877][ T1777] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   32.637124][ T1777] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   32.637381][ T1777] FS:  00007fa83e0c2840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   32.637664][ T1777] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.637893][ T1777] CR2: 00007fa83e2bb460 CR3: 0000000010fd5003 CR4: 0000000000771ef0
[   32.638147][ T1777] PKRU: 55555554
[   32.638299][ T1777] Call Trace:
[   32.638447][ T1777]  <TASK>
[   32.638564][ T1777]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.638772][ T1777]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.638940][ T1777]  __dev_notify_flags (net/core/dev.c:9787)
[   32.639125][ T1777]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   32.639316][ T1777]  ? netif_change_name (net/core/dev.c:1495)
[   32.639502][ T1777]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   32.639684][ T1777]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   32.639881][ T1777]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   32.640063][ T1777]  ? __dev_get_by_name (net/core/dev.c:883)
[   32.640253][ T1777]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   32.640443][ T1777]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   32.640629][ T1777]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.640814][ T1777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.641009][ T1777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.641200][ T1777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.641380][ T1777]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.641562][ T1777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.641749][ T1777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.641942][ T1777]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.642124][ T1777]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.642314][ T1777]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.642496][ T1777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.642677][ T1777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.642875][ T1777]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.643056][ T1777]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.643248][ T1777]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.643431][ T1777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.643615][ T1777]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.643799][ T1777]  ? 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))
[   32.643992][ T1777]  ? 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))
[   32.644183][ T1777]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.644369][ T1777]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.644550][ T1777]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.644733][ T1777]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.644927][ T1777]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.645109][ T1777]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.645301][ T1777]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.645484][ T1777]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.645664][ T1777]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.645887][ T1777]  ? move_addr_to_kernel (net/socket.c:258)
[   32.646071][ T1777]  ___sys_sendmsg (net/socket.c:2752)
[   32.646261][ T1777]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.646443][ T1777]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.646633][ T1777]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   32.646818][ T1777]  __sys_sendmsg (net/socket.c:2784)
[   32.647013][ T1777]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.647205][ T1777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.647387][ T1777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.647569][ T1777]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.647750][ T1777]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.647945][ T1777]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.648135][ T1777]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.648350][ T1777] RIP: 0033:0x7fa83e2fc08e
[   32.648539][ T1777] 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
[   32.649100][ T1777] RSP: 002b:00007ffef147fcb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.649357][ T1777] RAX: ffffffffffffffda RBX: 00007ffef1480448 RCX: 00007fa83e2fc08e
[   32.649603][ T1777] RDX: 0000000000000000 RSI: 00007ffef147fd60 RDI: 0000000000000005
[   32.649851][ T1777] RBP: 00007ffef147fcc0 R08: 0000000000000000 R09: 0000000000000000
[   32.650109][ T1777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   32.650361][ T1777] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef1480420
| [   32.673501][ T1778] ------------[ cut here ]------------
| [   32.673649][ T1778] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1778
| [   32.673919][ T1778] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.674468][ T1778] Tainted: [W]=WARN
[   32.674569][ T1778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.674734][ T1778] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.674910][ T1778] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.675380][ T1778] RSP: 0018:ffa0000003fd7020 EFLAGS: 00010286
[   32.675546][ T1778] RAX: 00000000ffffffa6 RBX: ff1100000aede7c0 RCX: 1ff40000007fadca
[   32.675741][ T1778] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000aede870
[   32.675949][ T1778] RBP: ff11000009cbc000 R08: 1fe22000015dbd0f R09: ff11000010e05158
[   32.676150][ T1778] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   32.676347][ T1778] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   32.676544][ T1778] FS:  00007f299efb3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   32.676775][ T1778] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.676946][ T1778] CR2: 0000000020799988 CR3: 00000000102bf005 CR4: 0000000000771ef0
[   32.677153][ T1778] PKRU: 55555554
[   32.677252][ T1778] Call Trace:
[   32.677439][ T1778]  <TASK>
[   32.677509][ T1778]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.677642][ T1778]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.677742][ T1778]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   32.677964][ T1778]  __dev_notify_flags (net/core/dev.c:9787)
[   32.678098][ T1778]  ? netif_change_name (net/core/dev.c:1495)
[   32.678234][ T1778]  ? __dev_change_flags (net/core/dev.c:9752)
[   32.678367][ T1778]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   32.678497][ T1778]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.678627][ T1778]  ? 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))
[   32.678761][ T1778]  netif_change_flags (net/core/dev.c:9820)
[   32.678957][ T1778]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   32.679091][ T1778]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   32.679231][ T1778]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   32.679418][ T1778]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   32.679586][ T1778]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.679718][ T1778]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.679850][ T1778]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.680036][ T1778]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.680172][ T1778]  ? __kernel_text_address (kernel/extable.c:79)
[   32.680306][ T1778]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.680439][ T1778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.680569][ T1778]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.680700][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.680830][ T1778]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   32.681014][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.681150][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.681281][ T1778]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   32.681412][ T1778]  ? __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)
[   32.681544][ T1778]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   32.681675][ T1778]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   32.681807][ T1778]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   32.681992][ T1778]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   32.682125][ T1778]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   32.682262][ T1778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.682395][ T1778]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.682527][ T1778]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.682658][ T1778]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.682789][ T1778]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.682999][ T1778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.683134][ T1778]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.683265][ T1778]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.683394][ T1778]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.683526][ T1778]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   32.683656][ T1778]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.683791][ T1778]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.683975][ T1778]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.684105][ T1778]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.684240][ T1778]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.684371][ T1778]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.684502][ T1778]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.684633][ T1778]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.684765][ T1778]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.684952][ T1778]  ? 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))
[   32.685085][ T1778]  ? 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))
[   32.685222][ T1778]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.685354][ T1778]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.685486][ T1778]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.685621][ T1778]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.685754][ T1778]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.685965][ T1778]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.686099][ T1778]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.686236][ T1778]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.686367][ T1778]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.686531][ T1778]  ? move_addr_to_kernel (net/socket.c:258)
[   32.686663][ T1778]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.686795][ T1778]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.687003][ T1778]  ___sys_sendmsg (net/socket.c:2752)
[   32.687139][ T1778]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.687303][ T1778]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.687445][ T1778]  __sys_sendmsg (net/socket.c:2784)
[   32.687576][ T1778]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.687705][ T1778]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.687967][ T1778]  ? 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)
[   32.688099][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.688238][ T1778]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.688368][ T1778]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.688500][ T1778]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.688631][ T1778]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.688794][ T1778] RIP: 0033:0x7f299f1ed08e
[   32.688955][ T1778] 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
[   32.689427][ T1778] RSP: 002b:00007fff082fa060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.689628][ T1778] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f299f1ed08e
[   32.689825][ T1778] RDX: 0000000000000000 RSI: 00007fff082fa110 RDI: 0000000000000005
[   32.690029][ T1778] RBP: 00007fff082fa070 R08: 0000000000000000 R09: 0000000000000000
[   32.690234][ T1778] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   32.690430][ T1778] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff082fa7d0
| [   32.923827][ T1808] ------------[ cut here ]------------
| [   32.924025][ T1808] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1808
| [   32.924320][ T1808] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.924906][ T1808] Tainted: [W]=WARN
[   32.925011][ T1808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.925203][ T1808] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.925388][ T1808] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.925868][ T1808] RSP: 0018:ffa0000004546fe0 EFLAGS: 00010286
[   32.926037][ T1808] RAX: 00000000ffffffa6 RBX: ff1100000cc9eac0 RCX: 1ff40000008a8dc2
[   32.926242][ T1808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9eb70
[   32.926443][ T1808] RBP: ff1100000cdaa000 R08: 1fe2200001993d6f R09: ff11000010d3ae58
[   32.926644][ T1808] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   32.926842][ T1808] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   32.927048][ T1808] FS:  00007f6a5e4e3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   32.927285][ T1808] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.927453][ T1808] CR2: 000000001cc12988 CR3: 000000001247f002 CR4: 0000000000771ef0
[   32.927651][ T1808] PKRU: 55555554
[   32.927752][ T1808] Call Trace:
[   32.927856][ T1808]  <TASK>
[   32.927932][ T1808]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.928066][ T1808]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   32.928203][ T1808]  notifier_call_chain (kernel/notifier.c:85)
[   32.928339][ T1808]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   32.928472][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.928605][ T1808]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   32.928773][ T1808]  ? 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)
[   32.928912][ T1808]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.929046][ T1808]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   32.929183][ T1808]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   32.929349][ T1808]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   32.929485][ T1808] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   32.929621][ T1808]  ? write_profile (kernel/profile.c:194)
[   32.929756][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.929894][ T1808]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   32.930065][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.930204][ T1808]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   32.930336][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.930468][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.930601][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.930733][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.930870][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.931024][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.931164][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.931299][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.931431][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.931565][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.931698][ T1808]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   32.931833][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.931972][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.932104][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.932240][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.932375][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.932508][ T1808]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.932641][ T1808]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.932774][ T1808]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.932909][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.933044][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.933178][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.933313][ T1808]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.933446][ T1808]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.933579][ T1808]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.933715][ T1808]  ? 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))
[   32.933850][ T1808]  ? 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))
[   32.933992][ T1808]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.934126][ T1808]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.934262][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.934398][ T1808]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.934534][ T1808]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.934668][ T1808]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.934803][ T1808]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.934942][ T1808]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.935077][ T1808]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.935244][ T1808]  ? move_addr_to_kernel (net/socket.c:258)
[   32.935377][ T1808]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.935512][ T1808]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.935648][ T1808]  ___sys_sendmsg (net/socket.c:2752)
[   32.935780][ T1808]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.935952][ T1808]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.936099][ T1808]  __sys_sendmsg (net/socket.c:2784)
[   32.936237][ T1808]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.936370][ T1808]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.936537][ T1808]  ? 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)
[   32.936669][ T1808]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.936802][ T1808]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.936940][ T1808]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.937073][ T1808]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.937208][ T1808]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.937371][ T1808] RIP: 0033:0x7f6a5e71d08e
[   32.937509][ T1808] 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
[   32.937981][ T1808] RSP: 002b:00007ffc9d1c9f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.938186][ T1808] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a5e71d08e
[   32.938384][ T1808] RDX: 0000000000000000 RSI: 00007ffc9d1ca010 RDI: 0000000000000005
[   32.938581][ T1808] RBP: 00007ffc9d1c9f70 R08: 0000000000000000 R09: 0000000000000000
[   32.938777][ T1808] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   32.938979][ T1808] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9d1ca6d0
| [   32.942172][ T1808] ------------[ cut here ]------------
| [   32.942317][ T1808] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1808
| [   32.942573][ T1808] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.943100][ T1808] Tainted: [W]=WARN
[   32.943204][ T1808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.943364][ T1808] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.943532][ T1808] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.943989][ T1808] RSP: 0018:ffa0000004547060 EFLAGS: 00010286
[   32.944162][ T1808] RAX: 00000000ffffffa6 RBX: ff1100000f18eac0 RCX: 1ff40000008a8dd2
[   32.944352][ T1808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18eb70
[   32.944545][ T1808] RBP: ff11000012852000 R08: 1fe2200001e31d6f R09: ff11000010d3ae58
[   32.944735][ T1808] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   32.944937][ T1808] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004547100
[   32.945135][ T1808] FS:  00007f6a5e4e3840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   32.945365][ T1808] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.945527][ T1808] CR2: 00007f147e2972a0 CR3: 000000001247f006 CR4: 0000000000771ef0
[   32.945720][ T1808] PKRU: 55555554
[   32.945815][ T1808] Call Trace:
[   32.945917][ T1808]  <TASK>
[   32.945983][ T1808]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   32.946113][ T1808]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   32.946218][ T1808]  netif_close_many (net/core/dev.c:1804)
[   32.946345][ T1808]  ? 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)
[   32.946472][ T1808]  ? __dev_close_many (net/core/dev.c:1781)
[   32.946599][ T1808]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   32.946761][ T1808]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   32.946927][ T1808]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   32.947058][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.947191][ T1808]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.947352][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.947480][ T1808]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   32.947609][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.947736][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.947869][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.947999][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.948126][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.948276][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.948406][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.948534][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.948661][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.948788][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.948922][ T1808]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   32.949052][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.949182][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.949309][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.949438][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.949565][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.949693][ T1808]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.949822][ T1808]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.949956][ T1808]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.950084][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.950217][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.950343][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.950470][ T1808]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.950596][ T1808]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.950724][ T1808]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.950854][ T1808]  ? 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))
[   32.950988][ T1808]  ? 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))
[   32.951118][ T1808]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.951250][ T1808]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.951376][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.951504][ T1808]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.951631][ T1808]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.951760][ T1808]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.951896][ T1808]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.952024][ T1808]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.952154][ T1808]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.952311][ T1808]  ? move_addr_to_kernel (net/socket.c:258)
[   32.952439][ T1808]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.952568][ T1808]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.952696][ T1808]  ___sys_sendmsg (net/socket.c:2752)
[   32.952823][ T1808]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.952990][ T1808]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.953134][ T1808]  __sys_sendmsg (net/socket.c:2784)
[   32.953262][ T1808]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.953387][ T1808]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.953548][ T1808]  ? 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)
[   32.953674][ T1808]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.953803][ T1808]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.953938][ T1808]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.954065][ T1808]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.954198][ T1808]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.954355][ T1808] RIP: 0033:0x7f6a5e71d08e
[   32.954488][ T1808] 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
[   32.954945][ T1808] RSP: 002b:00007ffc9d1c9f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.955142][ T1808] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a5e71d08e
[   32.955331][ T1808] RDX: 0000000000000000 RSI: 00007ffc9d1ca010 RDI: 0000000000000005
[   32.955521][ T1808] RBP: 00007ffc9d1c9f70 R08: 0000000000000000 R09: 0000000000000000
[   32.955711][ T1808] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   32.955907][ T1808] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9d1ca6d0
| [   32.958659][ T1808] ------------[ cut here ]------------
| [   32.958786][ T1808] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1808
| [   32.959037][ T1808] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   32.959550][ T1808] Tainted: [W]=WARN
[   32.959644][ T1808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.959808][ T1808] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   32.959977][ T1808] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   32.960415][ T1808] RSP: 0018:ffa0000004547190 EFLAGS: 00010286
[   32.960570][ T1808] RAX: 00000000ffffffa6 RBX: ff1100000f18f540 RCX: 1ff40000008a8df8
[   32.960753][ T1808] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f5f0
[   32.960939][ T1808] RBP: ff11000012852000 R08: 1fe2200001e31ebf R09: ff11000010d3ae58
[   32.961122][ T1808] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   32.961310][ T1808] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   32.961495][ T1808] FS:  00007f6a5e4e3840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   32.961710][ T1808] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.961869][ T1808] CR2: 00007f147e2972a0 CR3: 000000001247f006 CR4: 0000000000771ef0
[   32.962054][ T1808] PKRU: 55555554
[   32.962152][ T1808] Call Trace:
[   32.962243][ T1808]  <TASK>
[   32.962308][ T1808]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   32.962465][ T1808]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   32.962620][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.962745][ T1808]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   32.962873][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.962996][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.963118][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.963251][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.963373][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.963518][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.963641][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.963764][ T1808]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   32.963893][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.964016][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.964142][ T1808]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   32.964267][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.964388][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.964510][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.964633][ T1808]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   32.964758][ T1808]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   32.964887][ T1808]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   32.965014][ T1808]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.965142][ T1808]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.965275][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.965411][ T1808]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   32.965533][ T1808]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   32.965657][ T1808]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   32.965780][ T1808]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.965908][ T1808]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.966035][ T1808]  ? 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))
[   32.966162][ T1808]  ? 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))
[   32.966287][ T1808]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.966410][ T1808]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.966533][ T1808]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   32.966662][ T1808]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   32.966791][ T1808]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   32.966921][ T1808]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   32.967047][ T1808]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   32.967174][ T1808]  ? copy_msghdr_from_user (net/socket.c:2635)
[   32.967296][ T1808]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   32.967448][ T1808]  ? move_addr_to_kernel (net/socket.c:258)
[   32.967572][ T1808]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.967696][ T1808]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   32.967822][ T1808]  ___sys_sendmsg (net/socket.c:2752)
[   32.967950][ T1808]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   32.968104][ T1808]  ? copy_msghdr_from_user (net/socket.c:2603)
[   32.968244][ T1808]  __sys_sendmsg (net/socket.c:2784)
[   32.968367][ T1808]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   32.968491][ T1808]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   32.968648][ T1808]  ? 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)
[   32.968771][ T1808]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   32.968903][ T1808]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   32.969027][ T1808]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   32.969154][ T1808]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   32.969277][ T1808]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.969428][ T1808] RIP: 0033:0x7f6a5e71d08e
[   32.969559][ T1808] 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
[   32.969999][ T1808] RSP: 002b:00007ffc9d1c9f60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.970187][ T1808] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6a5e71d08e
[   32.970370][ T1808] RDX: 0000000000000000 RSI: 00007ffc9d1ca010 RDI: 0000000000000005
[   32.970554][ T1808] RBP: 00007ffc9d1c9f70 R08: 0000000000000000 R09: 0000000000000000
[   32.970738][ T1808] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   32.970937][ T1808] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9d1ca6d0
| [   33.223205][ T1836] ------------[ cut here ]------------
| [   33.223418][ T1836] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1836
| [   33.223735][ T1836] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.224405][ T1836] Tainted: [W]=WARN
[   33.224557][ T1836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.224775][ T1836] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.225109][ T1836] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.225718][ T1836] RSP: 0018:ffa00000046c6fe0 EFLAGS: 00010286
[   33.226024][ T1836] RAX: 00000000ffffffa6 RBX: ff1100000f3fde40 RCX: 1ff40000008d8dc2
[   33.226364][ T1836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdef0
[   33.226704][ T1836] RBP: ff1100000cdaa000 R08: 1fe2200001e7fbdf R09: ff1100000f060b58
[   33.227049][ T1836] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   33.227375][ T1836] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   33.227709][ T1836] FS:  00007f27f735f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   33.228039][ T1836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.228264][ T1836] CR2: 00000000068db988 CR3: 0000000012557006 CR4: 0000000000771ef0
[   33.228516][ T1836] PKRU: 55555554
[   33.228667][ T1836] Call Trace:
[   33.228817][ T1836]  <TASK>
[   33.228948][ T1836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.229138][ T1836]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   33.229324][ T1836]  notifier_call_chain (kernel/notifier.c:85)
[   33.229512][ T1836]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   33.229693][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.229888][ T1836]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   33.230107][ T1836]  ? 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)
[   33.230298][ T1836]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.230484][ T1836]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   33.230665][ T1836]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   33.230893][ T1836]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   33.231079][ T1836] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   33.231276][ T1836]  ? write_profile (kernel/profile.c:194)
[   33.231463][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.231646][ T1836]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   33.231877][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.232063][ T1836]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   33.232257][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.232440][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.232623][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.232805][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.233000][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.233211][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.233394][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.233578][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.233759][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.233955][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.234144][ T1836]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.234331][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.234511][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.234694][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.234888][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.235071][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.235260][ T1836]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.235442][ T1836]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.235626][ T1836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.235809][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.236009][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.236197][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.236381][ T1836]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.236564][ T1836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.236747][ T1836]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.236946][ T1836]  ? 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))
[   33.237127][ T1836]  ? 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))
[   33.237320][ T1836]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.237506][ T1836]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.237686][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.237882][ T1836]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.238067][ T1836]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.238262][ T1836]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.238450][ T1836]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.238632][ T1836]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.238813][ T1836]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.239040][ T1836]  ? move_addr_to_kernel (net/socket.c:258)
[   33.239232][ T1836]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.239418][ T1836]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.239601][ T1836]  ___sys_sendmsg (net/socket.c:2752)
[   33.239784][ T1836]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.240011][ T1836]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.240212][ T1836]  __sys_sendmsg (net/socket.c:2784)
[   33.240397][ T1836]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.240579][ T1836]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.240795][ T1836]  ? 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)
[   33.240989][ T1836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.241180][ T1836]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.241362][ T1836]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.241545][ T1836]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.241730][ T1836]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.241957][ T1836] RIP: 0033:0x7f27f759908e
[   33.242151][ T1836] 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
[   33.242666][ T1836] RSP: 002b:00007ffe0936d280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.242929][ T1836] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f27f759908e
[   33.243180][ T1836] RDX: 0000000000000000 RSI: 00007ffe0936d330 RDI: 0000000000000005
[   33.243424][ T1836] RBP: 00007ffe0936d290 R08: 0000000000000000 R09: 0000000000000000
[   33.243670][ T1836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   33.243933][ T1836] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0936d9f0
| [   33.246036][ T1836] ------------[ cut here ]------------
| [   33.246212][ T1836] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1836
| [   33.246515][ T1836] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.247601][ T1836] Tainted: [W]=WARN
[   33.247747][ T1836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.247984][ T1836] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.248208][ T1836] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.248704][ T1836] RSP: 0018:ffa00000046c7060 EFLAGS: 00010286
[   33.248931][ T1836] RAX: 00000000ffffffa6 RBX: ff1100000f3fcac0 RCX: 1ff40000008d8dd2
[   33.249176][ T1836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fcb70
[   33.249414][ T1836] RBP: ff11000012842000 R08: 1fe2200001e7f96f R09: ff1100000f060b58
[   33.249652][ T1836] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   33.249905][ T1836] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000046c7100
[   33.250158][ T1836] FS:  00007f27f735f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   33.250433][ T1836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.250642][ T1836] CR2: 00000000068db988 CR3: 0000000012557006 CR4: 0000000000771ef0
[   33.250906][ T1836] PKRU: 55555554
[   33.251051][ T1836] Call Trace:
[   33.251205][ T1836]  <TASK>
[   33.251321][ T1836]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.251502][ T1836]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.251651][ T1836]  netif_close_many (net/core/dev.c:1804)
[   33.251830][ T1836]  ? 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)
[   33.252018][ T1836]  ? __dev_close_many (net/core/dev.c:1781)
[   33.252203][ T1836]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   33.252412][ T1836]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   33.252628][ T1836]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   33.252807][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.253005][ T1836]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.253223][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.253404][ T1836]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.253581][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.253755][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.253945][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.254122][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.254307][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.254502][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.254678][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.254856][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.255046][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.255234][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.255412][ T1836]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.255590][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.255766][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.255957][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.256141][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.256321][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.256498][ T1836]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.256680][ T1836]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.256857][ T1836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.257045][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.257233][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.257410][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.257588][ T1836]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.257764][ T1836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.257955][ T1836]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.258144][ T1836]  ? 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))
[   33.258321][ T1836]  ? 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))
[   33.258499][ T1836]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.258678][ T1836]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.258855][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.259061][ T1836]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.259245][ T1836]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.259426][ T1836]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.259605][ T1836]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.259783][ T1836]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.259972][ T1836]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.260188][ T1836]  ? move_addr_to_kernel (net/socket.c:258)
[   33.260368][ T1836]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.260545][ T1836]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.260737][ T1836]  ___sys_sendmsg (net/socket.c:2752)
[   33.260926][ T1836]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.261142][ T1836]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.261330][ T1836]  __sys_sendmsg (net/socket.c:2784)
[   33.261507][ T1836]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.261682][ T1836]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.261905][ T1836]  ? 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)
[   33.262084][ T1836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.262272][ T1836]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.262449][ T1836]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.262624][ T1836]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.262804][ T1836]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.263023][ T1836] RIP: 0033:0x7f27f759908e
[   33.263211][ T1836] 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
[   33.263712][ T1836] RSP: 002b:00007ffe0936d280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.263966][ T1836] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f27f759908e
[   33.264208][ T1836] RDX: 0000000000000000 RSI: 00007ffe0936d330 RDI: 0000000000000005
[   33.264450][ T1836] RBP: 00007ffe0936d290 R08: 0000000000000000 R09: 0000000000000000
[   33.264689][ T1836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   33.264940][ T1836] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0936d9f0
| [   33.268206][ T1836] ------------[ cut here ]------------
| [   33.268351][ T1836] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1836
| [   33.268604][ T1836] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.269129][ T1836] Tainted: [W]=WARN
[   33.269231][ T1836] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.269390][ T1836] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.269556][ T1836] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.270013][ T1836] RSP: 0018:ffa00000046c7190 EFLAGS: 00010286
[   33.270178][ T1836] RAX: 00000000ffffffa6 RBX: ff1100000b2eb0c0 RCX: 1ff40000008d8df8
[   33.270370][ T1836] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb170
[   33.270560][ T1836] RBP: ff11000012842000 R08: 1fe220000165d62f R09: ff1100000f060b58
[   33.270749][ T1836] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   33.270944][ T1836] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.271136][ T1836] FS:  00007f27f735f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   33.271360][ T1836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.271520][ T1836] CR2: 00005634b1fcc130 CR3: 0000000012557004 CR4: 0000000000771ef0
[   33.271710][ T1836] PKRU: 55555554
[   33.271804][ T1836] Call Trace:
[   33.271906][ T1836]  <TASK>
[   33.271971][ T1836]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   33.272135][ T1836]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.272294][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.272422][ T1836]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.272548][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.272674][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.272800][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.272932][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.273057][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.273206][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.273333][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.273459][ T1836]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.273584][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.273710][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.273837][ T1836]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.273970][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.274097][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.274227][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.274352][ T1836]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.274480][ T1836]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.274606][ T1836]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.274732][ T1836]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.274876][ T1836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.275002][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.275129][ T1836]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.275259][ T1836]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.275385][ T1836]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.275510][ T1836]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.275637][ T1836]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.275768][ T1836]  ? 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))
[   33.275900][ T1836]  ? 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))
[   33.276029][ T1836]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.276162][ T1836]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.276293][ T1836]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.276424][ T1836]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.276552][ T1836]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.276679][ T1836]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.276808][ T1836]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.276941][ T1836]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.277067][ T1836]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.277231][ T1836]  ? move_addr_to_kernel (net/socket.c:258)
[   33.277358][ T1836]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.277484][ T1836]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.277611][ T1836]  ___sys_sendmsg (net/socket.c:2752)
[   33.277737][ T1836]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.277899][ T1836]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.278038][ T1836]  __sys_sendmsg (net/socket.c:2784)
[   33.278170][ T1836]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.278295][ T1836]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.278454][ T1836]  ? 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)
[   33.278579][ T1836]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.278705][ T1836]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.278831][ T1836]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.278963][ T1836]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.279092][ T1836]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.279254][ T1836] RIP: 0033:0x7f27f759908e
[   33.279386][ T1836] 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
[   33.279833][ T1836] RSP: 002b:00007ffe0936d280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.280052][ T1836] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f27f759908e
[   33.280243][ T1836] RDX: 0000000000000000 RSI: 00007ffe0936d330 RDI: 0000000000000005
[   33.280429][ T1836] RBP: 00007ffe0936d290 R08: 0000000000000000 R09: 0000000000000000
[   33.280616][ T1836] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   33.280804][ T1836] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0936d9f0
| [   33.519624][ T1862] ------------[ cut here ]------------
| [   33.519792][ T1862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1862
| [   33.520057][ T1862] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.520578][ T1862] Tainted: [W]=WARN
[   33.520675][ T1862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.520834][ T1862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.521004][ T1862] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.521463][ T1862] RSP: 0018:ffa0000004827060 EFLAGS: 00010286
[   33.521625][ T1862] RAX: 00000000ffffffa6 RBX: ff1100000cc9e7c0 RCX: 1ff4000000904dd2
[   33.521814][ T1862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc9e870
[   33.522012][ T1862] RBP: ff1100000206c000 R08: 1fe2200001993d0f R09: ff1100000cb0d158
[   33.522206][ T1862] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   33.522395][ T1862] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004827100
[   33.522589][ T1862] FS:  00007fece49f1840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   33.522814][ T1862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.522979][ T1862] CR2: 00007fece4cc11a0 CR3: 00000000125a7006 CR4: 0000000000771ef0
[   33.523173][ T1862] PKRU: 55555554
[   33.523268][ T1862] Call Trace:
[   33.523364][ T1862]  <TASK>
[   33.523430][ T1862]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.523560][ T1862]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.523657][ T1862]  netif_close_many (net/core/dev.c:1804)
[   33.523785][ T1862]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.523918][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.524046][ T1862]  ? __dev_close_many (net/core/dev.c:1781)
[   33.524177][ T1862]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   33.524336][ T1862]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   33.524494][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.524621][ T1862]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.524777][ T1862]  ? 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)
[   33.524907][ T1862]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.525033][ T1862]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   33.525195][ T1862]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   33.525321][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.525449][ T1862]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.525575][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.525703][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.525829][ T1862]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.525962][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.526089][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.526293][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.526425][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.526558][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.526684][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.526811][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.526941][ T1862]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.527072][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.527204][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.527331][ T1862]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.527457][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.527584][ T1862]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.527710][ T1862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.527838][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.527968][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.528096][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.528228][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.528355][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.528484][ T1862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.528611][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.528738][ T1862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.528874][ T1862]  ? 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))
[   33.529003][ T1862]  ? 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))
[   33.529135][ T1862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.529263][ T1862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.529391][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.529521][ T1862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.529651][ T1862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.529779][ T1862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.529913][ T1862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.530040][ T1862]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.530172][ T1862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.530328][ T1862]  ? move_addr_to_kernel (net/socket.c:258)
[   33.530457][ T1862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.530585][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.530716][ T1862]  ___sys_sendmsg (net/socket.c:2752)
[   33.530846][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.531011][ T1862]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.531153][ T1862]  __sys_sendmsg (net/socket.c:2784)
[   33.531281][ T1862]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.531409][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.531570][ T1862]  ? 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)
[   33.531697][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.531825][ T1862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.531958][ T1862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.532086][ T1862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.532217][ T1862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.532374][ T1862] RIP: 0033:0x7fece4c2b08e
[   33.532508][ T1862] 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
[   33.532961][ T1862] RSP: 002b:00007fff3a07e720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.533156][ T1862] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fece4c2b08e
[   33.533344][ T1862] RDX: 0000000000000000 RSI: 00007fff3a07e7d0 RDI: 0000000000000005
[   33.533536][ T1862] RBP: 00007fff3a07e730 R08: 0000000000000000 R09: 0000000000000000
[   33.533726][ T1862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   33.533920][ T1862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3a07ee90
| [   33.536323][ T1862] ------------[ cut here ]------------
| [   33.536450][ T1862] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1862
| [   33.536693][ T1862] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.537210][ T1862] Tainted: [W]=WARN
[   33.537313][ T1862] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.537473][ T1862] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.537633][ T1862] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.538737][ T1862] RSP: 0018:ffa0000004827190 EFLAGS: 00010286
[   33.538948][ T1862] RAX: 00000000ffffffa6 RBX: ff110000100afcc0 RCX: 1ff4000000904df8
[   33.539135][ T1862] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100afd70
[   33.539317][ T1862] RBP: ff1100000206c000 R08: 1fe2200002015faf R09: ff1100000cb0d158
[   33.539499][ T1862] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   33.539682][ T1862] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.539918][ T1862] FS:  00007fece49f1840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   33.540148][ T1862] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.540305][ T1862] CR2: 00007fece4cc11a0 CR3: 00000000125a7006 CR4: 0000000000771ef0
[   33.540489][ T1862] PKRU: 55555554
[   33.540581][ T1862] Call Trace:
[   33.540673][ T1862]  <TASK>
[   33.540737][ T1862]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   33.540897][ T1862]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.541057][ T1862]  ? 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)
[   33.541186][ T1862]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.541307][ T1862]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   33.541458][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.541581][ T1862]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.541707][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.541828][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.541953][ T1862]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.542073][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.542198][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.542339][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.542459][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.542581][ T1862]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.542701][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.542822][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.542948][ T1862]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.543072][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.543197][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.543322][ T1862]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.543443][ T1862]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.543565][ T1862]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.543687][ T1862]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.543808][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.543936][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.544057][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.544184][ T1862]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.544305][ T1862]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.544428][ T1862]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.544548][ T1862]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.544670][ T1862]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.544794][ T1862]  ? 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))
[   33.544927][ T1862]  ? 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))
[   33.545051][ T1862]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.545190][ T1862]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.545311][ T1862]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.545433][ T1862]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.545556][ T1862]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.545678][ T1862]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.545804][ T1862]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.545931][ T1862]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.546052][ T1862]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.546207][ T1862]  ? move_addr_to_kernel (net/socket.c:258)
[   33.546329][ T1862]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.546450][ T1862]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.546574][ T1862]  ___sys_sendmsg (net/socket.c:2752)
[   33.546696][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.546848][ T1862]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.546986][ T1862]  __sys_sendmsg (net/socket.c:2784)
[   33.547107][ T1862]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.547231][ T1862]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.547385][ T1862]  ? 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)
[   33.547508][ T1862]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.547632][ T1862]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.547753][ T1862]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.547879][ T1862]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.548003][ T1862]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.548158][ T1862] RIP: 0033:0x7fece4c2b08e
[   33.548284][ T1862] 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
[   33.548714][ T1862] RSP: 002b:00007fff3a07e720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.548908][ T1862] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fece4c2b08e
[   33.549098][ T1862] RDX: 0000000000000000 RSI: 00007fff3a07e7d0 RDI: 0000000000000005
[   33.549287][ T1862] RBP: 00007fff3a07e730 R08: 0000000000000000 R09: 0000000000000000
[   33.549467][ T1862] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb46
[   33.549657][ T1862] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff3a07ee90
| [   33.748237][ T1887] ------------[ cut here ]------------
| [   33.748451][ T1887] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1887
| [   33.748810][ T1887] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.749451][ T1887] Tainted: [W]=WARN
[   33.749594][ T1887] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.749803][ T1887] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.750045][ T1887] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.750636][ T1887] RSP: 0018:ffa0000004977060 EFLAGS: 00010286
[   33.750849][ T1887] RAX: 00000000ffffffa6 RBX: ff1100000c9647c0 RCX: 1ff400000092edd2
[   33.751664][ T1887] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964870
[   33.751910][ T1887] RBP: ff1100000ea01000 R08: 1fe220000192c90f R09: ff11000012532e58
[   33.752151][ T1887] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   33.752387][ T1887] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004977100
[   33.752669][ T1887] FS:  00007f81643d2840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   33.752985][ T1887] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.753216][ T1887] CR2: 00007f81646a21a0 CR3: 000000001264f005 CR4: 0000000000771ef0
[   33.753480][ T1887] PKRU: 55555554
[   33.753636][ T1887] Call Trace:
[   33.753791][ T1887]  <TASK>
[   33.753924][ T1887]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   33.754119][ T1887]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   33.754282][ T1887]  netif_close_many (net/core/dev.c:1804)
[   33.754486][ T1887]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   33.754682][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.754884][ T1887]  ? __dev_close_many (net/core/dev.c:1781)
[   33.755069][ T1887]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   33.755363][ T1887]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   33.755585][ T1887]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.755773][ T1887]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.756004][ T1887]  ? 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)
[   33.756221][ T1887]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.756410][ T1887]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   33.756648][ T1887]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   33.756826][ T1887]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.757010][ T1887]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.757190][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.757363][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.757551][ T1887]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.757728][ T1887]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.757912][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.758106][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.758293][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.758500][ T1887]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.758677][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.758851][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.759035][ T1887]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.759274][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.759451][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.759624][ T1887]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.759796][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.759989][ T1887]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.760167][ T1887]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.760346][ T1887]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.760525][ T1887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.760708][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.760897][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.761074][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.761261][ T1887]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.761435][ T1887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.761609][ T1887]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.761787][ T1887]  ? 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))
[   33.761975][ T1887]  ? 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))
[   33.762181][ T1887]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.762360][ T1887]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.762536][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.762714][ T1887]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.762900][ T1887]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.763096][ T1887]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.763277][ T1887]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.763454][ T1887]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.763625][ T1887]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.763826][ T1887]  ? move_addr_to_kernel (net/socket.c:258)
[   33.764011][ T1887]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.764245][ T1887]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.764425][ T1887]  ___sys_sendmsg (net/socket.c:2752)
[   33.764603][ T1887]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.764812][ T1887]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.765008][ T1887]  __sys_sendmsg (net/socket.c:2784)
[   33.765188][ T1887]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.765358][ T1887]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.765565][ T1887]  ? 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)
[   33.765764][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.765965][ T1887]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.766144][ T1887]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.766317][ T1887]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.766491][ T1887]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.766692][ T1887] RIP: 0033:0x7f816460c08e
[   33.766906][ T1887] 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
[   33.767411][ T1887] RSP: 002b:00007fff03d71040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.767653][ T1887] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f816460c08e
[   33.767920][ T1887] RDX: 0000000000000000 RSI: 00007fff03d710f0 RDI: 0000000000000005
[   33.768163][ T1887] RBP: 00007fff03d71050 R08: 0000000000000000 R09: 0000000000000000
[   33.768395][ T1887] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   33.768651][ T1887] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03d717b0
| [   33.784623][ T1887] ------------[ cut here ]------------
| [   33.784831][ T1887] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1887
| [   33.785342][ T1887] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   33.785940][ T1887] Tainted: [W]=WARN
[   33.786079][ T1887] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.786290][ T1887] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   33.786495][ T1887] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   33.786977][ T1887] RSP: 0018:ffa0000004977190 EFLAGS: 00010286
[   33.787187][ T1887] RAX: 00000000ffffffa6 RBX: ff1100000cc68dc0 RCX: 1ff400000092edf8
[   33.787417][ T1887] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68e70
[   33.787648][ T1887] RBP: ff1100000ea01000 R08: 1fe220000198d1cf R09: ff11000012532e58
[   33.787887][ T1887] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   33.788113][ T1887] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   33.788390][ T1887] FS:  00007f81643d2840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   33.788656][ T1887] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.788856][ T1887] CR2: 00007f81646a21a0 CR3: 000000001264f005 CR4: 0000000000771ef0
[   33.789102][ T1887] PKRU: 55555554
[   33.789244][ T1887] Call Trace:
[   33.789382][ T1887]  <TASK>
[   33.789490][ T1887]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   33.789693][ T1887]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   33.789904][ T1887]  ? 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)
[   33.790073][ T1887]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.790246][ T1887]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   33.790443][ T1887]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.790613][ T1887]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   33.790781][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.790961][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.791131][ T1887]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.791309][ T1887]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.791477][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.791663][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.791831][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.792032][ T1887]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   33.792209][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.792378][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.792549][ T1887]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   33.792720][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.792900][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.793069][ T1887]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.793243][ T1887]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   33.793411][ T1887]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   33.793580][ T1887]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   33.793753][ T1887]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.793934][ T1887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.794103][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.794283][ T1887]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   33.794450][ T1887]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   33.794620][ T1887]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   33.794789][ T1887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.794971][ T1887]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.795153][ T1887]  ? 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))
[   33.795331][ T1887]  ? 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))
[   33.795503][ T1887]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.795673][ T1887]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.795841][ T1887]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   33.796024][ T1887]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   33.796202][ T1887]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   33.796371][ T1887]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   33.796543][ T1887]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   33.796712][ T1887]  ? copy_msghdr_from_user (net/socket.c:2635)
[   33.796891][ T1887]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   33.797088][ T1887]  ? move_addr_to_kernel (net/socket.c:258)
[   33.797264][ T1887]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.797433][ T1887]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   33.797604][ T1887]  ___sys_sendmsg (net/socket.c:2752)
[   33.797772][ T1887]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   33.797982][ T1887]  ? copy_msghdr_from_user (net/socket.c:2603)
[   33.798169][ T1887]  __sys_sendmsg (net/socket.c:2784)
[   33.798336][ T1887]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   33.798503][ T1887]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   33.798706][ T1887]  ? 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)
[   33.798887][ T1887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   33.799058][ T1887]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   33.799235][ T1887]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   33.799402][ T1887]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   33.799571][ T1887]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.799768][ T1887] RIP: 0033:0x7f816460c08e
[   33.799958][ T1887] 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
[   33.800438][ T1887] RSP: 002b:00007fff03d71040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.800666][ T1887] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f816460c08e
[   33.800905][ T1887] RDX: 0000000000000000 RSI: 00007fff03d710f0 RDI: 0000000000000005
[   33.801142][ T1887] RBP: 00007fff03d71050 R08: 0000000000000000 R09: 0000000000000000
[   33.801367][ T1887] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   33.801594][ T1887] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff03d717b0
| [   34.006051][ T1910] ------------[ cut here ]------------
| [   34.006245][ T1910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1910
| [   34.006527][ T1910] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.007607][ T1910] Tainted: [W]=WARN
[   34.007723][ T1910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.007962][ T1910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.008153][ T1910] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.008658][ T1910] RSP: 0018:ffa0000004a76f70 EFLAGS: 00010286
[   34.008835][ T1910] RAX: 00000000ffffffa6 RBX: ff1100000f3fc7c0 RCX: 1ff400000094edb4
[   34.009110][ T1910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fc870
[   34.009433][ T1910] RBP: ff1100000cdaa000 R08: 1fe2200001e7f90f R09: ff11000009df2e80
[   34.009686][ T1910] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   34.009924][ T1910] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   34.010140][ T1910] FS:  00007f1f52550840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   34.010389][ T1910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.010566][ T1910] CR2: 00007f1f528201a0 CR3: 0000000010c55002 CR4: 0000000000771ef0
[   34.010776][ T1910] PKRU: 55555554
[   34.010888][ T1910] Call Trace:
[   34.010994][ T1910]  <TASK>
[   34.011066][ T1910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.011212][ T1910]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   34.011351][ T1910]  notifier_call_chain (kernel/notifier.c:85)
[   34.011494][ T1910]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   34.011637][ T1910]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   34.011782][ T1910]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   34.011929][ T1910]  netdev_upper_dev_link (net/core/dev.c:8972)
[   34.012069][ T1910]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   34.012213][ T1910] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   34.012359][ T1910]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   34.012502][ T1910] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   34.012645][ T1910]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   34.012790][ T1910]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   34.012935][ T1910]  ? nla_strscpy (lib/nlattr.c:795)
[   34.013077][ T1910]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   34.013221][ T1910]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   34.013360][ T1910]  ? __dev_get_by_name (net/core/dev.c:883)
[   34.013530][ T1910]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   34.013676][ T1910]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   34.013819][ T1910]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.013968][ T1910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.014108][ T1910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.014250][ T1910]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.014388][ T1910]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.014540][ T1910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.014684][ T1910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.014824][ T1910]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.014971][ T1910]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.015111][ T1910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.015265][ T1910]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.015405][ T1910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.015546][ T1910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.015687][ T1910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.015826][ T1910]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.015970][ T1910]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.016119][ T1910]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.016265][ T1910]  ? 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))
[   34.016402][ T1910]  ? 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))
[   34.016558][ T1910]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.016697][ T1910]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.016836][ T1910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.016981][ T1910]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.017131][ T1910]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.017275][ T1910]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.017417][ T1910]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.017556][ T1910]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.017695][ T1910]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.017874][ T1910]  ? move_addr_to_kernel (net/socket.c:258)
[   34.018015][ T1910]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.018159][ T1910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.018302][ T1910]  ___sys_sendmsg (net/socket.c:2752)
[   34.018441][ T1910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.018613][ T1910]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.018766][ T1910]  __sys_sendmsg (net/socket.c:2784)
[   34.018912][ T1910]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.019052][ T1910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.019233][ T1910]  ? 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)
[   34.019375][ T1910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.019514][ T1910]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.019653][ T1910]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.019795][ T1910]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.019942][ T1910]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.020117][ T1910] RIP: 0033:0x7f1f5278a08e
[   34.020269][ T1910] 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
[   34.020766][ T1910] RSP: 002b:00007ffd4c782460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.020982][ T1910] RAX: ffffffffffffffda RBX: 00007ffd4c782bf8 RCX: 00007f1f5278a08e
[   34.021218][ T1910] RDX: 0000000000000000 RSI: 00007ffd4c782510 RDI: 0000000000000005
[   34.021433][ T1910] RBP: 00007ffd4c782470 R08: 0000000000000000 R09: 0000000000000000
[   34.021640][ T1910] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.021851][ T1910] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4c782bd0
| [   34.023522][ T1910] ------------[ cut here ]------------
| [   34.023674][ T1910] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1910
| [   34.024021][ T1910] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.024606][ T1910] Tainted: [W]=WARN
[   34.024712][ T1910] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.024893][ T1910] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.025077][ T1910] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.025569][ T1910] RSP: 0018:ffa0000004a76fd0 EFLAGS: 00010286
[   34.025743][ T1910] RAX: 00000000ffffffa6 RBX: ff1100000f18fcc0 RCX: 1ff400000094edc0
[   34.025956][ T1910] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18fd70
[   34.026168][ T1910] RBP: ff1100000c24a000 R08: 1fe2200001e31faf R09: ff11000009df2e80
[   34.026374][ T1910] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.026581][ T1910] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24ae04
[   34.026789][ T1910] FS:  00007f1f52550840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   34.027039][ T1910] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.027219][ T1910] CR2: 00005634b211dd5c CR3: 0000000010c55003 CR4: 0000000000771ef0
[   34.027427][ T1910] PKRU: 55555554
[   34.027531][ T1910] Call Trace:
[   34.027635][ T1910]  <TASK>
[   34.027707][ T1910]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.027848][ T1910]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.027980][ T1910]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   34.028120][ T1910]  __dev_notify_flags (net/core/dev.c:9787)
[   34.028284][ T1910]  ? netif_change_name (net/core/dev.c:1495)
[   34.028426][ T1910]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   34.028567][ T1910]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   34.028708][ T1910]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   34.028850][ T1910] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   34.029004][ T1910]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   34.029152][ T1910] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   34.029293][ T1910]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   34.029438][ T1910]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   34.029580][ T1910]  ? nla_strscpy (lib/nlattr.c:795)
[   34.029723][ T1910]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   34.029873][ T1910]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   34.030013][ T1910]  ? __dev_get_by_name (net/core/dev.c:883)
[   34.030155][ T1910]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   34.030298][ T1910]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   34.030441][ T1910]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.030580][ T1910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.030720][ T1910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.030868][ T1910]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.031009][ T1910]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.031154][ T1910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.031298][ T1910]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.031442][ T1910]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.031581][ T1910]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.031723][ T1910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.031868][ T1910]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.032008][ T1910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.032155][ T1910]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.032294][ T1910]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.032436][ T1910]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.032576][ T1910]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.032718][ T1910]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.032867][ T1910]  ? 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))
[   34.033009][ T1910]  ? 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))
[   34.033158][ T1910]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.033301][ T1910]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.033445][ T1910]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.033588][ T1910]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.033729][ T1910]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.033876][ T1910]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.034019][ T1910]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.034165][ T1910]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.034309][ T1910]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.034484][ T1910]  ? move_addr_to_kernel (net/socket.c:258)
[   34.034628][ T1910]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.034768][ T1910]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.034915][ T1910]  ___sys_sendmsg (net/socket.c:2752)
[   34.035057][ T1910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.035236][ T1910]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.035392][ T1910]  __sys_sendmsg (net/socket.c:2784)
[   34.035533][ T1910]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.035672][ T1910]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.035850][ T1910]  ? 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)
[   34.035996][ T1910]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.036142][ T1910]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.036283][ T1910]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.036423][ T1910]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.036564][ T1910]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.036739][ T1910] RIP: 0033:0x7f1f5278a08e
[   34.036889][ T1910] 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
[   34.037389][ T1910] RSP: 002b:00007ffd4c782460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.037608][ T1910] RAX: ffffffffffffffda RBX: 00007ffd4c782bf8 RCX: 00007f1f5278a08e
[   34.037820][ T1910] RDX: 0000000000000000 RSI: 00007ffd4c782510 RDI: 0000000000000005
[   34.038034][ T1910] RBP: 00007ffd4c782470 R08: 0000000000000000 R09: 0000000000000000
[   34.038248][ T1910] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.038458][ T1910] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4c782bd0
| [   34.063510][ T1911] ------------[ cut here ]------------
| [   34.063682][ T1911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1911
| [   34.063969][ T1911] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.064496][ T1911] Tainted: [W]=WARN
[   34.064593][ T1911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.064800][ T1911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.064999][ T1911] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.065508][ T1911] RSP: 0018:ffa0000004a87020 EFLAGS: 00010286
[   34.065692][ T1911] RAX: 00000000ffffffa6 RBX: ff1100000f3fdcc0 RCX: 1ff4000000950dca
[   34.065912][ T1911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdd70
[   34.066127][ T1911] RBP: ff1100000c24a000 R08: 1fe2200001e7fbaf R09: ff11000010db0b58
[   34.066340][ T1911] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   34.066550][ T1911] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   34.066762][ T1911] FS:  00007f9bc55ef840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   34.067018][ T1911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.067204][ T1911] CR2: 0000000029623988 CR3: 0000000010c52004 CR4: 0000000000771ef0
[   34.067417][ T1911] PKRU: 55555554
[   34.067524][ T1911] Call Trace:
[   34.067630][ T1911]  <TASK>
[   34.067704][ T1911]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.067848][ T1911]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.067963][ T1911]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.068104][ T1911]  __dev_notify_flags (net/core/dev.c:9787)
[   34.068253][ T1911]  ? netif_change_name (net/core/dev.c:1495)
[   34.068395][ T1911]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.068539][ T1911]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   34.068681][ T1911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.068823][ T1911]  ? 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))
[   34.068976][ T1911]  netif_change_flags (net/core/dev.c:9820)
[   34.069119][ T1911]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.069266][ T1911]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.069410][ T1911]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.069558][ T1911]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.069736][ T1911]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.069884][ T1911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.070027][ T1911]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.070174][ T1911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.070318][ T1911]  ? __kernel_text_address (kernel/extable.c:79)
[   34.070462][ T1911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.070606][ T1911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.070749][ T1911]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.070962][ T1911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.071103][ T1911]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.071265][ T1911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.071405][ T1911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.071543][ T1911]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.071686][ T1911]  ? __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)
[   34.071828][ T1911]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.072042][ T1911]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.072186][ T1911]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.072330][ T1911]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.072476][ T1911]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.072620][ T1911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.072763][ T1911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.072992][ T1911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.073131][ T1911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.073278][ T1911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.073422][ T1911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.073564][ T1911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.073706][ T1911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.073847][ T1911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.074078][ T1911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.074222][ T1911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.074364][ T1911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.074505][ T1911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.074645][ T1911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.074790][ T1911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.075018][ T1911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.075163][ T1911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.075307][ T1911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.075450][ T1911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.075596][ T1911]  ? 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))
[   34.075740][ T1911]  ? 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))
[   34.075965][ T1911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.076109][ T1911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.076256][ T1911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.076402][ T1911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.076545][ T1911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.076687][ T1911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.076833][ T1911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.077065][ T1911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.077208][ T1911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.077384][ T1911]  ? move_addr_to_kernel (net/socket.c:258)
[   34.077526][ T1911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.077667][ T1911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.077814][ T1911]  ___sys_sendmsg (net/socket.c:2752)
[   34.078045][ T1911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.078221][ T1911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.078376][ T1911]  __sys_sendmsg (net/socket.c:2784)
[   34.078525][ T1911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.078662][ T1911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.078843][ T1911]  ? 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)
[   34.079047][ T1911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.079191][ T1911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.079332][ T1911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.079476][ T1911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.079621][ T1911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.079799][ T1911] RIP: 0033:0x7f9bc582908e
[   34.079953][ T1911] 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
[   34.080465][ T1911] RSP: 002b:00007fff967081e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.080682][ T1911] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9bc582908e
[   34.080900][ T1911] RDX: 0000000000000000 RSI: 00007fff96708290 RDI: 0000000000000005
[   34.081204][ T1911] RBP: 00007fff967081f0 R08: 0000000000000000 R09: 0000000000000000
[   34.081420][ T1911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.081714][ T1911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff96708950
| [   34.278751][ T1934] ------------[ cut here ]------------
| [   34.278957][ T1934] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1934
| [   34.279282][ T1934] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.279949][ T1934] Tainted: [W]=WARN
[   34.280072][ T1934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.280273][ T1934] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.280475][ T1934] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.281035][ T1934] RSP: 0018:ffa0000004ba6f70 EFLAGS: 00010286
[   34.281235][ T1934] RAX: 00000000ffffffa6 RBX: ff1100000bbe24c0 RCX: 1ff4000000974db4
[   34.281470][ T1934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe2570
[   34.281697][ T1934] RBP: ff1100000cdaa000 R08: 1fe220000177c4af R09: ff110000126ad180
[   34.281934][ T1934] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   34.282170][ T1934] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   34.282401][ T1934] FS:  00007fa72406d840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   34.282676][ T1934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.282878][ T1934] CR2: 0000000015140a28 CR3: 0000000010ec0004 CR4: 0000000000771ef0
[   34.283113][ T1934] PKRU: 55555554
[   34.283234][ T1934] Call Trace:
[   34.283350][ T1934]  <TASK>
[   34.283431][ T1934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.283587][ T1934]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   34.283747][ T1934]  notifier_call_chain (kernel/notifier.c:85)
[   34.283914][ T1934]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   34.284069][ T1934]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   34.284233][ T1934]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   34.284391][ T1934]  netdev_upper_dev_link (net/core/dev.c:8972)
[   34.284545][ T1934]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   34.284699][ T1934] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   34.284869][ T1934]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   34.285029][ T1934] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   34.285194][ T1934]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   34.285352][ T1934]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   34.285507][ T1934]  ? nla_strscpy (lib/nlattr.c:795)
[   34.285666][ T1934]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   34.285819][ T1934]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   34.285977][ T1934]  ? __dev_get_by_name (net/core/dev.c:883)
[   34.286137][ T1934]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   34.286298][ T1934]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   34.286456][ T1934]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.286612][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.286766][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.286923][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.287074][ T1934]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.287229][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.287389][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.287546][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.287701][ T1934]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.287854][ T1934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.288014][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.288173][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.288326][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.288479][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.288636][ T1934]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.288791][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.288950][ T1934]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.289108][ T1934]  ? 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))
[   34.289265][ T1934]  ? 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))
[   34.289424][ T1934]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.289579][ T1934]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.289733][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.289892][ T1934]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.290049][ T1934]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.290207][ T1934]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.290363][ T1934]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.290517][ T1934]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.290669][ T1934]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.290859][ T1934]  ? move_addr_to_kernel (net/socket.c:258)
[   34.291022][ T1934]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.291182][ T1934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.291336][ T1934]  ___sys_sendmsg (net/socket.c:2752)
[   34.291490][ T1934]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.291680][ T1934]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.291846][ T1934]  __sys_sendmsg (net/socket.c:2784)
[   34.292003][ T1934]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.292159][ T1934]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.292356][ T1934]  ? 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)
[   34.292511][ T1934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.292667][ T1934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.292823][ T1934]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.292983][ T1934]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.293142][ T1934]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.293329][ T1934] RIP: 0033:0x7fa7242a708e
[   34.293487][ T1934] 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
[   34.294035][ T1934] RSP: 002b:00007fff322dbb40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.294268][ T1934] RAX: ffffffffffffffda RBX: 00007fff322dc2d8 RCX: 00007fa7242a708e
[   34.294497][ T1934] RDX: 0000000000000000 RSI: 00007fff322dbbf0 RDI: 0000000000000005
[   34.294725][ T1934] RBP: 00007fff322dbb50 R08: 0000000000000000 R09: 0000000000000000
[   34.294955][ T1934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.295186][ T1934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff322dc2b0
| [   34.296967][ T1934] ------------[ cut here ]------------
| [   34.297116][ T1934] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1934
| [   34.297416][ T1934] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.298033][ T1934] Tainted: [W]=WARN
[   34.298155][ T1934] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.298348][ T1934] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.298545][ T1934] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.299092][ T1934] RSP: 0018:ffa0000004ba6fd0 EFLAGS: 00010286
[   34.299290][ T1934] RAX: 00000000ffffffa6 RBX: ff1100000bbe33c0 RCX: 1ff4000000974dc0
[   34.299520][ T1934] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3470
[   34.299749][ T1934] RBP: ff1100000cd92000 R08: 1fe220000177c68f R09: ff110000126ad180
[   34.299982][ T1934] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   34.300215][ T1934] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92e04
[   34.300447][ T1934] FS:  00007fa72406d840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   34.300713][ T1934] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.300909][ T1934] CR2: 0000000015140a28 CR3: 0000000010ec0004 CR4: 0000000000771ef0
[   34.301142][ T1934] PKRU: 55555554
[   34.301256][ T1934] Call Trace:
[   34.301371][ T1934]  <TASK>
[   34.301449][ T1934]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.301606][ T1934]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.301723][ T1934]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   34.301879][ T1934]  __dev_notify_flags (net/core/dev.c:9787)
[   34.302033][ T1934]  ? netif_change_name (net/core/dev.c:1495)
[   34.302188][ T1934]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   34.302344][ T1934]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   34.302497][ T1934]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   34.302651][ T1934] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   34.302808][ T1934]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   34.302972][ T1934] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   34.303128][ T1934]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   34.303288][ T1934]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   34.303440][ T1934]  ? nla_strscpy (lib/nlattr.c:795)
[   34.303597][ T1934]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   34.303749][ T1934]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   34.303907][ T1934]  ? __dev_get_by_name (net/core/dev.c:883)
[   34.304059][ T1934]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   34.304220][ T1934]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   34.304374][ T1934]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.304530][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.304685][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.304839][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.304996][ T1934]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.305158][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.305318][ T1934]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.305472][ T1934]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.305627][ T1934]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.305782][ T1934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.305940][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.306097][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.306257][ T1934]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.306410][ T1934]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.306565][ T1934]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.306718][ T1934]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.306875][ T1934]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.307033][ T1934]  ? 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))
[   34.307187][ T1934]  ? 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))
[   34.307345][ T1934]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.307498][ T1934]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.307650][ T1934]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.307807][ T1934]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.307965][ T1934]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.308122][ T1934]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.308282][ T1934]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.308439][ T1934]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.308592][ T1934]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.308785][ T1934]  ? move_addr_to_kernel (net/socket.c:258)
[   34.308948][ T1934]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.309104][ T1934]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.309266][ T1934]  ___sys_sendmsg (net/socket.c:2752)
[   34.309418][ T1934]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.309612][ T1934]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.309778][ T1934]  __sys_sendmsg (net/socket.c:2784)
[   34.309937][ T1934]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.310090][ T1934]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.310290][ T1934]  ? 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)
[   34.310444][ T1934]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.310598][ T1934]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.310750][ T1934]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.310906][ T1934]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.311058][ T1934]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.311251][ T1934] RIP: 0033:0x7fa7242a708e
[   34.311410][ T1934] 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
[   34.311951][ T1934] RSP: 002b:00007fff322dbb40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.312185][ T1934] RAX: ffffffffffffffda RBX: 00007fff322dc2d8 RCX: 00007fa7242a708e
[   34.312413][ T1934] RDX: 0000000000000000 RSI: 00007fff322dbbf0 RDI: 0000000000000005
[   34.312642][ T1934] RBP: 00007fff322dbb50 R08: 0000000000000000 R09: 0000000000000000
[   34.312874][ T1934] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.313102][ T1934] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff322dc2b0
| [   34.350560][ T1935] ------------[ cut here ]------------
| [   34.350721][ T1935] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1935
| [   34.351015][ T1935] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.351597][ T1935] Tainted: [W]=WARN
[   34.351707][ T1935] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.351891][ T1935] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.352079][ T1935] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.352590][ T1935] RSP: 0018:ffa0000004ba7020 EFLAGS: 00010286
[   34.352771][ T1935] RAX: 00000000ffffffa6 RBX: ff1100000c9653c0 RCX: 1ff4000000974dca
[   34.352990][ T1935] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965470
[   34.353205][ T1935] RBP: ff1100000cd92000 R08: 1fe220000192ca8f R09: ff1100000cb0d158
[   34.353421][ T1935] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   34.353635][ T1935] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   34.353850][ T1935] FS:  00007f7331d8c840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   34.354104][ T1935] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.354291][ T1935] CR2: 0000000009890988 CR3: 0000000010ef7001 CR4: 0000000000771ef0
[   34.354507][ T1935] PKRU: 55555554
[   34.354616][ T1935] Call Trace:
[   34.354725][ T1935]  <TASK>
[   34.354799][ T1935]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.354949][ T1935]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.355058][ T1935]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.355205][ T1935]  __dev_notify_flags (net/core/dev.c:9787)
[   34.355349][ T1935]  ? netif_change_name (net/core/dev.c:1495)
[   34.355494][ T1935]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.355638][ T1935]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   34.355780][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.355930][ T1935]  ? 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))
[   34.356079][ T1935]  netif_change_flags (net/core/dev.c:9820)
[   34.356224][ T1935]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.356372][ T1935]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.356518][ T1935]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.356662][ T1935]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.356838][ T1935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.356986][ T1935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.357129][ T1935]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.357276][ T1935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.357420][ T1935]  ? __kernel_text_address (kernel/extable.c:79)
[   34.357564][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.357706][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.357847][ T1935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.358072][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.358216][ T1935]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.358360][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.358502][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.358642][ T1935]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.358786][ T1935]  ? __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)
[   34.358996][ T1935]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.359245][ T1935]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.359377][ T1935]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.359507][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.359637][ T1935]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.359765][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.359979][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.360108][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.360241][ T1935]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.360409][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.360555][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.360696][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.360836][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.361014][ T1935]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.361162][ T1935]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.361305][ T1935]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.361448][ T1935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.361591][ T1935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.361731][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.361880][ T1935]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.362020][ T1935]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.362166][ T1935]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.362307][ T1935]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.362446][ T1935]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.362591][ T1935]  ? 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))
[   34.362734][ T1935]  ? 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))
[   34.362882][ T1935]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.363024][ T1935]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.363168][ T1935]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.363310][ T1935]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.363452][ T1935]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.363594][ T1935]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.363738][ T1935]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.363888][ T1935]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.364029][ T1935]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.364207][ T1935]  ? move_addr_to_kernel (net/socket.c:258)
[   34.364348][ T1935]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.364490][ T1935]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.364632][ T1935]  ___sys_sendmsg (net/socket.c:2752)
[   34.364774][ T1935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.364955][ T1935]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.365110][ T1935]  __sys_sendmsg (net/socket.c:2784)
[   34.365256][ T1935]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.365397][ T1935]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.365576][ T1935]  ? 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)
[   34.365716][ T1935]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.365859][ T1935]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.366003][ T1935]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.366148][ T1935]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.366290][ T1935]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.366465][ T1935] RIP: 0033:0x7f7331fc608e
[   34.366613][ T1935] 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
[   34.367118][ T1935] RSP: 002b:00007ffdbd0c9e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.367337][ T1935] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7331fc608e
[   34.367545][ T1935] RDX: 0000000000000000 RSI: 00007ffdbd0c9ef0 RDI: 0000000000000005
[   34.367759][ T1935] RBP: 00007ffdbd0c9e50 R08: 0000000000000000 R09: 0000000000000000
[   34.367975][ T1935] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.368192][ T1935] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbd0ca5b0
| [   34.557451][ T1958] ------------[ cut here ]------------
| [   34.557676][ T1958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1958
| [   34.558020][ T1958] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.558716][ T1958] Tainted: [W]=WARN
[   34.558950][ T1958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.559244][ T1958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.559561][ T1958] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.560219][ T1958] RSP: 0018:ffa0000004cc6f70 EFLAGS: 00010286
[   34.560535][ T1958] RAX: 00000000ffffffa6 RBX: ff1100000f2c1b40 RCX: 1ff4000000998db4
[   34.560858][ T1958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1bf0
[   34.561294][ T1958] RBP: ff1100000cdaa000 R08: 1fe2200001e5837f R09: ff1100001254d180
[   34.561544][ T1958] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   34.561801][ T1958] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   34.562093][ T1958] FS:  00007f05092c6840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   34.562393][ T1958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.562613][ T1958] CR2: 00007f05094bf460 CR3: 0000000011979001 CR4: 0000000000771ef0
[   34.562879][ T1958] PKRU: 55555554
[   34.563031][ T1958] Call Trace:
[   34.563190][ T1958]  <TASK>
[   34.563309][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.563496][ T1958]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   34.563684][ T1958]  notifier_call_chain (kernel/notifier.c:85)
[   34.563889][ T1958]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   34.564084][ T1958]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   34.564284][ T1958]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   34.564473][ T1958]  netdev_upper_dev_link (net/core/dev.c:8972)
[   34.564659][ T1958]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   34.564846][ T1958] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   34.565055][ T1958]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   34.565254][ T1958] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   34.565446][ T1958]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   34.565648][ T1958]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   34.565835][ T1958]  ? nla_strscpy (lib/nlattr.c:795)
[   34.566038][ T1958]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   34.566234][ T1958]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   34.566424][ T1958]  ? __dev_get_by_name (net/core/dev.c:883)
[   34.566612][ T1958]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   34.566804][ T1958]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   34.567007][ T1958]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.567203][ T1958]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.567388][ T1958]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.567578][ T1958]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.567779][ T1958]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.567982][ T1958]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.568182][ T1958]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.568371][ T1958]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.568560][ T1958]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.568749][ T1958]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.568952][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.569147][ T1958]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.569336][ T1958]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.569525][ T1958]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.569715][ T1958]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.569914][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.570103][ T1958]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.570319][ T1958]  ? 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))
[   34.570506][ T1958]  ? 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))
[   34.570695][ T1958]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.570899][ T1958]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.571085][ T1958]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.571280][ T1958]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.571468][ T1958]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.571657][ T1958]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.571848][ T1958]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.572049][ T1958]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.572243][ T1958]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.572467][ T1958]  ? move_addr_to_kernel (net/socket.c:258)
[   34.572665][ T1958]  ___sys_sendmsg (net/socket.c:2752)
[   34.572850][ T1958]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.573052][ T1958]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.573254][ T1958]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   34.573444][ T1958]  __sys_sendmsg (net/socket.c:2784)
[   34.573633][ T1958]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.573852][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.574052][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.574247][ T1958]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.574434][ T1958]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.574619][ T1958]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.574808][ T1958]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.575042][ T1958] RIP: 0033:0x7f050950008e
[   34.575243][ T1958] 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
[   34.575779][ T1958] RSP: 002b:00007ffdd149b270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.576050][ T1958] RAX: ffffffffffffffda RBX: 00007ffdd149ba10 RCX: 00007f050950008e
[   34.576315][ T1958] RDX: 0000000000000000 RSI: 00007ffdd149b320 RDI: 0000000000000005
[   34.576568][ T1958] RBP: 00007ffdd149b280 R08: 0000000000000000 R09: 0000000000000000
[   34.576823][ T1958] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.577087][ T1958] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd149b9e8
| [   34.579157][ T1958] ------------[ cut here ]------------
| [   34.579307][ T1958] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/1958
| [   34.579582][ T1958] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.580162][ T1958] Tainted: [W]=WARN
[   34.580267][ T1958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.580440][ T1958] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.580619][ T1958] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.581129][ T1958] RSP: 0018:ffa0000004cc6fd0 EFLAGS: 00010286
[   34.581309][ T1958] RAX: 00000000ffffffa6 RBX: ff11000012a9ef40 RCX: 1ff4000000998dc0
[   34.581515][ T1958] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012a9eff0
[   34.581724][ T1958] RBP: ff110000119ca000 R08: 1fe2200002553dff R09: ff1100001254d180
[   34.581937][ T1958] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   34.582149][ T1958] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   34.582358][ T1958] FS:  00007f05092c6840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   34.582604][ T1958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.582780][ T1958] CR2: 00005634b211dd5c CR3: 0000000011979001 CR4: 0000000000771ef0
[   34.582997][ T1958] PKRU: 55555554
[   34.583101][ T1958] Call Trace:
[   34.583210][ T1958]  <TASK>
[   34.583282][ T1958]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.583423][ T1958]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.583531][ T1958]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   34.583669][ T1958]  __dev_notify_flags (net/core/dev.c:9787)
[   34.583810][ T1958]  ? netif_change_name (net/core/dev.c:1495)
[   34.583958][ T1958]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   34.584099][ T1958]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   34.584250][ T1958]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   34.584397][ T1958] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   34.584541][ T1958]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   34.584685][ T1958] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   34.584826][ T1958]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   34.584979][ T1958]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   34.585120][ T1958]  ? nla_strscpy (lib/nlattr.c:795)
[   34.585293][ T1958]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   34.585436][ T1958]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   34.585574][ T1958]  ? __dev_get_by_name (net/core/dev.c:883)
[   34.585712][ T1958]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   34.585859][ T1958]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   34.586010][ T1958]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.586155][ T1958]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.586294][ T1958]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.586433][ T1958]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.586574][ T1958]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.586712][ T1958]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.586856][ T1958]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.587004][ T1958]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.587148][ T1958]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.587289][ T1958]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.587428][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.587567][ T1958]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.587710][ T1958]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.587848][ T1958]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.587994][ T1958]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.588132][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.588276][ T1958]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.588419][ T1958]  ? 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))
[   34.588559][ T1958]  ? 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))
[   34.588702][ T1958]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.588842][ T1958]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.588987][ T1958]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.589128][ T1958]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.589274][ T1958]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.589415][ T1958]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.589558][ T1958]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.589697][ T1958]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.589837][ T1958]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.590012][ T1958]  ? move_addr_to_kernel (net/socket.c:258)
[   34.590158][ T1958]  ___sys_sendmsg (net/socket.c:2752)
[   34.590296][ T1958]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.590435][ T1958]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.590583][ T1958]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   34.590726][ T1958]  __sys_sendmsg (net/socket.c:2784)
[   34.590870][ T1958]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.591012][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.591153][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.591294][ T1958]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.591432][ T1958]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.591573][ T1958]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.591714][ T1958]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.591896][ T1958] RIP: 0033:0x7f050950008e
[   34.592040][ T1958] 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
[   34.592537][ T1958] RSP: 002b:00007ffdd149b270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.592746][ T1958] RAX: ffffffffffffffda RBX: 00007ffdd149ba10 RCX: 00007f050950008e
[   34.592960][ T1958] RDX: 0000000000000000 RSI: 00007ffdd149b320 RDI: 0000000000000005
[   34.593172][ T1958] RBP: 00007ffdd149b280 R08: 0000000000000000 R09: 0000000000000000
[   34.593380][ T1958] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb47
[   34.593587][ T1958] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd149b9e8
| [   34.615677][ T1959] ------------[ cut here ]------------
| [   34.615878][ T1959] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/1959
| [   34.616184][ T1959] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.616799][ T1959] Tainted: [W]=WARN
[   34.616957][ T1959] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.617172][ T1959] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.617388][ T1959] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.618596][ T1959] RSP: 0018:ffa0000004cc7020 EFLAGS: 00010286
[   34.618921][ T1959] RAX: 00000000ffffffa6 RBX: ff1100000f2c1240 RCX: 1ff4000000998dca
[   34.619169][ T1959] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c12f0
[   34.619407][ T1959] RBP: ff110000119ca000 R08: 1fe2200001e5825f R09: ff11000010d70b58
[   34.619646][ T1959] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   34.619897][ T1959] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   34.620146][ T1959] FS:  00007fbcbbb72840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   34.620419][ T1959] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.620627][ T1959] CR2: 00007fbcbbe421a0 CR3: 000000000f0a9004 CR4: 0000000000771ef0
[   34.620878][ T1959] PKRU: 55555554
[   34.621021][ T1959] Call Trace:
[   34.621170][ T1959]  <TASK>
[   34.621284][ T1959]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.621463][ T1959]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.621609][ T1959]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   34.621784][ T1959]  __dev_notify_flags (net/core/dev.c:9787)
[   34.621974][ T1959]  ? netif_change_name (net/core/dev.c:1495)
[   34.622155][ T1959]  ? __dev_change_flags (net/core/dev.c:9752)
[   34.622334][ T1959]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   34.622511][ T1959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.622688][ T1959]  ? 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))
[   34.622880][ T1959]  netif_change_flags (net/core/dev.c:9820)
[   34.623057][ T1959]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   34.623243][ T1959]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   34.623423][ T1959]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   34.623601][ T1959]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   34.623809][ T1959]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.623997][ T1959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.624179][ T1959]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.624357][ T1959]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.624532][ T1959]  ? __kernel_text_address (kernel/extable.c:79)
[   34.624709][ T1959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.624901][ T1959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.625078][ T1959]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.625262][ T1959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.625438][ T1959]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.625613][ T1959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.625788][ T1959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.625977][ T1959]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   34.626160][ T1959]  ? __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)
[   34.626338][ T1959]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   34.626517][ T1959]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   34.626696][ T1959]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   34.626891][ T1959]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   34.627069][ T1959]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   34.627260][ T1959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.627439][ T1959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.627618][ T1959]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.627793][ T1959]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.627980][ T1959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.628169][ T1959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.628347][ T1959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.628526][ T1959]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.628704][ T1959]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.628895][ T1959]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   34.629071][ T1959]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.629260][ T1959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.629439][ T1959]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.629617][ T1959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.629796][ T1959]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.629984][ T1959]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.630169][ T1959]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.630345][ T1959]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.630522][ T1959]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.630704][ T1959]  ? 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))
[   34.630891][ T1959]  ? 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))
[   34.631070][ T1959]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.631255][ T1959]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.631461][ T1959]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.631639][ T1959]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.631817][ T1959]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.632036][ T1959]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.632225][ T1959]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.632405][ T1959]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.632581][ T1959]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.632817][ T1959]  ? move_addr_to_kernel (net/socket.c:258)
[   34.633007][ T1959]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.633203][ T1959]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.633384][ T1959]  ___sys_sendmsg (net/socket.c:2752)
[   34.633589][ T1959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.633797][ T1959]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.633998][ T1959]  __sys_sendmsg (net/socket.c:2784)
[   34.634183][ T1959]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.634358][ T1959]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.634568][ T1959]  ? 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)
[   34.634743][ T1959]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.634937][ T1959]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.635115][ T1959]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.635299][ T1959]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.635478][ T1959]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.635684][ T1959] RIP: 0033:0x7fbcbbdac08e
[   34.635883][ T1959] 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
[   34.636420][ T1959] RSP: 002b:00007ffe252fcf10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.636662][ T1959] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbcbbdac08e
[   34.636913][ T1959] RDX: 0000000000000000 RSI: 00007ffe252fcfc0 RDI: 0000000000000005
[   34.637161][ T1959] RBP: 00007ffe252fcf20 R08: 0000000000000000 R09: 0000000000000000
[   34.637403][ T1959] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb48
[   34.637643][ T1959] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe252fd680
| [   34.848337][ T1986] ------------[ cut here ]------------
| [   34.848521][ T1986] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/1986
| [   34.848807][ T1986] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.849576][ T1986] Tainted: [W]=WARN
[   34.849680][ T1986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.849852][ T1986] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.850112][ T1986] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.850597][ T1986] RSP: 0018:ffa0000004de7060 EFLAGS: 00010286
[   34.850769][ T1986] RAX: 00000000ffffffa6 RBX: ff1100000c9656c0 RCX: 1ff40000009bcdd2
[   34.851045][ T1986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965770
[   34.851259][ T1986] RBP: ff11000009cbc000 R08: 1fe220000192caef R09: ff11000010e00b58
[   34.851548][ T1986] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   34.851752][ T1986] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004de7100
[   34.852026][ T1986] FS:  00007f0aae7b0840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   34.852271][ T1986] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.852442][ T1986] CR2: 00007f0aaea801a0 CR3: 0000000012c0f002 CR4: 0000000000771ef0
[   34.852647][ T1986] PKRU: 55555554
[   34.852748][ T1986] Call Trace:
[   34.852850][ T1986]  <TASK>
[   34.853003][ T1986]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   34.853149][ T1986]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   34.853251][ T1986]  netif_close_many (net/core/dev.c:1804)
[   34.853390][ T1986]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   34.853527][ T1986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.853665][ T1986]  ? __dev_close_many (net/core/dev.c:1781)
[   34.853801][ T1986]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   34.854035][ T1986]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   34.854209][ T1986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.854345][ T1986]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.854514][ T1986]  ? 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)
[   34.854650][ T1986]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.854782][ T1986]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.854971][ T1986]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   34.855107][ T1986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.855248][ T1986]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   34.855385][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.855522][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.855657][ T1986]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.855792][ T1986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.855932][ T1986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.856087][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.856229][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.856366][ T1986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.856501][ T1986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.856637][ T1986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.856772][ T1986]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   34.856915][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.857048][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.857186][ T1986]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.857321][ T1986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.857454][ T1986]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.857587][ T1986]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.857721][ T1986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.857856][ T1986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.857995][ T1986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.858130][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.858268][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.858402][ T1986]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.858535][ T1986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.858668][ T1986]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.858806][ T1986]  ? 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))
[   34.858950][ T1986]  ? 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))
[   34.859089][ T1986]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.859228][ T1986]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.859361][ T1986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.859496][ T1986]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.859629][ T1986]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.859763][ T1986]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.859903][ T1986]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.860035][ T1986]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.860172][ T1986]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.860337][ T1986]  ? move_addr_to_kernel (net/socket.c:258)
[   34.860470][ T1986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.860603][ T1986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.860737][ T1986]  ___sys_sendmsg (net/socket.c:2752)
[   34.860872][ T1986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.861038][ T1986]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.861188][ T1986]  __sys_sendmsg (net/socket.c:2784)
[   34.861320][ T1986]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.861453][ T1986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.861622][ T1986]  ? 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)
[   34.861754][ T1986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.861893][ T1986]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.862027][ T1986]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.862165][ T1986]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.862299][ T1986]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.862464][ T1986] RIP: 0033:0x7f0aae9ea08e
[   34.862604][ T1986] 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
[   34.863076][ T1986] RSP: 002b:00007ffd562d4ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.863282][ T1986] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0aae9ea08e
[   34.863480][ T1986] RDX: 0000000000000000 RSI: 00007ffd562d50a0 RDI: 0000000000000005
[   34.863677][ T1986] RBP: 00007ffd562d5000 R08: 0000000000000000 R09: 0000000000000000
[   34.863877][ T1986] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb48
[   34.864076][ T1986] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd562d5760
| [   34.867146][ T1986] ------------[ cut here ]------------
| [   34.867297][ T1986] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/1986
| [   34.867556][ T1986] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   34.868082][ T1986] Tainted: [W]=WARN
[   34.868183][ T1986] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.868345][ T1986] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   34.868512][ T1986] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   34.868969][ T1986] RSP: 0018:ffa0000004de7190 EFLAGS: 00010286
[   34.869132][ T1986] RAX: 00000000ffffffa6 RBX: ff1100000bbe2040 RCX: 1ff40000009bcdf8
[   34.869328][ T1986] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe20f0
[   34.869517][ T1986] RBP: ff11000009cbc000 R08: 1fe220000177c41f R09: ff11000010e00b58
[   34.869708][ T1986] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   34.869911][ T1986] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   34.870103][ T1986] FS:  00007f0aae7b0840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   34.870334][ T1986] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.870495][ T1986] CR2: 00007f4f5d5cb580 CR3: 0000000012c0f005 CR4: 0000000000771ef0
[   34.870688][ T1986] PKRU: 55555554
[   34.870784][ T1986] Call Trace:
[   34.870887][ T1986]  <TASK>
[   34.870954][ T1986]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   34.871121][ T1986]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   34.871283][ T1986]  ? 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)
[   34.871411][ T1986]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   34.871538][ T1986]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   34.871697][ T1986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.871826][ T1986]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   34.871959][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.872086][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.872219][ T1986]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.872345][ T1986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.872472][ T1986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.872617][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.872743][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.872876][ T1986]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   34.873004][ T1986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.873131][ T1986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.873263][ T1986]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   34.873396][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.873524][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.873650][ T1986]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.873778][ T1986]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   34.873912][ T1986]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   34.874039][ T1986]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   34.874170][ T1986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.874298][ T1986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.874426][ T1986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.874555][ T1986]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   34.874682][ T1986]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   34.874810][ T1986]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   34.874939][ T1986]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.875066][ T1986]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.875200][ T1986]  ? 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))
[   34.875329][ T1986]  ? 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))
[   34.875459][ T1986]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.875586][ T1986]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.875712][ T1986]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   34.875840][ T1986]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   34.875971][ T1986]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   34.876099][ T1986]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   34.876234][ T1986]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   34.876360][ T1986]  ? copy_msghdr_from_user (net/socket.c:2635)
[   34.876486][ T1986]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   34.876644][ T1986]  ? move_addr_to_kernel (net/socket.c:258)
[   34.876774][ T1986]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.876908][ T1986]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   34.877038][ T1986]  ___sys_sendmsg (net/socket.c:2752)
[   34.877169][ T1986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   34.877327][ T1986]  ? copy_msghdr_from_user (net/socket.c:2603)
[   34.877466][ T1986]  __sys_sendmsg (net/socket.c:2784)
[   34.877597][ T1986]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   34.877722][ T1986]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   34.877889][ T1986]  ? 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)
[   34.878015][ T1986]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   34.878153][ T1986]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   34.878283][ T1986]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   34.878409][ T1986]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   34.878539][ T1986]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.878697][ T1986] RIP: 0033:0x7f0aae9ea08e
[   34.878833][ T1986] 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
[   34.879326][ T1986] RSP: 002b:00007ffd562d4ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.879519][ T1986] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0aae9ea08e
[   34.879715][ T1986] RDX: 0000000000000000 RSI: 00007ffd562d50a0 RDI: 0000000000000005
[   34.879910][ T1986] RBP: 00007ffd562d5000 R08: 0000000000000000 R09: 0000000000000000
[   34.880101][ T1986] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb48
[   34.880297][ T1986] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd562d5760
| [   35.064049][  T164] ------------[ cut here ]------------
| [   35.064236][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   35.064527][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.065170][  T164] Tainted: [W]=WARN
[   35.065280][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.065464][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.065652][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.066182][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   35.066367][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194e4c0 RCX: 1ff40000000feebf
[   35.066583][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e570
[   35.066799][  T164] RBP: ff1100000cdaa000 R08: 1fe2200002329caf R09: ff1100000c015220
[   35.067022][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   35.067246][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   35.067467][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   35.067722][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.067914][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.068133][  T164] PKRU: 55555554
[   35.068247][  T164] Call Trace:
[   35.068356][  T164]  <TASK>
[   35.068432][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.068580][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.068692][  T164]  netif_close_many (net/core/dev.c:1804)
[   35.068839][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.068995][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   35.069145][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.069296][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.069446][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   35.069628][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   35.069814][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.069969][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.070117][  T164]  ? __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)
[   35.070271][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.070418][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.070599][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.070746][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.070960][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.071168][  T164]  ? 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)
[   35.071316][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.071463][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.071611][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.071763][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.071975][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.072127][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.072320][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.072509][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.072660][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.072812][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.073084][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.073236][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.073385][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.073532][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.073680][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.073792][  T164]  new_sync_write (fs/read_write.c:595)
[   35.074002][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.074156][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.074305][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.074454][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.074607][  T164]  vfs_write (fs/read_write.c:688)
[   35.074720][  T164]  ksys_write (fs/read_write.c:740)
[   35.074834][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.075040][  T164]  ? 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)
[   35.075192][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.075338][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.075483][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.075630][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.075781][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.076011][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.076170][  T164] 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
[   35.076690][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.076916][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.077142][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.077363][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.077582][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.077802][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.093185][  T164] ------------[ cut here ]------------
| [   35.093371][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   35.093671][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.094320][  T164] Tainted: [W]=WARN
[   35.094433][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.094617][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.094806][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.095339][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   35.095526][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1d3c0 RCX: 1ff40000000fee81
[   35.095748][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d470
[   35.095973][  T164] RBP: ff110000119ca000 R08: 1fe2200001363a8f R09: ff1100000c0151f8
[   35.096197][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   35.096457][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92000
[   35.096693][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   35.096963][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.097470][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.097701][  T164] PKRU: 55555554
[   35.097816][  T164] Call Trace:
[   35.097934][  T164]  <TASK>
[   35.098013][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.098175][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.098292][  T164]  netif_close_many (net/core/dev.c:1804)
[   35.098444][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   35.098637][  T164]  ? 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)
[   35.098790][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   35.098947][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.099134][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.099323][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   35.099477][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.099664][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.099815][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.100078][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.100267][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.100421][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.100608][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.100790][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.101007][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.101160][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.101308][  T164]  ? 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)
[   35.101459][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.101607][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.101757][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.101941][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.102092][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.102251][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.102437][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.102622][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.102775][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.102931][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.103117][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.103268][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.103417][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.103566][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.103714][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.103826][  T164]  new_sync_write (fs/read_write.c:595)
[   35.104015][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.104167][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.104316][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.104463][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.104615][  T164]  vfs_write (fs/read_write.c:688)
[   35.104729][  T164]  ksys_write (fs/read_write.c:740)
[   35.104842][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.104994][  T164]  ? 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)
[   35.105147][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.105296][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.105444][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.105593][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.105740][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.105930][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.106109][  T164] 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
[   35.106646][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.106872][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.107093][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.107318][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.107538][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.107757][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.110211][  T164] ------------[ cut here ]------------
| [   35.110360][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   35.110648][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.112284][  T164] Tainted: [W]=WARN
[   35.112396][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.112581][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.112773][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.113499][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   35.113686][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1d240 RCX: 1ff40000000fee81
[   35.114120][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d2f0
[   35.114350][  T164] RBP: ff1100000cd92000 R08: 1fe2200001363a5f R09: ff1100000c0151f8
[   35.114572][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   35.114790][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24a000
[   35.115183][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   35.115597][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.115784][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.116068][  T164] PKRU: 55555554
[   35.116184][  T164] Call Trace:
[   35.116294][  T164]  <TASK>
[   35.116369][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   35.116519][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.116667][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.116818][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.116973][  T164]  netif_close_many (net/core/dev.c:1804)
[   35.117121][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   35.117309][  T164]  ? 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)
[   35.117459][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   35.117606][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.117791][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.117981][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   35.118133][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.118325][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.118476][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.118662][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.118815][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.118971][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.119161][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.119343][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.119489][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.119636][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.119782][  T164]  ? 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)
[   35.119961][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.120110][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.120262][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.120412][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.120563][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.120711][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.120902][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.121089][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.121243][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.121390][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.121575][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.121722][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.121876][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.122038][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.122192][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.122304][  T164]  new_sync_write (fs/read_write.c:595)
[   35.122452][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.122599][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.122747][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.122915][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.123068][  T164]  vfs_write (fs/read_write.c:688)
[   35.123184][  T164]  ksys_write (fs/read_write.c:740)
[   35.123296][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.123445][  T164]  ? 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)
[   35.123592][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.123741][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.123895][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.124042][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.124196][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.124379][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.124531][  T164] 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
[   35.125059][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.125286][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.125535][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.125755][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.125979][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.126205][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.128507][  T164] ------------[ cut here ]------------
| [   35.128663][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   35.129541][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.130244][  T164] Tainted: [W]=WARN
[   35.130419][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.130605][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.130796][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.131387][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   35.131573][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2eb540 RCX: 1ff40000000fee81
[   35.131793][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb5f0
[   35.132092][  T164] RBP: ff1100000c24a000 R08: 1fe220000165d6bf R09: ff1100000c0151f8
[   35.132316][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   35.132537][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352000
[   35.132758][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   35.133106][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.133297][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.133519][  T164] PKRU: 55555554
[   35.133629][  T164] Call Trace:
[   35.133738][  T164]  <TASK>
[   35.133814][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   35.134048][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.134203][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.134350][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.134463][  T164]  netif_close_many (net/core/dev.c:1804)
[   35.134610][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   35.134817][  T164]  ? 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)
[   35.135025][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   35.135178][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.135362][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.135544][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   35.135713][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.135966][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.136116][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.136306][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.136457][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.136606][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.136792][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.137037][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.137189][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.137336][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.137483][  T164]  ? 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)
[   35.137633][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.137780][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.137990][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.138153][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.138309][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.138457][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.138642][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.138829][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.139039][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.139202][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.139386][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.139533][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.139679][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.139825][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.140054][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.140175][  T164]  new_sync_write (fs/read_write.c:595)
[   35.140322][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.140470][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.140623][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.140775][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.141002][  T164]  vfs_write (fs/read_write.c:688)
[   35.141116][  T164]  ksys_write (fs/read_write.c:740)
[   35.141235][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.141393][  T164]  ? 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)
[   35.141540][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.141689][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.141836][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.142046][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.142197][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.142380][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.142535][  T164] 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
[   35.143147][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.143371][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.143592][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.143837][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.144119][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.144359][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.152510][  T164] ------------[ cut here ]------------
| [   35.152682][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   35.153003][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.153665][  T164] Tainted: [W]=WARN
[   35.153780][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.153973][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.154170][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.154695][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   35.154905][  T164] RAX: 00000000ffffffa6 RBX: ff11000012a9e640 RCX: 1ff40000000fee81
[   35.155127][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012a9e6f0
[   35.155371][  T164] RBP: ff1100000c352000 R08: 1fe2200002553cdf R09: ff1100000c0151f8
[   35.155593][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   35.155817][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001284a000
[   35.156047][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   35.156341][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.156529][  T164] CR2: 00007f801bc2e8f4 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.156753][  T164] PKRU: 55555554
[   35.156872][  T164] Call Trace:
[   35.156984][  T164]  <TASK>
[   35.157061][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   35.157240][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.157389][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.157539][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.157654][  T164]  netif_close_many (net/core/dev.c:1804)
[   35.157802][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   35.158029][  T164]  ? 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)
[   35.158206][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   35.158354][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.158538][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.158744][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   35.158904][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.159092][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.159252][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.159440][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.159594][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.159745][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.159941][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.160129][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.160285][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.160434][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.160582][  T164]  ? 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)
[   35.160732][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.160888][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.161035][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.161206][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.161356][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.161506][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.161695][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.161890][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.162039][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.162191][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.162403][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.162552][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.162700][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.162847][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.163001][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.163116][  T164]  new_sync_write (fs/read_write.c:595)
[   35.163269][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.163417][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.163567][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.163714][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.163872][  T164]  vfs_write (fs/read_write.c:688)
[   35.163985][  T164]  ksys_write (fs/read_write.c:740)
[   35.164099][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.164251][  T164]  ? 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)
[   35.164398][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.164561][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.164709][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.164857][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.165011][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.165200][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.165359][  T164] 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
[   35.165896][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.166120][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.166349][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.166569][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.166790][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.167017][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.177225][  T164] ------------[ cut here ]------------
| [   35.177438][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   35.177774][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.178534][  T164] Tainted: [W]=WARN
[   35.178694][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.178969][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.179224][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.179792][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   35.180044][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c1cc0 RCX: 1ff40000000fee81
[   35.180322][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1d70
[   35.180590][  T164] RBP: ff1100001284a000 R08: 1fe2200001e583af R09: ff1100000c0151f8
[   35.180879][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   35.181160][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c22000
[   35.181429][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   35.181744][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.181993][  T164] CR2: 00007fc26b4d72a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   35.182269][  T164] PKRU: 55555554
[   35.182426][  T164] Call Trace:
[   35.182585][  T164]  <TASK>
[   35.182707][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   35.182915][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.183115][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.183320][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.183484][  T164]  netif_close_many (net/core/dev.c:1804)
[   35.183680][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   35.183925][  T164]  ? 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)
[   35.184154][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   35.184357][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.184588][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.184819][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   35.185040][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.185283][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.185482][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.185718][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.185930][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.186128][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.186369][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.186614][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.186811][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.187028][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.187233][  T164]  ? 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)
[   35.187438][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.187634][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.187829][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.188037][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.188256][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.188451][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.188686][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.188937][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.189153][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.189350][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.189582][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.189778][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.189988][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.190189][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.190388][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.190547][  T164]  new_sync_write (fs/read_write.c:595)
[   35.190743][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.190952][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.191154][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.191366][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.191565][  T164]  vfs_write (fs/read_write.c:688)
[   35.191726][  T164]  ksys_write (fs/read_write.c:740)
[   35.191902][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.192097][  T164]  ? 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)
[   35.192299][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.192506][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.192700][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.192910][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.193107][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.193349][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.193551][  T164] 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
[   35.194174][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.194448][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.194719][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.194999][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.195272][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.195540][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.198626][  T164] ------------[ cut here ]------------
| [   35.198816][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   35.199196][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.199936][  T164] Tainted: [W]=WARN
[   35.200094][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.201553][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.201806][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.202393][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   35.202629][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f3fdb40 RCX: 1ff40000000fee81
[   35.202915][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdbf0
[   35.203188][  T164] RBP: ff11000010c22000 R08: 1fe2200001e7fb7f R09: ff1100000c0151f8
[   35.203452][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   35.203717][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   35.204015][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   35.204331][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.204564][  T164] CR2: 00007fc26b4d72a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   35.204833][  T164] PKRU: 55555554
[   35.205004][  T164] Call Trace:
[   35.205170][  T164]  <TASK>
[   35.205296][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   35.205489][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.205685][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   35.205894][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.206072][  T164]  netif_close_many (net/core/dev.c:1804)
[   35.206279][  T164]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   35.206508][  T164]  ? 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)
[   35.206706][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   35.206916][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.207155][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.207386][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   35.207585][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.207817][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.208029][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.208291][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.208491][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.208690][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.208937][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.209173][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.209368][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.209563][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.209781][  T164]  ? 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)
[   35.209991][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.210192][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.210386][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.210605][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.210803][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.211012][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.211258][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.211491][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.211687][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.211895][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.212127][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.212329][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.212524][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.212719][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.212928][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.213088][  T164]  new_sync_write (fs/read_write.c:595)
[   35.213292][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.213488][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.213684][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.213892][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.214091][  T164]  vfs_write (fs/read_write.c:688)
[   35.214263][  T164]  ksys_write (fs/read_write.c:740)
[   35.214422][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.214615][  T164]  ? 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)
[   35.214811][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.215019][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.215222][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.215418][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.215613][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.215846][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.216061][  T164] 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
[   35.216632][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.216915][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.217187][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.217452][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.217717][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.218000][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.221719][  T164] ------------[ cut here ]------------
| [   35.222019][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   35.222443][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.223323][  T164] Tainted: [W]=WARN
[   35.223539][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.223825][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.224127][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.224747][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   35.225064][  T164] RAX: 00000000ffffffa6 RBX: ff11000012a950c0 RCX: 1ff40000000feea7
[   35.225389][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012a95170
[   35.225710][  T164] RBP: ff110000119ca000 R08: 1fe2200002552a2f R09: ff1100000c0151f8
[   35.226042][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   35.226376][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.226697][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   35.227066][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.227357][  T164] CR2: 00007fc26b4d72a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   35.227704][  T164] PKRU: 55555554
[   35.227928][  T164] Call Trace:
[   35.228150][  T164]  <TASK>
[   35.228328][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.228614][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.228924][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.229193][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.229480][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.229734][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.230027][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.230320][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.230602][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.230897][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.231153][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.231401][  T164]  ? 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)
[   35.231652][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.231920][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.232177][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.232427][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.232681][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.232943][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.233249][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.233534][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.233787][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.234056][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.234353][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.234602][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.234893][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.235145][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.235336][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.235495][  T164]  new_sync_write (fs/read_write.c:595)
[   35.235692][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.235897][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.236090][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.236289][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.236519][  T164]  vfs_write (fs/read_write.c:688)
[   35.236688][  T164]  ksys_write (fs/read_write.c:740)
[   35.236845][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.237048][  T164]  ? 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)
[   35.237251][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.237444][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.237635][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.237825][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.238027][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.238256][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.238472][  T164] 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
[   35.239036][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.239319][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.239579][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.239842][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.240116][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.240382][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.246249][  T164] ------------[ cut here ]------------
| [   35.246432][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   35.246755][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.247398][  T164] Tainted: [W]=WARN
[   35.247512][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.247700][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.247896][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.248414][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   35.248599][  T164] RAX: 00000000ffffffa6 RBX: ff11000012a95e40 RCX: 1ff40000000feea7
[   35.248818][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012a95ef0
[   35.249066][  T164] RBP: ff1100000cd92000 R08: 1fe2200002552bdf R09: ff1100000c0151f8
[   35.249289][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.249505][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.249734][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   35.249997][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.250188][  T164] CR2: 00007f46230132a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   35.250406][  T164] PKRU: 55555554
[   35.250515][  T164] Call Trace:
[   35.250634][  T164]  <TASK>
[   35.250709][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.250901][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.251083][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.251238][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.251422][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.251570][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.251716][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.251905][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.252097][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.252254][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.252399][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.252543][  T164]  ? 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)
[   35.252689][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.252834][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.252984][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.253130][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.253281][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.253426][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.253606][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.253797][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.253947][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.254091][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.254293][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.254438][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.254583][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.254734][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.254881][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.254990][  T164]  new_sync_write (fs/read_write.c:595)
[   35.255135][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.255284][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.255428][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.255571][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.255730][  T164]  vfs_write (fs/read_write.c:688)
[   35.255841][  T164]  ksys_write (fs/read_write.c:740)
[   35.255956][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.256098][  T164]  ? 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)
[   35.256246][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.256390][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.256532][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.256676][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.256823][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.257015][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.257169][  T164] 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
[   35.257690][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.257913][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.258126][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.258342][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.258557][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.258772][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.263588][  T164] ------------[ cut here ]------------
| [   35.263762][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   35.264080][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.264717][  T164] Tainted: [W]=WARN
[   35.264829][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.265049][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.265253][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.265769][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   35.265970][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c1240 RCX: 1ff40000000feea7
[   35.266194][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c12f0
[   35.266413][  T164] RBP: ff1100000c24a000 R08: 1fe2200001e5825f R09: ff1100000c0151f8
[   35.266631][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.266877][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.267100][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   35.267364][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.267548][  T164] CR2: 00007f46230132a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   35.267766][  T164] PKRU: 55555554
[   35.267879][  T164] Call Trace:
[   35.267987][  T164]  <TASK>
[   35.268062][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.268251][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.268457][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.268609][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.268792][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.268946][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.269100][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.269290][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.269470][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.269618][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.269763][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.269913][  T164]  ? 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)
[   35.270060][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.270212][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.270383][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.270530][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.270679][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.270825][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.271014][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.271201][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.271351][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.271501][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.271683][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.271827][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.271978][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.272122][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.272273][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.272384][  T164]  new_sync_write (fs/read_write.c:595)
[   35.272555][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.272806][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.272958][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.273101][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.273256][  T164]  vfs_write (fs/read_write.c:688)
[   35.273467][  T164]  ksys_write (fs/read_write.c:740)
[   35.273581][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.273728][  T164]  ? 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)
[   35.273878][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.274125][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.274295][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.274440][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.274605][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.274889][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.275041][  T164] 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
[   35.275681][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.275903][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.276223][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.276441][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.276666][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.276984][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.282564][  T164] ------------[ cut here ]------------
| [   35.282734][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   35.283026][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.283652][  T164] Tainted: [W]=WARN
[   35.283773][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.283959][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.284154][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.284677][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   35.284925][  T164] RAX: 00000000ffffffa6 RBX: ff110000123b10c0 RCX: 1ff40000000feea7
[   35.285159][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123b1170
[   35.285376][  T164] RBP: ff1100000c352000 R08: 1fe220000247622f R09: ff1100000c0151f8
[   35.285594][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.285811][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.286045][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   35.286512][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.286705][  T164] CR2: 00007f46230132a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   35.286927][  T164] PKRU: 55555554
[   35.287035][  T164] Call Trace:
[   35.287148][  T164]  <TASK>
[   35.287329][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.287512][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.287696][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.287844][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.288133][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.288288][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.288435][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.288714][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.289038][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.289197][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.289340][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.289581][  T164]  ? 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)
[   35.289728][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.289993][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.290152][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.290300][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.290452][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.290597][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.290779][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.291105][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.291377][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.291524][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.291727][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.291992][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.292143][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.292288][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.292432][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.292542][  T164]  new_sync_write (fs/read_write.c:595)
[   35.292688][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.292855][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.293113][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.293336][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.293484][  T164]  vfs_write (fs/read_write.c:688)
[   35.293595][  T164]  ksys_write (fs/read_write.c:740)
[   35.293705][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.293849][  T164]  ? 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)
[   35.294109][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.294271][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.294418][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.294562][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.294710][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.294965][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.295114][  T164] 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
[   35.295628][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.295857][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.296133][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.296355][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.296572][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.296786][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.311788][  T164] ------------[ cut here ]------------
| [   35.311995][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   35.312318][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.312949][  T164] Tainted: [W]=WARN
[   35.313060][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.313252][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.313442][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.313967][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   35.314190][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c10c0 RCX: 1ff40000000feea7
[   35.314408][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1170
[   35.314623][  T164] RBP: ff1100001284a000 R08: 1fe2200001e5822f R09: ff1100000c0151f8
[   35.314842][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.315135][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.315357][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   35.315637][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.315818][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.316149][  T164] PKRU: 55555554
[   35.316259][  T164] Call Trace:
[   35.316365][  T164]  <TASK>
[   35.316440][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.316622][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.316804][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.317060][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.317245][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.317412][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.317559][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.317741][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.318016][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.318165][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.318312][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.318458][  T164]  ? 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)
[   35.318603][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.318748][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.318988][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.319135][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.319286][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.319430][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.319616][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.319803][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.320042][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.320194][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.320376][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.320520][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.320666][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.320809][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.321063][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.321177][  T164]  new_sync_write (fs/read_write.c:595)
[   35.321331][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.321479][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.321626][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.321769][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.321928][  T164]  vfs_write (fs/read_write.c:688)
[   35.322039][  T164]  ksys_write (fs/read_write.c:740)
[   35.322154][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.322297][  T164]  ? 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)
[   35.322442][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.322586][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.322729][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.322879][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.323029][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.323219][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.323369][  T164] 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
[   35.323879][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.324094][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.324312][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.324525][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.324739][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.324973][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.328229][  T164] ------------[ cut here ]------------
| [   35.328386][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   35.328667][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.329291][  T164] Tainted: [W]=WARN
[   35.329401][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.329581][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.329766][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.330285][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   35.330469][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2ea640 RCX: 1ff40000000feea7
[   35.330685][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea6f0
[   35.330903][  T164] RBP: ff11000010c22000 R08: 1fe220000165d4df R09: ff1100000c0151f8
[   35.331121][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.331344][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.331558][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   35.331811][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.331995][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.332215][  T164] PKRU: 55555554
[   35.332324][  T164] Call Trace:
[   35.332432][  T164]  <TASK>
[   35.332506][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.332689][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.332878][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   35.333027][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   35.333213][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   35.333361][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   35.333509][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   35.333690][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.333873][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.334017][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.334166][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.334309][  T164]  ? 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)
[   35.334456][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.334600][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.334743][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.334893][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.335039][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.335189][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.335369][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.335553][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.335697][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.335840][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.336026][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.336173][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.336317][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.336460][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.336611][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.336720][  T164]  new_sync_write (fs/read_write.c:595)
[   35.336870][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.337015][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.337164][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.337307][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.337456][  T164]  vfs_write (fs/read_write.c:688)
[   35.337567][  T164]  ksys_write (fs/read_write.c:740)
[   35.337680][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.337824][  T164]  ? 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)
[   35.337972][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.338115][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.338262][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.338404][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.338549][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.338728][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.338881][  T164] 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
[   35.339429][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.339662][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.339881][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.340095][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.340313][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.340527][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.346009][  T164] ------------[ cut here ]------------
| [   35.346165][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   35.346438][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.348052][  T164] Tainted: [W]=WARN
[   35.348166][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.348338][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.348518][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.349061][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   35.349242][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f3fc940 RCX: 1ff40000000feeef
[   35.349449][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fc9f0
[   35.349655][  T164] RBP: ff1100000cdaa000 R08: 1fe2200001e7f93f R09: ff1100000c0151f8
[   35.349860][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   35.350183][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.350392][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   35.350637][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.350811][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   35.351074][  T164] PKRU: 55555554
[   35.351184][  T164] Call Trace:
[   35.351287][  T164]  <TASK>
[   35.351358][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.351537][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.351707][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.351843][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.352038][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.352180][  T164]  ? 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)
[   35.352319][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.352454][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.352591][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.352730][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.352926][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.353064][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.353239][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.353411][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.353550][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.353688][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.353857][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.354050][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.354193][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.354328][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.354464][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.354568][  T164]  new_sync_write (fs/read_write.c:595)
[   35.354705][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.354843][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.355037][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.355178][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.355318][  T164]  vfs_write (fs/read_write.c:688)
[   35.355422][  T164]  ksys_write (fs/read_write.c:740)
[   35.355527][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.355663][  T164]  ? 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)
[   35.355801][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.355997][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.356132][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.356272][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.356409][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.356577][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.356717][  T164] 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
[   35.357270][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.357475][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.357678][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.357941][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   35.358148][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.358351][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.408684][ T2008] ------------[ cut here ]------------
| [   35.408848][ T2008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2008
| [   35.409119][ T2008] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.409649][ T2008] Tainted: [W]=WARN
[   35.409749][ T2008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.409922][ T2008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.410088][ T2008] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.410558][ T2008] RSP: 0018:ffa0000004d67060 EFLAGS: 00010286
[   35.410724][ T2008] RAX: 00000000ffffffa6 RBX: ff1100000f2c01c0 RCX: 1ff40000009acdd2
[   35.410926][ T2008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0270
[   35.411124][ T2008] RBP: ff11000009c04000 R08: 1fe2200001e5804f R09: ff11000010d30b58
[   35.411323][ T2008] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   35.411522][ T2008] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004d67100
[   35.411720][ T2008] FS:  00007f26d4b99840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   35.412099][ T2008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.412273][ T2008] CR2: 0000000019478988 CR3: 0000000010e4d005 CR4: 0000000000771ef0
[   35.412473][ T2008] PKRU: 55555554
[   35.412573][ T2008] Call Trace:
[   35.412672][ T2008]  <TASK>
[   35.412740][ T2008]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.412878][ T2008]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.412979][ T2008]  netif_close_many (net/core/dev.c:1804)
[   35.413108][ T2008]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.413245][ T2008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.413375][ T2008]  ? __dev_close_many (net/core/dev.c:1781)
[   35.413506][ T2008]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.413669][ T2008]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.413833][ T2008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.413969][ T2008]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.414129][ T2008]  ? 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)
[   35.414262][ T2008]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   35.414390][ T2008]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   35.414550][ T2008]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.414683][ T2008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.414820][ T2008]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   35.414957][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.415088][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.415224][ T2008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.415352][ T2008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.415479][ T2008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.415624][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.415752][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.415887][ T2008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.416016][ T2008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.416152][ T2008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.416286][ T2008]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   35.416424][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.416557][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.416689][ T2008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.416821][ T2008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.416962][ T2008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.417094][ T2008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.417230][ T2008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.417360][ T2008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.417488][ T2008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.417616][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.417743][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.417876][ T2008]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.418005][ T2008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.418172][ T2008]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.418304][ T2008]  ? 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))
[   35.418432][ T2008]  ? 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))
[   35.418562][ T2008]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.418689][ T2008]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.418818][ T2008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.418954][ T2008]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.419084][ T2008]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.419221][ T2008]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.419353][ T2008]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.419482][ T2008]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.419608][ T2008]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.419766][ T2008]  ? move_addr_to_kernel (net/socket.c:258)
[   35.419902][ T2008]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.420032][ T2008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.420165][ T2008]  ___sys_sendmsg (net/socket.c:2752)
[   35.420292][ T2008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.420451][ T2008]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.420590][ T2008]  __sys_sendmsg (net/socket.c:2784)
[   35.420718][ T2008]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.420845][ T2008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.421013][ T2008]  ? 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)
[   35.421145][ T2008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.421273][ T2008]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.421401][ T2008]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.421528][ T2008]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.421656][ T2008]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.421813][ T2008] RIP: 0033:0x7f26d4dd308e
[   35.421953][ T2008] 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
[   35.422412][ T2008] RSP: 002b:00007ffe154e5800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.422603][ T2008] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f26d4dd308e
[   35.422795][ T2008] RDX: 0000000000000000 RSI: 00007ffe154e58b0 RDI: 0000000000000005
[   35.422991][ T2008] RBP: 00007ffe154e5810 R08: 0000000000000000 R09: 0000000000000000
[   35.423189][ T2008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb48
[   35.423378][ T2008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe154e5f70
| [   35.426072][ T2008] ------------[ cut here ]------------
| [   35.426205][ T2008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2008
| [   35.426446][ T2008] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.427016][ T2008] Tainted: [W]=WARN
[   35.427111][ T2008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.427268][ T2008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.427428][ T2008] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.427925][ T2008] RSP: 0018:ffa0000004d67190 EFLAGS: 00010286
[   35.428089][ T2008] RAX: 00000000ffffffa6 RBX: ff110000100ae640 RCX: 1ff40000009acdf8
[   35.428279][ T2008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae6f0
[   35.428466][ T2008] RBP: ff11000009c04000 R08: 1fe2200002015cdf R09: ff11000010d30b58
[   35.428651][ T2008] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   35.428835][ T2008] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.429075][ T2008] FS:  00007f26d4b99840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   35.429297][ T2008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.429452][ T2008] CR2: 0000000019478988 CR3: 0000000010e4d005 CR4: 0000000000771ef0
[   35.429638][ T2008] PKRU: 55555554
[   35.429730][ T2008] Call Trace:
[   35.429823][ T2008]  <TASK>
[   35.429940][ T2008]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.430098][ T2008]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.430255][ T2008]  ? 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)
[   35.430377][ T2008]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   35.430501][ T2008]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   35.430655][ T2008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.430780][ T2008]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   35.430954][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.431078][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.431208][ T2008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.431329][ T2008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.431452][ T2008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.431599][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.431721][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.431844][ T2008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.432019][ T2008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.432150][ T2008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.432299][ T2008]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   35.432427][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.432549][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.432672][ T2008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.432795][ T2008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.432997][ T2008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.433204][ T2008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.433342][ T2008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.433465][ T2008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.433588][ T2008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.433714][ T2008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.433838][ T2008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.434035][ T2008]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.434163][ T2008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.434288][ T2008]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.434416][ T2008]  ? 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))
[   35.434540][ T2008]  ? 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))
[   35.434665][ T2008]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.434796][ T2008]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.435014][ T2008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.435144][ T2008]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.435338][ T2008]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.435466][ T2008]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.435594][ T2008]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.435718][ T2008]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.435842][ T2008]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.436077][ T2008]  ? move_addr_to_kernel (net/socket.c:258)
[   35.436207][ T2008]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.436333][ T2008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.436463][ T2008]  ___sys_sendmsg (net/socket.c:2752)
[   35.436586][ T2008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.436741][ T2008]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.436951][ T2008]  __sys_sendmsg (net/socket.c:2784)
[   35.437076][ T2008]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.437210][ T2008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.437367][ T2008]  ? 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)
[   35.437492][ T2008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.437616][ T2008]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.437739][ T2008]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.437919][ T2008]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.438044][ T2008]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.438203][ T2008] RIP: 0033:0x7f26d4dd308e
[   35.438330][ T2008] 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
[   35.438769][ T2008] RSP: 002b:00007ffe154e5800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.439005][ T2008] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f26d4dd308e
[   35.439193][ T2008] RDX: 0000000000000000 RSI: 00007ffe154e58b0 RDI: 0000000000000005
[   35.439377][ T2008] RBP: 00007ffe154e5810 R08: 0000000000000000 R09: 0000000000000000
[   35.439624][ T2008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb48
[   35.439817][ T2008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe154e5f70
| [   35.486896][ T2009] ------------[ cut here ]------------
| [   35.487057][ T2009] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2009
| [   35.487326][ T2009] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.487874][ T2009] Tainted: [W]=WARN
[   35.487977][ T2009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.488148][ T2009] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.488323][ T2009] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.488796][ T2009] RSP: 0018:ffa0000004a87060 EFLAGS: 00010286
[   35.488972][ T2009] RAX: 00000000ffffffa6 RBX: ff1100000c9656c0 RCX: 1ff4000000950dd2
[   35.489175][ T2009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965770
[   35.489373][ T2009] RBP: ff11000007939000 R08: 1fe220000192caef R09: ff11000010d32e58
[   35.489569][ T2009] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   35.489765][ T2009] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000004a87100
[   35.489968][ T2009] FS:  00007f9f78ecd840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   35.490207][ T2009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.490372][ T2009] CR2: 0000000027c9a988 CR3: 00000000100fb002 CR4: 0000000000771ef0
[   35.490573][ T2009] PKRU: 55555554
[   35.490670][ T2009] Call Trace:
[   35.490768][ T2009]  <TASK>
[   35.490837][ T2009]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.490974][ T2009]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.491075][ T2009]  netif_close_many (net/core/dev.c:1804)
[   35.491210][ T2009]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.491340][ T2009]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.491467][ T2009]  ? __dev_close_many (net/core/dev.c:1781)
[   35.491596][ T2009]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   35.491756][ T2009]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   35.491924][ T2009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.492053][ T2009]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.492220][ T2009]  ? 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)
[   35.492348][ T2009]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   35.492476][ T2009]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   35.492637][ T2009]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.492767][ T2009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.492905][ T2009]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   35.493035][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.493168][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.493297][ T2009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.493427][ T2009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.493556][ T2009]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.493703][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.493832][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.494011][ T2009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.494145][ T2009]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.494275][ T2009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.494405][ T2009]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   35.494536][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.494663][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.494792][ T2009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.495011][ T2009]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.495148][ T2009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.495275][ T2009]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.495404][ T2009]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.495532][ T2009]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.495660][ T2009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.495791][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.496008][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.496142][ T2009]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.496270][ T2009]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.496399][ T2009]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.496531][ T2009]  ? 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))
[   35.496658][ T2009]  ? 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))
[   35.496790][ T2009]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.496967][ T2009]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.497095][ T2009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.497232][ T2009]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.497363][ T2009]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.497495][ T2009]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.497625][ T2009]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.497755][ T2009]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.497889][ T2009]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.498049][ T2009]  ? move_addr_to_kernel (net/socket.c:258)
[   35.498184][ T2009]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.498312][ T2009]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.498443][ T2009]  ___sys_sendmsg (net/socket.c:2752)
[   35.498571][ T2009]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.498731][ T2009]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.498877][ T2009]  __sys_sendmsg (net/socket.c:2784)
[   35.499005][ T2009]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.499134][ T2009]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.499301][ T2009]  ? 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)
[   35.499430][ T2009]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.499558][ T2009]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.499686][ T2009]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.499813][ T2009]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.499949][ T2009]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.500109][ T2009] RIP: 0033:0x7f9f7910708e
[   35.500249][ T2009] 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
[   35.500708][ T2009] RSP: 002b:00007ffd716c18a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.500908][ T2009] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9f7910708e
[   35.501099][ T2009] RDX: 0000000000000000 RSI: 00007ffd716c1950 RDI: 0000000000000005
[   35.501295][ T2009] RBP: 00007ffd716c18b0 R08: 0000000000000000 R09: 0000000000000000
[   35.501488][ T2009] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb48
[   35.501679][ T2009] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd716c2010
| [   35.504411][ T2009] ------------[ cut here ]------------
| [   35.504539][ T2009] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2009
| [   35.504783][ T2009] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.505814][ T2009] Tainted: [W]=WARN
[   35.505917][ T2009] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.506073][ T2009] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.506239][ T2009] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.506677][ T2009] RSP: 0018:ffa0000004a87190 EFLAGS: 00010286
[   35.506835][ T2009] RAX: 00000000ffffffa6 RBX: ff11000012904dc0 RCX: 1ff4000000950df8
[   35.507026][ T2009] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012904e70
[   35.507215][ T2009] RBP: ff11000007939000 R08: 1fe22000025209cf R09: ff11000010d32e58
[   35.507402][ T2009] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   35.507587][ T2009] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.507773][ T2009] FS:  00007f9f78ecd840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   35.508005][ T2009] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.508165][ T2009] CR2: 0000000027c9a988 CR3: 00000000100fb002 CR4: 0000000000771ef0
[   35.508352][ T2009] PKRU: 55555554
[   35.508447][ T2009] Call Trace:
[   35.508540][ T2009]  <TASK>
[   35.508604][ T2009]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.508762][ T2009]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.508921][ T2009]  ? 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)
[   35.509043][ T2009]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   35.509170][ T2009]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   35.509324][ T2009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.509452][ T2009]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   35.509575][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.509697][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.509825][ T2009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.509958][ T2009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.510081][ T2009]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.510228][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.510353][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.510477][ T2009]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.510601][ T2009]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.510737][ T2009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.510868][ T2009]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   35.510993][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.511118][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.511244][ T2009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.511370][ T2009]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.511496][ T2009]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   35.511619][ T2009]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.511747][ T2009]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.511879][ T2009]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.512002][ T2009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.512127][ T2009]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.512255][ T2009]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.512381][ T2009]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.512504][ T2009]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.512629][ T2009]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.512756][ T2009]  ? 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))
[   35.512885][ T2009]  ? 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))
[   35.513010][ T2009]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.513134][ T2009]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.513264][ T2009]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.513388][ T2009]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.513513][ T2009]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.513636][ T2009]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.513762][ T2009]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.513889][ T2009]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.514012][ T2009]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.514169][ T2009]  ? move_addr_to_kernel (net/socket.c:258)
[   35.514296][ T2009]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.514420][ T2009]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.514545][ T2009]  ___sys_sendmsg (net/socket.c:2752)
[   35.514667][ T2009]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.514820][ T2009]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.514962][ T2009]  __sys_sendmsg (net/socket.c:2784)
[   35.515085][ T2009]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.515212][ T2009]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.515386][ T2009]  ? 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)
[   35.515509][ T2009]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.515632][ T2009]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.515756][ T2009]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.515884][ T2009]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.516008][ T2009]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.516165][ T2009] RIP: 0033:0x7f9f7910708e
[   35.516295][ T2009] 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
[   35.516729][ T2009] RSP: 002b:00007ffd716c18a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.516921][ T2009] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9f7910708e
[   35.517105][ T2009] RDX: 0000000000000000 RSI: 00007ffd716c1950 RDI: 0000000000000005
[   35.517294][ T2009] RBP: 00007ffd716c18b0 R08: 0000000000000000 R09: 0000000000000000
[   35.517479][ T2009] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb48
[   35.517663][ T2009] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd716c2010
| [   35.578668][  T164] ------------[ cut here ]------------
| [   35.578948][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   35.579294][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.580173][  T164] Tainted: [W]=WARN
[   35.580334][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.580548][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.580765][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.581367][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   35.581576][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc68f40 RCX: 1ff40000000fee65
[   35.581822][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68ff0
[   35.582076][  T164] RBP: ff1100000bb02000 R08: 1fe220000198d1ff R09: ff1100000c015248
[   35.582329][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.582576][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000bb02000
[   35.582827][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   35.583125][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.583336][  T164] CR2: 00007f46230132a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   35.583584][  T164] PKRU: 55555554
[   35.583710][  T164] Call Trace:
[   35.583833][  T164]  <TASK>
[   35.583924][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.584093][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.584225][  T164]  register_netdevice (net/core/dev.c:11488)
[   35.584391][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   35.584595][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   35.584766][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   35.584983][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   35.585156][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   35.585365][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   35.585532][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   35.585741][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   35.585911][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   35.586034][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.586210][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   35.586421][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   35.586592][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   35.586761][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   35.586932][  T164]  really_probe (drivers/base/dd.c:709)
[   35.587099][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   35.587268][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   35.587433][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   35.587600][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   35.587766][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   35.587939][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   35.588109][  T164]  __device_attach (drivers/base/dd.c:1101)
[   35.588277][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.588442][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   35.588647][  T164]  ? 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)
[   35.588813][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   35.588984][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   35.589154][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   35.589319][  T164]  device_add (drivers/base/core.c:3706)
[   35.589485][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   35.589689][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   35.589857][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   35.590031][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   35.590242][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.590409][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   35.590620][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.590787][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.590960][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.591126][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.591297][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.591424][  T164]  new_sync_write (fs/read_write.c:595)
[   35.591593][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.591761][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.591934][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.592102][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.592278][  T164]  vfs_write (fs/read_write.c:688)
[   35.592406][  T164]  ksys_write (fs/read_write.c:740)
[   35.592534][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.592698][  T164]  ? 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)
[   35.592868][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.593036][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.593205][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.593373][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.593540][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.593745][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.593924][  T164] 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
[   35.594515][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.594768][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.595023][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.595273][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   35.595518][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   35.595762][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.600587][  T164] ------------[ cut here ]------------
| [   35.600775][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   35.601146][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.601780][  T164] Tainted: [W]=WARN
[   35.601893][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.602066][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.602258][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.602752][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   35.602935][  T164] RAX: 00000000ffffffa6 RBX: ff110000100af0c0 RCX: 1ff40000000feeef
[   35.603148][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af170
[   35.603356][  T164] RBP: ff1100000bb02000 R08: 1fe2200002015e2f R09: ff1100000c0151f8
[   35.603564][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   35.603769][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   35.603982][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   35.604229][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.604405][  T164] CR2: 00007f46230132a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   35.604613][  T164] PKRU: 55555554
[   35.604716][  T164] Call Trace:
[   35.604820][  T164]  <TASK>
[   35.604900][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   35.605077][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   35.605253][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   35.605392][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   35.605531][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.605669][  T164]  ? 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)
[   35.605809][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   35.606481][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.606623][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   35.606764][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   35.606964][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   35.607166][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   35.607339][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   35.607514][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   35.607655][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   35.607793][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   35.608022][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.608163][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.608300][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.608436][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.608575][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.608680][  T164]  new_sync_write (fs/read_write.c:595)
[   35.608881][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.609019][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.609163][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.609301][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.609443][  T164]  vfs_write (fs/read_write.c:688)
[   35.609549][  T164]  ksys_write (fs/read_write.c:740)
[   35.609654][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.609791][  T164]  ? 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)
[   35.609989][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.610128][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.610268][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.610403][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.610541][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.610711][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.610852][  T164] 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
[   35.611409][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.611616][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.611820][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.612082][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   35.612291][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.612494][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.640431][  T164] ------------[ cut here ]------------
| [   35.640668][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   35.641300][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.642005][  T164] Tainted: [W]=WARN
[   35.642116][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.642300][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.642488][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.643005][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   35.643188][  T164] RAX: 00000000ffffffa6 RBX: ff11000005dc10c0 RCX: 1ff40000000feed1
[   35.643404][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1170
[   35.643621][  T164] RBP: ff11000012842000 R08: 1fe2200000bb822f R09: ff1100000c0151f8
[   35.643837][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   35.644053][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012842000
[   35.644272][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   35.644522][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.644704][  T164] CR2: 00007f2e98c76df0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   35.644925][  T164] PKRU: 55555554
[   35.645032][  T164] Call Trace:
[   35.645142][  T164]  <TASK>
[   35.645217][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.645363][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.645474][  T164]  register_netdevice (net/core/dev.c:11488)
[   35.645619][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   35.645800][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   35.645953][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   35.646145][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   35.646291][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   35.646472][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   35.646655][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.646804][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   35.646950][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   35.647131][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   35.647280][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   35.647459][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   35.647601][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   35.647744][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   35.647896][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   35.648004][  T164]  new_sync_write (fs/read_write.c:595)
[   35.648154][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.648299][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   35.648444][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.648586][  T164]  ? ksys_write (fs/read_write.c:740)
[   35.648734][  T164]  vfs_write (fs/read_write.c:688)
[   35.648845][  T164]  ksys_write (fs/read_write.c:740)
[   35.648962][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   35.649107][  T164]  ? 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)
[   35.649256][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.649399][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.649542][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.649685][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.649828][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.650011][  T164] RIP: 0033:0x7f4f5d5d508e
[   35.650166][  T164] 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
[   35.650672][  T164] RSP: 002b:00007ffc17315b90 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   35.650894][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   35.651109][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   35.651326][  T164] RBP: 00007ffc17315ba0 R08: 0000000000000000 R09: 0000000000000000
[   35.651539][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   35.651751][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   35.789170][ T2017] ------------[ cut here ]------------
| [   35.789349][ T2017] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2017
| [   35.789628][ T2017] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.790277][ T2017] Tainted: [W]=WARN
[   35.790384][ T2017] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.790559][ T2017] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.790742][ T2017] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.791336][ T2017] RSP: 0018:ffa0000004f27020 EFLAGS: 00010286
[   35.791515][ T2017] RAX: 00000000ffffffa6 RBX: ff1100001194e7c0 RCX: 1ff40000009e4dca
[   35.791723][ T2017] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e870
[   35.792023][ T2017] RBP: ff11000012842000 R08: 1fe2200002329d0f R09: ff1100001254d180
[   35.792237][ T2017] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   35.792443][ T2017] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.792652][ T2017] FS:  00007fc7aa8c5840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   35.792972][ T2017] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.793149][ T2017] CR2: 0000000027b5e988 CR3: 0000000012cce004 CR4: 0000000000771ef0
[   35.793355][ T2017] PKRU: 55555554
[   35.793459][ T2017] Call Trace:
[   35.793562][ T2017]  <TASK>
[   35.793634][ T2017]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.793774][ T2017]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.793967][ T2017]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.794105][ T2017]  __dev_notify_flags (net/core/dev.c:9787)
[   35.794247][ T2017]  ? netif_change_name (net/core/dev.c:1495)
[   35.794384][ T2017]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.794521][ T2017]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.794658][ T2017]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.794795][ T2017]  ? 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))
[   35.795003][ T2017]  netif_change_flags (net/core/dev.c:9820)
[   35.795146][ T2017]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.795287][ T2017]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.795427][ T2017]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.795599][ T2017]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.795736][ T2017]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.795933][ T2017]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.796073][ T2017]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.796216][ T2017]  ? __kernel_text_address (kernel/extable.c:79)
[   35.796357][ T2017]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.796496][ T2017]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.796632][ T2017]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.796770][ T2017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.796913][ T2017]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.797049][ T2017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.797190][ T2017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.797326][ T2017]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.797465][ T2017]  ? __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)
[   35.797604][ T2017]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.797741][ T2017]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.797888][ T2017]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.798032][ T2017]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.798177][ T2017]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.798316][ T2017]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.798456][ T2017]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.798594][ T2017]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.798732][ T2017]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.798874][ T2017]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.799016][ T2017]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.799156][ T2017]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.799293][ T2017]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.799429][ T2017]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.799567][ T2017]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.799704][ T2017]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.799842][ T2017]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.799982][ T2017]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.800119][ T2017]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.800264][ T2017]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.800400][ T2017]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.800537][ T2017]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.800674][ T2017]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.800814][ T2017]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.800959][ T2017]  ? 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))
[   35.801097][ T2017]  ? 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))
[   35.801241][ T2017]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.801378][ T2017]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.801518][ T2017]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.801657][ T2017]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.801797][ T2017]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.801940][ T2017]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.802080][ T2017]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.802222][ T2017]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.802360][ T2017]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.802528][ T2017]  ? move_addr_to_kernel (net/socket.c:258)
[   35.802669][ T2017]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.802806][ T2017]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.802950][ T2017]  ___sys_sendmsg (net/socket.c:2752)
[   35.803088][ T2017]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.803263][ T2017]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.803413][ T2017]  __sys_sendmsg (net/socket.c:2784)
[   35.803551][ T2017]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.803688][ T2017]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.803866][ T2017]  ? 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)
[   35.804007][ T2017]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.804149][ T2017]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.804285][ T2017]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.804421][ T2017]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.804557][ T2017]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.804730][ T2017] RIP: 0033:0x7fc7aaaff08e
[   35.804877][ T2017] 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
[   35.805368][ T2017] RSP: 002b:00007ffd3e40fae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.805573][ T2017] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc7aaaff08e
[   35.805774][ T2017] RDX: 0000000000000000 RSI: 00007ffd3e40fb90 RDI: 0000000000000005
[   35.805982][ T2017] RBP: 00007ffd3e40faf0 R08: 0000000000000000 R09: 0000000000000000
[   35.806190][ T2017] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   35.806394][ T2017] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3e410250
| [   35.857822][ T2019] ------------[ cut here ]------------
| [   35.858049][ T2019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2019
| [   35.858405][ T2019] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.859126][ T2019] Tainted: [W]=WARN
[   35.859292][ T2019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.859526][ T2019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.859769][ T2019] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.860360][ T2019] RSP: 0018:ffa0000004f46f70 EFLAGS: 00010286
[   35.860590][ T2019] RAX: 00000000ffffffa6 RBX: ff1100000f2c1e40 RCX: 1ff40000009e8db4
[   35.860854][ T2019] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1ef0
[   35.861130][ T2019] RBP: ff11000012842000 R08: 1fe2200001e583df R09: ff11000012548b80
[   35.861400][ T2019] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   35.861664][ T2019] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   35.861941][ T2019] FS:  00007f828588c840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   35.862249][ T2019] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.862481][ T2019] CR2: 00007f4f5d774f98 CR3: 0000000012c8d003 CR4: 0000000000771ef0
[   35.862746][ T2019] PKRU: 55555554
[   35.862915][ T2019] Call Trace:
[   35.863072][ T2019]  <TASK>
[   35.863206][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.863402][ T2019]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   35.863599][ T2019]  notifier_call_chain (kernel/notifier.c:85)
[   35.863796][ T2019]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   35.864007][ T2019]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.864212][ T2019]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.864410][ T2019]  netdev_upper_dev_link (net/core/dev.c:8972)
[   35.864605][ T2019]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   35.864799][ T2019] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   35.865012][ T2019]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.865224][ T2019] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.865424][ T2019]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.865624][ T2019]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.865817][ T2019]  ? nla_strscpy (lib/nlattr.c:795)
[   35.866027][ T2019]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.866228][ T2019]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.866423][ T2019]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.866620][ T2019]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.866820][ T2019]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.867051][ T2019]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.867256][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.867452][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.867647][ T2019]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.867839][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.868046][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.868265][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.868463][ T2019]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.868657][ T2019]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.868852][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.869058][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.869259][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.869456][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.869650][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.869844][ T2019]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.870049][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.870252][ T2019]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.870448][ T2019]  ? 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))
[   35.870640][ T2019]  ? 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))
[   35.870837][ T2019]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.871045][ T2019]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.871251][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.871447][ T2019]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.871641][ T2019]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.871834][ T2019]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.872042][ T2019]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.872242][ T2019]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.872434][ T2019]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.872662][ T2019]  ? move_addr_to_kernel (net/socket.c:258)
[   35.872856][ T2019]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.873064][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.873263][ T2019]  ___sys_sendmsg (net/socket.c:2752)
[   35.873456][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.873685][ T2019]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.873903][ T2019]  __sys_sendmsg (net/socket.c:2784)
[   35.874101][ T2019]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.874297][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.874528][ T2019]  ? 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)
[   35.874721][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.874930][ T2019]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.875122][ T2019]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.875321][ T2019]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.875516][ T2019]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.875745][ T2019] RIP: 0033:0x7f8285ac608e
[   35.875954][ T2019] 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
[   35.876514][ T2019] RSP: 002b:00007ffdd9056950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.876782][ T2019] RAX: ffffffffffffffda RBX: 00007ffdd90570e8 RCX: 00007f8285ac608e
[   35.877056][ T2019] RDX: 0000000000000000 RSI: 00007ffdd9056a00 RDI: 0000000000000005
[   35.877328][ T2019] RBP: 00007ffdd9056960 R08: 0000000000000000 R09: 0000000000000000
[   35.877592][ T2019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   35.877854][ T2019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd90570c0
| [   35.879982][ T2019] ------------[ cut here ]------------
| [   35.880174][ T2019] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2019
| [   35.880508][ T2019] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.881207][ T2019] Tainted: [W]=WARN
[   35.881364][ T2019] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.881596][ T2019] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.881831][ T2019] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.882499][ T2019] RSP: 0018:ffa0000004f46fd0 EFLAGS: 00010286
[   35.882726][ T2019] RAX: 00000000ffffffa6 RBX: ff1100000f2c1cc0 RCX: 1ff40000009e8dc0
[   35.883009][ T2019] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1d70
[   35.883280][ T2019] RBP: ff1100000ea72000 R08: 1fe2200001e583af R09: ff11000012548b80
[   35.883542][ T2019] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   35.883805][ T2019] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea72e04
[   35.884084][ T2019] FS:  00007f828588c840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   35.884392][ T2019] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.884623][ T2019] CR2: 00007f4f5d774f98 CR3: 0000000012c8d003 CR4: 0000000000771ef0
[   35.884899][ T2019] PKRU: 55555554
[   35.885055][ T2019] Call Trace:
[   35.885218][ T2019]  <TASK>
[   35.885346][ T2019]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.885545][ T2019]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.885704][ T2019]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   35.885910][ T2019]  __dev_notify_flags (net/core/dev.c:9787)
[   35.886105][ T2019]  ? netif_change_name (net/core/dev.c:1495)
[   35.886301][ T2019]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   35.886496][ T2019]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   35.886692][ T2019]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   35.886900][ T2019] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   35.887098][ T2019]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   35.887302][ T2019] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   35.887499][ T2019]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   35.887696][ T2019]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   35.887909][ T2019]  ? nla_strscpy (lib/nlattr.c:795)
[   35.888105][ T2019]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   35.888303][ T2019]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   35.888495][ T2019]  ? __dev_get_by_name (net/core/dev.c:883)
[   35.888690][ T2019]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   35.888903][ T2019]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   35.889102][ T2019]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.889302][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.889496][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.889688][ T2019]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.889891][ T2019]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.890083][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.890289][ T2019]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.890483][ T2019]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.890676][ T2019]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.890881][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.891075][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.891276][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.891470][ T2019]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.891662][ T2019]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.891856][ T2019]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.892063][ T2019]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.892262][ T2019]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.892458][ T2019]  ? 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))
[   35.892651][ T2019]  ? 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))
[   35.892847][ T2019]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.893055][ T2019]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.893257][ T2019]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.893454][ T2019]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.893649][ T2019]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.893843][ T2019]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.894053][ T2019]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.894254][ T2019]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.894448][ T2019]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.894674][ T2019]  ? move_addr_to_kernel (net/socket.c:258)
[   35.894880][ T2019]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.895071][ T2019]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.895274][ T2019]  ___sys_sendmsg (net/socket.c:2752)
[   35.895471][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.895697][ T2019]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.895914][ T2019]  __sys_sendmsg (net/socket.c:2784)
[   35.896108][ T2019]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.896305][ T2019]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.896536][ T2019]  ? 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)
[   35.896730][ T2019]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.896942][ T2019]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.897134][ T2019]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.897334][ T2019]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.897531][ T2019]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.897758][ T2019] RIP: 0033:0x7f8285ac608e
[   35.897969][ T2019] 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
[   35.898531][ T2019] RSP: 002b:00007ffdd9056950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.898795][ T2019] RAX: ffffffffffffffda RBX: 00007ffdd90570e8 RCX: 00007f8285ac608e
[   35.899070][ T2019] RDX: 0000000000000000 RSI: 00007ffdd9056a00 RDI: 0000000000000005
[   35.899340][ T2019] RBP: 00007ffdd9056960 R08: 0000000000000000 R09: 0000000000000000
[   35.899603][ T2019] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   35.899877][ T2019] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd90570c0
| [   35.924327][ T2020] ------------[ cut here ]------------
| [   35.924524][ T2020] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2020
| [   35.924843][ T2020] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   35.925514][ T2020] Tainted: [W]=WARN
[   35.925664][ T2020] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.925899][ T2020] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   35.926124][ T2020] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   35.926666][ T2020] RSP: 0018:ffa0000004f57020 EFLAGS: 00010286
[   35.927118][ T2020] RAX: 00000000ffffffa6 RBX: ff1100000f3fd9c0 RCX: 1ff40000009eadca
[   35.927374][ T2020] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fda70
[   35.927624][ T2020] RBP: ff1100000ea72000 R08: 1fe2200001e7fb4f R09: ff1100000cc65158
[   35.927886][ T2020] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   35.928132][ T2020] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   35.928391][ T2020] FS:  00007f9e6a802840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   35.928678][ T2020] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.928913][ T2020] CR2: 00007f9e6aad21a0 CR3: 0000000010ea7005 CR4: 0000000000771ef0
[   35.929171][ T2020] PKRU: 55555554
[   35.929320][ T2020] Call Trace:
[   35.929469][ T2020]  <TASK>
[   35.929588][ T2020]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   35.929775][ T2020]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   35.929940][ T2020]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   35.930123][ T2020]  __dev_notify_flags (net/core/dev.c:9787)
[   35.930318][ T2020]  ? netif_change_name (net/core/dev.c:1495)
[   35.930503][ T2020]  ? __dev_change_flags (net/core/dev.c:9752)
[   35.930687][ T2020]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   35.930881][ T2020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.931067][ T2020]  ? 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))
[   35.931258][ T2020]  netif_change_flags (net/core/dev.c:9820)
[   35.931443][ T2020]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.931631][ T2020]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   35.931817][ T2020]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   35.932014][ T2020]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   35.932239][ T2020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.932427][ T2020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.932616][ T2020]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.932801][ T2020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.932997][ T2020]  ? __kernel_text_address (kernel/extable.c:79)
[   35.933191][ T2020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.933377][ T2020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.933561][ T2020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.933747][ T2020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.933973][ T2020]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   35.934170][ T2020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.934355][ T2020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.934542][ T2020]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   35.934757][ T2020]  ? __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)
[   35.934948][ T2020]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   35.935134][ T2020]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   35.935334][ T2020]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   35.935524][ T2020]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   35.935713][ T2020]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   35.935913][ T2020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.936098][ T2020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.936289][ T2020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.936474][ T2020]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   35.936663][ T2020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.936854][ T2020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.937052][ T2020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.937250][ T2020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.937437][ T2020]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   35.937654][ T2020]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   35.937839][ T2020]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   35.938039][ T2020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.938235][ T2020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.938419][ T2020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.938607][ T2020]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   35.938791][ T2020]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   35.938993][ T2020]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   35.939185][ T2020]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.939373][ T2020]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.939560][ T2020]  ? 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))
[   35.939745][ T2020]  ? 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))
[   35.939947][ T2020]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.940133][ T2020]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.940324][ T2020]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   35.940510][ T2020]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   35.940697][ T2020]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   35.940893][ T2020]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   35.941083][ T2020]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   35.941276][ T2020]  ? copy_msghdr_from_user (net/socket.c:2635)
[   35.941459][ T2020]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   35.941673][ T2020]  ? move_addr_to_kernel (net/socket.c:258)
[   35.941873][ T2020]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.942057][ T2020]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   35.942254][ T2020]  ___sys_sendmsg (net/socket.c:2752)
[   35.942440][ T2020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   35.942686][ T2020]  ? copy_msghdr_from_user (net/socket.c:2603)
[   35.942895][ T2020]  __sys_sendmsg (net/socket.c:2784)
[   35.943080][ T2020]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   35.943274][ T2020]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   35.943496][ T2020]  ? 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)
[   35.943681][ T2020]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   35.943882][ T2020]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   35.944067][ T2020]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   35.944256][ T2020]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   35.944443][ T2020]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.944659][ T2020] RIP: 0033:0x7f9e6aa3c08e
[   35.944848][ T2020] 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
[   35.945491][ T2020] RSP: 002b:00007ffc17555260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.945746][ T2020] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e6aa3c08e
[   35.946011][ T2020] RDX: 0000000000000000 RSI: 00007ffc17555310 RDI: 0000000000000005
[   35.946275][ T2020] RBP: 00007ffc17555270 R08: 0000000000000000 R09: 0000000000000000
[   35.946534][ T2020] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   35.946786][ T2020] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc175559d0
| [   36.017757][ T2027] ------------[ cut here ]------------
| [   36.017940][ T2027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2027
| [   36.018237][ T2027] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.018827][ T2027] Tainted: [W]=WARN
[   36.018945][ T2027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.019127][ T2027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.019323][ T2027] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.019834][ T2027] RSP: 0018:ffa0000004f76f70 EFLAGS: 00010286
[   36.020019][ T2027] RAX: 00000000ffffffa6 RBX: ff1100000b2eac40 RCX: 1ff40000009eedb4
[   36.020240][ T2027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eacf0
[   36.020453][ T2027] RBP: ff11000012842000 R08: 1fe220000165d59f R09: ff1100000f260b80
[   36.020663][ T2027] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   36.020878][ T2027] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   36.021094][ T2027] FS:  00007fb454e14840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   36.021351][ T2027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.021529][ T2027] CR2: 00000000284eca28 CR3: 000000001265f006 CR4: 0000000000771ef0
[   36.021743][ T2027] PKRU: 55555554
[   36.021851][ T2027] Call Trace:
[   36.021963][ T2027]  <TASK>
[   36.022037][ T2027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.022185][ T2027]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   36.022328][ T2027]  notifier_call_chain (kernel/notifier.c:85)
[   36.022473][ T2027]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   36.022619][ T2027]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.022764][ T2027]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.022913][ T2027]  netdev_upper_dev_link (net/core/dev.c:8972)
[   36.023054][ T2027]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   36.023205][ T2027] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   36.023354][ T2027]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.023500][ T2027] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.023646][ T2027]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.023794][ T2027]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.023942][ T2027]  ? nla_strscpy (lib/nlattr.c:795)
[   36.024085][ T2027]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.024236][ T2027]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.024377][ T2027]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.024519][ T2027]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.024668][ T2027]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.024815][ T2027]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.024969][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.025110][ T2027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.025258][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.025399][ T2027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.025539][ T2027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.025685][ T2027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.025828][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.025976][ T2027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.026123][ T2027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.026270][ T2027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.026413][ T2027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.026558][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.026702][ T2027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.026846][ T2027]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.026993][ T2027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.027137][ T2027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.027287][ T2027]  ? 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))
[   36.027430][ T2027]  ? 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))
[   36.027575][ T2027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.027718][ T2027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.027861][ T2027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.028010][ T2027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.028159][ T2027]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.028304][ T2027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.028449][ T2027]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.028592][ T2027]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.028735][ T2027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.028915][ T2027]  ? move_addr_to_kernel (net/socket.c:258)
[   36.029059][ T2027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.029205][ T2027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.029349][ T2027]  ___sys_sendmsg (net/socket.c:2752)
[   36.029493][ T2027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.029670][ T2027]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.029824][ T2027]  __sys_sendmsg (net/socket.c:2784)
[   36.029974][ T2027]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.030115][ T2027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.030300][ T2027]  ? 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)
[   36.030442][ T2027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.030584][ T2027]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.030726][ T2027]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.030872][ T2027]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.031014][ T2027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.031195][ T2027] RIP: 0033:0x7fb45504e08e
[   36.031345][ T2027] 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
[   36.031846][ T2027] RSP: 002b:00007ffd3bb1f670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.032068][ T2027] RAX: ffffffffffffffda RBX: 00007ffd3bb1fe08 RCX: 00007fb45504e08e
[   36.032284][ T2027] RDX: 0000000000000000 RSI: 00007ffd3bb1f720 RDI: 0000000000000005
[   36.032495][ T2027] RBP: 00007ffd3bb1f680 R08: 0000000000000000 R09: 0000000000000000
[   36.032708][ T2027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.032926][ T2027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3bb1fde0
| [   36.034590][ T2027] ------------[ cut here ]------------
| [   36.034729][ T2027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2027
| [   36.035010][ T2027] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.035589][ T2027] Tainted: [W]=WARN
[   36.035697][ T2027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.035878][ T2027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.036059][ T2027] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.036563][ T2027] RSP: 0018:ffa0000004f76fd0 EFLAGS: 00010286
[   36.036743][ T2027] RAX: 00000000ffffffa6 RBX: ff1100000b2ea040 RCX: 1ff40000009eedc0
[   36.036959][ T2027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea0f0
[   36.037175][ T2027] RBP: ff110000119ca000 R08: 1fe220000165d41f R09: ff1100000f260b80
[   36.037386][ T2027] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   36.037596][ T2027] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   36.037811][ T2027] FS:  00007fb454e14840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   36.038065][ T2027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.038249][ T2027] CR2: 00000000284eca28 CR3: 000000001265f006 CR4: 0000000000771ef0
[   36.038462][ T2027] PKRU: 55555554
[   36.038569][ T2027] Call Trace:
[   36.038674][ T2027]  <TASK>
[   36.038748][ T2027]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.038896][ T2027]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.039005][ T2027]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.039153][ T2027]  __dev_notify_flags (net/core/dev.c:9787)
[   36.039297][ T2027]  ? netif_change_name (net/core/dev.c:1495)
[   36.039440][ T2027]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.039583][ T2027]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   36.039726][ T2027]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.039874][ T2027] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   36.040020][ T2027]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.040173][ T2027] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.040319][ T2027]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.040465][ T2027]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.040606][ T2027]  ? nla_strscpy (lib/nlattr.c:795)
[   36.040748][ T2027]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.040895][ T2027]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.041036][ T2027]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.041183][ T2027]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.041330][ T2027]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.041477][ T2027]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.041619][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.041761][ T2027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.041908][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.042048][ T2027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.042193][ T2027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.042339][ T2027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.042483][ T2027]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.042623][ T2027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.042764][ T2027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.042911][ T2027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.043052][ T2027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.043199][ T2027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.043341][ T2027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.043484][ T2027]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.043625][ T2027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.043767][ T2027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.043916][ T2027]  ? 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))
[   36.044058][ T2027]  ? 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))
[   36.044206][ T2027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.044349][ T2027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.044490][ T2027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.044635][ T2027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.044780][ T2027]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.044928][ T2027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.045073][ T2027]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.045219][ T2027]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.045359][ T2027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.045532][ T2027]  ? move_addr_to_kernel (net/socket.c:258)
[   36.045673][ T2027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.045815][ T2027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.045964][ T2027]  ___sys_sendmsg (net/socket.c:2752)
[   36.046105][ T2027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.046284][ T2027]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.046438][ T2027]  __sys_sendmsg (net/socket.c:2784)
[   36.046579][ T2027]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.046719][ T2027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.046904][ T2027]  ? 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)
[   36.047044][ T2027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.047191][ T2027]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.047331][ T2027]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.047471][ T2027]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.047612][ T2027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.047787][ T2027] RIP: 0033:0x7fb45504e08e
[   36.047938][ T2027] 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
[   36.048442][ T2027] RSP: 002b:00007ffd3bb1f670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.048653][ T2027] RAX: ffffffffffffffda RBX: 00007ffd3bb1fe08 RCX: 00007fb45504e08e
[   36.048872][ T2027] RDX: 0000000000000000 RSI: 00007ffd3bb1f720 RDI: 0000000000000005
[   36.049081][ T2027] RBP: 00007ffd3bb1f680 R08: 0000000000000000 R09: 0000000000000000
[   36.049296][ T2027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.049504][ T2027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3bb1fde0
| [   36.074451][ T2028] ------------[ cut here ]------------
| [   36.074603][ T2028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2028
| [   36.074899][ T2028] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.075474][ T2028] Tainted: [W]=WARN
[   36.075577][ T2028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.075749][ T2028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.075935][ T2028] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.076415][ T2028] RSP: 0018:ffa0000004f87020 EFLAGS: 00010286
[   36.076586][ T2028] RAX: 00000000ffffffa6 RBX: ff1100000cc693c0 RCX: 1ff40000009f0dca
[   36.076793][ T2028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69470
[   36.077056][ T2028] RBP: ff110000119ca000 R08: 1fe220000198d28f R09: ff1100000f262e58
[   36.077259][ T2028] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   36.077457][ T2028] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.077714][ T2028] FS:  00007fdbf0d72840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   36.078003][ T2028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.078176][ T2028] CR2: 00007fdbf10421a0 CR3: 0000000010cec002 CR4: 0000000000771ef0
[   36.078375][ T2028] PKRU: 55555554
[   36.078475][ T2028] Call Trace:
[   36.078575][ T2028]  <TASK>
[   36.078643][ T2028]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.078778][ T2028]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.078970][ T2028]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.079103][ T2028]  __dev_notify_flags (net/core/dev.c:9787)
[   36.079242][ T2028]  ? netif_change_name (net/core/dev.c:1495)
[   36.079373][ T2028]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.079506][ T2028]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.079637][ T2028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.079772][ T2028]  ? 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))
[   36.079962][ T2028]  netif_change_flags (net/core/dev.c:9820)
[   36.080095][ T2028]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.080235][ T2028]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.080368][ T2028]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.080502][ T2028]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.080667][ T2028]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.080801][ T2028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.081000][ T2028]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.081132][ T2028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.081269][ T2028]  ? __kernel_text_address (kernel/extable.c:79)
[   36.081402][ T2028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.081539][ T2028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.081671][ T2028]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.081805][ T2028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.081991][ T2028]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.082124][ T2028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.082262][ T2028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.082393][ T2028]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.082528][ T2028]  ? __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)
[   36.082661][ T2028]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.082792][ T2028]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.082997][ T2028]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.083134][ T2028]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.083275][ T2028]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.083409][ T2028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.083544][ T2028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.083677][ T2028]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.083808][ T2028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.083995][ T2028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.084130][ T2028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.084267][ T2028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.084400][ T2028]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.084532][ T2028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.084668][ T2028]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.084798][ T2028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.084986][ T2028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.085182][ T2028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.085314][ T2028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.085447][ T2028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.085581][ T2028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.085716][ T2028]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.085849][ T2028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.086036][ T2028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.086178][ T2028]  ? 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))
[   36.086309][ T2028]  ? 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))
[   36.086445][ T2028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.086580][ T2028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.086713][ T2028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.086849][ T2028]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.087039][ T2028]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.087177][ T2028]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.087313][ T2028]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.087445][ T2028]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.087575][ T2028]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.087738][ T2028]  ? move_addr_to_kernel (net/socket.c:258)
[   36.087928][ T2028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.088059][ T2028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.088201][ T2028]  ___sys_sendmsg (net/socket.c:2752)
[   36.088331][ T2028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.088497][ T2028]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.088642][ T2028]  __sys_sendmsg (net/socket.c:2784)
[   36.088775][ T2028]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.088995][ T2028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.089170][ T2028]  ? 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)
[   36.089304][ T2028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.089437][ T2028]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.089571][ T2028]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.089703][ T2028]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.089837][ T2028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.090078][ T2028] RIP: 0033:0x7fdbf0fac08e
[   36.090223][ T2028] 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
[   36.090691][ T2028] RSP: 002b:00007ffdf0fb1380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.090971][ T2028] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdbf0fac08e
[   36.091179][ T2028] RDX: 0000000000000000 RSI: 00007ffdf0fb1430 RDI: 0000000000000005
[   36.091377][ T2028] RBP: 00007ffdf0fb1390 R08: 0000000000000000 R09: 0000000000000000
[   36.091576][ T2028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.091774][ T2028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf0fb1af0
| [   36.197064][ T2039] ------------[ cut here ]------------
| [   36.197292][ T2039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2039
| [   36.197656][ T2039] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.198369][ T2039] Tainted: [W]=WARN
[   36.198524][ T2039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.198749][ T2039] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.198998][ T2039] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.199555][ T2039] RSP: 0018:ffa0000004fe6f70 EFLAGS: 00010286
[   36.199779][ T2039] RAX: 00000000ffffffa6 RBX: ff110000100afb40 RCX: 1ff40000009fcdb4
[   36.200049][ T2039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100afbf0
[   36.200315][ T2039] RBP: ff11000012842000 R08: 1fe2200002015f7f R09: ff1100000cb0d180
[   36.200577][ T2039] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   36.200836][ T2039] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   36.201113][ T2039] FS:  00007f5078bca840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   36.201417][ T2039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.201645][ T2039] CR2: 0000000011f8fa28 CR3: 0000000012878005 CR4: 0000000000771ef0
[   36.201918][ T2039] PKRU: 55555554
[   36.202072][ T2039] Call Trace:
[   36.202235][ T2039]  <TASK>
[   36.202359][ T2039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.202549][ T2039]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   36.202741][ T2039]  notifier_call_chain (kernel/notifier.c:85)
[   36.202950][ T2039]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   36.203149][ T2039]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.203343][ T2039]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.203536][ T2039]  netdev_upper_dev_link (net/core/dev.c:8972)
[   36.203727][ T2039]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   36.203933][ T2039] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   36.204131][ T2039]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.204336][ T2039] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.204532][ T2039]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.204729][ T2039]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.204933][ T2039]  ? nla_strscpy (lib/nlattr.c:795)
[   36.205128][ T2039]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.205327][ T2039]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.205518][ T2039]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.205708][ T2039]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.205918][ T2039]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.206113][ T2039]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.206312][ T2039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.206504][ T2039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.206695][ T2039]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.206897][ T2039]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.207087][ T2039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.207291][ T2039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.207484][ T2039]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.207674][ T2039]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.207879][ T2039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.208068][ T2039]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.208262][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.208453][ T2039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.208644][ T2039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.208836][ T2039]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.209039][ T2039]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.209239][ T2039]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.209433][ T2039]  ? 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))
[   36.209622][ T2039]  ? 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))
[   36.209816][ T2039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.210019][ T2039]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.210216][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.210409][ T2039]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.210602][ T2039]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.210792][ T2039]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.210999][ T2039]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.211197][ T2039]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.211386][ T2039]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.211609][ T2039]  ? move_addr_to_kernel (net/socket.c:258)
[   36.211800][ T2039]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.212004][ T2039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.212203][ T2039]  ___sys_sendmsg (net/socket.c:2752)
[   36.212392][ T2039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.212616][ T2039]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.212817][ T2039]  __sys_sendmsg (net/socket.c:2784)
[   36.213022][ T2039]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.213221][ T2039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.213449][ T2039]  ? 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)
[   36.213642][ T2039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.213832][ T2039]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.214034][ T2039]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.214229][ T2039]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.214421][ T2039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.214645][ T2039] RIP: 0033:0x7f5078e0408e
[   36.214840][ T2039] 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
[   36.215405][ T2039] RSP: 002b:00007ffd952a7ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.215666][ T2039] RAX: ffffffffffffffda RBX: 00007ffd952a8248 RCX: 00007f5078e0408e
[   36.215936][ T2039] RDX: 0000000000000000 RSI: 00007ffd952a7b60 RDI: 0000000000000005
[   36.216202][ T2039] RBP: 00007ffd952a7ac0 R08: 0000000000000000 R09: 0000000000000000
[   36.216460][ T2039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.216717][ T2039] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd952a8220
| [   36.218766][ T2039] ------------[ cut here ]------------
| [   36.218963][ T2039] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2039
| [   36.219289][ T2039] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.219966][ T2039] Tainted: [W]=WARN
[   36.220120][ T2039] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.220352][ T2039] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.220581][ T2039] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.221148][ T2039] RSP: 0018:ffa0000004fe6fd0 EFLAGS: 00010286
[   36.221372][ T2039] RAX: 00000000ffffffa6 RBX: ff110000100af540 RCX: 1ff40000009fcdc0
[   36.221630][ T2039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af5f0
[   36.221899][ T2039] RBP: ff1100000cd92000 R08: 1fe2200002015ebf R09: ff1100000cb0d180
[   36.222165][ T2039] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.222424][ T2039] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92e04
[   36.222683][ T2039] FS:  00007f5078bca840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   36.222987][ T2039] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.223220][ T2039] CR2: 0000000011f8fa28 CR3: 0000000012878005 CR4: 0000000000771ef0
[   36.223478][ T2039] PKRU: 55555554
[   36.223631][ T2039] Call Trace:
[   36.223784][ T2039]  <TASK>
[   36.223918][ T2039]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.224111][ T2039]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.224276][ T2039]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.224465][ T2039]  __dev_notify_flags (net/core/dev.c:9787)
[   36.224656][ T2039]  ? netif_change_name (net/core/dev.c:1495)
[   36.224846][ T2039]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.225051][ T2039]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   36.225250][ T2039]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.225445][ T2039] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   36.225642][ T2039]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.225835][ T2039] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.226040][ T2039]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.226243][ T2039]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.226435][ T2039]  ? nla_strscpy (lib/nlattr.c:795)
[   36.226626][ T2039]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.226817][ T2039]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.227020][ T2039]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.227218][ T2039]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.227416][ T2039]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.227611][ T2039]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.227801][ T2039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.228001][ T2039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.228196][ T2039]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.228385][ T2039]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.228572][ T2039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.228766][ T2039]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.228969][ T2039]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.229165][ T2039]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.229355][ T2039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.229545][ T2039]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.229736][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.229943][ T2039]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.230131][ T2039]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.230330][ T2039]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.230517][ T2039]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.230708][ T2039]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.230913][ T2039]  ? 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))
[   36.231102][ T2039]  ? 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))
[   36.231299][ T2039]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.231490][ T2039]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.231680][ T2039]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.231886][ T2039]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.232077][ T2039]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.232278][ T2039]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.232473][ T2039]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.232664][ T2039]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.232853][ T2039]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.233087][ T2039]  ? move_addr_to_kernel (net/socket.c:258)
[   36.233287][ T2039]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.233478][ T2039]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.233668][ T2039]  ___sys_sendmsg (net/socket.c:2752)
[   36.233859][ T2039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.234096][ T2039]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.234308][ T2039]  __sys_sendmsg (net/socket.c:2784)
[   36.234498][ T2039]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.234686][ T2039]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.234926][ T2039]  ? 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)
[   36.235117][ T2039]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.235318][ T2039]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.235507][ T2039]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.235696][ T2039]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.235899][ T2039]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.236121][ T2039] RIP: 0033:0x7f5078e0408e
[   36.236323][ T2039] 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
[   36.236876][ T2039] RSP: 002b:00007ffd952a7ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.237133][ T2039] RAX: ffffffffffffffda RBX: 00007ffd952a8248 RCX: 00007f5078e0408e
[   36.237398][ T2039] RDX: 0000000000000000 RSI: 00007ffd952a7b60 RDI: 0000000000000005
[   36.237656][ T2039] RBP: 00007ffd952a7ac0 R08: 0000000000000000 R09: 0000000000000000
[   36.237929][ T2039] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.238190][ T2039] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd952a8220
| [   36.264487][ T2040] ------------[ cut here ]------------
| [   36.264668][ T2040] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2040
| [   36.265000][ T2040] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.265649][ T2040] Tainted: [W]=WARN
[   36.265799][ T2040] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.266034][ T2040] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.266266][ T2040] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.266788][ T2040] RSP: 0018:ffa0000004ff7020 EFLAGS: 00010286
[   36.267110][ T2040] RAX: 00000000ffffffa6 RBX: ff1100000f18e340 RCX: 1ff40000009fedca
[   36.267423][ T2040] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e3f0
[   36.267741][ T2040] RBP: ff1100000cd92000 R08: 1fe2200001e31c7f R09: ff11000010d32e58
[   36.268082][ T2040] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   36.268418][ T2040] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.268748][ T2040] FS:  00007f5ffd083840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   36.269113][ T2040] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.269421][ T2040] CR2: 00000000169a2988 CR3: 000000001265e002 CR4: 0000000000771ef0
[   36.269687][ T2040] PKRU: 55555554
[   36.269828][ T2040] Call Trace:
[   36.269983][ T2040]  <TASK>
[   36.270098][ T2040]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.270289][ T2040]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.270440][ T2040]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.270618][ T2040]  __dev_notify_flags (net/core/dev.c:9787)
[   36.270802][ T2040]  ? netif_change_name (net/core/dev.c:1495)
[   36.270995][ T2040]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.271182][ T2040]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.271361][ T2040]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.271572][ T2040]  ? 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))
[   36.271754][ T2040]  netif_change_flags (net/core/dev.c:9820)
[   36.271977][ T2040]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.272163][ T2040]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.272344][ T2040]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.272523][ T2040]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.272735][ T2040]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.272927][ T2040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.273108][ T2040]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.273293][ T2040]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.273471][ T2040]  ? __kernel_text_address (kernel/extable.c:79)
[   36.273651][ T2040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.273832][ T2040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.274023][ T2040]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.274212][ T2040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.274394][ T2040]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.274574][ T2040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.274752][ T2040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.274956][ T2040]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.275135][ T2040]  ? __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)
[   36.275322][ T2040]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.275503][ T2040]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.275685][ T2040]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.275882][ T2040]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.276068][ T2040]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.276265][ T2040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.276455][ T2040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.276636][ T2040]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.276814][ T2040]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.277007][ T2040]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.277203][ T2040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.277411][ T2040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.277591][ T2040]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.277802][ T2040]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.277996][ T2040]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.278181][ T2040]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.278362][ T2040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.278544][ T2040]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.278724][ T2040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.278917][ T2040]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.279095][ T2040]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.279284][ T2040]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.279461][ T2040]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.279641][ T2040]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.279827][ T2040]  ? 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))
[   36.280015][ T2040]  ? 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))
[   36.280205][ T2040]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.280390][ T2040]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.280570][ T2040]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.280751][ T2040]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.280947][ T2040]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.281132][ T2040]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.281321][ T2040]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.281500][ T2040]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.281679][ T2040]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.281904][ T2040]  ? move_addr_to_kernel (net/socket.c:258)
[   36.282087][ T2040]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.282273][ T2040]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.282458][ T2040]  ___sys_sendmsg (net/socket.c:2752)
[   36.282636][ T2040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.282847][ T2040]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.283050][ T2040]  __sys_sendmsg (net/socket.c:2784)
[   36.283240][ T2040]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.283420][ T2040]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.283637][ T2040]  ? 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)
[   36.283820][ T2040]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.284013][ T2040]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.284199][ T2040]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.284379][ T2040]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.284560][ T2040]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.284770][ T2040] RIP: 0033:0x7f5ffd2bd08e
[   36.284967][ T2040] 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
[   36.285487][ T2040] RSP: 002b:00007fff5e613340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.285732][ T2040] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ffd2bd08e
[   36.285988][ T2040] RDX: 0000000000000000 RSI: 00007fff5e6133f0 RDI: 0000000000000005
[   36.286242][ T2040] RBP: 00007fff5e613350 R08: 0000000000000000 R09: 0000000000000000
[   36.286485][ T2040] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.286727][ T2040] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5e613ab0
| [   36.410727][ T2055] ------------[ cut here ]------------
| [   36.410944][ T2055] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2055
| [   36.411290][ T2055] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.411989][ T2055] Tainted: [W]=WARN
[   36.412154][ T2055] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.412387][ T2055] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.412624][ T2055] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.413195][ T2055] RSP: 0018:ffa00000050a6f70 EFLAGS: 00010286
[   36.413421][ T2055] RAX: 00000000ffffffa6 RBX: ff1100001194edc0 RCX: 1ff4000000a14db4
[   36.413680][ T2055] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194ee70
[   36.413950][ T2055] RBP: ff11000012842000 R08: 1fe2200002329dcf R09: ff11000011a10b80
[   36.414218][ T2055] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   36.414476][ T2055] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   36.414734][ T2055] FS:  00007f4df624f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   36.415044][ T2055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.415281][ T2055] CR2: 0000000006729a28 CR3: 000000000c04f006 CR4: 0000000000771ef0
[   36.415544][ T2055] PKRU: 55555554
[   36.415699][ T2055] Call Trace:
[   36.415856][ T2055]  <TASK>
[   36.415990][ T2055]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.416188][ T2055]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   36.416382][ T2055]  notifier_call_chain (kernel/notifier.c:85)
[   36.416578][ T2055]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   36.416770][ T2055]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.416977][ T2055]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.417177][ T2055]  netdev_upper_dev_link (net/core/dev.c:8972)
[   36.417369][ T2055]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   36.417562][ T2055] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   36.417760][ T2055]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.417970][ T2055] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.418171][ T2055]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.418368][ T2055]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.418557][ T2055]  ? nla_strscpy (lib/nlattr.c:795)
[   36.418750][ T2055]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.418953][ T2055]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.419151][ T2055]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.419342][ T2055]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.419540][ T2055]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.419735][ T2055]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.419939][ T2055]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.420128][ T2055]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.420331][ T2055]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.420520][ T2055]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.420709][ T2055]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.420919][ T2055]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.421111][ T2055]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.421310][ T2055]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.421500][ T2055]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.421690][ T2055]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.421891][ T2055]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.422082][ T2055]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.422281][ T2055]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.422476][ T2055]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.422664][ T2055]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.422857][ T2055]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.423066][ T2055]  ? 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))
[   36.423269][ T2055]  ? 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))
[   36.423467][ T2055]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.423661][ T2055]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.423853][ T2055]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.424059][ T2055]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.424261][ T2055]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.424453][ T2055]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.424645][ T2055]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.424835][ T2055]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.425039][ T2055]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.425274][ T2055]  ? move_addr_to_kernel (net/socket.c:258)
[   36.425469][ T2055]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.425659][ T2055]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.425851][ T2055]  ___sys_sendmsg (net/socket.c:2752)
[   36.426053][ T2055]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.426287][ T2055]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.426503][ T2055]  __sys_sendmsg (net/socket.c:2784)
[   36.426694][ T2055]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.426894][ T2055]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.427121][ T2055]  ? 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)
[   36.427320][ T2055]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.427513][ T2055]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.427704][ T2055]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.427907][ T2055]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.428099][ T2055]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.428332][ T2055] RIP: 0033:0x7f4df648908e
[   36.428530][ T2055] 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
[   36.429091][ T2055] RSP: 002b:00007ffd078b0690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.429359][ T2055] RAX: ffffffffffffffda RBX: 00007ffd078b0e28 RCX: 00007f4df648908e
[   36.429618][ T2055] RDX: 0000000000000000 RSI: 00007ffd078b0740 RDI: 0000000000000005
[   36.429890][ T2055] RBP: 00007ffd078b06a0 R08: 0000000000000000 R09: 0000000000000000
[   36.430160][ T2055] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.430421][ T2055] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd078b0e00
| [   36.432507][ T2055] ------------[ cut here ]------------
| [   36.432690][ T2055] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2055
| [   36.433037][ T2055] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.433714][ T2055] Tainted: [W]=WARN
[   36.434185][ T2055] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.434410][ T2055] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.434640][ T2055] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.435208][ T2055] RSP: 0018:ffa00000050a6fd0 EFLAGS: 00010286
[   36.435436][ T2055] RAX: 00000000ffffffa6 RBX: ff1100001194ec40 RCX: 1ff4000000a14dc0
[   36.435695][ T2055] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194ecf0
[   36.435968][ T2055] RBP: ff1100000c24a000 R08: 1fe2200002329d9f R09: ff11000011a10b80
[   36.436234][ T2055] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   36.436494][ T2055] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24ae04
[   36.436756][ T2055] FS:  00007f4df624f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   36.437067][ T2055] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.437296][ T2055] CR2: 0000000006729a28 CR3: 000000000c04f006 CR4: 0000000000771ef0
[   36.437556][ T2055] PKRU: 55555554
[   36.437714][ T2055] Call Trace:
[   36.437882][ T2055]  <TASK>
[   36.438004][ T2055]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.438206][ T2055]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.438364][ T2055]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.438557][ T2055]  __dev_notify_flags (net/core/dev.c:9787)
[   36.438750][ T2055]  ? netif_change_name (net/core/dev.c:1495)
[   36.438957][ T2055]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.439154][ T2055]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   36.439346][ T2055]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.439538][ T2055] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   36.439733][ T2055]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.439942][ T2055] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.440138][ T2055]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.440340][ T2055]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.440530][ T2055]  ? nla_strscpy (lib/nlattr.c:795)
[   36.440723][ T2055]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.440928][ T2055]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.441115][ T2055]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.441313][ T2055]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.441508][ T2055]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.441704][ T2055]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.441909][ T2055]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.442100][ T2055]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.442299][ T2055]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.442488][ T2055]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.442676][ T2055]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.442884][ T2055]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.443077][ T2055]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.443277][ T2055]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.443467][ T2055]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.443655][ T2055]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.443844][ T2055]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.444050][ T2055]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.444247][ T2055]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.444438][ T2055]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.444628][ T2055]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.444817][ T2055]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.445023][ T2055]  ? 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))
[   36.445218][ T2055]  ? 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))
[   36.445410][ T2055]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.445602][ T2055]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.445790][ T2055]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.445992][ T2055]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.446192][ T2055]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.446383][ T2055]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.446574][ T2055]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.446764][ T2055]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.446966][ T2055]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.447191][ T2055]  ? move_addr_to_kernel (net/socket.c:258)
[   36.447383][ T2055]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.447573][ T2055]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.447765][ T2055]  ___sys_sendmsg (net/socket.c:2752)
[   36.447967][ T2055]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.448199][ T2055]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.448402][ T2055]  __sys_sendmsg (net/socket.c:2784)
[   36.448593][ T2055]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.448782][ T2055]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.449025][ T2055]  ? 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)
[   36.449222][ T2055]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.449413][ T2055]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.449603][ T2055]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.449793][ T2055]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.449999][ T2055]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.450226][ T2055] RIP: 0033:0x7f4df648908e
[   36.450421][ T2055] 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
[   36.450979][ T2055] RSP: 002b:00007ffd078b0690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.451248][ T2055] RAX: ffffffffffffffda RBX: 00007ffd078b0e28 RCX: 00007f4df648908e
[   36.451510][ T2055] RDX: 0000000000000000 RSI: 00007ffd078b0740 RDI: 0000000000000005
[   36.451768][ T2055] RBP: 00007ffd078b06a0 R08: 0000000000000000 R09: 0000000000000000
[   36.452038][ T2055] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.452305][ T2055] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd078b0e00
| [   36.477913][ T2056] ------------[ cut here ]------------
| [   36.478064][ T2056] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2056
| [   36.478340][ T2056] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.478905][ T2056] Tainted: [W]=WARN
[   36.479010][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.479186][ T2056] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.479364][ T2056] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.479838][ T2056] RSP: 0018:ffa0000005097020 EFLAGS: 00010286
[   36.480016][ T2056] RAX: 00000000ffffffa6 RBX: ff11000005dc1b40 RCX: 1ff4000000a12dca
[   36.480220][ T2056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1bf0
[   36.480420][ T2056] RBP: ff1100000c24a000 R08: 1fe2200000bb837f R09: ff11000011a12e58
[   36.480619][ T2056] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   36.480818][ T2056] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.481025][ T2056] FS:  00007f4b7c0ef840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   36.481265][ T2056] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.481433][ T2056] CR2: 0000000015359988 CR3: 0000000012562005 CR4: 0000000000771ef0
[   36.481636][ T2056] PKRU: 55555554
[   36.481736][ T2056] Call Trace:
[   36.481834][ T2056]  <TASK>
[   36.481909][ T2056]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.482044][ T2056]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.482149][ T2056]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.482280][ T2056]  __dev_notify_flags (net/core/dev.c:9787)
[   36.482414][ T2056]  ? netif_change_name (net/core/dev.c:1495)
[   36.482544][ T2056]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.482676][ T2056]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.482806][ T2056]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.482943][ T2056]  ? 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))
[   36.483077][ T2056]  netif_change_flags (net/core/dev.c:9820)
[   36.483214][ T2056]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.483347][ T2056]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.483483][ T2056]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.483615][ T2056]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.483780][ T2056]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.483917][ T2056]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.484050][ T2056]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.484187][ T2056]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.484319][ T2056]  ? __kernel_text_address (kernel/extable.c:79)
[   36.484452][ T2056]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.484586][ T2056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.484718][ T2056]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.484850][ T2056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.485067][ T2056]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.485205][ T2056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.485334][ T2056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.485465][ T2056]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.485598][ T2056]  ? __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)
[   36.485731][ T2056]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.485861][ T2056]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.486138][ T2056]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.486277][ T2056]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.486412][ T2056]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.486546][ T2056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.486677][ T2056]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.486810][ T2056]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.487031][ T2056]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.487168][ T2056]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.487302][ T2056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.487434][ T2056]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.487566][ T2056]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.487697][ T2056]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.487832][ T2056]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.488051][ T2056]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.488190][ T2056]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.488322][ T2056]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.488454][ T2056]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.488589][ T2056]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.488722][ T2056]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.488854][ T2056]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.489074][ T2056]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.489214][ T2056]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.489348][ T2056]  ? 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))
[   36.489479][ T2056]  ? 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))
[   36.489614][ T2056]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.489747][ T2056]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.489932][ T2056]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.490066][ T2056]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.490203][ T2056]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.490336][ T2056]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.490470][ T2056]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.490602][ T2056]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.490734][ T2056]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.490904][ T2056]  ? move_addr_to_kernel (net/socket.c:258)
[   36.491037][ T2056]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.491174][ T2056]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.491307][ T2056]  ___sys_sendmsg (net/socket.c:2752)
[   36.491437][ T2056]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.491601][ T2056]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.491745][ T2056]  __sys_sendmsg (net/socket.c:2784)
[   36.491883][ T2056]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.492013][ T2056]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.492183][ T2056]  ? 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)
[   36.492314][ T2056]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.492448][ T2056]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.492578][ T2056]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.492711][ T2056]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.492843][ T2056]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.493012][ T2056] RIP: 0033:0x7f4b7c32908e
[   36.493156][ T2056] 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
[   36.493624][ T2056] RSP: 002b:00007ffce6ead720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.493823][ T2056] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4b7c32908e
[   36.494025][ T2056] RDX: 0000000000000000 RSI: 00007ffce6ead7d0 RDI: 0000000000000005
[   36.494227][ T2056] RBP: 00007ffce6ead730 R08: 0000000000000000 R09: 0000000000000000
[   36.494423][ T2056] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb49
[   36.494619][ T2056] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce6eade90
| [   36.620079][ T2070] ------------[ cut here ]------------
| [   36.620256][ T2070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2070
| [   36.620552][ T2070] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.621170][ T2070] Tainted: [W]=WARN
[   36.621284][ T2070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.621469][ T2070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.621666][ T2070] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.622263][ T2070] RSP: 0018:ffa0000005146f70 EFLAGS: 00010286
[   36.622445][ T2070] RAX: 00000000ffffffa6 RBX: ff1100000c9644c0 RCX: 1ff4000000a28db4
[   36.622661][ T2070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964570
[   36.622934][ T2070] RBP: ff11000012842000 R08: 1fe220000192c8af R09: ff1100000cbd2e80
[   36.623213][ T2070] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   36.623424][ T2070] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   36.623643][ T2070] FS:  00007f568d058840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   36.623995][ T2070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.624181][ T2070] CR2: 000000002b713a28 CR3: 000000000f66b002 CR4: 0000000000771ef0
[   36.624394][ T2070] PKRU: 55555554
[   36.624500][ T2070] Call Trace:
[   36.624608][ T2070]  <TASK>
[   36.624684][ T2070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.624829][ T2070]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   36.625068][ T2070]  notifier_call_chain (kernel/notifier.c:85)
[   36.625227][ T2070]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   36.625371][ T2070]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.625517][ T2070]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.625661][ T2070]  netdev_upper_dev_link (net/core/dev.c:8972)
[   36.625802][ T2070]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   36.626043][ T2070] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   36.626195][ T2070]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.626342][ T2070] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.626487][ T2070]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.626634][ T2070]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.626777][ T2070]  ? nla_strscpy (lib/nlattr.c:795)
[   36.626997][ T2070]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.627145][ T2070]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.627288][ T2070]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.627430][ T2070]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.627576][ T2070]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.627723][ T2070]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.627905][ T2070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.628047][ T2070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.628193][ T2070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.628335][ T2070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.628475][ T2070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.628620][ T2070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.628762][ T2070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.628911][ T2070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.629053][ T2070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.629199][ T2070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.629339][ T2070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.629482][ T2070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.629623][ T2070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.629765][ T2070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.629913][ T2070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.630057][ T2070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.630207][ T2070]  ? 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))
[   36.630348][ T2070]  ? 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))
[   36.630490][ T2070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.630632][ T2070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.630775][ T2070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.630925][ T2070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.631069][ T2070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.631252][ T2070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.631407][ T2070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.631554][ T2070]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.631699][ T2070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.631884][ T2070]  ? move_addr_to_kernel (net/socket.c:258)
[   36.632032][ T2070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.632184][ T2070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.632328][ T2070]  ___sys_sendmsg (net/socket.c:2752)
[   36.632468][ T2070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.632644][ T2070]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.632797][ T2070]  __sys_sendmsg (net/socket.c:2784)
[   36.632945][ T2070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.633086][ T2070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.633269][ T2070]  ? 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)
[   36.633411][ T2070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.633553][ T2070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.633694][ T2070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.633836][ T2070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.633982][ T2070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.634160][ T2070] RIP: 0033:0x7f568d29208e
[   36.634310][ T2070] 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
[   36.634821][ T2070] RSP: 002b:00007ffcce476330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.635039][ T2070] RAX: ffffffffffffffda RBX: 00007ffcce476ac8 RCX: 00007f568d29208e
[   36.635260][ T2070] RDX: 0000000000000000 RSI: 00007ffcce4763e0 RDI: 0000000000000005
[   36.635471][ T2070] RBP: 00007ffcce476340 R08: 0000000000000000 R09: 0000000000000000
[   36.635683][ T2070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   36.635900][ T2070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcce476aa0
| [   36.637544][ T2070] ------------[ cut here ]------------
| [   36.637682][ T2070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2070
| [   36.637967][ T2070] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.638540][ T2070] Tainted: [W]=WARN
[   36.638647][ T2070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.638822][ T2070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.639487][ T2070] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.639997][ T2070] RSP: 0018:ffa0000005146fd0 EFLAGS: 00010286
[   36.640181][ T2070] RAX: 00000000ffffffa6 RBX: ff1100000c9653c0 RCX: 1ff4000000a28dc0
[   36.640393][ T2070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965470
[   36.640603][ T2070] RBP: ff1100000c352000 R08: 1fe220000192ca8f R09: ff1100000cbd2e80
[   36.640814][ T2070] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.641030][ T2070] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352e04
[   36.641247][ T2070] FS:  00007f568d058840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   36.641494][ T2070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.641672][ T2070] CR2: 000000002b713a28 CR3: 000000000f66b002 CR4: 0000000000771ef0
[   36.641888][ T2070] PKRU: 55555554
[   36.641995][ T2070] Call Trace:
[   36.642099][ T2070]  <TASK>
[   36.642177][ T2070]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.642322][ T2070]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.642430][ T2070]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   36.642572][ T2070]  __dev_notify_flags (net/core/dev.c:9787)
[   36.642715][ T2070]  ? netif_change_name (net/core/dev.c:1495)
[   36.642857][ T2070]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   36.643007][ T2070]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   36.643153][ T2070]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.643298][ T2070] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   36.643443][ T2070]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   36.643589][ T2070] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   36.643731][ T2070]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   36.643882][ T2070]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   36.644025][ T2070]  ? nla_strscpy (lib/nlattr.c:795)
[   36.644172][ T2070]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   36.644314][ T2070]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.644454][ T2070]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.644594][ T2070]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.644742][ T2070]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.644893][ T2070]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.645037][ T2070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.645184][ T2070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.645331][ T2070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.645471][ T2070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.645612][ T2070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.645758][ T2070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.645907][ T2070]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.646048][ T2070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.646193][ T2070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.646333][ T2070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.646475][ T2070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.646619][ T2070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.646760][ T2070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.646908][ T2070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.647049][ T2070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.647195][ T2070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.647338][ T2070]  ? 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))
[   36.647479][ T2070]  ? 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))
[   36.647623][ T2070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.647765][ T2070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.647911][ T2070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.648053][ T2070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.648199][ T2070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.648341][ T2070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.648486][ T2070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.648629][ T2070]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.648768][ T2070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.648946][ T2070]  ? move_addr_to_kernel (net/socket.c:258)
[   36.649088][ T2070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.649231][ T2070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.649375][ T2070]  ___sys_sendmsg (net/socket.c:2752)
[   36.649515][ T2070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.649692][ T2070]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.649845][ T2070]  __sys_sendmsg (net/socket.c:2784)
[   36.649993][ T2070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.650133][ T2070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.650318][ T2070]  ? 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)
[   36.650460][ T2070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.650601][ T2070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.650742][ T2070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.650887][ T2070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.651028][ T2070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.651207][ T2070] RIP: 0033:0x7f568d29208e
[   36.651354][ T2070] 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
[   36.651855][ T2070] RSP: 002b:00007ffcce476330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.652074][ T2070] RAX: ffffffffffffffda RBX: 00007ffcce476ac8 RCX: 00007f568d29208e
[   36.652290][ T2070] RDX: 0000000000000000 RSI: 00007ffcce4763e0 RDI: 0000000000000005
[   36.652501][ T2070] RBP: 00007ffcce476340 R08: 0000000000000000 R09: 0000000000000000
[   36.652712][ T2070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   36.652929][ T2070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcce476aa0
| [   36.677193][ T2071] ------------[ cut here ]------------
| [   36.677348][ T2071] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2071
| [   36.677622][ T2071] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.678194][ T2071] Tainted: [W]=WARN
[   36.678297][ T2071] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.678468][ T2071] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.678647][ T2071] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.679208][ T2071] RSP: 0018:ffa0000005157020 EFLAGS: 00010286
[   36.679377][ T2071] RAX: 00000000ffffffa6 RBX: ff1100001194fb40 RCX: 1ff4000000a2adca
[   36.679577][ T2071] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fbf0
[   36.679775][ T2071] RBP: ff1100000c352000 R08: 1fe2200002329f7f R09: ff1100000f260b58
[   36.680075][ T2071] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   36.680276][ T2071] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.680475][ T2071] FS:  00007f55788d6840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   36.680708][ T2071] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.680953][ T2071] CR2: 0000000031dc8988 CR3: 00000000126bf004 CR4: 0000000000771ef0
[   36.681155][ T2071] PKRU: 55555554
[   36.681254][ T2071] Call Trace:
[   36.681353][ T2071]  <TASK>
[   36.681422][ T2071]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.681555][ T2071]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.681656][ T2071]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.681787][ T2071]  __dev_notify_flags (net/core/dev.c:9787)
[   36.682012][ T2071]  ? netif_change_name (net/core/dev.c:1495)
[   36.682149][ T2071]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.682280][ T2071]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.682411][ T2071]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.682541][ T2071]  ? 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))
[   36.682674][ T2071]  netif_change_flags (net/core/dev.c:9820)
[   36.682806][ T2071]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.683003][ T2071]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.683136][ T2071]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.683273][ T2071]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.683437][ T2071]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.683567][ T2071]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.683700][ T2071]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.683829][ T2071]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.684007][ T2071]  ? __kernel_text_address (kernel/extable.c:79)
[   36.684144][ T2071]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.684278][ T2071]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.684408][ T2071]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.684541][ T2071]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.684671][ T2071]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.684801][ T2071]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.684937][ T2071]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.685071][ T2071]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.685208][ T2071]  ? __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)
[   36.685339][ T2071]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.685470][ T2071]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.685602][ T2071]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.685735][ T2071]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.685874][ T2071]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.686007][ T2071]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.686136][ T2071]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.686271][ T2071]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.686402][ T2071]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.686531][ T2071]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.686664][ T2071]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.686794][ T2071]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.686931][ T2071]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.687064][ T2071]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.687202][ T2071]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.687335][ T2071]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.687468][ T2071]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.687598][ T2071]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.687728][ T2071]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.687868][ T2071]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.688000][ T2071]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.688131][ T2071]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.688266][ T2071]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.688397][ T2071]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.688532][ T2071]  ? 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))
[   36.688662][ T2071]  ? 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))
[   36.688795][ T2071]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.688932][ T2071]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.689064][ T2071]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.689201][ T2071]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.689335][ T2071]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.689470][ T2071]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.689605][ T2071]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.689737][ T2071]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.689872][ T2071]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.690032][ T2071]  ? move_addr_to_kernel (net/socket.c:258)
[   36.690170][ T2071]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.690301][ T2071]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.690436][ T2071]  ___sys_sendmsg (net/socket.c:2752)
[   36.690572][ T2071]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.690744][ T2071]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.690890][ T2071]  __sys_sendmsg (net/socket.c:2784)
[   36.691020][ T2071]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.691155][ T2071]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.691320][ T2071]  ? 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)
[   36.691451][ T2071]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.691585][ T2071]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.691716][ T2071]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.691847][ T2071]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.691984][ T2071]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.692155][ T2071] RIP: 0033:0x7f5578b1008e
[   36.692294][ T2071] 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
[   36.692761][ T2071] RSP: 002b:00007ffd19bff6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.692967][ T2071] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5578b1008e
[   36.693168][ T2071] RDX: 0000000000000000 RSI: 00007ffd19bff780 RDI: 0000000000000005
[   36.693363][ T2071] RBP: 00007ffd19bff6e0 R08: 0000000000000000 R09: 0000000000000000
[   36.693563][ T2071] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   36.693761][ T2071] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd19bffe40
| [   36.835452][ T2086] ------------[ cut here ]------------
| [   36.835618][ T2086] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2086
| [   36.835940][ T2086] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.836518][ T2086] Tainted: [W]=WARN
[   36.836625][ T2086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.836804][ T2086] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.836993][ T2086] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.837489][ T2086] RSP: 0018:ffa00000052071b0 EFLAGS: 00010286
[   36.837663][ T2086] RAX: 00000000ffffffa6 RBX: ff1100000bbe3cc0 RCX: 1ff4000000a40dfc
[   36.837878][ T2086] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe3d70
[   36.838082][ T2086] RBP: ff1100000b0d9000 R08: 1fe220000177c7af R09: ff11000010d30b80
[   36.838288][ T2086] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   36.838492][ T2086] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   36.838695][ T2086] FS:  00007f89b23a5840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   36.838941][ T2086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.839111][ T2086] CR2: 00007f89b259e460 CR3: 0000000012d3b003 CR4: 0000000000771ef0
[   36.839319][ T2086] PKRU: 55555554
[   36.839421][ T2086] Call Trace:
[   36.839522][ T2086]  <TASK>
[   36.839592][ T2086]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.839730][ T2086]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.839837][ T2086]  __dev_notify_flags (net/core/dev.c:9787)
[   36.839977][ T2086]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   36.840115][ T2086]  ? netif_change_name (net/core/dev.c:1495)
[   36.840259][ T2086]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   36.840397][ T2086]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   36.840534][ T2086]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   36.840667][ T2086]  ? __dev_get_by_name (net/core/dev.c:883)
[   36.840804][ T2086]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   36.840949][ T2086]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   36.841087][ T2086]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.841225][ T2086]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.841359][ T2086]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.841495][ T2086]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.841629][ T2086]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.841762][ T2086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.841906][ T2086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.842040][ T2086]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.842178][ T2086]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.842311][ T2086]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.842444][ T2086]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.842578][ T2086]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.842715][ T2086]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.842847][ T2086]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.842987][ T2086]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.843121][ T2086]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.843256][ T2086]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.843393][ T2086]  ? 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))
[   36.843527][ T2086]  ? 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))
[   36.843663][ T2086]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.843796][ T2086]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.843935][ T2086]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.844070][ T2086]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.844210][ T2086]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.844345][ T2086]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.844483][ T2086]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.844617][ T2086]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.844751][ T2086]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.844922][ T2086]  ? move_addr_to_kernel (net/socket.c:258)
[   36.845058][ T2086]  ___sys_sendmsg (net/socket.c:2752)
[   36.845196][ T2086]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.845329][ T2086]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.845474][ T2086]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   36.845611][ T2086]  __sys_sendmsg (net/socket.c:2784)
[   36.845744][ T2086]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.845886][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.846021][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.846158][ T2086]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.846291][ T2086]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.846424][ T2086]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.846559][ T2086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.846726][ T2086] RIP: 0033:0x7f89b25df08e
[   36.846872][ T2086] 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
[   36.847352][ T2086] RSP: 002b:00007ffd3e0a5c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.847557][ T2086] RAX: ffffffffffffffda RBX: 00007ffd3e0a6428 RCX: 00007f89b25df08e
[   36.847755][ T2086] RDX: 0000000000000000 RSI: 00007ffd3e0a5d40 RDI: 0000000000000005
[   36.847961][ T2086] RBP: 00007ffd3e0a5ca0 R08: 0000000000000000 R09: 0000000000000000
[   36.848163][ T2086] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   36.848366][ T2086] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd3e0a6400
| [   36.879211][ T2087] ------------[ cut here ]------------
| [   36.879365][ T2087] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2087
| [   36.879636][ T2087] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   36.880209][ T2087] Tainted: [W]=WARN
[   36.880311][ T2087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.880483][ T2087] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   36.880659][ T2087] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   36.881146][ T2087] RSP: 0018:ffa0000005217020 EFLAGS: 00010286
[   36.881317][ T2087] RAX: 00000000ffffffa6 RBX: ff1100000bbe3840 RCX: 1ff4000000a42dca
[   36.881517][ T2087] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bbe38f0
[   36.881714][ T2087] RBP: ff1100000b0d9000 R08: 1fe220000177c71f R09: ff1100000c2e0b58
[   36.881921][ T2087] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   36.882119][ T2087] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   36.882321][ T2087] FS:  00007f7daf12e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   36.882559][ T2087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.882727][ T2087] CR2: 0000000039158988 CR3: 0000000011ae3005 CR4: 0000000000771ef0
[   36.882933][ T2087] PKRU: 55555554
[   36.883033][ T2087] Call Trace:
[   36.883133][ T2087]  <TASK>
[   36.883207][ T2087]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   36.883340][ T2087]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   36.883440][ T2087]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   36.883575][ T2087]  __dev_notify_flags (net/core/dev.c:9787)
[   36.883709][ T2087]  ? netif_change_name (net/core/dev.c:1495)
[   36.883844][ T2087]  ? __dev_change_flags (net/core/dev.c:9752)
[   36.883983][ T2087]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   36.884113][ T2087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.884247][ T2087]  ? 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))
[   36.884381][ T2087]  netif_change_flags (net/core/dev.c:9820)
[   36.884514][ T2087]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.884647][ T2087]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   36.884781][ T2087]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   36.885173][ T2087]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   36.885341][ T2087]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.885474][ T2087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.885605][ T2087]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.885737][ T2087]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.885876][ T2087]  ? __kernel_text_address (kernel/extable.c:79)
[   36.886010][ T2087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.886148][ T2087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.886279][ T2087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.886411][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.886542][ T2087]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   36.886673][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.886806][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.886940][ T2087]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   36.887073][ T2087]  ? __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)
[   36.887207][ T2087]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   36.887336][ T2087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   36.887469][ T2087]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   36.887601][ T2087]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   36.887737][ T2087]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   36.887877][ T2087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.888009][ T2087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.888141][ T2087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.888276][ T2087]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   36.888408][ T2087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.888542][ T2087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.888673][ T2087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.888806][ T2087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.888944][ T2087]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   36.889077][ T2087]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   36.889213][ T2087]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   36.889348][ T2087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.889481][ T2087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.889613][ T2087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.889748][ T2087]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   36.889887][ T2087]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   36.890020][ T2087]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   36.890155][ T2087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.890289][ T2087]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.890423][ T2087]  ? 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))
[   36.890555][ T2087]  ? 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))
[   36.890689][ T2087]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.890823][ T2087]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.890961][ T2087]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   36.891095][ T2087]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   36.891232][ T2087]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   36.891366][ T2087]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   36.891500][ T2087]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   36.891633][ T2087]  ? copy_msghdr_from_user (net/socket.c:2635)
[   36.891765][ T2087]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   36.891932][ T2087]  ? move_addr_to_kernel (net/socket.c:258)
[   36.892064][ T2087]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.892199][ T2087]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   36.892332][ T2087]  ___sys_sendmsg (net/socket.c:2752)
[   36.892462][ T2087]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   36.892627][ T2087]  ? copy_msghdr_from_user (net/socket.c:2603)
[   36.892771][ T2087]  __sys_sendmsg (net/socket.c:2784)
[   36.892909][ T2087]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   36.893039][ T2087]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   36.893209][ T2087]  ? 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)
[   36.893342][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   36.893476][ T2087]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   36.893610][ T2087]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   36.893743][ T2087]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   36.893878][ T2087]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.894041][ T2087] RIP: 0033:0x7f7daf36808e
[   36.894182][ T2087] 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
[   36.894649][ T2087] RSP: 002b:00007fff45441040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.894848][ T2087] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7daf36808e
[   36.895056][ T2087] RDX: 0000000000000000 RSI: 00007fff454410f0 RDI: 0000000000000005
[   36.895256][ T2087] RBP: 00007fff45441050 R08: 0000000000000000 R09: 0000000000000000
[   36.895452][ T2087] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   36.895650][ T2087] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff454417b0
| [   37.053080][ T2106] ------------[ cut here ]------------
| [   37.053267][ T2106] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2106
| [   37.053551][ T2106] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.054141][ T2106] Tainted: [W]=WARN
[   37.054255][ T2106] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.054440][ T2106] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.054629][ T2106] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.055161][ T2106] RSP: 0018:ffa00000052971b0 EFLAGS: 00010286
[   37.055347][ T2106] RAX: 00000000ffffffa6 RBX: ff11000005dc1b40 RCX: 1ff4000000a52dfc
[   37.055563][ T2106] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1bf0
[   37.055776][ T2106] RBP: ff11000008551000 R08: 1fe2200000bb837f R09: ff11000011a15180
[   37.055992][ T2106] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.056203][ T2106] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   37.056412][ T2106] FS:  00007f7bdf421840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   37.056660][ T2106] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.056837][ T2106] CR2: 00007f7bdf61a460 CR3: 000000000f4b7004 CR4: 0000000000771ef0
[   37.057051][ T2106] PKRU: 55555554
[   37.057161][ T2106] Call Trace:
[   37.057265][ T2106]  <TASK>
[   37.057338][ T2106]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.057480][ T2106]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.057585][ T2106]  __dev_notify_flags (net/core/dev.c:9787)
[   37.057723][ T2106]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   37.057868][ T2106]  ? netif_change_name (net/core/dev.c:1495)
[   37.058010][ T2106]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   37.058155][ T2106]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   37.058295][ T2106]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   37.058434][ T2106]  ? __dev_get_by_name (net/core/dev.c:883)
[   37.058572][ T2106]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   37.058716][ T2106]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   37.058858][ T2106]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.059004][ T2106]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.059148][ T2106]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.059285][ T2106]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.059421][ T2106]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.059557][ T2106]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.059696][ T2106]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.059836][ T2106]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.059976][ T2106]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.060113][ T2106]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.060254][ T2106]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.060391][ T2106]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.060532][ T2106]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.060672][ T2106]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.060815][ T2106]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.060957][ T2106]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.061097][ T2106]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.061243][ T2106]  ? 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))
[   37.061383][ T2106]  ? 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))
[   37.061525][ T2106]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.061664][ T2106]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.061801][ T2106]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.061945][ T2106]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.062084][ T2106]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.062227][ T2106]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.062368][ T2106]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.062505][ T2106]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.062642][ T2106]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.062813][ T2106]  ? move_addr_to_kernel (net/socket.c:258)
[   37.062961][ T2106]  ___sys_sendmsg (net/socket.c:2752)
[   37.063098][ T2106]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.063240][ T2106]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.063387][ T2106]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   37.063528][ T2106]  __sys_sendmsg (net/socket.c:2784)
[   37.063664][ T2106]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.063807][ T2106]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.063950][ T2106]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.064088][ T2106]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.064228][ T2106]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.064366][ T2106]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.064504][ T2106]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.064678][ T2106] RIP: 0033:0x7f7bdf65b08e
[   37.064825][ T2106] 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
[   37.065324][ T2106] RSP: 002b:00007ffef5519660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.065534][ T2106] RAX: ffffffffffffffda RBX: 00007ffef5519df8 RCX: 00007f7bdf65b08e
[   37.065740][ T2106] RDX: 0000000000000000 RSI: 00007ffef5519710 RDI: 0000000000000005
[   37.065952][ T2106] RBP: 00007ffef5519670 R08: 0000000000000000 R09: 0000000000000000
[   37.066160][ T2106] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   37.066369][ T2106] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef5519dd0
| [   37.088018][ T2107] ------------[ cut here ]------------
| [   37.088225][ T2107] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2107
| [   37.088553][ T2107] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.089228][ T2107] Tainted: [W]=WARN
[   37.089378][ T2107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.089597][ T2107] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.089827][ T2107] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.090367][ T2107] RSP: 0018:ffa00000052a7020 EFLAGS: 00010286
[   37.090587][ T2107] RAX: 00000000ffffffa6 RBX: ff1100000c086c40 RCX: 1ff4000000a54dca
[   37.090835][ T2107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086cf0
[   37.092078][ T2107] RBP: ff11000008551000 R08: 1fe2200001810d9f R09: ff11000012530b58
[   37.092463][ T2107] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   37.092818][ T2107] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.093178][ T2107] FS:  00007fb550e92840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   37.093546][ T2107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.093837][ T2107] CR2: 00007fb5511621a0 CR3: 000000000c28f004 CR4: 0000000000771ef0
[   37.094195][ T2107] PKRU: 55555554
[   37.094414][ T2107] Call Trace:
[   37.094561][ T2107]  <TASK>
[   37.094681][ T2107]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.094878][ T2107]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.095027][ T2107]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.095218][ T2107]  __dev_notify_flags (net/core/dev.c:9787)
[   37.095405][ T2107]  ? netif_change_name (net/core/dev.c:1495)
[   37.095618][ T2107]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.095799][ T2107]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.095994][ T2107]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.096183][ T2107]  ? 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))
[   37.096369][ T2107]  netif_change_flags (net/core/dev.c:9820)
[   37.096552][ T2107]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.096733][ T2107]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.096928][ T2107]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.097111][ T2107]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.097327][ T2107]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.097509][ T2107]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.097688][ T2107]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.097881][ T2107]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.098064][ T2107]  ? __kernel_text_address (kernel/extable.c:79)
[   37.098254][ T2107]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.098440][ T2107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.098622][ T2107]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.098805][ T2107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.099009][ T2107]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.099202][ T2107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.099388][ T2107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.099600][ T2107]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.099783][ T2107]  ? __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)
[   37.099989][ T2107]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.100180][ T2107]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.100410][ T2107]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.100597][ T2107]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.100777][ T2107]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.100974][ T2107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.101159][ T2107]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.101351][ T2107]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.101535][ T2107]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.101718][ T2107]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.101916][ T2107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.102097][ T2107]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.102286][ T2107]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.102468][ T2107]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.102650][ T2107]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.102836][ T2107]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.103033][ T2107]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.103223][ T2107]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.103407][ T2107]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.103593][ T2107]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.103774][ T2107]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.103974][ T2107]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.104168][ T2107]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.104362][ T2107]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.104548][ T2107]  ? 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))
[   37.104730][ T2107]  ? 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))
[   37.104941][ T2107]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.105127][ T2107]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.105317][ T2107]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.105504][ T2107]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.105688][ T2107]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.105882][ T2107]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.106068][ T2107]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.106257][ T2107]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.106440][ T2107]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.106654][ T2107]  ? move_addr_to_kernel (net/socket.c:258)
[   37.106839][ T2107]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.107034][ T2107]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.107226][ T2107]  ___sys_sendmsg (net/socket.c:2752)
[   37.107408][ T2107]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.107622][ T2107]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.107816][ T2107]  __sys_sendmsg (net/socket.c:2784)
[   37.108015][ T2107]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.108204][ T2107]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.108423][ T2107]  ? 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)
[   37.108691][ T2107]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.108974][ T2107]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.109163][ T2107]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.109346][ T2107]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.109535][ T2107]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.109751][ T2107] RIP: 0033:0x7fb5510cc08e
[   37.109949][ T2107] 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
[   37.110568][ T2107] RSP: 002b:00007ffdfc995330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.110924][ T2107] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb5510cc08e
[   37.111178][ T2107] RDX: 0000000000000000 RSI: 00007ffdfc9953e0 RDI: 0000000000000005
[   37.111426][ T2107] RBP: 00007ffdfc995340 R08: 0000000000000000 R09: 0000000000000000
[   37.111674][ T2107] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   37.111940][ T2107] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc995aa0
| [   37.291776][ T2130] ------------[ cut here ]------------
| [   37.291971][ T2130] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2130
| [   37.292261][ T2130] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.292833][ T2130] Tainted: [W]=WARN
[   37.292948][ T2130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.293129][ T2130] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.293318][ T2130] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.293811][ T2130] RSP: 0018:ffa00000053771b0 EFLAGS: 00010286
[   37.293994][ T2130] RAX: 00000000ffffffa6 RBX: ff1100001194fcc0 RCX: 1ff4000000a6edfc
[   37.294210][ T2130] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fd70
[   37.294416][ T2130] RBP: ff110000128ac000 R08: 1fe2200002329faf R09: ff1100000e802e80
[   37.294624][ T2130] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.294834][ T2130] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   37.295047][ T2130] FS:  00007fc763618840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   37.295301][ T2130] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.295476][ T2130] CR2: 00007fc76398d040 CR3: 0000000012d40001 CR4: 0000000000771ef0
[   37.295687][ T2130] PKRU: 55555554
[   37.295794][ T2130] Call Trace:
[   37.295906][ T2130]  <TASK>
[   37.295980][ T2130]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.296160][ T2130]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.296268][ T2130]  __dev_notify_flags (net/core/dev.c:9787)
[   37.296411][ T2130]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   37.296554][ T2130]  ? netif_change_name (net/core/dev.c:1495)
[   37.296699][ T2130]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   37.296841][ T2130]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   37.296987][ T2130]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   37.297125][ T2130]  ? __dev_get_by_name (net/core/dev.c:883)
[   37.297270][ T2130]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   37.297418][ T2130]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   37.297562][ T2130]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.297702][ T2130]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.297842][ T2130]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.297988][ T2130]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.298128][ T2130]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.298272][ T2130]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.298416][ T2130]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.298557][ T2130]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.298697][ T2130]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.298836][ T2130]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.298980][ T2130]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.299119][ T2130]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.299264][ T2130]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.299402][ T2130]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.299542][ T2130]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.299680][ T2130]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.299822][ T2130]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.299970][ T2130]  ? 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))
[   37.300109][ T2130]  ? 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))
[   37.300255][ T2130]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.300396][ T2130]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.300535][ T2130]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.300674][ T2130]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.300812][ T2130]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.300960][ T2130]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.301101][ T2130]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.301245][ T2130]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.301384][ T2130]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.301555][ T2130]  ? move_addr_to_kernel (net/socket.c:258)
[   37.301699][ T2130]  ___sys_sendmsg (net/socket.c:2752)
[   37.301836][ T2130]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.302035][ T2130]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.302192][ T2130]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   37.302334][ T2130]  __sys_sendmsg (net/socket.c:2784)
[   37.302472][ T2130]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.302616][ T2130]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.302756][ T2130]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.302954][ T2130]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.303095][ T2130]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.303238][ T2130]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.303378][ T2130]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.303552][ T2130] RIP: 0033:0x7fc76385208e
[   37.303698][ T2130] 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
[   37.304253][ T2130] RSP: 002b:00007ffec8f927a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.304464][ T2130] RAX: ffffffffffffffda RBX: 00007ffec8f92f38 RCX: 00007fc76385208e
[   37.304671][ T2130] RDX: 0000000000000000 RSI: 00007ffec8f92850 RDI: 0000000000000005
[   37.304933][ T2130] RBP: 00007ffec8f927b0 R08: 0000000000000000 R09: 0000000000000000
[   37.305140][ T2130] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   37.305354][ T2130] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec8f92f10
| [   37.331099][ T2131] ------------[ cut here ]------------
| [   37.331262][ T2131] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2131
| [   37.331534][ T2131] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.332211][ T2131] Tainted: [W]=WARN
[   37.332317][ T2131] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.332486][ T2131] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.332662][ T2131] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.333201][ T2131] RSP: 0018:ffa0000005387020 EFLAGS: 00010286
[   37.333372][ T2131] RAX: 00000000ffffffa6 RBX: ff1100000cc681c0 RCX: 1ff4000000a70dca
[   37.333576][ T2131] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68270
[   37.333777][ T2131] RBP: ff110000128ac000 R08: 1fe220000198d04f R09: ff1100000f265158
[   37.334036][ T2131] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   37.334243][ T2131] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.334499][ T2131] FS:  00007f74a6010840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   37.334738][ T2131] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.334964][ T2131] CR2: 00007f74a62e01a0 CR3: 0000000010f57004 CR4: 0000000000771ef0
[   37.335179][ T2131] PKRU: 55555554
[   37.335283][ T2131] Call Trace:
[   37.335386][ T2131]  <TASK>
[   37.335458][ T2131]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.335599][ T2131]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.335705][ T2131]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.335840][ T2131]  __dev_notify_flags (net/core/dev.c:9787)
[   37.336064][ T2131]  ? netif_change_name (net/core/dev.c:1495)
[   37.336205][ T2131]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.336339][ T2131]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.336470][ T2131]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.336603][ T2131]  ? 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))
[   37.336737][ T2131]  netif_change_flags (net/core/dev.c:9820)
[   37.336927][ T2131]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.337062][ T2131]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.337200][ T2131]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.337330][ T2131]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.337493][ T2131]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.337624][ T2131]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.337754][ T2131]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.337943][ T2131]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.338077][ T2131]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.338213][ T2131]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.338343][ T2131]  ? fred_exc_machine_check (./include/linux/unwind_deferred.h:50 (discriminator 1) ./include/linux/irq-entry-common.h:270 (discriminator 1) ./include/linux/irq-entry-common.h:317 (discriminator 1) arch/x86/kernel/cpu/mce/core.c:2137 (discriminator 1) arch/x86/kernel/cpu/mce/core.c:2179 (discriminator 1))
[   37.338477][ T2131]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4467 (discriminator 8))
[   37.338609][ T2131]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.338737][ T2131]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.338946][ T2131]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.339078][ T2131]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.339213][ T2131]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.339341][ T2131]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.339470][ T2131]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.339602][ T2131]  ? __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)
[   37.339730][ T2131]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.339861][ T2131]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.340078][ T2131]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.340216][ T2131]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.340350][ T2131]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.340480][ T2131]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.340610][ T2131]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.340738][ T2131]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.340947][ T2131]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.341076][ T2131]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.341215][ T2131]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.341345][ T2131]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.341476][ T2131]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.341607][ T2131]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.341738][ T2131]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.341948][ T2131]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.342081][ T2131]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.342217][ T2131]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.342348][ T2131]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.342480][ T2131]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.342610][ T2131]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.342745][ T2131]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.342902][ T2131]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.343033][ T2131]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.343173][ T2131]  ? 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))
[   37.343304][ T2131]  ? 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))
[   37.343437][ T2131]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.343569][ T2131]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.343699][ T2131]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.343831][ T2131]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.343970][ T2131]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.344103][ T2131]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.344243][ T2131]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.344374][ T2131]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.344506][ T2131]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.344669][ T2131]  ? move_addr_to_kernel (net/socket.c:258)
[   37.344800][ T2131]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.344939][ T2131]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.345072][ T2131]  ___sys_sendmsg (net/socket.c:2752)
[   37.345209][ T2131]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.345371][ T2131]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.345513][ T2131]  __sys_sendmsg (net/socket.c:2784)
[   37.345646][ T2131]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.345780][ T2131]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.345951][ T2131]  ? 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)
[   37.346084][ T2131]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.346219][ T2131]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.346352][ T2131]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.346485][ T2131]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.346617][ T2131]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.346780][ T2131] RIP: 0033:0x7f74a624a08e
[   37.346924][ T2131] 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
[   37.347400][ T2131] RSP: 002b:00007ffd634b2b10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.347598][ T2131] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f74a624a08e
[   37.347800][ T2131] RDX: 0000000000000000 RSI: 00007ffd634b2bc0 RDI: 0000000000000005
[   37.348003][ T2131] RBP: 00007ffd634b2b20 R08: 0000000000000000 R09: 0000000000000000
[   37.348202][ T2131] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   37.348399][ T2131] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd634b3280
| [   37.568893][ T2158] ------------[ cut here ]------------
| [   37.569126][ T2158] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2158
| [   37.569459][ T2158] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.570152][ T2158] Tainted: [W]=WARN
[   37.570308][ T2158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.570532][ T2158] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.570767][ T2158] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.571341][ T2158] RSP: 0018:ffa00000054871b0 EFLAGS: 00010286
[   37.571567][ T2158] RAX: 00000000ffffffa6 RBX: ff1100000f18f6c0 RCX: 1ff4000000a90dfc
[   37.571825][ T2158] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f770
[   37.572092][ T2158] RBP: ff1100000f4f9000 R08: 1fe2200001e31eef R09: ff1100000cb08b80
[   37.572360][ T2158] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   37.572618][ T2158] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   37.572885][ T2158] FS:  00007f1b77bef840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   37.573187][ T2158] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.573413][ T2158] CR2: 00007f1b77de8460 CR3: 000000000cfb7001 CR4: 0000000000771ef0
[   37.573669][ T2158] PKRU: 55555554
[   37.573823][ T2158] Call Trace:
[   37.573987][ T2158]  <TASK>
[   37.574112][ T2158]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.574309][ T2158]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.574470][ T2158]  __dev_notify_flags (net/core/dev.c:9787)
[   37.574658][ T2158]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   37.574853][ T2158]  ? netif_change_name (net/core/dev.c:1495)
[   37.575062][ T2158]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   37.575263][ T2158]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   37.575462][ T2158]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   37.575655][ T2158]  ? __dev_get_by_name (net/core/dev.c:883)
[   37.575848][ T2158]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   37.576061][ T2158]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   37.576259][ T2158]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.576447][ T2158]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.576635][ T2158]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.576822][ T2158]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.577019][ T2158]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.577213][ T2158]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.577404][ T2158]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.577590][ T2158]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.577775][ T2158]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.577976][ T2158]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.578174][ T2158]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.578360][ T2158]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.578549][ T2158]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.578734][ T2158]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.578937][ T2158]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.579123][ T2158]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.579317][ T2158]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.579507][ T2158]  ? 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))
[   37.579694][ T2158]  ? 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))
[   37.579897][ T2158]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.580084][ T2158]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.580277][ T2158]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.580467][ T2158]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.580656][ T2158]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.580844][ T2158]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.581048][ T2158]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.581245][ T2158]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.581431][ T2158]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.581649][ T2158]  ? move_addr_to_kernel (net/socket.c:258)
[   37.581841][ T2158]  ___sys_sendmsg (net/socket.c:2752)
[   37.582041][ T2158]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.582236][ T2158]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.582431][ T2158]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   37.582622][ T2158]  __sys_sendmsg (net/socket.c:2784)
[   37.582810][ T2158]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.583011][ T2158]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.583206][ T2158]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.583393][ T2158]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.583583][ T2158]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.583770][ T2158]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.583970][ T2158]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.584194][ T2158] RIP: 0033:0x7f1b77e2908e
[   37.584387][ T2158] 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
[   37.584936][ T2158] RSP: 002b:00007fff29a3c6b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.585201][ T2158] RAX: ffffffffffffffda RBX: 00007fff29a3ce48 RCX: 00007f1b77e2908e
[   37.585457][ T2158] RDX: 0000000000000000 RSI: 00007fff29a3c760 RDI: 0000000000000005
[   37.585708][ T2158] RBP: 00007fff29a3c6c0 R08: 0000000000000000 R09: 0000000000000000
[   37.585972][ T2158] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4a
[   37.586227][ T2158] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff29a3ce20
| [   37.626751][ T2160] ------------[ cut here ]------------
| [   37.626935][ T2160] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2160
| [   37.627217][ T2160] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.627794][ T2160] Tainted: [W]=WARN
[   37.628004][ T2160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.628187][ T2160] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.628370][ T2160] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.628934][ T2160] RSP: 0018:ffa0000005497020 EFLAGS: 00010286
[   37.629257][ T2160] RAX: 00000000ffffffa6 RBX: ff11000010f870c0 RCX: 1ff4000000a92dca
[   37.629480][ T2160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010f87170
[   37.629686][ T2160] RBP: ff1100000f4f9000 R08: 1fe22000021f0e2f R09: ff11000010d32e58
[   37.629967][ T2160] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   37.630179][ T2160] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.630384][ T2160] FS:  00007fe6555d4840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   37.630628][ T2160] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.630800][ T2160] CR2: 000000002a8c0988 CR3: 000000001261e003 CR4: 0000000000771ef0
[   37.631060][ T2160] PKRU: 55555554
[   37.631168][ T2160] Call Trace:
[   37.631272][ T2160]  <TASK>
[   37.631343][ T2160]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.631481][ T2160]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.631585][ T2160]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.631721][ T2160]  __dev_notify_flags (net/core/dev.c:9787)
[   37.631859][ T2160]  ? netif_change_name (net/core/dev.c:1495)
[   37.632083][ T2160]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.632222][ T2160]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.632354][ T2160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.632488][ T2160]  ? 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))
[   37.632625][ T2160]  netif_change_flags (net/core/dev.c:9820)
[   37.632760][ T2160]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.632953][ T2160]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.633091][ T2160]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.633229][ T2160]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.633397][ T2160]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.633532][ T2160]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.633668][ T2160]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.633802][ T2160]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.634024][ T2160]  ? __kernel_text_address (kernel/extable.c:79)
[   37.634164][ T2160]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.634300][ T2160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.634437][ T2160]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.634572][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.634706][ T2160]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.634839][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.635036][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.635176][ T2160]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.635311][ T2160]  ? __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)
[   37.635448][ T2160]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.635581][ T2160]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.635717][ T2160]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.635853][ T2160]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.635996][ T2160]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.636132][ T2160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.636268][ T2160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.636400][ T2160]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.636534][ T2160]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.636668][ T2160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.636806][ T2160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.636948][ T2160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.637085][ T2160]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.637224][ T2160]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.637361][ T2160]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.637496][ T2160]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.637630][ T2160]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.637763][ T2160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.637903][ T2160]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.638038][ T2160]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.638179][ T2160]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.638317][ T2160]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.638450][ T2160]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.638585][ T2160]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.638721][ T2160]  ? 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))
[   37.638854][ T2160]  ? 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))
[   37.638996][ T2160]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.639131][ T2160]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.639270][ T2160]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.639404][ T2160]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.639538][ T2160]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.639672][ T2160]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.639805][ T2160]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.639942][ T2160]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.640075][ T2160]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.640244][ T2160]  ? move_addr_to_kernel (net/socket.c:258)
[   37.640378][ T2160]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.640510][ T2160]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.640644][ T2160]  ___sys_sendmsg (net/socket.c:2752)
[   37.640779][ T2160]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.640954][ T2160]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.641101][ T2160]  __sys_sendmsg (net/socket.c:2784)
[   37.641239][ T2160]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.641372][ T2160]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.641542][ T2160]  ? 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)
[   37.641677][ T2160]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.641811][ T2160]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.641949][ T2160]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.642085][ T2160]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.642224][ T2160]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.642391][ T2160] RIP: 0033:0x7fe65580e08e
[   37.642533][ T2160] 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
[   37.643011][ T2160] RSP: 002b:00007ffe00eed530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.643219][ T2160] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe65580e08e
[   37.643421][ T2160] RDX: 0000000000000000 RSI: 00007ffe00eed5e0 RDI: 0000000000000005
[   37.643622][ T2160] RBP: 00007ffe00eed540 R08: 0000000000000000 R09: 0000000000000000
[   37.643821][ T2160] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   37.644027][ T2160] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe00eedca0
| [   37.862206][ T2185] ------------[ cut here ]------------
| [   37.862396][ T2185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2185
| [   37.862666][ T2185] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.863263][ T2185] Tainted: [W]=WARN
[   37.863365][ T2185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.863537][ T2185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.863713][ T2185] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.864364][ T2185] RSP: 0018:ffa00000055d71b0 EFLAGS: 00010286
[   37.864534][ T2185] RAX: 00000000ffffffa6 RBX: ff1100000f2c16c0 RCX: 1ff4000000abadfc
[   37.864736][ T2185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1770
[   37.864943][ T2185] RBP: ff110000089ec000 R08: 1fe2200001e582ef R09: ff11000011a12e80
[   37.865142][ T2185] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   37.865346][ T2185] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   37.865547][ T2185] FS:  00007f23fb9cb840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   37.865782][ T2185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.865960][ T2185] CR2: 0000000000445f00 CR3: 000000000eb61006 CR4: 0000000000771ef0
[   37.866165][ T2185] PKRU: 55555554
[   37.866266][ T2185] Call Trace:
[   37.866366][ T2185]  <TASK>
[   37.866436][ T2185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.866573][ T2185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.866677][ T2185]  __dev_notify_flags (net/core/dev.c:9787)
[   37.866815][ T2185]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   37.867559][ T2185]  ? netif_change_name (net/core/dev.c:1495)
[   37.867706][ T2185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   37.867841][ T2185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   37.867983][ T2185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   37.868117][ T2185]  ? __dev_get_by_name (net/core/dev.c:883)
[   37.868254][ T2185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   37.868403][ T2185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   37.868542][ T2185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.868675][ T2185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.868811][ T2185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.868961][ T2185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.869094][ T2185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.869231][ T2185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.869377][ T2185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.869512][ T2185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.869643][ T2185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.869778][ T2185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.869916][ T2185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.870058][ T2185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.870197][ T2185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.870329][ T2185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.870464][ T2185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.870600][ T2185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.870735][ T2185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.870886][ T2185]  ? 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))
[   37.871045][ T2185]  ? 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))
[   37.871187][ T2185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.871323][ T2185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.871458][ T2185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.871592][ T2185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.871727][ T2185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.871882][ T2185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.872020][ T2185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.872160][ T2185]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.872294][ T2185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.872460][ T2185]  ? move_addr_to_kernel (net/socket.c:258)
[   37.872600][ T2185]  ___sys_sendmsg (net/socket.c:2752)
[   37.872731][ T2185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.872900][ T2185]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.873043][ T2185]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   37.873185][ T2185]  __sys_sendmsg (net/socket.c:2784)
[   37.873319][ T2185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.873457][ T2185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.873592][ T2185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.873750][ T2185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.873892][ T2185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.874052][ T2185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.874193][ T2185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.874361][ T2185] RIP: 0033:0x7f23fbc0508e
[   37.874502][ T2185] 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
[   37.874983][ T2185] RSP: 002b:00007ffea9e4b860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.875192][ T2185] RAX: ffffffffffffffda RBX: 00007ffea9e4bff8 RCX: 00007f23fbc0508e
[   37.875420][ T2185] RDX: 0000000000000000 RSI: 00007ffea9e4b910 RDI: 0000000000000005
[   37.875621][ T2185] RBP: 00007ffea9e4b870 R08: 0000000000000000 R09: 0000000000000000
[   37.875821][ T2185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   37.876028][ T2185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea9e4bfd0
| [   37.907566][ T2186] ------------[ cut here ]------------
| [   37.907734][ T2186] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2186
| [   37.908004][ T2186] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   37.908575][ T2186] Tainted: [W]=WARN
[   37.908685][ T2186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.908854][ T2186] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   37.909533][ T2186] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   37.910003][ T2186] RSP: 0018:ffa0000005357020 EFLAGS: 00010286
[   37.910169][ T2186] RAX: 00000000ffffffa6 RBX: ff1100000f3fcac0 RCX: 1ff4000000a6adca
[   37.910365][ T2186] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fcb70
[   37.910561][ T2186] RBP: ff110000089ec000 R08: 1fe2200001e7f96f R09: ff1100000cc65158
[   37.910764][ T2186] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   37.910991][ T2186] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   37.911202][ T2186] FS:  00007fe78829d840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   37.911439][ T2186] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.911609][ T2186] CR2: 000000002aae5988 CR3: 0000000012d89003 CR4: 0000000000771ef0
[   37.911811][ T2186] PKRU: 55555554
[   37.911919][ T2186] Call Trace:
[   37.912020][ T2186]  <TASK>
[   37.912089][ T2186]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   37.912320][ T2186]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   37.912419][ T2186]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   37.912549][ T2186]  __dev_notify_flags (net/core/dev.c:9787)
[   37.912680][ T2186]  ? netif_change_name (net/core/dev.c:1495)
[   37.912831][ T2186]  ? __dev_change_flags (net/core/dev.c:9752)
[   37.912967][ T2186]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   37.913099][ T2186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.913236][ T2186]  ? 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))
[   37.913370][ T2186]  netif_change_flags (net/core/dev.c:9820)
[   37.913522][ T2186]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   37.913653][ T2186]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   37.913786][ T2186]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   37.913924][ T2186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   37.914088][ T2186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.914226][ T2186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.914378][ T2186]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.914513][ T2186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.914645][ T2186]  ? __kernel_text_address (kernel/extable.c:79)
[   37.914777][ T2186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.914913][ T2186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.915044][ T2186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.915180][ T2186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.915310][ T2186]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   37.915446][ T2186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.915584][ T2186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.915717][ T2186]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   37.915849][ T2186]  ? __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)
[   37.915986][ T2186]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   37.916117][ T2186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   37.916256][ T2186]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   37.916391][ T2186]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   37.916533][ T2186]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   37.916670][ T2186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.916802][ T2186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.916940][ T2186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.917070][ T2186]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   37.917205][ T2186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.917343][ T2186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.917478][ T2186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.917610][ T2186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.917775][ T2186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   37.917911][ T2186]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   37.918046][ T2186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   37.918185][ T2186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.918317][ T2186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.918450][ T2186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.918586][ T2186]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   37.918717][ T2186]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   37.919083][ T2186]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   37.919221][ T2186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.919352][ T2186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.919488][ T2186]  ? 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))
[   37.919619][ T2186]  ? 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))
[   37.919753][ T2186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.919891][ T2186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.920023][ T2186]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   37.920161][ T2186]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   37.920294][ T2186]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   37.920428][ T2186]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   37.920562][ T2186]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   37.920695][ T2186]  ? copy_msghdr_from_user (net/socket.c:2635)
[   37.920826][ T2186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   37.921009][ T2186]  ? move_addr_to_kernel (net/socket.c:258)
[   37.921148][ T2186]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.921285][ T2186]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   37.921419][ T2186]  ___sys_sendmsg (net/socket.c:2752)
[   37.921549][ T2186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   37.921712][ T2186]  ? copy_msghdr_from_user (net/socket.c:2603)
[   37.921859][ T2186]  __sys_sendmsg (net/socket.c:2784)
[   37.921996][ T2186]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   37.922126][ T2186]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   37.922300][ T2186]  ? 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)
[   37.922449][ T2186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   37.922582][ T2186]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   37.922714][ T2186]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   37.922846][ T2186]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   37.922993][ T2186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.923196][ T2186] RIP: 0033:0x7fe7884d708e
[   37.923335][ T2186] 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
[   37.923811][ T2186] RSP: 002b:00007fff43aa2210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.924118][ T2186] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe7884d708e
[   37.924503][ T2186] RDX: 0000000000000000 RSI: 00007fff43aa22c0 RDI: 0000000000000005
[   37.924702][ T2186] RBP: 00007fff43aa2220 R08: 0000000000000000 R09: 0000000000000000
[   37.924903][ T2186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   37.925102][ T2186] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff43aa2980
| [   38.126030][  T164] ------------[ cut here ]------------
| [   38.126337][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.126659][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.127503][  T164] Tainted: [W]=WARN
[   38.127631][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.127844][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.128105][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.128702][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   38.128918][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1cac0 RCX: 1ff40000000feebf
[   38.129168][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1cb70
[   38.129417][  T164] RBP: ff11000012842000 R08: 1fe220000136396f R09: ff1100000c015220
[   38.129657][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.129911][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   38.130160][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.130446][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.130652][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   38.130906][  T164] PKRU: 55555554
[   38.131028][  T164] Call Trace:
[   38.131158][  T164]  <TASK>
[   38.131246][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.131412][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.131536][  T164]  netif_close_many (net/core/dev.c:1804)
[   38.131698][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.131908][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   38.132072][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.132243][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.132407][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   38.132609][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   38.132809][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.133097][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.133262][  T164]  ? __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)
[   38.133425][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.133586][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.133785][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.133956][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.134116][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.134282][  T164]  ? 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)
[   38.134450][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.134612][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.134773][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.134945][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.135114][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.135286][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.135491][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.135692][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.135855][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.136025][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.136237][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.136403][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.136562][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.136723][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.136893][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.137016][  T164]  new_sync_write (fs/read_write.c:595)
[   38.137184][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.137348][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.137515][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.137676][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.137844][  T164]  vfs_write (fs/read_write.c:688)
[   38.137975][  T164]  ksys_write (fs/read_write.c:740)
[   38.138099][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.138265][  T164]  ? 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)
[   38.138429][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.138594][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.138754][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.138922][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.139086][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.139291][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.139461][  T164] 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
[   38.140041][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.140294][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.140539][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.140783][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.141032][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.141281][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.152507][  T164] ------------[ cut here ]------------
| [   38.152676][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.153013][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.153730][  T164] Tainted: [W]=WARN
[   38.153858][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.154072][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.154292][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.154884][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   38.155093][  T164] RAX: 00000000ffffffa6 RBX: ff11000010f86340 RCX: 1ff40000000fee81
[   38.155349][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010f863f0
[   38.155595][  T164] RBP: ff1100000c352000 R08: 1fe22000021f0c7f R09: ff1100000c0151f8
[   38.155845][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.156101][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24a000
[   38.156359][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.156650][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.156858][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   38.157113][  T164] PKRU: 55555554
[   38.157242][  T164] Call Trace:
[   38.157367][  T164]  <TASK>
[   38.157454][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.157622][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.157748][  T164]  netif_close_many (net/core/dev.c:1804)
[   38.158013][  T164]  ? 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)
[   38.158181][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   38.158347][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.158557][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.158768][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.159016][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.159229][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.159399][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.159608][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.159777][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.159954][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.160167][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.160370][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.160538][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.160706][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.160875][  T164]  ? 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)
[   38.161043][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.161215][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.161380][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.161549][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.161717][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.161890][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.162098][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.162311][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.162481][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.162647][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.162856][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.163030][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.163200][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.163366][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.163534][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.163662][  T164]  new_sync_write (fs/read_write.c:595)
[   38.163829][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.164004][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.164175][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.164340][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.164511][  T164]  vfs_write (fs/read_write.c:688)
[   38.164638][  T164]  ksys_write (fs/read_write.c:740)
[   38.164764][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.164936][  T164]  ? 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)
[   38.165101][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.165273][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.165437][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.165600][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.165767][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.165979][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.166156][  T164] 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
[   38.166737][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.166991][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.167244][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.167496][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.167743][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.167996][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.170824][  T164] ------------[ cut here ]------------
| [   38.171719][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.172060][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.172772][  T164] Tainted: [W]=WARN
[   38.172905][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.173112][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.173333][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.173922][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   38.174132][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194ef40 RCX: 1ff40000000fee81
[   38.174383][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194eff0
[   38.174631][  T164] RBP: ff1100000c24a000 R08: 1fe2200002329dff R09: ff1100000c0151f8
[   38.174885][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.175134][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92000
[   38.175388][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.175678][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.175894][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   38.176142][  T164] PKRU: 55555554
[   38.176271][  T164] Call Trace:
[   38.176397][  T164]  <TASK>
[   38.176481][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   38.176651][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.176817][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.176993][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.177123][  T164]  netif_close_many (net/core/dev.c:1804)
[   38.177295][  T164]  ? 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)
[   38.177462][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   38.177627][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.177835][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.178047][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.178226][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.178438][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.178608][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.178820][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.178998][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.179170][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.179382][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.179591][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.179757][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.179930][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.180097][  T164]  ? 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)
[   38.180271][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.180439][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.180604][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.180776][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.180951][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.181119][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.181334][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.181543][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.181722][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.181893][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.182104][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.182276][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.182441][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.182608][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.182775][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.182907][  T164]  new_sync_write (fs/read_write.c:595)
[   38.183075][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.183249][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.183418][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.183587][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.183758][  T164]  vfs_write (fs/read_write.c:688)
[   38.183893][  T164]  ksys_write (fs/read_write.c:740)
[   38.184020][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.184192][  T164]  ? 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)
[   38.184366][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.184536][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.184705][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.184878][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.185046][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.185260][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.185432][  T164] 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
[   38.186030][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.186286][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.186532][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.186779][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.187033][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.187284][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.199643][  T164] ------------[ cut here ]------------
| [   38.199824][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.200151][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.200846][  T164] Tainted: [W]=WARN
[   38.200977][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.201192][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.201407][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.202007][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   38.202221][  T164] RAX: 00000000ffffffa6 RBX: ff11000005dc16c0 RCX: 1ff40000000fee81
[   38.202467][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1770
[   38.202717][  T164] RBP: ff1100000cd92000 R08: 1fe2200000bb82ef R09: ff1100000c0151f8
[   38.202967][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.203220][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119ca000
[   38.203467][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.203760][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.203978][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   38.204231][  T164] PKRU: 55555554
[   38.204355][  T164] Call Trace:
[   38.204479][  T164]  <TASK>
[   38.204564][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   38.204728][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.204900][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.205068][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.205198][  T164]  netif_close_many (net/core/dev.c:1804)
[   38.205363][  T164]  ? 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)
[   38.205529][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   38.205697][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.205968][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.206177][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.206349][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.206558][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.206729][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.206943][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.207114][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.207286][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.207498][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.207703][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.207874][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.208040][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.208210][  T164]  ? 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)
[   38.208378][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.208542][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.208708][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.208883][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.209052][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.209225][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.209433][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.209640][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.209805][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.209977][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.210188][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.210354][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.210518][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.210684][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.210849][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.210980][  T164]  new_sync_write (fs/read_write.c:595)
[   38.211144][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.211317][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.211483][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.211647][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.211814][  T164]  vfs_write (fs/read_write.c:688)
[   38.211948][  T164]  ksys_write (fs/read_write.c:740)
[   38.212075][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.212244][  T164]  ? 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)
[   38.212408][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.212576][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.212741][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.212911][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.213077][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.213285][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.213455][  T164] 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
[   38.214044][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.214296][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.214540][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.214785][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.215038][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.215289][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.218314][  T164] ------------[ cut here ]------------
| [   38.218478][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.218803][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.219616][  T164] Tainted: [W]=WARN
[   38.219741][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.219955][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.220173][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.220756][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   38.220967][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c0867c0 RCX: 1ff40000000fee81
[   38.221216][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086870
[   38.221459][  T164] RBP: ff110000119ca000 R08: 1fe2200001810d0f R09: ff1100000c0151f8
[   38.221706][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.221955][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea72000
[   38.222204][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.222490][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.222698][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   38.222950][  T164] PKRU: 55555554
[   38.223073][  T164] Call Trace:
[   38.223200][  T164]  <TASK>
[   38.223285][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   38.223450][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.223615][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.223781][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.223913][  T164]  netif_close_many (net/core/dev.c:1804)
[   38.224078][  T164]  ? 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)
[   38.224246][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   38.224413][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.224622][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.224830][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.225004][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.225218][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.225385][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.225593][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.225790][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.225948][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.226136][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.226327][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.226476][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.226625][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.226786][  T164]  ? 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)
[   38.226955][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.227119][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.227287][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.227456][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.227624][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.227788][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.228000][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.228209][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.228373][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.228537][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.228744][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.228913][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.229076][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.229243][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.229405][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.229530][  T164]  new_sync_write (fs/read_write.c:595)
[   38.229697][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.229859][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.230082][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.230248][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.230416][  T164]  vfs_write (fs/read_write.c:688)
[   38.230541][  T164]  ksys_write (fs/read_write.c:740)
[   38.230667][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.230830][  T164]  ? 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)
[   38.231000][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.231171][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.231334][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.231497][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.231661][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.231870][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.232039][  T164] 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
[   38.232624][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.232875][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.233121][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.233369][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.233614][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.233858][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.236695][  T164] ------------[ cut here ]------------
| [   38.236854][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.237813][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.238587][  T164] Tainted: [W]=WARN
[   38.238700][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.238951][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.239145][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.239703][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   38.239959][  T164] RAX: 00000000ffffffa6 RBX: ff110000100ae4c0 RCX: 1ff40000000fee81
[   38.240186][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae570
[   38.240405][  T164] RBP: ff1100000ea72000 R08: 1fe2200002015caf R09: ff1100000c0151f8
[   38.240631][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   38.240852][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   38.241169][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.241457][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.241644][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   38.241927][  T164] PKRU: 55555554
[   38.242038][  T164] Call Trace:
[   38.242151][  T164]  <TASK>
[   38.242228][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   38.242376][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.242525][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   38.242672][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.242788][  T164]  netif_close_many (net/core/dev.c:1804)
[   38.242999][  T164]  ? 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)
[   38.243150][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   38.243298][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.243482][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.243664][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   38.243815][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.244089][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.244249][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.244435][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.244587][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.244737][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.245004][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.245192][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.245339][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.245487][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.245633][  T164]  ? 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)
[   38.245783][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.246004][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.246156][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.246306][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.246456][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.246604][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.246788][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.247038][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.247199][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.247346][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.247531][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.247681][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.247843][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.248054][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.248206][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.248317][  T164]  new_sync_write (fs/read_write.c:595)
[   38.248464][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.248636][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.248785][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.248996][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.249150][  T164]  vfs_write (fs/read_write.c:688)
[   38.249263][  T164]  ksys_write (fs/read_write.c:740)
[   38.249375][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.249521][  T164]  ? 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)
[   38.249668][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.249816][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.250029][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.250182][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.250330][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.250512][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.250665][  T164] 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
[   38.251300][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.251523][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.251743][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.252031][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.252255][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.252474][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.256369][  T164] ------------[ cut here ]------------
| [   38.256552][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   38.256841][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.257484][  T164] Tainted: [W]=WARN
[   38.257605][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.257784][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.257988][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.258513][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   38.258694][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f4050c0 RCX: 1ff40000000feea7
[   38.258913][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f405170
[   38.259126][  T164] RBP: ff1100000c352000 R08: 1fe2200001e80a2f R09: ff1100000c0151f8
[   38.259364][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   38.259583][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.259798][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   38.260055][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.260241][  T164] CR2: 00007f73391bc2a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   38.260479][  T164] PKRU: 55555554
[   38.260587][  T164] Call Trace:
[   38.260694][  T164]  <TASK>
[   38.260768][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.260966][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.261150][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.261301][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.261484][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.261653][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.261798][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.261985][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.262166][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.262308][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.262463][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.262612][  T164]  ? 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)
[   38.262756][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.262906][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.263049][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.263198][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.263364][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.263512][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.263696][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.263880][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.264024][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.264172][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.264360][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.264504][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.264648][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.264790][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.264939][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.265047][  T164]  new_sync_write (fs/read_write.c:595)
[   38.265194][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.265337][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.265502][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.265650][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.265796][  T164]  vfs_write (fs/read_write.c:688)
[   38.265914][  T164]  ksys_write (fs/read_write.c:740)
[   38.266022][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.266168][  T164]  ? 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)
[   38.266310][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.266454][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.266598][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.266739][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.266890][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.267069][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.267223][  T164] 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
[   38.267726][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.267946][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.268161][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.268373][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.268611][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.268823][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.272706][  T164] ------------[ cut here ]------------
| [   38.272935][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   38.273281][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.274034][  T164] Tainted: [W]=WARN
[   38.274196][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.274434][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.274670][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.275250][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   38.275492][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f405b40 RCX: 1ff40000000feea7
[   38.275753][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f405bf0
[   38.276033][  T164] RBP: ff1100000c24a000 R08: 1fe2200001e80b7f R09: ff1100000c0151f8
[   38.276298][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.276559][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.276833][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.277145][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.277385][  T164] CR2: 00007fc9686ad2a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   38.277650][  T164] PKRU: 55555554
[   38.277819][  T164] Call Trace:
[   38.277990][  T164]  <TASK>
[   38.278112][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.278384][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.278625][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.278823][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.279067][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.279271][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.279477][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.279705][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.279943][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.280153][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.280346][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.280539][  T164]  ? 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)
[   38.280766][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.280973][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.281182][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.281376][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.281572][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.281763][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.282008][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.282243][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.282447][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.282638][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.282878][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.283071][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.283295][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.283502][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.283722][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.283900][  T164]  new_sync_write (fs/read_write.c:595)
[   38.284109][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.284311][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.284508][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.284701][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.284911][  T164]  vfs_write (fs/read_write.c:688)
[   38.285084][  T164]  ksys_write (fs/read_write.c:740)
[   38.285255][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.285470][  T164]  ? 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)
[   38.285671][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.285879][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.286072][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.286269][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.286463][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.286701][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.286913][  T164] 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
[   38.287507][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.287776][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.288065][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.288336][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.288600][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.288877][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.292685][  T164] ------------[ cut here ]------------
| [   38.292900][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   38.293276][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.294640][  T164] Tainted: [W]=WARN
[   38.294825][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.295070][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.295316][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.295939][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   38.296179][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c3d53c0 RCX: 1ff40000000feea7
[   38.296442][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3d5470
[   38.296720][  T164] RBP: ff1100000cd92000 R08: 1fe220000187aa8f R09: ff1100000c0151f8
[   38.297000][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.297270][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.297547][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.297847][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.298091][  T164] CR2: 00007fc9686ad2a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   38.298427][  T164] PKRU: 55555554
[   38.298585][  T164] Call Trace:
[   38.298750][  T164]  <TASK>
[   38.298886][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.299119][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.299356][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.299565][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.299797][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.300010][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.300226][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.300468][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.300694][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.300911][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.301103][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.301312][  T164]  ? 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)
[   38.301509][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.301706][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.301913][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.302110][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.302315][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.302509][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.302751][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.303009][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.303215][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.303410][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.303641][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.303834][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.304066][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.304267][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.304471][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.304629][  T164]  new_sync_write (fs/read_write.c:595)
[   38.304827][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.305043][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.305257][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.305450][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.305652][  T164]  vfs_write (fs/read_write.c:688)
[   38.305812][  T164]  ksys_write (fs/read_write.c:740)
[   38.305984][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.306186][  T164]  ? 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)
[   38.306382][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.306577][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.306795][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.307001][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.307204][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.307443][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.307640][  T164] 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
[   38.308219][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.308495][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.308757][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.309046][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.309315][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.309577][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.313846][  T164] ------------[ cut here ]------------
| [   38.314066][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   38.314408][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.315883][  T164] Tainted: [W]=WARN
[   38.316042][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.316512][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.316994][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.317724][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   38.318086][  T164] RAX: 00000000ffffffa6 RBX: ff11000010f876c0 RCX: 1ff40000000feea7
[   38.318484][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010f87770
[   38.318751][  T164] RBP: ff110000119ca000 R08: 1fe22000021f0eef R09: ff1100000c0151f8
[   38.319115][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.319382][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.319644][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.320087][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.320329][  T164] CR2: 00007fc9686ad2a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   38.320592][  T164] PKRU: 55555554
[   38.320847][  T164] Call Trace:
[   38.321024][  T164]  <TASK>
[   38.321162][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.321409][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.321658][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.321980][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.322234][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.322442][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.322746][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.323002][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.323252][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.323457][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.323759][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.323979][  T164]  ? 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)
[   38.324195][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.324400][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.324706][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.324922][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.325142][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.325392][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.325738][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.325998][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.326211][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.326519][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.326765][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.326988][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.327202][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.327508][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.327712][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.327892][  T164]  new_sync_write (fs/read_write.c:595)
[   38.328098][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.328416][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.328622][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.328828][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.329052][  T164]  vfs_write (fs/read_write.c:688)
[   38.329229][  T164]  ksys_write (fs/read_write.c:740)
[   38.329496][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.329699][  T164]  ? 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)
[   38.329919][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.330128][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.330442][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.330639][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.330838][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.331183][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.331409][  T164] 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
[   38.331981][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.332263][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.332533][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.332915][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.333190][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.333466][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.338218][  T164] ------------[ cut here ]------------
| [   38.338424][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   38.339689][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.340584][  T164] Tainted: [W]=WARN
[   38.340801][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.341218][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.341535][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.342223][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   38.342534][  T164] RAX: 00000000ffffffa6 RBX: ff1100000eb78340 RCX: 1ff40000000feea7
[   38.342890][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb783f0
[   38.343238][  T164] RBP: ff1100000ea72000 R08: 1fe2200001d6f07f R09: ff1100000c0151f8
[   38.343584][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.343937][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.344287][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.344667][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.344980][  T164] CR2: 00007fc9686ad2a0 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   38.345330][  T164] PKRU: 55555554
[   38.345548][  T164] Call Trace:
[   38.345766][  T164]  <TASK>
[   38.345959][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.346254][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.346568][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   38.346822][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   38.347125][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   38.347386][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   38.347639][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   38.347938][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.348228][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.348480][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.348732][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.348998][  T164]  ? 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)
[   38.349258][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.349508][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.349758][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.350025][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.350374][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.350678][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.351073][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.351440][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.351762][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.352102][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.352386][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.352588][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.352792][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.353013][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.353227][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.353394][  T164]  new_sync_write (fs/read_write.c:595)
[   38.353602][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.353803][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.354022][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.354234][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.354446][  T164]  vfs_write (fs/read_write.c:688)
[   38.354618][  T164]  ksys_write (fs/read_write.c:740)
[   38.354785][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.355001][  T164]  ? 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)
[   38.355217][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.355420][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.355624][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.355826][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.356041][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.356287][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.356490][  T164] 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
[   38.357057][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.357327][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.357591][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.357851][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.358124][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.358418][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.363949][  T164] ------------[ cut here ]------------
| [   38.364096][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.364372][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.364969][  T164] Tainted: [W]=WARN
[   38.365073][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.365249][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.365427][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.365930][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   38.366103][  T164] RAX: 00000000ffffffa6 RBX: ff1100000eb796c0 RCX: 1ff40000000feeef
[   38.366310][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb79770
[   38.366516][  T164] RBP: ff11000012842000 R08: 1fe2200001d6f2ef R09: ff1100000c0151f8
[   38.366719][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.366931][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.367137][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.367381][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.367557][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   38.367760][  T164] PKRU: 55555554
[   38.367869][  T164] Call Trace:
[   38.367971][  T164]  <TASK>
[   38.368047][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.368224][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.368394][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   38.368530][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   38.368668][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.368804][  T164]  ? 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)
[   38.368947][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   38.369084][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.369225][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.369365][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   38.369504][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   38.369642][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   38.369817][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   38.369994][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   38.370133][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   38.370276][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   38.370447][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.370583][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.370720][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.370856][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.371001][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.371105][  T164]  new_sync_write (fs/read_write.c:595)
[   38.371248][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.371387][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.371529][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.371667][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.371809][  T164]  vfs_write (fs/read_write.c:688)
[   38.371923][  T164]  ksys_write (fs/read_write.c:740)
[   38.372030][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.372171][  T164]  ? 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)
[   38.372308][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.372450][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.372587][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.372726][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.372869][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.373039][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.373186][  T164] 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
[   38.373672][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.373882][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.374087][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.374294][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   38.374497][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.374700][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.414601][ T2212] ------------[ cut here ]------------
| [   38.414793][ T2212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2212
| [   38.415109][ T2212] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.415736][ T2212] Tainted: [W]=WARN
[   38.415902][ T2212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.416108][ T2212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.416328][ T2212] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.416823][ T2212] RSP: 0018:ffa00000056e7060 EFLAGS: 00010286
[   38.417042][ T2212] RAX: 00000000ffffffa6 RBX: ff1100000f3fd540 RCX: 1ff4000000adcdd2
[   38.417285][ T2212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fd5f0
[   38.417527][ T2212] RBP: ff1100000b0d9000 R08: 1fe2200001e7fabf R09: ff1100000b0f5158
[   38.417767][ T2212] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   38.418021][ T2212] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000056e7100
[   38.418268][ T2212] FS:  00007ff373799840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.418541][ T2212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.418750][ T2212] CR2: 0000000007c0c988 CR3: 0000000012734004 CR4: 0000000000771ef0
[   38.419099][ T2212] PKRU: 55555554
[   38.419311][ T2212] Call Trace:
[   38.419502][ T2212]  <TASK>
[   38.419663][ T2212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.419904][ T2212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.420110][ T2212]  netif_close_many (net/core/dev.c:1804)
[   38.420341][ T2212]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.420565][ T2212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.420824][ T2212]  ? __dev_close_many (net/core/dev.c:1781)
[   38.421095][ T2212]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.421373][ T2212]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.421660][ T2212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.421930][ T2212]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.422163][ T2212]  ? 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)
[   38.422334][ T2212]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.422509][ T2212]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.422713][ T2212]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.422897][ T2212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.423074][ T2212]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.423256][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.423430][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.423609][ T2212]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.423787][ T2212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.423978][ T2212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.424185][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.424358][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.424534][ T2212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.424707][ T2212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.424893][ T2212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.425070][ T2212]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.425258][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.425431][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.425607][ T2212]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.425783][ T2212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.425971][ T2212]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.426146][ T2212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.426330][ T2212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.426507][ T2212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.426683][ T2212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.426875][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.427048][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.427229][ T2212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.427403][ T2212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.427579][ T2212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.427757][ T2212]  ? 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))
[   38.427946][ T2212]  ? 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))
[   38.428123][ T2212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.428306][ T2212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.428482][ T2212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.428659][ T2212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.428834][ T2212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.429022][ T2212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.429208][ T2212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.429387][ T2212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.429560][ T2212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.429763][ T2212]  ? move_addr_to_kernel (net/socket.c:258)
[   38.429950][ T2212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.430125][ T2212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.430307][ T2212]  ___sys_sendmsg (net/socket.c:2752)
[   38.430481][ T2212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.430689][ T2212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.430888][ T2212]  __sys_sendmsg (net/socket.c:2784)
[   38.431064][ T2212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.431246][ T2212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.431457][ T2212]  ? 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)
[   38.431631][ T2212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.431808][ T2212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.431997][ T2212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.432177][ T2212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.432354][ T2212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.432557][ T2212] RIP: 0033:0x7ff3739d308e
[   38.432737][ T2212] 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
[   38.433253][ T2212] RSP: 002b:00007ffd52edc9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.433493][ T2212] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff3739d308e
[   38.433729][ T2212] RDX: 0000000000000000 RSI: 00007ffd52edca60 RDI: 0000000000000005
[   38.433975][ T2212] RBP: 00007ffd52edc9c0 R08: 0000000000000000 R09: 0000000000000000
[   38.434220][ T2212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   38.434455][ T2212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52edd120
| [   38.437524][ T2212] ------------[ cut here ]------------
| [   38.437661][ T2212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2212
| [   38.437926][ T2212] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.438442][ T2212] Tainted: [W]=WARN
[   38.438536][ T2212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.438691][ T2212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.438853][ T2212] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.439306][ T2212] RSP: 0018:ffa00000056e7190 EFLAGS: 00010286
[   38.439463][ T2212] RAX: 00000000ffffffa6 RBX: ff110000123b6640 RCX: 1ff4000000adcdf8
[   38.439648][ T2212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123b66f0
[   38.439835][ T2212] RBP: ff1100000b0d9000 R08: 1fe2200002476cdf R09: ff1100000b0f5158
[   38.440030][ T2212] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.440233][ T2212] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.440420][ T2212] FS:  00007ff373799840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.440640][ T2212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.440795][ T2212] CR2: 00005634b211dd5c CR3: 0000000012734003 CR4: 0000000000771ef0
[   38.440997][ T2212] PKRU: 55555554
[   38.441091][ T2212] Call Trace:
[   38.441189][ T2212]  <TASK>
[   38.441253][ T2212]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.441417][ T2212]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.441571][ T2212]  ? 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)
[   38.441704][ T2212]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.441829][ T2212]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.441991][ T2212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.442116][ T2212]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.442245][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.442369][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.442493][ T2212]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.442617][ T2212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.442744][ T2212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.442899][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.443023][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.443152][ T2212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.443281][ T2212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.443404][ T2212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.443526][ T2212]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.443653][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.443779][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.443907][ T2212]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.444030][ T2212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.444160][ T2212]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.444284][ T2212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.444418][ T2212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.444555][ T2212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.444678][ T2212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.444806][ T2212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.444934][ T2212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.445058][ T2212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.445187][ T2212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.445311][ T2212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.445438][ T2212]  ? 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))
[   38.445563][ T2212]  ? 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))
[   38.445689][ T2212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.445815][ T2212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.445946][ T2212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.446069][ T2212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.446197][ T2212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.446321][ T2212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.446445][ T2212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.446578][ T2212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.446703][ T2212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.446855][ T2212]  ? move_addr_to_kernel (net/socket.c:258)
[   38.447040][ T2212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.447169][ T2212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.447294][ T2212]  ___sys_sendmsg (net/socket.c:2752)
[   38.447415][ T2212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.447568][ T2212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.447705][ T2212]  __sys_sendmsg (net/socket.c:2784)
[   38.447829][ T2212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.448019][ T2212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.448182][ T2212]  ? 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)
[   38.448306][ T2212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.448429][ T2212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.448552][ T2212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.448678][ T2212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.448801][ T2212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.448959][ T2212] RIP: 0033:0x7ff3739d308e
[   38.449093][ T2212] 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
[   38.449535][ T2212] RSP: 002b:00007ffd52edc9b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.449720][ T2212] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff3739d308e
[   38.449906][ T2212] RDX: 0000000000000000 RSI: 00007ffd52edca60 RDI: 0000000000000005
[   38.450089][ T2212] RBP: 00007ffd52edc9c0 R08: 0000000000000000 R09: 0000000000000000
[   38.450286][ T2212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   38.450471][ T2212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd52edd120
| [   38.485292][ T2213] ------------[ cut here ]------------
| [   38.485482][ T2213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2213
| [   38.485781][ T2213] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.486999][ T2213] Tainted: [W]=WARN
[   38.487145][ T2213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.487359][ T2213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.487573][ T2213] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.488081][ T2213] RSP: 0018:ffa00000056f7060 EFLAGS: 00010286
[   38.488296][ T2213] RAX: 00000000ffffffa6 RBX: ff1100000c086040 RCX: 1ff4000000adedd2
[   38.488537][ T2213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0860f0
[   38.488775][ T2213] RBP: ff11000008551000 R08: 1fe2200001810c1f R09: ff1100000b0f2e58
[   38.489023][ T2213] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   38.489270][ T2213] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000056f7100
[   38.489510][ T2213] FS:  00007fb4aa941840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.489781][ T2213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.490004][ T2213] CR2: 00007fb4aac111a0 CR3: 0000000010ffb006 CR4: 0000000000771ef0
[   38.490251][ T2213] PKRU: 55555554
[   38.490393][ T2213] Call Trace:
[   38.490537][ T2213]  <TASK>
[   38.490650][ T2213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.490832][ T2213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.490989][ T2213]  netif_close_many (net/core/dev.c:1804)
[   38.491172][ T2213]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.491348][ T2213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.491525][ T2213]  ? __dev_close_many (net/core/dev.c:1781)
[   38.491701][ T2213]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.491923][ T2213]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.492131][ T2213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.492315][ T2213]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.492522][ T2213]  ? 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)
[   38.492697][ T2213]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.492886][ T2213]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.493095][ T2213]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.493279][ T2213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.493456][ T2213]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.493632][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.493807][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.493998][ T2213]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.494182][ T2213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.494356][ T2213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.494551][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.494726][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.494914][ T2213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.495089][ T2213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.495274][ T2213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.495451][ T2213]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.495629][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.495804][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.495993][ T2213]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.496194][ T2213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.496374][ T2213]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.496550][ T2213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.496727][ T2213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.496914][ T2213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.497090][ T2213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.497276][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.497451][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.497631][ T2213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.497808][ T2213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.498011][ T2213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.498200][ T2213]  ? 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))
[   38.498383][ T2213]  ? 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))
[   38.498563][ T2213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.498743][ T2213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.498941][ T2213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.499125][ T2213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.499313][ T2213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.499492][ T2213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.499671][ T2213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.499847][ T2213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.500036][ T2213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.500249][ T2213]  ? move_addr_to_kernel (net/socket.c:258)
[   38.500427][ T2213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.500622][ T2213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.500802][ T2213]  ___sys_sendmsg (net/socket.c:2752)
[   38.500990][ T2213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.501204][ T2213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.501392][ T2213]  __sys_sendmsg (net/socket.c:2784)
[   38.501568][ T2213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.501744][ T2213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.501969][ T2213]  ? 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)
[   38.502145][ T2213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.502332][ T2213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.502507][ T2213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.502681][ T2213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.502892][ T2213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.503108][ T2213] RIP: 0033:0x7fb4aab7b08e
[   38.503298][ T2213] 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
[   38.503809][ T2213] RSP: 002b:00007ffe7bb67100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.504062][ T2213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb4aab7b08e
[   38.504309][ T2213] RDX: 0000000000000000 RSI: 00007ffe7bb671b0 RDI: 0000000000000005
[   38.504545][ T2213] RBP: 00007ffe7bb67110 R08: 0000000000000000 R09: 0000000000000000
[   38.504782][ T2213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   38.505033][ T2213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7bb67870
| [   38.508205][ T2213] ------------[ cut here ]------------
| [   38.508388][ T2213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2213
| [   38.508677][ T2213] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.509314][ T2213] Tainted: [W]=WARN
[   38.509458][ T2213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.509669][ T2213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.509888][ T2213] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.510376][ T2213] RSP: 0018:ffa00000056f7190 EFLAGS: 00010286
[   38.510579][ T2213] RAX: 00000000ffffffa6 RBX: ff11000005dc1840 RCX: 1ff4000000adedf8
[   38.510809][ T2213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc18f0
[   38.511078][ T2213] RBP: ff11000008551000 R08: 1fe2200000bb831f R09: ff1100000b0f2e58
[   38.511321][ T2213] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   38.511560][ T2213] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.511826][ T2213] FS:  00007fb4aa941840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.512101][ T2213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.512313][ T2213] CR2: 00007fb4aac111a0 CR3: 0000000010ffb006 CR4: 0000000000771ef0
[   38.512552][ T2213] PKRU: 55555554
[   38.512697][ T2213] Call Trace:
[   38.512840][ T2213]  <TASK>
[   38.512967][ T2213]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.513184][ T2213]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.513389][ T2213]  ? 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)
[   38.513566][ T2213]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.513736][ T2213]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.513955][ T2213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.514130][ T2213]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.514314][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.514490][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.514662][ T2213]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.514839][ T2213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.515024][ T2213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.515226][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.515404][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.515576][ T2213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.515747][ T2213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.515932][ T2213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.516105][ T2213]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.516287][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.516464][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.516638][ T2213]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.516811][ T2213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.517003][ T2213]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.517189][ T2213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.517364][ T2213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.517535][ T2213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.517709][ T2213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.517902][ T2213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.518076][ T2213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.518259][ T2213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.518429][ T2213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.518603][ T2213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.518779][ T2213]  ? 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))
[   38.518963][ T2213]  ? 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))
[   38.519141][ T2213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.519331][ T2213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.519504][ T2213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.519675][ T2213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.519880][ T2213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.520051][ T2213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.520232][ T2213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.520403][ T2213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.520572][ T2213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.520774][ T2213]  ? move_addr_to_kernel (net/socket.c:258)
[   38.520964][ T2213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.521137][ T2213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.521317][ T2213]  ___sys_sendmsg (net/socket.c:2752)
[   38.521488][ T2213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.521689][ T2213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.521888][ T2213]  __sys_sendmsg (net/socket.c:2784)
[   38.522062][ T2213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.522241][ T2213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.522445][ T2213]  ? 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)
[   38.522616][ T2213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.522788][ T2213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.522972][ T2213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.523143][ T2213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.523325][ T2213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.523524][ T2213] RIP: 0033:0x7fb4aab7b08e
[   38.523699][ T2213] 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
[   38.524195][ T2213] RSP: 002b:00007ffe7bb67100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.524429][ T2213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb4aab7b08e
[   38.524659][ T2213] RDX: 0000000000000000 RSI: 00007ffe7bb671b0 RDI: 0000000000000005
[   38.524928][ T2213] RBP: 00007ffe7bb67110 R08: 0000000000000000 R09: 0000000000000000
[   38.525172][ T2213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   38.525411][ T2213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7bb67870
| [   38.587328][ T2214] ------------[ cut here ]------------
| [   38.587524][ T2214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2214
| [   38.587831][ T2214] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.589015][ T2214] Tainted: [W]=WARN
[   38.589221][ T2214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.589485][ T2214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.589757][ T2214] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.590326][ T2214] RSP: 0018:ffa0000005707060 EFLAGS: 00010286
[   38.590592][ T2214] RAX: 00000000ffffffa6 RBX: ff1100000f2c0940 RCX: 1ff4000000ae0dd2
[   38.590910][ T2214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c09f0
[   38.591208][ T2214] RBP: ff110000128ac000 R08: 1fe2200001e5813f R09: ff1100000c8b0b58
[   38.591498][ T2214] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   38.591788][ T2214] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005707100
[   38.592096][ T2214] FS:  00007f2a3ac09840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.592431][ T2214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.592694][ T2214] CR2: 000000003fc31988 CR3: 00000000125b5003 CR4: 0000000000771ef0
[   38.593236][ T2214] PKRU: 55555554
[   38.593435][ T2214] Call Trace:
[   38.593632][ T2214]  <TASK>
[   38.593799][ T2214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.594043][ T2214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.594250][ T2214]  netif_close_many (net/core/dev.c:1804)
[   38.594484][ T2214]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.594713][ T2214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.594956][ T2214]  ? __dev_close_many (net/core/dev.c:1781)
[   38.595192][ T2214]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.595454][ T2214]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.595716][ T2214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.595956][ T2214]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.596223][ T2214]  ? 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)
[   38.596454][ T2214]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.596683][ T2214]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.596955][ T2214]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.597192][ T2214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.597424][ T2214]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.597654][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.597851][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.598038][ T2214]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.598225][ T2214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.598400][ T2214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.598592][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.598767][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.598956][ T2214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.599132][ T2214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.599316][ T2214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.599493][ T2214]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.599670][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.599844][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.600034][ T2214]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.600218][ T2214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.600397][ T2214]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.600573][ T2214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.600747][ T2214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.600935][ T2214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.601110][ T2214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.601299][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.601474][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.601651][ T2214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.601825][ T2214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.602014][ T2214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.602201][ T2214]  ? 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))
[   38.602376][ T2214]  ? 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))
[   38.602554][ T2214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.602732][ T2214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.602919][ T2214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.603098][ T2214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.603284][ T2214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.603460][ T2214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.603638][ T2214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.603815][ T2214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.604002][ T2214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.604217][ T2214]  ? move_addr_to_kernel (net/socket.c:258)
[   38.604394][ T2214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.604570][ T2214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.604747][ T2214]  ___sys_sendmsg (net/socket.c:2752)
[   38.604934][ T2214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.605140][ T2214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.605333][ T2214]  __sys_sendmsg (net/socket.c:2784)
[   38.605509][ T2214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.605682][ T2214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.605904][ T2214]  ? 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)
[   38.606080][ T2214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.606261][ T2214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.606435][ T2214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.606609][ T2214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.606784][ T2214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.607002][ T2214] RIP: 0033:0x7f2a3ae4308e
[   38.607189][ T2214] 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
[   38.607682][ T2214] RSP: 002b:00007ffd91efcfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.607936][ T2214] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2a3ae4308e
[   38.608178][ T2214] RDX: 0000000000000000 RSI: 00007ffd91efd070 RDI: 0000000000000005
[   38.608414][ T2214] RBP: 00007ffd91efcfd0 R08: 0000000000000000 R09: 0000000000000000
[   38.608648][ T2214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   38.608895][ T2214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd91efd730
| [   38.611786][ T2214] ------------[ cut here ]------------
| [   38.611934][ T2214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2214
| [   38.612186][ T2214] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.612687][ T2214] Tainted: [W]=WARN
[   38.612780][ T2214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.612941][ T2214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.613104][ T2214] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.613542][ T2214] RSP: 0018:ffa0000005707190 EFLAGS: 00010286
[   38.613700][ T2214] RAX: 00000000ffffffa6 RBX: ff11000005dc0640 RCX: 1ff4000000ae0df8
[   38.613890][ T2214] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc06f0
[   38.614075][ T2214] RBP: ff110000128ac000 R08: 1fe2200000bb80df R09: ff1100000c8b0b58
[   38.614306][ T2214] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   38.614496][ T2214] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.614687][ T2214] FS:  00007f2a3ac09840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   38.614916][ T2214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.615076][ T2214] CR2: 00005634b211dd5c CR3: 00000000125b5002 CR4: 0000000000771ef0
[   38.615266][ T2214] PKRU: 55555554
[   38.615357][ T2214] Call Trace:
[   38.615447][ T2214]  <TASK>
[   38.615510][ T2214]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.615667][ T2214]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.615818][ T2214]  ? 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)
[   38.615945][ T2214]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.616067][ T2214]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.616225][ T2214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.616349][ T2214]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.616471][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.616593][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.616715][ T2214]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.616838][ T2214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.616966][ T2214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.617107][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.617234][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.617357][ T2214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.617479][ T2214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.617598][ T2214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.617719][ T2214]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.617843][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.617969][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.618090][ T2214]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.618216][ T2214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.618338][ T2214]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.618458][ T2214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.618580][ T2214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.618701][ T2214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.618824][ T2214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.618983][ T2214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.619104][ T2214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.619230][ T2214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.619350][ T2214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.619471][ T2214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.619595][ T2214]  ? 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))
[   38.619714][ T2214]  ? 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))
[   38.619840][ T2214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.619966][ T2214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.620088][ T2214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.620216][ T2214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.620339][ T2214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.620461][ T2214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.620584][ T2214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.620706][ T2214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.620826][ T2214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.620983][ T2214]  ? move_addr_to_kernel (net/socket.c:258)
[   38.621105][ T2214]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.621232][ T2214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.621364][ T2214]  ___sys_sendmsg (net/socket.c:2752)
[   38.621484][ T2214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.621637][ T2214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.621769][ T2214]  __sys_sendmsg (net/socket.c:2784)
[   38.621895][ T2214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.622016][ T2214]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.622173][ T2214]  ? 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)
[   38.622294][ T2214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.622416][ T2214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.622541][ T2214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.622661][ T2214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.622783][ T2214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.622937][ T2214] RIP: 0033:0x7f2a3ae4308e
[   38.623063][ T2214] 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
[   38.623511][ T2214] RSP: 002b:00007ffd91efcfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.623694][ T2214] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2a3ae4308e
[   38.623877][ T2214] RDX: 0000000000000000 RSI: 00007ffd91efd070 RDI: 0000000000000005
[   38.624057][ T2214] RBP: 00007ffd91efcfd0 R08: 0000000000000000 R09: 0000000000000000
[   38.624247][ T2214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4b
[   38.624427][ T2214] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd91efd730
| [   38.679923][ T2215] ------------[ cut here ]------------
| [   38.680082][ T2215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2215
| [   38.680338][ T2215] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.680858][ T2215] Tainted: [W]=WARN
[   38.680996][ T2215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.681159][ T2215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.681324][ T2215] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.681771][ T2215] RSP: 0018:ffa0000005707060 EFLAGS: 00010286
[   38.681940][ T2215] RAX: 00000000ffffffa6 RBX: ff1100000e85e7c0 RCX: 1ff4000000ae0dd2
[   38.682133][ T2215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e85e870
[   38.682324][ T2215] RBP: ff1100000f4f9000 R08: 1fe2200001d0bd0f R09: ff11000009fd5158
[   38.682513][ T2215] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   38.682701][ T2215] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005707100
[   38.682938][ T2215] FS:  00007f5fd25c0840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   38.683162][ T2215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.683322][ T2215] CR2: 00007f5fd28901a0 CR3: 0000000012c83004 CR4: 0000000000771ef0
[   38.683511][ T2215] PKRU: 55555554
[   38.683605][ T2215] Call Trace:
[   38.683700][ T2215]  <TASK>
[   38.683765][ T2215]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.683904][ T2215]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.684002][ T2215]  netif_close_many (net/core/dev.c:1804)
[   38.684132][ T2215]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.684260][ T2215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.684386][ T2215]  ? __dev_close_many (net/core/dev.c:1781)
[   38.684515][ T2215]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.684684][ T2215]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.684844][ T2215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.684976][ T2215]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.685132][ T2215]  ? 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)
[   38.685261][ T2215]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.685385][ T2215]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.685543][ T2215]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.685669][ T2215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.685797][ T2215]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.685929][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.686053][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.686183][ T2215]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.686308][ T2215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.686435][ T2215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.686577][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.686716][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.686841][ T2215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.686973][ T2215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.687098][ T2215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.687230][ T2215]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.687363][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.687488][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.687623][ T2215]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.687747][ T2215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.687878][ T2215]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.688003][ T2215]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.688128][ T2215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.688259][ T2215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.688384][ T2215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.688512][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.688646][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.688773][ T2215]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.688904][ T2215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.689030][ T2215]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.689162][ T2215]  ? 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))
[   38.689297][ T2215]  ? 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))
[   38.689425][ T2215]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.689550][ T2215]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.689675][ T2215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.689802][ T2215]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.689935][ T2215]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.690061][ T2215]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.690193][ T2215]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.690320][ T2215]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.690444][ T2215]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.690601][ T2215]  ? move_addr_to_kernel (net/socket.c:258)
[   38.690727][ T2215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.690852][ T2215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.690986][ T2215]  ___sys_sendmsg (net/socket.c:2752)
[   38.691111][ T2215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.691273][ T2215]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.691420][ T2215]  __sys_sendmsg (net/socket.c:2784)
[   38.691547][ T2215]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.691671][ T2215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.691831][ T2215]  ? 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)
[   38.691963][ T2215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.692091][ T2215]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.692221][ T2215]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.692346][ T2215]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.692482][ T2215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.692638][ T2215] RIP: 0033:0x7f5fd27fa08e
[   38.692782][ T2215] 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
[   38.693244][ T2215] RSP: 002b:00007ffe7e3958d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.693435][ T2215] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5fd27fa08e
[   38.693624][ T2215] RDX: 0000000000000000 RSI: 00007ffe7e395980 RDI: 0000000000000005
[   38.693813][ T2215] RBP: 00007ffe7e3958e0 R08: 0000000000000000 R09: 0000000000000000
[   38.694010][ T2215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   38.694203][ T2215] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7e396040
| [   38.702344][ T2215] ------------[ cut here ]------------
| [   38.702497][ T2215] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2215
| [   38.702737][ T2215] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.703265][ T2215] Tainted: [W]=WARN
[   38.703357][ T2215] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.703509][ T2215] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.703668][ T2215] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.704105][ T2215] RSP: 0018:ffa0000005707190 EFLAGS: 00010286
[   38.704263][ T2215] RAX: 00000000ffffffa6 RBX: ff1100000e85f840 RCX: 1ff4000000ae0df8
[   38.704458][ T2215] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e85f8f0
[   38.704672][ T2215] RBP: ff1100000f4f9000 R08: 1fe2200001d0bf1f R09: ff11000009fd5158
[   38.704854][ T2215] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   38.705040][ T2215] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.705228][ T2215] FS:  00007f5fd25c0840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   38.705631][ T2215] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.705784][ T2215] CR2: 00007f5fd28901a0 CR3: 0000000012c83004 CR4: 0000000000771ef0
[   38.705969][ T2215] PKRU: 55555554
[   38.706059][ T2215] Call Trace:
[   38.706154][ T2215]  <TASK>
[   38.706227][ T2215]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.706389][ T2215]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.706540][ T2215]  ? 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)
[   38.706660][ T2215]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.706780][ T2215]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.706936][ T2215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.707081][ T2215]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.707208][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.707330][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.707452][ T2215]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.707573][ T2215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.707693][ T2215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.707832][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.707984][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.708112][ T2215]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.708237][ T2215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.708361][ T2215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.708485][ T2215]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.708608][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.708728][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.708875][ T2215]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.708998][ T2215]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.709122][ T2215]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.709252][ T2215]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.709377][ T2215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.709498][ T2215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.709630][ T2215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.709763][ T2215]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.709889][ T2215]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.710013][ T2215]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.710167][ T2215]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.710289][ T2215]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.710416][ T2215]  ? 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))
[   38.710548][ T2215]  ? 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))
[   38.710672][ T2215]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.710794][ T2215]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.711380][ T2215]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.711525][ T2215]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.711648][ T2215]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.711771][ T2215]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.711944][ T2215]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.712138][ T2215]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.712272][ T2215]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.712422][ T2215]  ? move_addr_to_kernel (net/socket.c:258)
[   38.712545][ T2215]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.712666][ T2215]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.712812][ T2215]  ___sys_sendmsg (net/socket.c:2752)
[   38.713010][ T2215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.713186][ T2215]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.713319][ T2215]  __sys_sendmsg (net/socket.c:2784)
[   38.713441][ T2215]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.713561][ T2215]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.713715][ T2215]  ? 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)
[   38.713839][ T2215]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.714010][ T2215]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.714130][ T2215]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.714255][ T2215]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.714380][ T2215]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.714553][ T2215] RIP: 0033:0x7f5fd27fa08e
[   38.714681][ T2215] 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
[   38.715170][ T2215] RSP: 002b:00007ffe7e3958d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.715356][ T2215] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5fd27fa08e
[   38.715558][ T2215] RDX: 0000000000000000 RSI: 00007ffe7e395980 RDI: 0000000000000005
[   38.715739][ T2215] RBP: 00007ffe7e3958e0 R08: 0000000000000000 R09: 0000000000000000
[   38.715972][ T2215] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   38.716155][ T2215] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7e396040
| [   38.754039][ T2216] ------------[ cut here ]------------
| [   38.754229][ T2216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2216
| [   38.754528][ T2216] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.755137][ T2216] Tainted: [W]=WARN
[   38.755310][ T2216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.755516][ T2216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.755727][ T2216] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.756900][ T2216] RSP: 0018:ffa0000005707060 EFLAGS: 00010286
[   38.757172][ T2216] RAX: 00000000ffffffa6 RBX: ff1100000f18edc0 RCX: 1ff4000000ae0dd2
[   38.757472][ T2216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18ee70
[   38.757745][ T2216] RBP: ff110000089ec000 R08: 1fe2200001e31dcf R09: ff1100000cb08b58
[   38.757992][ T2216] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   38.758236][ T2216] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005707100
[   38.758484][ T2216] FS:  00007f71bbd71840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.758755][ T2216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.758978][ T2216] CR2: 00007f71bc0411a0 CR3: 00000000126b7001 CR4: 0000000000771ef0
[   38.759224][ T2216] PKRU: 55555554
[   38.759367][ T2216] Call Trace:
[   38.759513][ T2216]  <TASK>
[   38.759625][ T2216]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.759802][ T2216]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.759963][ T2216]  netif_close_many (net/core/dev.c:1804)
[   38.760138][ T2216]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.760319][ T2216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.760493][ T2216]  ? __dev_close_many (net/core/dev.c:1781)
[   38.760667][ T2216]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   38.760890][ T2216]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   38.761097][ T2216]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.761278][ T2216]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.761481][ T2216]  ? 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)
[   38.761655][ T2216]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.761826][ T2216]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.762039][ T2216]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   38.762240][ T2216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.762422][ T2216]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.762597][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.762769][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.762972][ T2216]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.763144][ T2216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.763324][ T2216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.763518][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.763690][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.763878][ T2216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.764051][ T2216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.764244][ T2216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.764420][ T2216]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.764595][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.764770][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.764957][ T2216]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.765132][ T2216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.765312][ T2216]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.765485][ T2216]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.765659][ T2216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.765831][ T2216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.766014][ T2216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.766199][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.766370][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.766544][ T2216]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.766714][ T2216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.766900][ T2216]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.767075][ T2216]  ? 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))
[   38.767254][ T2216]  ? 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))
[   38.767430][ T2216]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.767607][ T2216]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.767779][ T2216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.767969][ T2216]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.768142][ T2216]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.768323][ T2216]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.768499][ T2216]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.768671][ T2216]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.768845][ T2216]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.769059][ T2216]  ? move_addr_to_kernel (net/socket.c:258)
[   38.769242][ T2216]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.769415][ T2216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.769590][ T2216]  ___sys_sendmsg (net/socket.c:2752)
[   38.769761][ T2216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.769975][ T2216]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.770170][ T2216]  __sys_sendmsg (net/socket.c:2784)
[   38.770344][ T2216]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.770514][ T2216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.770721][ T2216]  ? 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)
[   38.770906][ T2216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.771079][ T2216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.771257][ T2216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.771429][ T2216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.771606][ T2216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.771807][ T2216] RIP: 0033:0x7f71bbfab08e
[   38.771997][ T2216] 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
[   38.772545][ T2216] RSP: 002b:00007ffc3465f2c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.772785][ T2216] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f71bbfab08e
[   38.773034][ T2216] RDX: 0000000000000000 RSI: 00007ffc3465f370 RDI: 0000000000000005
[   38.773276][ T2216] RBP: 00007ffc3465f2d0 R08: 0000000000000000 R09: 0000000000000000
[   38.773510][ T2216] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   38.773745][ T2216] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3465fa30
| [   38.776571][ T2216] ------------[ cut here ]------------
| [   38.776709][ T2216] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2216
| [   38.776964][ T2216] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.777469][ T2216] Tainted: [W]=WARN
[   38.777562][ T2216] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.777715][ T2216] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.777878][ T2216] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.778314][ T2216] RSP: 0018:ffa0000005707190 EFLAGS: 00010286
[   38.778470][ T2216] RAX: 00000000ffffffa6 RBX: ff11000005dc04c0 RCX: 1ff4000000ae0df8
[   38.778653][ T2216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0570
[   38.778836][ T2216] RBP: ff110000089ec000 R08: 1fe2200000bb80af R09: ff1100000cb08b58
[   38.779024][ T2216] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.779211][ T2216] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   38.779395][ T2216] FS:  00007f71bbd71840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.779608][ T2216] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.779762][ T2216] CR2: 00007fb4aabcc2a0 CR3: 00000000126b7002 CR4: 0000000000771ef0
[   38.779952][ T2216] PKRU: 55555554
[   38.780045][ T2216] Call Trace:
[   38.780136][ T2216]  <TASK>
[   38.780206][ T2216]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   38.780362][ T2216]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   38.780512][ T2216]  ? 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)
[   38.780633][ T2216]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.780754][ T2216]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   38.780910][ T2216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.781034][ T2216]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   38.781160][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.781282][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.781404][ T2216]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.781526][ T2216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.781647][ T2216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.781788][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.781919][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.782042][ T2216]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.782171][ T2216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.782292][ T2216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.782415][ T2216]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   38.782540][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.782661][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.782782][ T2216]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.782913][ T2216]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.783038][ T2216]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   38.783169][ T2216]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.783290][ T2216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.783413][ T2216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.783534][ T2216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.783658][ T2216]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.783781][ T2216]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.783909][ T2216]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.784032][ T2216]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.784160][ T2216]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.784287][ T2216]  ? 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))
[   38.784410][ T2216]  ? 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))
[   38.784534][ T2216]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.784657][ T2216]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.784781][ T2216]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.784908][ T2216]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.785031][ T2216]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.785159][ T2216]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.785283][ T2216]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.785404][ T2216]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.785528][ T2216]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.785678][ T2216]  ? move_addr_to_kernel (net/socket.c:258)
[   38.785810][ T2216]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.785940][ T2216]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.786064][ T2216]  ___sys_sendmsg (net/socket.c:2752)
[   38.786190][ T2216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.786339][ T2216]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.786473][ T2216]  __sys_sendmsg (net/socket.c:2784)
[   38.786597][ T2216]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.786718][ T2216]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.786878][ T2216]  ? 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)
[   38.787002][ T2216]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.787125][ T2216]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.787256][ T2216]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.787382][ T2216]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.787506][ T2216]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.787658][ T2216] RIP: 0033:0x7f71bbfab08e
[   38.787785][ T2216] 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
[   38.788226][ T2216] RSP: 002b:00007ffc3465f2c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.788410][ T2216] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f71bbfab08e
[   38.788592][ T2216] RDX: 0000000000000000 RSI: 00007ffc3465f370 RDI: 0000000000000005
[   38.788775][ T2216] RBP: 00007ffc3465f2d0 R08: 0000000000000000 R09: 0000000000000000
[   38.788962][ T2216] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   38.789142][ T2216] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc3465fa30
| [   38.818851][  T164] ------------[ cut here ]------------
| [   38.819987][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   38.820289][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.821027][  T164] Tainted: [W]=WARN
[   38.821259][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.821448][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.821632][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.822263][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   38.822446][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c9644c0 RCX: 1ff40000000feed1
[   38.822662][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964570
[   38.822989][  T164] RBP: ff1100001284a000 R08: 1fe220000192c8af R09: ff1100000c0151f8
[   38.823207][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   38.823422][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001284a000
[   38.823637][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.824008][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.824196][  T164] CR2: 00005634b211e040 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   38.824412][  T164] PKRU: 55555554
[   38.824520][  T164] Call Trace:
[   38.824628][  T164]  <TASK>
[   38.824703][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.824849][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.825074][  T164]  register_netdevice (net/core/dev.c:11488)
[   38.825226][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   38.825406][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   38.825553][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   38.825737][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   38.825998][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   38.826180][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   38.826364][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.826513][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   38.826656][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   38.826837][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   38.827097][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   38.827284][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   38.827428][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   38.827572][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   38.827716][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   38.827825][  T164]  new_sync_write (fs/read_write.c:595)
[   38.828082][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.828229][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   38.828371][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.828513][  T164]  ? ksys_write (fs/read_write.c:740)
[   38.828659][  T164]  vfs_write (fs/read_write.c:688)
[   38.828769][  T164]  ksys_write (fs/read_write.c:740)
[   38.828991][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   38.829132][  T164]  ? 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)
[   38.829280][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.829424][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.829565][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.829706][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.829848][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.830108][  T164] RIP: 0033:0x7f4f5d5d508e
[   38.830263][  T164] 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
[   38.830763][  T164] RSP: 002b:00007ffc17315b90 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   38.831078][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   38.831296][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   38.831505][  T164] RBP: 00007ffc17315ba0 R08: 0000000000000000 R09: 0000000000000000
[   38.831716][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   38.832028][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   38.944635][ T2222] ------------[ cut here ]------------
| [   38.944819][ T2222] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2222
| [   38.945096][ T2222] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.945643][ T2222] Tainted: [W]=WARN
[   38.945745][ T2222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.945917][ T2222] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.946115][ T2222] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.946608][ T2222] RSP: 0018:ffa0000005717020 EFLAGS: 00010286
[   38.946778][ T2222] RAX: 00000000ffffffa6 RBX: ff1100000eb593c0 RCX: 1ff4000000ae2dca
[   38.946980][ T2222] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb59470
[   38.947209][ T2222] RBP: ff1100001284a000 R08: 1fe2200001d6b28f R09: ff1100000cc60b80
[   38.947407][ T2222] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   38.947605][ T2222] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   38.947803][ T2222] FS:  00007fd63a94c840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   38.948067][ T2222] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.948274][ T2222] CR2: 0000000000993988 CR3: 000000000f234004 CR4: 0000000000771ef0
[   38.948476][ T2222] PKRU: 55555554
[   38.948576][ T2222] Call Trace:
[   38.948673][ T2222]  <TASK>
[   38.948741][ T2222]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   38.948877][ T2222]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   38.949008][ T2222]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   38.949108][ T2222]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   38.949244][ T2222]  __dev_notify_flags (net/core/dev.c:9787)
[   38.949375][ T2222]  ? netif_change_name (net/core/dev.c:1495)
[   38.949506][ T2222]  ? __dev_change_flags (net/core/dev.c:9752)
[   38.949651][ T2222]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   38.949782][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.949921][ T2222]  ? 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))
[   38.950059][ T2222]  netif_change_flags (net/core/dev.c:9820)
[   38.950196][ T2222]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   38.950330][ T2222]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   38.950512][ T2222]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   38.950681][ T2222]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.950812][ T2222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.951039][ T2222]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.951196][ T2222]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.951357][ T2222]  ? __kernel_text_address (kernel/extable.c:79)
[   38.951492][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.951624][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.951754][ T2222]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.951953][ T2222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.952096][ T2222]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   38.952238][ T2222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.952370][ T2222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.952503][ T2222]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   38.952637][ T2222]  ? __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)
[   38.952772][ T2222]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   38.952931][ T2222]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   38.953092][ T2222]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   38.953233][ T2222]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   38.953392][ T2222]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   38.953524][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.953654][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.953786][ T2222]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.953922][ T2222]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   38.954052][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.954191][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.954322][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.954454][ T2222]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.954587][ T2222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   38.954739][ T2222]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   38.954881][ T2222]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   38.955013][ T2222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.955145][ T2222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.955284][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.955421][ T2222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   38.955553][ T2222]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   38.955705][ T2222]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   38.955841][ T2222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.955979][ T2222]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.956116][ T2222]  ? 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))
[   38.956249][ T2222]  ? 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))
[   38.956381][ T2222]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.956538][ T2222]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.956670][ T2222]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   38.956805][ T2222]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   38.956944][ T2222]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   38.957075][ T2222]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   38.957212][ T2222]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   38.957368][ T2222]  ? copy_msghdr_from_user (net/socket.c:2635)
[   38.957509][ T2222]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   38.957669][ T2222]  ? move_addr_to_kernel (net/socket.c:258)
[   38.957798][ T2222]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.957937][ T2222]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   38.958070][ T2222]  ___sys_sendmsg (net/socket.c:2752)
[   38.958205][ T2222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   38.958384][ T2222]  ? copy_msghdr_from_user (net/socket.c:2603)
[   38.958535][ T2222]  __sys_sendmsg (net/socket.c:2784)
[   38.958667][ T2222]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   38.958796][ T2222]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   38.958969][ T2222]  ? 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)
[   38.959102][ T2222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.959238][ T2222]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   38.959367][ T2222]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   38.959500][ T2222]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   38.959630][ T2222]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.959823][ T2222] RIP: 0033:0x7fd63ab8608e
[   38.959969][ T2222] 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
[   38.960445][ T2222] RSP: 002b:00007ffdf914bd30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.960652][ T2222] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd63ab8608e
[   38.960856][ T2222] RDX: 0000000000000000 RSI: 00007ffdf914bde0 RDI: 0000000000000005
[   38.961057][ T2222] RBP: 00007ffdf914bd40 R08: 0000000000000000 R09: 0000000000000000
[   38.961258][ T2222] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   38.961478][ T2222] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf914c4a0
| [   38.991973][ T2225] ------------[ cut here ]------------
| [   38.992199][ T2225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2225
| [   38.992536][ T2225] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   38.993272][ T2225] Tainted: [W]=WARN
[   38.993425][ T2225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.993656][ T2225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   38.993902][ T2225] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   38.994452][ T2225] RSP: 0018:ffa00000054d6f70 EFLAGS: 00010286
[   38.994678][ T2225] RAX: 00000000ffffffa6 RBX: ff1100000c9659c0 RCX: 1ff4000000a9adb4
[   38.994948][ T2225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965a70
[   38.995212][ T2225] RBP: ff1100001284a000 R08: 1fe220000192cb4f R09: ff11000010e45180
[   38.995467][ T2225] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   38.995746][ T2225] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   38.996020][ T2225] FS:  00007fb19dadd840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   38.996321][ T2225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.996546][ T2225] CR2: 00000000225bca28 CR3: 000000001269f002 CR4: 0000000000771ef0
[   38.996804][ T2225] PKRU: 55555554
[   38.996979][ T2225] Call Trace:
[   38.997131][ T2225]  <TASK>
[   38.997260][ T2225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   38.997449][ T2225]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   38.997650][ T2225]  notifier_call_chain (kernel/notifier.c:85)
[   38.997842][ T2225]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   38.998045][ T2225]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   38.998279][ T2225]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   38.998473][ T2225]  netdev_upper_dev_link (net/core/dev.c:8972)
[   38.998663][ T2225]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   38.998856][ T2225] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   38.999077][ T2225]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   38.999288][ T2225] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   38.999484][ T2225]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   38.999677][ T2225]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   38.999879][ T2225]  ? nla_strscpy (lib/nlattr.c:795)
[   39.000069][ T2225]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.000273][ T2225]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.000463][ T2225]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.000652][ T2225]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.000848][ T2225]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.001074][ T2225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.001274][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.001463][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.001674][ T2225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.001897][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.002092][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.002296][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.002488][ T2225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.002677][ T2225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.002879][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.003071][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.003270][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.003461][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.003651][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.003844][ T2225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.004048][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.004250][ T2225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.004443][ T2225]  ? 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))
[   39.004632][ T2225]  ? 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))
[   39.004824][ T2225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.005024][ T2225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.005219][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.005410][ T2225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.005602][ T2225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.005792][ T2225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.005998][ T2225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.006195][ T2225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.006387][ T2225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.006609][ T2225]  ? move_addr_to_kernel (net/socket.c:258)
[   39.006805][ T2225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.007008][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.007207][ T2225]  ___sys_sendmsg (net/socket.c:2752)
[   39.007394][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.007618][ T2225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.007819][ T2225]  __sys_sendmsg (net/socket.c:2784)
[   39.008021][ T2225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.008217][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.008444][ T2225]  ? 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)
[   39.008635][ T2225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.008823][ T2225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.009036][ T2225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.009264][ T2225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.009464][ T2225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.009688][ T2225] RIP: 0033:0x7fb19dd1708e
[   39.009892][ T2225] 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
[   39.010466][ T2225] RSP: 002b:00007ffcbb9af6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.010727][ T2225] RAX: ffffffffffffffda RBX: 00007ffcbb9afe38 RCX: 00007fb19dd1708e
[   39.011003][ T2225] RDX: 0000000000000000 RSI: 00007ffcbb9af750 RDI: 0000000000000005
[   39.011265][ T2225] RBP: 00007ffcbb9af6b0 R08: 0000000000000000 R09: 0000000000000000
[   39.011547][ T2225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.011802][ T2225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbb9afe10
| [   39.013940][ T2225] ------------[ cut here ]------------
| [   39.014145][ T2225] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2225
| [   39.014479][ T2225] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.015857][ T2225] Tainted: [W]=WARN
[   39.016052][ T2225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.016285][ T2225] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.016540][ T2225] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.017097][ T2225] RSP: 0018:ffa00000054d6fd0 EFLAGS: 00010286
[   39.017332][ T2225] RAX: 00000000ffffffa6 RBX: ff1100000c964f40 RCX: 1ff4000000a9adc0
[   39.017588][ T2225] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964ff0
[   39.017842][ T2225] RBP: ff1100000cc12000 R08: 1fe220000192c9ff R09: ff11000010e45180
[   39.018107][ T2225] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   39.018397][ T2225] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   39.018659][ T2225] FS:  00007fb19dadd840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   39.018965][ T2225] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.019195][ T2225] CR2: 00000000225bca28 CR3: 000000001269f002 CR4: 0000000000771ef0
[   39.019452][ T2225] PKRU: 55555554
[   39.019605][ T2225] Call Trace:
[   39.019758][ T2225]  <TASK>
[   39.019893][ T2225]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.020084][ T2225]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.020246][ T2225]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.020432][ T2225]  __dev_notify_flags (net/core/dev.c:9787)
[   39.020620][ T2225]  ? netif_change_name (net/core/dev.c:1495)
[   39.020808][ T2225]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.021009][ T2225]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   39.021207][ T2225]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   39.021397][ T2225] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   39.021591][ T2225]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.021783][ T2225] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.021986][ T2225]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.022183][ T2225]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.022400][ T2225]  ? nla_strscpy (lib/nlattr.c:795)
[   39.022596][ T2225]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.022792][ T2225]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.022989][ T2225]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.023184][ T2225]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.023381][ T2225]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.023574][ T2225]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.023777][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.023982][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.024176][ T2225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.024362][ T2225]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.024551][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.024743][ T2225]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.024945][ T2225]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.025132][ T2225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.025328][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.025520][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.025707][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.025909][ T2225]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.026096][ T2225]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.026314][ T2225]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.026506][ T2225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.026695][ T2225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.026900][ T2225]  ? 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))
[   39.027090][ T2225]  ? 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))
[   39.027287][ T2225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.027476][ T2225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.027668][ T2225]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.027894][ T2225]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.028083][ T2225]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.028282][ T2225]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.028486][ T2225]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.028677][ T2225]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.028877][ T2225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.029097][ T2225]  ? move_addr_to_kernel (net/socket.c:258)
[   39.029293][ T2225]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.029479][ T2225]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.029667][ T2225]  ___sys_sendmsg (net/socket.c:2752)
[   39.029855][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.030101][ T2225]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.030310][ T2225]  __sys_sendmsg (net/socket.c:2784)
[   39.030499][ T2225]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.030733][ T2225]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.030975][ T2225]  ? 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)
[   39.031168][ T2225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.031359][ T2225]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.031579][ T2225]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.031781][ T2225]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.031982][ T2225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.032231][ T2225] RIP: 0033:0x7fb19dd1708e
[   39.032423][ T2225] 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
[   39.032974][ T2225] RSP: 002b:00007ffcbb9af6a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.033238][ T2225] RAX: ffffffffffffffda RBX: 00007ffcbb9afe38 RCX: 00007fb19dd1708e
[   39.033493][ T2225] RDX: 0000000000000000 RSI: 00007ffcbb9af750 RDI: 0000000000000005
[   39.033748][ T2225] RBP: 00007ffcbb9af6b0 R08: 0000000000000000 R09: 0000000000000000
[   39.034017][ T2225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.034281][ T2225] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcbb9afe10
| [   39.080937][ T2227] ------------[ cut here ]------------
| [   39.081106][ T2227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2227
| [   39.081401][ T2227] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.082608][ T2227] Tainted: [W]=WARN
[   39.082719][ T2227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.083133][ T2227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.083316][ T2227] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.083837][ T2227] RSP: 0018:ffa0000005737020 EFLAGS: 00010286
[   39.084028][ T2227] RAX: 00000000ffffffa6 RBX: ff11000010f86f40 RCX: 1ff4000000ae6dca
[   39.084255][ T2227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010f86ff0
[   39.084474][ T2227] RBP: ff1100000cc12000 R08: 1fe22000021f0dff R09: ff11000010e42e58
[   39.084694][ T2227] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   39.084918][ T2227] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.085145][ T2227] FS:  00007f868b373840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   39.085407][ T2227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.085591][ T2227] CR2: 0000000024547988 CR3: 0000000012c25003 CR4: 0000000000771ef0
[   39.085813][ T2227] PKRU: 55555554
[   39.085925][ T2227] Call Trace:
[   39.086036][ T2227]  <TASK>
[   39.086113][ T2227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.086283][ T2227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.086397][ T2227]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.086543][ T2227]  __dev_notify_flags (net/core/dev.c:9787)
[   39.086693][ T2227]  ? netif_change_name (net/core/dev.c:1495)
[   39.086837][ T2227]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.086987][ T2227]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   39.087138][ T2227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.087288][ T2227]  ? 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))
[   39.087442][ T2227]  netif_change_flags (net/core/dev.c:9820)
[   39.087592][ T2227]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.087741][ T2227]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.087895][ T2227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.088044][ T2227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.088233][ T2227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.088381][ T2227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.088526][ T2227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.088670][ T2227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.088816][ T2227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.088967][ T2227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.089111][ T2227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.089263][ T2227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.089411][ T2227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.089556][ T2227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.089699][ T2227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.089845][ T2227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.089998][ T2227]  ? __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)
[   39.090143][ T2227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.090295][ T2227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.090443][ T2227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.090589][ T2227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.090738][ T2227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.090890][ T2227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.091037][ T2227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.091184][ T2227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.091327][ T2227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.091474][ T2227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.091624][ T2227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.091767][ T2227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.091912][ T2227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.092054][ T2227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.092203][ T2227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.092348][ T2227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.092490][ T2227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.092634][ T2227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.092776][ T2227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.092925][ T2227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.093067][ T2227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.093212][ T2227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.093353][ T2227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.093496][ T2227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.093643][ T2227]  ? 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))
[   39.093784][ T2227]  ? 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))
[   39.093931][ T2227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.094077][ T2227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.094248][ T2227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.094392][ T2227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.094535][ T2227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.094681][ T2227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.094827][ T2227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.094975][ T2227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.095117][ T2227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.095296][ T2227]  ? move_addr_to_kernel (net/socket.c:258)
[   39.095440][ T2227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.095584][ T2227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.095731][ T2227]  ___sys_sendmsg (net/socket.c:2752)
[   39.095876][ T2227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.096057][ T2227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.096218][ T2227]  __sys_sendmsg (net/socket.c:2784)
[   39.096363][ T2227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.096505][ T2227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.096689][ T2227]  ? 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)
[   39.096832][ T2227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.096982][ T2227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.097124][ T2227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.097274][ T2227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.097416][ T2227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.097593][ T2227] RIP: 0033:0x7f868b5ad08e
[   39.097743][ T2227] 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
[   39.098259][ T2227] RSP: 002b:00007ffdaa4dc3f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.098475][ T2227] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f868b5ad08e
[   39.098687][ T2227] RDX: 0000000000000000 RSI: 00007ffdaa4dc4a0 RDI: 0000000000000005
[   39.098906][ T2227] RBP: 00007ffdaa4dc400 R08: 0000000000000000 R09: 0000000000000000
[   39.099118][ T2227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.099335][ T2227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdaa4dcb60
| [   39.168203][ T2233] ------------[ cut here ]------------
| [   39.168373][ T2233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2233
| [   39.168670][ T2233] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.169317][ T2233] Tainted: [W]=WARN
[   39.169444][ T2233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.169641][ T2233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.169845][ T2233] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.170415][ T2233] RSP: 0018:ffa0000005796f70 EFLAGS: 00010286
[   39.170610][ T2233] RAX: 00000000ffffffa6 RBX: ff11000005dc01c0 RCX: 1ff4000000af2db4
[   39.170849][ T2233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0270
[   39.171090][ T2233] RBP: ff1100001284a000 R08: 1fe2200000bb804f R09: ff1100000cc65180
[   39.171334][ T2233] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   39.171572][ T2233] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   39.171805][ T2233] FS:  00007f4c36bdf840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   39.172084][ T2233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.172291][ T2233] CR2: 0000000023453a28 CR3: 0000000012e24001 CR4: 0000000000771ef0
[   39.172522][ T2233] PKRU: 55555554
[   39.172642][ T2233] Call Trace:
[   39.172763][ T2233]  <TASK>
[   39.172843][ T2233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.173012][ T2233]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.173175][ T2233]  notifier_call_chain (kernel/notifier.c:85)
[   39.173335][ T2233]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   39.173498][ T2233]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.173661][ T2233]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.173823][ T2233]  netdev_upper_dev_link (net/core/dev.c:8972)
[   39.174626][ T2233]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   39.174784][ T2233] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   39.175043][ T2233]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.175207][ T2233] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.175367][ T2233]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.175529][ T2233]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.175685][ T2233]  ? nla_strscpy (lib/nlattr.c:795)
[   39.175846][ T2233]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.176078][ T2233]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.176238][ T2233]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.176391][ T2233]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.176553][ T2233]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.176712][ T2233]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.176877][ T2233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.177033][ T2233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.177192][ T2233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.177344][ T2233]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.177498][ T2233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.177654][ T2233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.177812][ T2233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.177972][ T2233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.178128][ T2233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.178287][ T2233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.178443][ T2233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.178600][ T2233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.178755][ T2233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.178917][ T2233]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.179073][ T2233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.179232][ T2233]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.179389][ T2233]  ? 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))
[   39.179544][ T2233]  ? 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))
[   39.179701][ T2233]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.179855][ T2233]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.180013][ T2233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.180173][ T2233]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.180326][ T2233]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.180481][ T2233]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.180640][ T2233]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.180798][ T2233]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.180957][ T2233]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.181154][ T2233]  ? move_addr_to_kernel (net/socket.c:258)
[   39.181310][ T2233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.181465][ T2233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.181621][ T2233]  ___sys_sendmsg (net/socket.c:2752)
[   39.181775][ T2233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.181975][ T2233]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.182144][ T2233]  __sys_sendmsg (net/socket.c:2784)
[   39.182304][ T2233]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.182456][ T2233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.182649][ T2233]  ? 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)
[   39.182803][ T2233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.182962][ T2233]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.183117][ T2233]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.183277][ T2233]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.183435][ T2233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.183624][ T2233] RIP: 0033:0x7f4c36e1908e
[   39.183785][ T2233] 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
[   39.184347][ T2233] RSP: 002b:00007ffd56730a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.184579][ T2233] RAX: ffffffffffffffda RBX: 00007ffd56731228 RCX: 00007f4c36e1908e
[   39.184808][ T2233] RDX: 0000000000000000 RSI: 00007ffd56730b40 RDI: 0000000000000005
[   39.185043][ T2233] RBP: 00007ffd56730aa0 R08: 0000000000000000 R09: 0000000000000000
[   39.185280][ T2233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.185511][ T2233] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd56731200
| [   39.187293][ T2233] ------------[ cut here ]------------
| [   39.187439][ T2233] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2233
| [   39.187738][ T2233] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.188379][ T2233] Tainted: [W]=WARN
[   39.188497][ T2233] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.188691][ T2233] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.189340][ T2233] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.189948][ T2233] RSP: 0018:ffa0000005796fd0 EFLAGS: 00010286
[   39.190139][ T2233] RAX: 00000000ffffffa6 RBX: ff1100000f18fe40 RCX: 1ff4000000af2dc0
[   39.190375][ T2233] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18fef0
[   39.190601][ T2233] RBP: ff1100000cc0a000 R08: 1fe2200001e31fdf R09: ff1100000cc65180
[   39.190833][ T2233] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   39.191122][ T2233] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc0ae04
[   39.191355][ T2233] FS:  00007f4c36bdf840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   39.191626][ T2233] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.191821][ T2233] CR2: 0000000023453a28 CR3: 0000000012e24001 CR4: 0000000000771ef0
[   39.192101][ T2233] PKRU: 55555554
[   39.192221][ T2233] Call Trace:
[   39.192336][ T2233]  <TASK>
[   39.192417][ T2233]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.192574][ T2233]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.192692][ T2233]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.192849][ T2233]  __dev_notify_flags (net/core/dev.c:9787)
[   39.193010][ T2233]  ? netif_change_name (net/core/dev.c:1495)
[   39.193171][ T2233]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.193326][ T2233]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   39.193481][ T2233]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   39.193637][ T2233] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   39.193796][ T2233]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.193960][ T2233] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.194119][ T2233]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.194282][ T2233]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.194434][ T2233]  ? nla_strscpy (lib/nlattr.c:795)
[   39.194590][ T2233]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.194746][ T2233]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.194907][ T2233]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.195060][ T2233]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.195226][ T2233]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.195384][ T2233]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.195538][ T2233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.195690][ T2233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.195845][ T2233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.196004][ T2233]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.196162][ T2233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.196322][ T2233]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.196479][ T2233]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.196635][ T2233]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.196790][ T2233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.196950][ T2233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.197105][ T2233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.197267][ T2233]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.197420][ T2233]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.197577][ T2233]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.197732][ T2233]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.197892][ T2233]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.198049][ T2233]  ? 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))
[   39.198206][ T2233]  ? 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))
[   39.198360][ T2233]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.198515][ T2233]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.198668][ T2233]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.198823][ T2233]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.198986][ T2233]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.199140][ T2233]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.199301][ T2233]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.199455][ T2233]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.199607][ T2233]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.199798][ T2233]  ? move_addr_to_kernel (net/socket.c:258)
[   39.199957][ T2233]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.200111][ T2233]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.200269][ T2233]  ___sys_sendmsg (net/socket.c:2752)
[   39.200420][ T2233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.200613][ T2233]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.200780][ T2233]  __sys_sendmsg (net/socket.c:2784)
[   39.200941][ T2233]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.201093][ T2233]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.201289][ T2233]  ? 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)
[   39.201444][ T2233]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.201598][ T2233]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.201752][ T2233]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.201912][ T2233]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.202065][ T2233]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.202261][ T2233] RIP: 0033:0x7f4c36e1908e
[   39.202423][ T2233] 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
[   39.202968][ T2233] RSP: 002b:00007ffd56730a90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.203201][ T2233] RAX: ffffffffffffffda RBX: 00007ffd56731228 RCX: 00007f4c36e1908e
[   39.203429][ T2233] RDX: 0000000000000000 RSI: 00007ffd56730b40 RDI: 0000000000000005
[   39.203653][ T2233] RBP: 00007ffd56730aa0 R08: 0000000000000000 R09: 0000000000000000
[   39.203889][ T2233] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.204117][ T2233] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd56731200
| [   39.233609][ T2235] ------------[ cut here ]------------
| [   39.233799][ T2235] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2235
| [   39.234719][ T2235] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.235578][ T2235] Tainted: [W]=WARN
[   39.235794][ T2235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.236081][ T2235] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.236373][ T2235] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.237005][ T2235] RSP: 0018:ffa00000057a7020 EFLAGS: 00010286
[   39.237232][ T2235] RAX: 00000000ffffffa6 RBX: ff1100000b2eac40 RCX: 1ff4000000af4dca
[   39.237493][ T2235] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eacf0
[   39.237749][ T2235] RBP: ff1100000cc0a000 R08: 1fe220000165d59f R09: ff1100000cbd2e58
[   39.238017][ T2235] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   39.238283][ T2235] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.238543][ T2235] FS:  00007fb411b71840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   39.238849][ T2235] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.239090][ T2235] CR2: 00007fb411e411a0 CR3: 000000000ac0e003 CR4: 0000000000771ef0
[   39.239362][ T2235] PKRU: 55555554
[   39.239517][ T2235] Call Trace:
[   39.239670][ T2235]  <TASK>
[   39.239796][ T2235]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.240003][ T2235]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.240177][ T2235]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.240380][ T2235]  __dev_notify_flags (net/core/dev.c:9787)
[   39.240600][ T2235]  ? netif_change_name (net/core/dev.c:1495)
[   39.240791][ T2235]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.240990][ T2235]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   39.241182][ T2235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.241374][ T2235]  ? 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))
[   39.241568][ T2235]  netif_change_flags (net/core/dev.c:9820)
[   39.241756][ T2235]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.241960][ T2235]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.242158][ T2235]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.242347][ T2235]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.242571][ T2235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.242765][ T2235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.242967][ T2235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.243164][ T2235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.243353][ T2235]  ? __kernel_text_address (kernel/extable.c:79)
[   39.243540][ T2235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.243743][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.243947][ T2235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.244136][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.244332][ T2235]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.244532][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.244723][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.244920][ T2235]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.245113][ T2235]  ? __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)
[   39.245307][ T2235]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.245499][ T2235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.245691][ T2235]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.245895][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.246091][ T2235]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.246290][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.246478][ T2235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.246669][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.246859][ T2235]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.247064][ T2235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.247264][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.247453][ T2235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.247644][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.247836][ T2235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.248041][ T2235]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.248236][ T2235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.248427][ T2235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.248616][ T2235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.248805][ T2235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.249012][ T2235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.249211][ T2235]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.249402][ T2235]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.249592][ T2235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.249781][ T2235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.249987][ T2235]  ? 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))
[   39.250183][ T2235]  ? 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))
[   39.250376][ T2235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.250568][ T2235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.250757][ T2235]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.251131][ T2235]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.251416][ T2235]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.251608][ T2235]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.251799][ T2235]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.252087][ T2235]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.252284][ T2235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.252507][ T2235]  ? move_addr_to_kernel (net/socket.c:258)
[   39.252703][ T2235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.252905][ T2235]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.253098][ T2235]  ___sys_sendmsg (net/socket.c:2752)
[   39.253297][ T2235]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.253606][ T2235]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.253995][ T2235]  __sys_sendmsg (net/socket.c:2784)
[   39.254194][ T2235]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.254469][ T2235]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.254698][ T2235]  ? 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)
[   39.254902][ T2235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.255091][ T2235]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.255374][ T2235]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.255566][ T2235]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.255756][ T2235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.256078][ T2235] RIP: 0033:0x7fb411dab08e
[   39.256276][ T2235] 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
[   39.256932][ T2235] RSP: 002b:00007ffc73eb1ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.257198][ T2235] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb411dab08e
[   39.257458][ T2235] RDX: 0000000000000000 RSI: 00007ffc73eb1f80 RDI: 0000000000000005
[   39.257802][ T2235] RBP: 00007ffc73eb1ee0 R08: 0000000000000000 R09: 0000000000000000
[   39.258079][ T2235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.258339][ T2235] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc73eb2640
| [   39.368983][ T2245] ------------[ cut here ]------------
| [   39.369160][ T2245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2245
| [   39.369463][ T2245] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.370143][ T2245] Tainted: [W]=WARN
[   39.370268][ T2245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.370465][ T2245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.370668][ T2245] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.371235][ T2245] RSP: 0018:ffa0000005846f70 EFLAGS: 00010286
[   39.371431][ T2245] RAX: 00000000ffffffa6 RBX: ff1100000f2c1b40 RCX: 1ff4000000b08db4
[   39.371663][ T2245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1bf0
[   39.371905][ T2245] RBP: ff1100001284a000 R08: 1fe2200001e5837f R09: ff11000012ec2e80
[   39.372138][ T2245] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   39.372374][ T2245] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   39.372609][ T2245] FS:  00007f43d8635840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   39.372891][ T2245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.373088][ T2245] CR2: 00005634b211dd5c CR3: 000000000c320002 CR4: 0000000000771ef0
[   39.373333][ T2245] PKRU: 55555554
[   39.373453][ T2245] Call Trace:
[   39.373570][ T2245]  <TASK>
[   39.373653][ T2245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.373811][ T2245]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.373975][ T2245]  notifier_call_chain (kernel/notifier.c:85)
[   39.374134][ T2245]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   39.374294][ T2245]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.374455][ T2245]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.374614][ T2245]  netdev_upper_dev_link (net/core/dev.c:8972)
[   39.374770][ T2245]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   39.374932][ T2245] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   39.375095][ T2245]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.375262][ T2245] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.375421][ T2245]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.375584][ T2245]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.375742][ T2245]  ? nla_strscpy (lib/nlattr.c:795)
[   39.375908][ T2245]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.376066][ T2245]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.376228][ T2245]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.376386][ T2245]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.376550][ T2245]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.376714][ T2245]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.376879][ T2245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.377036][ T2245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.377195][ T2245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.377351][ T2245]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.377509][ T2245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.377671][ T2245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.377831][ T2245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.377994][ T2245]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.378155][ T2245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.378312][ T2245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.378470][ T2245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.378628][ T2245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.378784][ T2245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.378948][ T2245]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.379103][ T2245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.379264][ T2245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.379426][ T2245]  ? 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))
[   39.379584][ T2245]  ? 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))
[   39.379742][ T2245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.379905][ T2245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.380061][ T2245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.380223][ T2245]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.380382][ T2245]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.380539][ T2245]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.380700][ T2245]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.380859][ T2245]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.381022][ T2245]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.381223][ T2245]  ? move_addr_to_kernel (net/socket.c:258)
[   39.381381][ T2245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.381541][ T2245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.381700][ T2245]  ___sys_sendmsg (net/socket.c:2752)
[   39.381855][ T2245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.382056][ T2245]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.382230][ T2245]  __sys_sendmsg (net/socket.c:2784)
[   39.382388][ T2245]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.382544][ T2245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.382743][ T2245]  ? 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)
[   39.382906][ T2245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.383063][ T2245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.383226][ T2245]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.383384][ T2245]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.383543][ T2245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.383739][ T2245] RIP: 0033:0x7f43d886f08e
[   39.383910][ T2245] 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
[   39.384474][ T2245] RSP: 002b:00007ffef57bc7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.384713][ T2245] RAX: ffffffffffffffda RBX: 00007ffef57bcf78 RCX: 00007f43d886f08e
[   39.384952][ T2245] RDX: 0000000000000000 RSI: 00007ffef57bc890 RDI: 0000000000000005
[   39.385191][ T2245] RBP: 00007ffef57bc7f0 R08: 0000000000000000 R09: 0000000000000000
[   39.385421][ T2245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.385655][ T2245] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef57bcf50
| [   39.387497][ T2245] ------------[ cut here ]------------
| [   39.387649][ T2245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2245
| [   39.387960][ T2245] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.388595][ T2245] Tainted: [W]=WARN
[   39.388713][ T2245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.388915][ T2245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.389118][ T2245] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.389676][ T2245] RSP: 0018:ffa0000005846fd0 EFLAGS: 00010286
[   39.389878][ T2245] RAX: 00000000ffffffa6 RBX: ff1100000f2c0040 RCX: 1ff4000000b08dc0
[   39.390111][ T2245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c00f0
[   39.390351][ T2245] RBP: ff1100000f2ca000 R08: 1fe2200001e5801f R09: ff11000012ec2e80
[   39.390586][ T2245] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   39.390819][ T2245] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2cae04
[   39.391060][ T2245] FS:  00007f43d8635840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   39.391344][ T2245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.391545][ T2245] CR2: 00005634b211dd5c CR3: 000000000c320002 CR4: 0000000000771ef0
[   39.391782][ T2245] PKRU: 55555554
[   39.391907][ T2245] Call Trace:
[   39.392025][ T2245]  <TASK>
[   39.392107][ T2245]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.392271][ T2245]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.392393][ T2245]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.392553][ T2245]  __dev_notify_flags (net/core/dev.c:9787)
[   39.392715][ T2245]  ? netif_change_name (net/core/dev.c:1495)
[   39.392877][ T2245]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.393037][ T2245]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   39.393298][ T2245]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   39.393458][ T2245] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   39.393618][ T2245]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.393780][ T2245] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.393947][ T2245]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.394106][ T2245]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.394268][ T2245]  ? nla_strscpy (lib/nlattr.c:795)
[   39.394426][ T2245]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.394584][ T2245]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.394838][ T2245]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.394999][ T2245]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.395170][ T2245]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.395329][ T2245]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.395489][ T2245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.395647][ T2245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.395825][ T2245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.395971][ T2245]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.396110][ T2245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.396260][ T2245]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.396404][ T2245]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.396641][ T2245]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.396781][ T2245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.396927][ T2245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.397067][ T2245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.397214][ T2245]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.397353][ T2245]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.397497][ T2245]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.397732][ T2245]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.397877][ T2245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.398021][ T2245]  ? 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))
[   39.398166][ T2245]  ? 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))
[   39.398405][ T2245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.398643][ T2245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.398783][ T2245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.398931][ T2245]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.399199][ T2245]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.399351][ T2245]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.399494][ T2245]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.399826][ T2245]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.400066][ T2245]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.400264][ T2245]  ? move_addr_to_kernel (net/socket.c:258)
[   39.400409][ T2245]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.400552][ T2245]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.400791][ T2245]  ___sys_sendmsg (net/socket.c:2752)
[   39.400936][ T2245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.401112][ T2245]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.401366][ T2245]  __sys_sendmsg (net/socket.c:2784)
[   39.401507][ T2245]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.401651][ T2245]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.402023][ T2245]  ? 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)
[   39.402169][ T2245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.402309][ T2245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.402462][ T2245]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.402600][ T2245]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.402740][ T2245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.402921][ T2245] RIP: 0033:0x7f43d886f08e
[   39.403069][ T2245] 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
[   39.403757][ T2245] RSP: 002b:00007ffef57bc7e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.403973][ T2245] RAX: ffffffffffffffda RBX: 00007ffef57bcf78 RCX: 00007f43d886f08e
[   39.404294][ T2245] RDX: 0000000000000000 RSI: 00007ffef57bc890 RDI: 0000000000000005
[   39.404504][ T2245] RBP: 00007ffef57bc7f0 R08: 0000000000000000 R09: 0000000000000000
[   39.404713][ T2245] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.405066][ T2245] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef57bcf50
| [   39.438716][ T2246] ------------[ cut here ]------------
| [   39.438924][ T2246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2246
| [   39.439243][ T2246] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.439975][ T2246] Tainted: [W]=WARN
[   39.440124][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.440349][ T2246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.440567][ T2246] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.441090][ T2246] RSP: 0018:ffa0000005847020 EFLAGS: 00010286
[   39.441314][ T2246] RAX: 00000000ffffffa6 RBX: ff11000005dc1b40 RCX: 1ff4000000b08dca
[   39.441580][ T2246] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1bf0
[   39.441848][ T2246] RBP: ff1100000f2ca000 R08: 1fe2200000bb837f R09: ff11000012ec5158
[   39.442100][ T2246] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   39.442351][ T2246] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.442597][ T2246] FS:  00007fe93db47840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   39.442933][ T2246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.443144][ T2246] CR2: 0000000029345988 CR3: 0000000012ece002 CR4: 0000000000771ef0
[   39.443401][ T2246] PKRU: 55555554
[   39.443551][ T2246] Call Trace:
[   39.443698][ T2246]  <TASK>
[   39.443815][ T2246]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.444010][ T2246]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.444196][ T2246]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.444378][ T2246]  __dev_notify_flags (net/core/dev.c:9787)
[   39.444562][ T2246]  ? netif_change_name (net/core/dev.c:1495)
[   39.444741][ T2246]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.444931][ T2246]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   39.445108][ T2246]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.445295][ T2246]  ? 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))
[   39.445476][ T2246]  netif_change_flags (net/core/dev.c:9820)
[   39.445658][ T2246]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.445843][ T2246]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.446069][ T2246]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.446258][ T2246]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.446471][ T2246]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.446651][ T2246]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.446837][ T2246]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.447033][ T2246]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.447232][ T2246]  ? __kernel_text_address (kernel/extable.c:79)
[   39.447415][ T2246]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.447607][ T2246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.447795][ T2246]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.447989][ T2246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.448174][ T2246]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.448374][ T2246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.448554][ T2246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.448734][ T2246]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.448925][ T2246]  ? __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)
[   39.449118][ T2246]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.449309][ T2246]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.449492][ T2246]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.449674][ T2246]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.449857][ T2246]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.450054][ T2246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.450248][ T2246]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.450432][ T2246]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.450611][ T2246]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.450826][ T2246]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.451018][ T2246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.451217][ T2246]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.451398][ T2246]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.451575][ T2246]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.451755][ T2246]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.451950][ T2246]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.452133][ T2246]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.452322][ T2246]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.452502][ T2246]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.452688][ T2246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.452878][ T2246]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.453084][ T2246]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.453282][ T2246]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.453464][ T2246]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.453648][ T2246]  ? 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))
[   39.453826][ T2246]  ? 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))
[   39.454016][ T2246]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.454219][ T2246]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.454398][ T2246]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.454578][ T2246]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.454757][ T2246]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.454948][ T2246]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.455162][ T2246]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.455341][ T2246]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.455519][ T2246]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.455727][ T2246]  ? move_addr_to_kernel (net/socket.c:258)
[   39.455948][ T2246]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.456133][ T2246]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.456327][ T2246]  ___sys_sendmsg (net/socket.c:2752)
[   39.456507][ T2246]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.456718][ T2246]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.456923][ T2246]  __sys_sendmsg (net/socket.c:2784)
[   39.457107][ T2246]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.457299][ T2246]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.457519][ T2246]  ? 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)
[   39.457721][ T2246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.457916][ T2246]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.458094][ T2246]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.458278][ T2246]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.458455][ T2246]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.458675][ T2246] RIP: 0033:0x7fe93dd8108e
[   39.458874][ T2246] 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
[   39.459430][ T2246] RSP: 002b:00007ffc996ea130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.459672][ T2246] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe93dd8108e
[   39.459988][ T2246] RDX: 0000000000000000 RSI: 00007ffc996ea1e0 RDI: 0000000000000005
[   39.460249][ T2246] RBP: 00007ffc996ea140 R08: 0000000000000000 R09: 0000000000000000
[   39.460493][ T2246] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.460733][ T2246] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc996ea8a0
| [   39.590742][ T2261] ------------[ cut here ]------------
| [   39.590980][ T2261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2261
| [   39.591268][ T2261] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.591848][ T2261] Tainted: [W]=WARN
[   39.591964][ T2261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.592141][ T2261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.592330][ T2261] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.592837][ T2261] RSP: 0018:ffa00000058e6f70 EFLAGS: 00010286
[   39.593024][ T2261] RAX: 00000000ffffffa6 RBX: ff1100000f18ef40 RCX: 1ff4000000b1cdb4
[   39.593244][ T2261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18eff0
[   39.593454][ T2261] RBP: ff1100001284a000 R08: 1fe2200001e31dff R09: ff11000012ea0b80
[   39.593666][ T2261] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   39.593885][ T2261] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.594101][ T2261] FS:  00007f859e634840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   39.594360][ T2261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.594538][ T2261] CR2: 000055aa93d206c0 CR3: 0000000012e1f005 CR4: 0000000000771ef0
[   39.594750][ T2261] PKRU: 55555554
[   39.594866][ T2261] Call Trace:
[   39.594975][ T2261]  <TASK>
[   39.595050][ T2261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.595200][ T2261]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.595343][ T2261]  notifier_call_chain (kernel/notifier.c:85)
[   39.595493][ T2261]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   39.595641][ T2261]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.595792][ T2261]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.595946][ T2261]  netdev_upper_dev_link (net/core/dev.c:8972)
[   39.596094][ T2261]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   39.596245][ T2261] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   39.596397][ T2261]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.596545][ T2261] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.596693][ T2261]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.596844][ T2261]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.596995][ T2261]  ? nla_strscpy (lib/nlattr.c:795)
[   39.597142][ T2261]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.597294][ T2261]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.597437][ T2261]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.597578][ T2261]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.597726][ T2261]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.597879][ T2261]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.598024][ T2261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.598172][ T2261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.598315][ T2261]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.598458][ T2261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.598598][ T2261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.598743][ T2261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.598892][ T2261]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.599033][ T2261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.599180][ T2261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.599319][ T2261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.599459][ T2261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.599601][ T2261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.599742][ T2261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.599889][ T2261]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.600031][ T2261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.600178][ T2261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.600323][ T2261]  ? 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))
[   39.600462][ T2261]  ? 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))
[   39.600604][ T2261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.600744][ T2261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.600890][ T2261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.601033][ T2261]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.601181][ T2261]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.601324][ T2261]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.601469][ T2261]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.601611][ T2261]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.601751][ T2261]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.601932][ T2261]  ? move_addr_to_kernel (net/socket.c:258)
[   39.602073][ T2261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.602217][ T2261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.602359][ T2261]  ___sys_sendmsg (net/socket.c:2752)
[   39.602499][ T2261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.602674][ T2261]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.602827][ T2261]  __sys_sendmsg (net/socket.c:2784)
[   39.602973][ T2261]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.603114][ T2261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.603293][ T2261]  ? 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)
[   39.603434][ T2261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.603577][ T2261]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.603718][ T2261]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.603858][ T2261]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.604004][ T2261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.604183][ T2261] RIP: 0033:0x7f859e86e08e
[   39.604329][ T2261] 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
[   39.604834][ T2261] RSP: 002b:00007ffdecdaae50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.605052][ T2261] RAX: ffffffffffffffda RBX: 00007ffdecdab5e8 RCX: 00007f859e86e08e
[   39.605267][ T2261] RDX: 0000000000000000 RSI: 00007ffdecdaaf00 RDI: 0000000000000005
[   39.605476][ T2261] RBP: 00007ffdecdaae60 R08: 0000000000000000 R09: 0000000000000000
[   39.605688][ T2261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.605901][ T2261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdecdab5c0
| [   39.607517][ T2261] ------------[ cut here ]------------
| [   39.607653][ T2261] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2261
| [   39.607931][ T2261] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.608499][ T2261] Tainted: [W]=WARN
[   39.608605][ T2261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.608779][ T2261] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.608963][ T2261] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.609461][ T2261] RSP: 0018:ffa00000058e6fd0 EFLAGS: 00010286
[   39.609635][ T2261] RAX: 00000000ffffffa6 RBX: ff1100000f18e040 RCX: 1ff4000000b1cdc0
[   39.609842][ T2261] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e0f0
[   39.610053][ T2261] RBP: ff1100000c352000 R08: 1fe2200001e31c1f R09: ff11000012ea0b80
[   39.610267][ T2261] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   39.610474][ T2261] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352e04
[   39.610682][ T2261] FS:  00007f859e634840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   39.610933][ T2261] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.611112][ T2261] CR2: 000055aa93d206c0 CR3: 0000000012e1f005 CR4: 0000000000771ef0
[   39.611326][ T2261] PKRU: 55555554
[   39.611431][ T2261] Call Trace:
[   39.611534][ T2261]  <TASK>
[   39.611606][ T2261]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.611750][ T2261]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.611856][ T2261]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.611999][ T2261]  __dev_notify_flags (net/core/dev.c:9787)
[   39.612141][ T2261]  ? netif_change_name (net/core/dev.c:1495)
[   39.612287][ T2261]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.612429][ T2261]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   39.612570][ T2261]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   39.612710][ T2261] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   39.612854][ T2261]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.613002][ T2261] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.613144][ T2261]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.613294][ T2261]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.613434][ T2261]  ? nla_strscpy (lib/nlattr.c:795)
[   39.613575][ T2261]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.613716][ T2261]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.613857][ T2261]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.614002][ T2261]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.614148][ T2261]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.614296][ T2261]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.614440][ T2261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.614579][ T2261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.614719][ T2261]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.614861][ T2261]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.615006][ T2261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.615155][ T2261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.615296][ T2261]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.615438][ T2261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.615580][ T2261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.615720][ T2261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.615859][ T2261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.616008][ T2261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.616147][ T2261]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.616294][ T2261]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.616434][ T2261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.616575][ T2261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.616718][ T2261]  ? 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))
[   39.616857][ T2261]  ? 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))
[   39.617006][ T2261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.617146][ T2261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.617291][ T2261]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.617432][ T2261]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.617574][ T2261]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.617714][ T2261]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.617855][ T2261]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.617999][ T2261]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.618140][ T2261]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.618316][ T2261]  ? move_addr_to_kernel (net/socket.c:258)
[   39.618457][ T2261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.618596][ T2261]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.618739][ T2261]  ___sys_sendmsg (net/socket.c:2752)
[   39.618880][ T2261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.619054][ T2261]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.619210][ T2261]  __sys_sendmsg (net/socket.c:2784)
[   39.619351][ T2261]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.619489][ T2261]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.619666][ T2261]  ? 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)
[   39.619808][ T2261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.619953][ T2261]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.620095][ T2261]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.620242][ T2261]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.620384][ T2261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.620562][ T2261] RIP: 0033:0x7f859e86e08e
[   39.620708][ T2261] 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
[   39.621215][ T2261] RSP: 002b:00007ffdecdaae50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.621428][ T2261] RAX: ffffffffffffffda RBX: 00007ffdecdab5e8 RCX: 00007f859e86e08e
[   39.621637][ T2261] RDX: 0000000000000000 RSI: 00007ffdecdaaf00 RDI: 0000000000000005
[   39.621845][ T2261] RBP: 00007ffdecdaae60 R08: 0000000000000000 R09: 0000000000000000
[   39.622059][ T2261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4c
[   39.622272][ T2261] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdecdab5c0
| [   39.655945][ T2263] ------------[ cut here ]------------
| [   39.656114][ T2263] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2263
| [   39.656411][ T2263] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.657034][ T2263] Tainted: [W]=WARN
[   39.657150][ T2263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.657342][ T2263] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.657534][ T2263] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.658066][ T2263] RSP: 0018:ffa00000058f7020 EFLAGS: 00010286
[   39.658256][ T2263] RAX: 00000000ffffffa6 RBX: ff110000100af540 RCX: 1ff4000000b1edca
[   39.658484][ T2263] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af5f0
[   39.658697][ T2263] RBP: ff1100000c352000 R08: 1fe2200002015ebf R09: ff11000012ea5158
[   39.658919][ T2263] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   39.659141][ T2263] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.659364][ T2263] FS:  00007fee3fd7a840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   39.659619][ T2263] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.659800][ T2263] CR2: 00000000020be988 CR3: 000000000f5e9001 CR4: 0000000000771ef0
[   39.660024][ T2263] PKRU: 55555554
[   39.660134][ T2263] Call Trace:
[   39.660245][ T2263]  <TASK>
[   39.660322][ T2263]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.660472][ T2263]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.660582][ T2263]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.660730][ T2263]  __dev_notify_flags (net/core/dev.c:9787)
[   39.660878][ T2263]  ? netif_change_name (net/core/dev.c:1495)
[   39.661024][ T2263]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.661172][ T2263]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   39.661316][ T2263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.661458][ T2263]  ? 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))
[   39.661614][ T2263]  netif_change_flags (net/core/dev.c:9820)
[   39.661764][ T2263]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.662354][ T2263]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.662501][ T2263]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.662646][ T2263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.662826][ T2263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.662979][ T2263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.663124][ T2263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.663274][ T2263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.663420][ T2263]  ? __kernel_text_address (kernel/extable.c:79)
[   39.663565][ T2263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.663712][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.663857][ T2263]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.664006][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.664150][ T2263]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.664300][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.664445][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.664592][ T2263]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.664736][ T2263]  ? __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)
[   39.664885][ T2263]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.665032][ T2263]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.665186][ T2263]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.665332][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.665478][ T2263]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.665623][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.665769][ T2263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.665919][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.666065][ T2263]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.666212][ T2263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.666356][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.666497][ T2263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.666639][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.666779][ T2263]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.666928][ T2263]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.667072][ T2263]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.667217][ T2263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.667357][ T2263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.667499][ T2263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.667645][ T2263]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.667788][ T2263]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.667937][ T2263]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.668081][ T2263]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.668231][ T2263]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.668378][ T2263]  ? 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))
[   39.668522][ T2263]  ? 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))
[   39.668668][ T2263]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.668814][ T2263]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.668964][ T2263]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.669113][ T2263]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.669265][ T2263]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.669409][ T2263]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.669556][ T2263]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.669699][ T2263]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.669843][ T2263]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.670026][ T2263]  ? move_addr_to_kernel (net/socket.c:258)
[   39.670174][ T2263]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.670318][ T2263]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.670462][ T2263]  ___sys_sendmsg (net/socket.c:2752)
[   39.670606][ T2263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.670790][ T2263]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.670951][ T2263]  __sys_sendmsg (net/socket.c:2784)
[   39.671099][ T2263]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.671249][ T2263]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.671431][ T2263]  ? 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)
[   39.671576][ T2263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.671719][ T2263]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.671870][ T2263]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.672018][ T2263]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.672165][ T2263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.672343][ T2263] RIP: 0033:0x7fee3ffb408e
[   39.672497][ T2263] 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
[   39.673009][ T2263] RSP: 002b:00007ffecd1f1830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.673229][ T2263] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fee3ffb408e
[   39.673446][ T2263] RDX: 0000000000000000 RSI: 00007ffecd1f18e0 RDI: 0000000000000005
[   39.673659][ T2263] RBP: 00007ffecd1f1840 R08: 0000000000000000 R09: 0000000000000000
[   39.673876][ T2263] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   39.674088][ T2263] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecd1f1fa0
| [   39.809169][ T2276] ------------[ cut here ]------------
| [   39.809369][ T2276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2276
| [   39.809674][ T2276] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.810329][ T2276] Tainted: [W]=WARN
[   39.810449][ T2276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.810663][ T2276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.810848][ T2276] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.811369][ T2276] RSP: 0018:ffa0000005956f70 EFLAGS: 00010286
[   39.811548][ T2276] RAX: 00000000ffffffa6 RBX: ff1100000f18e7c0 RCX: 1ff4000000b2adb4
[   39.811759][ T2276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e870
[   39.811977][ T2276] RBP: ff1100001284a000 R08: 1fe2200001e31d0f R09: ff1100000b825180
[   39.812193][ T2276] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   39.812403][ T2276] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   39.812613][ T2276] FS:  00007f57bde16840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   39.812870][ T2276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.813070][ T2276] CR2: 000000003ff7da28 CR3: 0000000012e46002 CR4: 0000000000771ef0
[   39.813310][ T2276] PKRU: 55555554
[   39.813429][ T2276] Call Trace:
[   39.813550][ T2276]  <TASK>
[   39.813633][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.813791][ T2276]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   39.813956][ T2276]  notifier_call_chain (kernel/notifier.c:85)
[   39.814119][ T2276]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   39.814295][ T2276]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.814440][ T2276]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.814583][ T2276]  netdev_upper_dev_link (net/core/dev.c:8972)
[   39.814723][ T2276]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   39.814872][ T2276] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   39.815019][ T2276]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.815167][ T2276] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.815310][ T2276]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.815456][ T2276]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.815633][ T2276]  ? nla_strscpy (lib/nlattr.c:795)
[   39.815782][ T2276]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.815931][ T2276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.816073][ T2276]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.816219][ T2276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.816365][ T2276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.816508][ T2276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.816651][ T2276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.816793][ T2276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.816940][ T2276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.817082][ T2276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.817227][ T2276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.817372][ T2276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.817516][ T2276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.817657][ T2276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.817823][ T2276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.817974][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.818116][ T2276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.818263][ T2276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.818408][ T2276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.818550][ T2276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.818694][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.818861][ T2276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.819009][ T2276]  ? 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))
[   39.819150][ T2276]  ? 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))
[   39.819299][ T2276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.819463][ T2276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.819603][ T2276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.819745][ T2276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.819892][ T2276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.820034][ T2276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.820184][ T2276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.820328][ T2276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.820469][ T2276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.820644][ T2276]  ? move_addr_to_kernel (net/socket.c:258)
[   39.820786][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.820947][ T2276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.821094][ T2276]  ___sys_sendmsg (net/socket.c:2752)
[   39.821240][ T2276]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.821419][ T2276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.821576][ T2276]  __sys_sendmsg (net/socket.c:2784)
[   39.821719][ T2276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.821868][ T2276]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.822055][ T2276]  ? 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)
[   39.822203][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.822345][ T2276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.822485][ T2276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.822626][ T2276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.822769][ T2276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.822971][ T2276] RIP: 0033:0x7f57be05008e
[   39.823123][ T2276] 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
[   39.823636][ T2276] RSP: 002b:00007ffe13f0ad80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.823868][ T2276] RAX: ffffffffffffffda RBX: 00007ffe13f0b518 RCX: 00007f57be05008e
[   39.824083][ T2276] RDX: 0000000000000000 RSI: 00007ffe13f0ae30 RDI: 0000000000000005
[   39.824299][ T2276] RBP: 00007ffe13f0ad90 R08: 0000000000000000 R09: 0000000000000000
[   39.824511][ T2276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   39.824724][ T2276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe13f0b4f0
| [   39.826375][ T2276] ------------[ cut here ]------------
| [   39.826513][ T2276] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2276
| [   39.826790][ T2276] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.827603][ T2276] Tainted: [W]=WARN
[   39.827709][ T2276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.827894][ T2276] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.828078][ T2276] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.828580][ T2276] RSP: 0018:ffa0000005956fd0 EFLAGS: 00010286
[   39.828798][ T2276] RAX: 00000000ffffffa6 RBX: ff1100000f18fe40 RCX: 1ff4000000b2adc0
[   39.829014][ T2276] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18fef0
[   39.829232][ T2276] RBP: ff1100000c24a000 R08: 1fe2200001e31fdf R09: ff1100000b825180
[   39.829444][ T2276] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   39.829657][ T2276] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24ae04
[   39.829875][ T2276] FS:  00007f57bde16840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   39.830131][ T2276] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.830385][ T2276] CR2: 000000003ff7da28 CR3: 0000000012e46002 CR4: 0000000000771ef0
[   39.830606][ T2276] PKRU: 55555554
[   39.830712][ T2276] Call Trace:
[   39.830818][ T2276]  <TASK>
[   39.830898][ T2276]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.831045][ T2276]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.831154][ T2276]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   39.831317][ T2276]  __dev_notify_flags (net/core/dev.c:9787)
[   39.831466][ T2276]  ? netif_change_name (net/core/dev.c:1495)
[   39.831608][ T2276]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   39.831751][ T2276]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   39.831899][ T2276]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   39.832056][ T2276] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   39.832204][ T2276]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   39.832350][ T2276] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   39.832496][ T2276]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   39.832643][ T2276]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   39.832783][ T2276]  ? nla_strscpy (lib/nlattr.c:795)
[   39.832941][ T2276]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   39.833113][ T2276]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   39.833264][ T2276]  ? __dev_get_by_name (net/core/dev.c:883)
[   39.833422][ T2276]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   39.833571][ T2276]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   39.833718][ T2276]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.833868][ T2276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.834009][ T2276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.834151][ T2276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.834297][ T2276]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.834437][ T2276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.834583][ T2276]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.834727][ T2276]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.834890][ T2276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.835035][ T2276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.835183][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.835323][ T2276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.835468][ T2276]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.835608][ T2276]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.835751][ T2276]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.835897][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.836040][ T2276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.836243][ T2276]  ? 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))
[   39.836388][ T2276]  ? 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))
[   39.836530][ T2276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.836672][ T2276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.836813][ T2276]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.836961][ T2276]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.837131][ T2276]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.837279][ T2276]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.837421][ T2276]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.837560][ T2276]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.837702][ T2276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.837892][ T2276]  ? move_addr_to_kernel (net/socket.c:258)
[   39.838034][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.838181][ T2276]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.838324][ T2276]  ___sys_sendmsg (net/socket.c:2752)
[   39.838464][ T2276]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.838637][ T2276]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.838791][ T2276]  __sys_sendmsg (net/socket.c:2784)
[   39.838937][ T2276]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.839090][ T2276]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.839280][ T2276]  ? 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)
[   39.839425][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.839568][ T2276]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.839712][ T2276]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.839856][ T2276]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.840006][ T2276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.840236][ T2276] RIP: 0033:0x7f57be05008e
[   39.840396][ T2276] 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
[   39.840928][ T2276] RSP: 002b:00007ffe13f0ad80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.841140][ T2276] RAX: ffffffffffffffda RBX: 00007ffe13f0b518 RCX: 00007f57be05008e
[   39.841356][ T2276] RDX: 0000000000000000 RSI: 00007ffe13f0ae30 RDI: 0000000000000005
[   39.841594][ T2276] RBP: 00007ffe13f0ad90 R08: 0000000000000000 R09: 0000000000000000
[   39.841803][ T2276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   39.842016][ T2276] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe13f0b4f0
| [   39.873841][ T2277] ------------[ cut here ]------------
| [   39.874019][ T2277] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2277
| [   39.874288][ T2277] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   39.874894][ T2277] Tainted: [W]=WARN
[   39.875004][ T2277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.875190][ T2277] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   39.875381][ T2277] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   39.875909][ T2277] RSP: 0018:ffa0000005987020 EFLAGS: 00010286
[   39.876099][ T2277] RAX: 00000000ffffffa6 RBX: ff11000005dc1cc0 RCX: 1ff4000000b30dca
[   39.876319][ T2277] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1d70
[   39.876539][ T2277] RBP: ff1100000c24a000 R08: 1fe2200000bb83af R09: ff11000009df2e58
[   39.876754][ T2277] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   39.876977][ T2277] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   39.877204][ T2277] FS:  00007f5cd29cc840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   39.877469][ T2277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.877654][ T2277] CR2: 000000003b6a5988 CR3: 0000000012c36004 CR4: 0000000000771ef0
[   39.877880][ T2277] PKRU: 55555554
[   39.877990][ T2277] Call Trace:
[   39.878100][ T2277]  <TASK>
[   39.878177][ T2277]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   39.878323][ T2277]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   39.878433][ T2277]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   39.878579][ T2277]  __dev_notify_flags (net/core/dev.c:9787)
[   39.878728][ T2277]  ? netif_change_name (net/core/dev.c:1495)
[   39.878885][ T2277]  ? __dev_change_flags (net/core/dev.c:9752)
[   39.879033][ T2277]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   39.879183][ T2277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.879332][ T2277]  ? 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))
[   39.879480][ T2277]  netif_change_flags (net/core/dev.c:9820)
[   39.879626][ T2277]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.879774][ T2277]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   39.880303][ T2277]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   39.880447][ T2277]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   39.880627][ T2277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.880778][ T2277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.880931][ T2277]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.881075][ T2277]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.881226][ T2277]  ? __kernel_text_address (kernel/extable.c:79)
[   39.881373][ T2277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.881523][ T2277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.881669][ T2277]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.881815][ T2277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.881970][ T2277]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   39.882118][ T2277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.882266][ T2277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.882413][ T2277]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   39.882555][ T2277]  ? __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)
[   39.882704][ T2277]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   39.882850][ T2277]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   39.883003][ T2277]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   39.883159][ T2277]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   39.883308][ T2277]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   39.883452][ T2277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.883598][ T2277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.883773][ T2277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.883915][ T2277]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   39.884048][ T2277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.884186][ T2277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.884316][ T2277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.884448][ T2277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.884579][ T2277]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   39.884712][ T2277]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   39.884848][ T2277]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   39.884982][ T2277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.885138][ T2277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.885274][ T2277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.885406][ T2277]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   39.885536][ T2277]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   39.885668][ T2277]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   39.885799][ T2277]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.885936][ T2277]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.886070][ T2277]  ? 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))
[   39.886206][ T2277]  ? 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))
[   39.886340][ T2277]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.886473][ T2277]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.886603][ T2277]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   39.886734][ T2277]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   39.886870][ T2277]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   39.887027][ T2277]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   39.887163][ T2277]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   39.887315][ T2277]  ? copy_msghdr_from_user (net/socket.c:2635)
[   39.887447][ T2277]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   39.887608][ T2277]  ? move_addr_to_kernel (net/socket.c:258)
[   39.887738][ T2277]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.887874][ T2277]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   39.888006][ T2277]  ___sys_sendmsg (net/socket.c:2752)
[   39.888135][ T2277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   39.888305][ T2277]  ? copy_msghdr_from_user (net/socket.c:2603)
[   39.888448][ T2277]  __sys_sendmsg (net/socket.c:2784)
[   39.888578][ T2277]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   39.888710][ T2277]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   39.888880][ T2277]  ? 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)
[   39.889010][ T2277]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   39.889142][ T2277]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   39.889313][ T2277]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   39.889447][ T2277]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   39.889578][ T2277]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.889739][ T2277] RIP: 0033:0x7f5cd2c0608e
[   39.889877][ T2277] 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
[   39.890345][ T2277] RSP: 002b:00007fffdbe4df30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.890542][ T2277] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cd2c0608e
[   39.890736][ T2277] RDX: 0000000000000000 RSI: 00007fffdbe4dfe0 RDI: 0000000000000005
[   39.890936][ T2277] RBP: 00007fffdbe4df40 R08: 0000000000000000 R09: 0000000000000000
[   39.891132][ T2277] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   39.891329][ T2277] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffdbe4e6a0
| [   40.033628][ T2292] ------------[ cut here ]------------
| [   40.033804][ T2292] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2292
| [   40.034088][ T2292] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.034638][ T2292] Tainted: [W]=WARN
[   40.034739][ T2292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.034913][ T2292] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.035088][ T2292] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.035566][ T2292] RSP: 0018:ffa00000058871b0 EFLAGS: 00010286
[   40.035735][ T2292] RAX: 00000000ffffffa6 RBX: ff1100000cc684c0 RCX: 1ff4000000b10dfc
[   40.035940][ T2292] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68570
[   40.036141][ T2292] RBP: ff11000008751000 R08: 1fe220000198d0af R09: ff11000012ec0b80
[   40.036346][ T2292] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.036547][ T2292] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   40.036748][ T2292] FS:  00007ff5cef65840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   40.036988][ T2292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.037162][ T2292] CR2: 00007ff5cf15e460 CR3: 0000000012501001 CR4: 0000000000771ef0
[   40.037364][ T2292] PKRU: 55555554
[   40.037467][ T2292] Call Trace:
[   40.037568][ T2292]  <TASK>
[   40.037637][ T2292]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.037773][ T2292]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.037880][ T2292]  __dev_notify_flags (net/core/dev.c:9787)
[   40.038016][ T2292]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   40.038156][ T2292]  ? netif_change_name (net/core/dev.c:1495)
[   40.038294][ T2292]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.038430][ T2292]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   40.038565][ T2292]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.038696][ T2292]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.038829][ T2292]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.038975][ T2292]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.039112][ T2292]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.039255][ T2292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.039389][ T2292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.039525][ T2292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.039658][ T2292]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.039791][ T2292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.039936][ T2292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.040071][ T2292]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.040211][ T2292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.040344][ T2292]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.040476][ T2292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.040607][ T2292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.040742][ T2292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.040877][ T2292]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.041012][ T2292]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.041144][ T2292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.041281][ T2292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.041416][ T2292]  ? 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))
[   40.041549][ T2292]  ? 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))
[   40.041684][ T2292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.041818][ T2292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.041957][ T2292]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.042094][ T2292]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.042232][ T2292]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.042394][ T2292]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.042533][ T2292]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.042668][ T2292]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.042800][ T2292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.042973][ T2292]  ? move_addr_to_kernel (net/socket.c:258)
[   40.043111][ T2292]  ___sys_sendmsg (net/socket.c:2752)
[   40.043247][ T2292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.043380][ T2292]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.043524][ T2292]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   40.043659][ T2292]  __sys_sendmsg (net/socket.c:2784)
[   40.043793][ T2292]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.043938][ T2292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.044071][ T2292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.044209][ T2292]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.044343][ T2292]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.044476][ T2292]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.044612][ T2292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.044776][ T2292] RIP: 0033:0x7ff5cf19f08e
[   40.044921][ T2292] 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
[   40.045397][ T2292] RSP: 002b:00007ffe244e2b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.045600][ T2292] RAX: ffffffffffffffda RBX: 00007ffe244e32d8 RCX: 00007ff5cf19f08e
[   40.045800][ T2292] RDX: 0000000000000000 RSI: 00007ffe244e2bf0 RDI: 0000000000000005
[   40.046005][ T2292] RBP: 00007ffe244e2b50 R08: 0000000000000000 R09: 0000000000000000
[   40.046209][ T2292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   40.046407][ T2292] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe244e32b0
| [   40.069673][ T2293] ------------[ cut here ]------------
| [   40.069858][ T2293] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2293
| [   40.070190][ T2293] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.070821][ T2293] Tainted: [W]=WARN
[   40.071488][ T2293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.071708][ T2293] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.071940][ T2293] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.072453][ T2293] RSP: 0018:ffa00000052d7020 EFLAGS: 00010286
[   40.072670][ T2293] RAX: 00000000ffffffa6 RBX: ff11000011b58dc0 RCX: 1ff4000000a5adca
[   40.072926][ T2293] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011b58e70
[   40.073182][ T2293] RBP: ff11000008751000 R08: 1fe220000236b1cf R09: ff110000125a8b58
[   40.073423][ T2293] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   40.073665][ T2293] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.073924][ T2293] FS:  00007f60f388d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   40.074207][ T2293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.074420][ T2293] CR2: 000000002573a988 CR3: 000000000eb4b006 CR4: 0000000000771ef0
[   40.074664][ T2293] PKRU: 55555554
[   40.074810][ T2293] Call Trace:
[   40.074971][ T2293]  <TASK>
[   40.075088][ T2293]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.075280][ T2293]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.075428][ T2293]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.075608][ T2293]  __dev_notify_flags (net/core/dev.c:9787)
[   40.075803][ T2293]  ? netif_change_name (net/core/dev.c:1495)
[   40.075995][ T2293]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.076185][ T2293]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.076363][ T2293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.076543][ T2293]  ? 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))
[   40.076722][ T2293]  netif_change_flags (net/core/dev.c:9820)
[   40.076913][ T2293]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.077093][ T2293]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.077285][ T2293]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.077470][ T2293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.077679][ T2293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.077863][ T2293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.078053][ T2293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.078240][ T2293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.078420][ T2293]  ? __kernel_text_address (kernel/extable.c:79)
[   40.078608][ T2293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.078790][ T2293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.078978][ T2293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.079164][ T2293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.079343][ T2293]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.079550][ T2293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.079728][ T2293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.079920][ T2293]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.080103][ T2293]  ? __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)
[   40.080289][ T2293]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.080471][ T2293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.080653][ T2293]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.080833][ T2293]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.081027][ T2293]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.081217][ T2293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.081397][ T2293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.081583][ T2293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.081760][ T2293]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.081949][ T2293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.082129][ T2293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.082313][ T2293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.082498][ T2293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.082677][ T2293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.082856][ T2293]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.083048][ T2293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.083234][ T2293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.083417][ T2293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.083606][ T2293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.083789][ T2293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.083979][ T2293]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.084171][ T2293]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.084349][ T2293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.084560][ T2293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.084742][ T2293]  ? 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))
[   40.084964][ T2293]  ? 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))
[   40.085147][ T2293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.085337][ T2293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.085518][ T2293]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.085701][ T2293]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.085897][ T2293]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.086079][ T2293]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.086268][ T2293]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.086447][ T2293]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.086629][ T2293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.086839][ T2293]  ? move_addr_to_kernel (net/socket.c:258)
[   40.087030][ T2293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.087216][ T2293]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.087398][ T2293]  ___sys_sendmsg (net/socket.c:2752)
[   40.087577][ T2293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.087789][ T2293]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.087994][ T2293]  __sys_sendmsg (net/socket.c:2784)
[   40.088183][ T2293]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.088360][ T2293]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.088663][ T2293]  ? 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)
[   40.088885][ T2293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.089162][ T2293]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.089344][ T2293]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.089525][ T2293]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.089708][ T2293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.089937][ T2293] RIP: 0033:0x7f60f3ac708e
[   40.090127][ T2293] 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
[   40.090658][ T2293] RSP: 002b:00007ffcfb88e030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.090924][ T2293] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60f3ac708e
[   40.091172][ T2293] RDX: 0000000000000000 RSI: 00007ffcfb88e0e0 RDI: 0000000000000005
[   40.091415][ T2293] RBP: 00007ffcfb88e040 R08: 0000000000000000 R09: 0000000000000000
[   40.091659][ T2293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   40.092032][ T2293] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfb88e7a0
| [   40.269034][ T2312] ------------[ cut here ]------------
| [   40.269212][ T2312] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2312
| [   40.269488][ T2312] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.270057][ T2312] Tainted: [W]=WARN
[   40.270166][ T2312] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.270336][ T2312] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.270519][ T2312] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.271063][ T2312] RSP: 0018:ffa0000005a971b0 EFLAGS: 00010286
[   40.271239][ T2312] RAX: 00000000ffffffa6 RBX: ff110000100aeac0 RCX: 1ff4000000b52dfc
[   40.271442][ T2312] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100aeb70
[   40.271643][ T2312] RBP: ff11000012bf9000 R08: 1fe2200002015d6f R09: ff11000010d35180
[   40.271843][ T2312] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   40.272100][ T2312] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   40.272309][ T2312] FS:  00007efcbff91840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   40.272548][ T2312] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.272774][ T2312] CR2: 00007efcc018a460 CR3: 0000000012dff003 CR4: 0000000000771ef0
[   40.273035][ T2312] PKRU: 55555554
[   40.273136][ T2312] Call Trace:
[   40.273242][ T2312]  <TASK>
[   40.273312][ T2312]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.273450][ T2312]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.273552][ T2312]  __dev_notify_flags (net/core/dev.c:9787)
[   40.273687][ T2312]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   40.273824][ T2312]  ? netif_change_name (net/core/dev.c:1495)
[   40.274019][ T2312]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.274161][ T2312]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   40.274297][ T2312]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.274430][ T2312]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.274565][ T2312]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.274706][ T2312]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.274845][ T2312]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.275075][ T2312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.275217][ T2312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.275351][ T2312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.275487][ T2312]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.275625][ T2312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.275764][ T2312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.275979][ T2312]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.276114][ T2312]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.276252][ T2312]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.276384][ T2312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.276517][ T2312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.276650][ T2312]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.276782][ T2312]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.276994][ T2312]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.277126][ T2312]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.277263][ T2312]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.277398][ T2312]  ? 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))
[   40.277532][ T2312]  ? 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))
[   40.277665][ T2312]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.277798][ T2312]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.278007][ T2312]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.278139][ T2312]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.278279][ T2312]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.278412][ T2312]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.278549][ T2312]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.278682][ T2312]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.278815][ T2312]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.279059][ T2312]  ? move_addr_to_kernel (net/socket.c:258)
[   40.279202][ T2312]  ___sys_sendmsg (net/socket.c:2752)
[   40.279334][ T2312]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.279466][ T2312]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.279608][ T2312]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   40.279741][ T2312]  __sys_sendmsg (net/socket.c:2784)
[   40.279993][ T2312]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.280133][ T2312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.280269][ T2312]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.280402][ T2312]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.280535][ T2312]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.280667][ T2312]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.280802][ T2312]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.281056][ T2312] RIP: 0033:0x7efcc01cb08e
[   40.281203][ T2312] 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
[   40.281671][ T2312] RSP: 002b:00007fff245abb60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.281907][ T2312] RAX: ffffffffffffffda RBX: 00007fff245ac2f8 RCX: 00007efcc01cb08e
[   40.282108][ T2312] RDX: 0000000000000000 RSI: 00007fff245abc10 RDI: 0000000000000005
[   40.282310][ T2312] RBP: 00007fff245abb70 R08: 0000000000000000 R09: 0000000000000000
[   40.282508][ T2312] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   40.282705][ T2312] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff245ac2d0
| [   40.313022][ T2313] ------------[ cut here ]------------
| [   40.313180][ T2313] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2313
| [   40.313449][ T2313] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.314536][ T2313] Tainted: [W]=WARN
[   40.314638][ T2313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.314811][ T2313] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.315000][ T2313] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.315465][ T2313] RSP: 0018:ffa0000005a37020 EFLAGS: 00010286
[   40.315629][ T2313] RAX: 00000000ffffffa6 RBX: ff110000100bef40 RCX: 1ff4000000b46dca
[   40.315824][ T2313] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100beff0
[   40.316023][ T2313] RBP: ff11000012bf9000 R08: 1fe2200002017dff R09: ff1100000cc60b58
[   40.316222][ T2313] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   40.316417][ T2313] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.316611][ T2313] FS:  00007f21bd8c8840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   40.316844][ T2313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.317014][ T2313] CR2: 0000000027510988 CR3: 0000000012d67003 CR4: 0000000000771ef0
[   40.317215][ T2313] PKRU: 55555554
[   40.317313][ T2313] Call Trace:
[   40.317412][ T2313]  <TASK>
[   40.317480][ T2313]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.317613][ T2313]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.317713][ T2313]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.317843][ T2313]  __dev_notify_flags (net/core/dev.c:9787)
[   40.317982][ T2313]  ? netif_change_name (net/core/dev.c:1495)
[   40.318110][ T2313]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.318246][ T2313]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.318375][ T2313]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.318508][ T2313]  ? 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))
[   40.318646][ T2313]  netif_change_flags (net/core/dev.c:9820)
[   40.318777][ T2313]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.318917][ T2313]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.319047][ T2313]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.319185][ T2313]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.319348][ T2313]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.319478][ T2313]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.319608][ T2313]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.319736][ T2313]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.319871][ T2313]  ? __kernel_text_address (kernel/extable.c:79)
[   40.320003][ T2313]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.320132][ T2313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.320264][ T2313]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.320393][ T2313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.320521][ T2313]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.320650][ T2313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.320779][ T2313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.320910][ T2313]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.321040][ T2313]  ? __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)
[   40.321170][ T2313]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.321298][ T2313]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.321428][ T2313]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.321560][ T2313]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.321693][ T2313]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.321824][ T2313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.321960][ T2313]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.322087][ T2313]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.322218][ T2313]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.322346][ T2313]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.322477][ T2313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.322605][ T2313]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.322734][ T2313]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.322867][ T2313]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.323000][ T2313]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.323129][ T2313]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.323261][ T2313]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.323389][ T2313]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.323518][ T2313]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.323650][ T2313]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.323779][ T2313]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.323917][ T2313]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.324048][ T2313]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.324182][ T2313]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.324315][ T2313]  ? 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))
[   40.324443][ T2313]  ? 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))
[   40.324574][ T2313]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.324702][ T2313]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.324837][ T2313]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.324972][ T2313]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.325103][ T2313]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.325236][ T2313]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.325366][ T2313]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.325495][ T2313]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.325623][ T2313]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.325786][ T2313]  ? move_addr_to_kernel (net/socket.c:258)
[   40.325923][ T2313]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.326054][ T2313]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.326189][ T2313]  ___sys_sendmsg (net/socket.c:2752)
[   40.326318][ T2313]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.326480][ T2313]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.326623][ T2313]  __sys_sendmsg (net/socket.c:2784)
[   40.326753][ T2313]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.326888][ T2313]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.327051][ T2313]  ? 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)
[   40.327186][ T2313]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.327316][ T2313]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.327445][ T2313]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.327573][ T2313]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.327703][ T2313]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.327869][ T2313] RIP: 0033:0x7f21bdb0208e
[   40.328006][ T2313] 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
[   40.328470][ T2313] RSP: 002b:00007ffd78fef720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.328666][ T2313] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f21bdb0208e
[   40.328858][ T2313] RDX: 0000000000000000 RSI: 00007ffd78fef7d0 RDI: 0000000000000005
[   40.329055][ T2313] RBP: 00007ffd78fef730 R08: 0000000000000000 R09: 0000000000000000
[   40.329250][ T2313] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   40.329443][ T2313] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd78fefe90
| [   40.516458][ T2336] ------------[ cut here ]------------
| [   40.516632][ T2336] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2336
| [   40.517022][ T2336] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.517577][ T2336] Tainted: [W]=WARN
[   40.517678][ T2336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.517846][ T2336] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.518032][ T2336] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.518520][ T2336] RSP: 0018:ffa0000005bd71b0 EFLAGS: 00010286
[   40.518694][ T2336] RAX: 00000000ffffffa6 RBX: ff1100000eb58940 RCX: 1ff4000000b7adfc
[   40.518907][ T2336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb589f0
[   40.519112][ T2336] RBP: ff1100000b0d9000 R08: 1fe2200001d6b13f R09: ff11000012f85180
[   40.519320][ T2336] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.519527][ T2336] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   40.519736][ T2336] FS:  00007f63aa334840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   40.519986][ T2336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.520168][ T2336] CR2: 00007f63aa52d460 CR3: 0000000012f66004 CR4: 0000000000771ef0
[   40.520378][ T2336] PKRU: 55555554
[   40.520483][ T2336] Call Trace:
[   40.520588][ T2336]  <TASK>
[   40.520661][ T2336]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.520806][ T2336]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.520920][ T2336]  __dev_notify_flags (net/core/dev.c:9787)
[   40.521059][ T2336]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   40.521201][ T2336]  ? netif_change_name (net/core/dev.c:1495)
[   40.521341][ T2336]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.521478][ T2336]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   40.521615][ T2336]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.521752][ T2336]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.521894][ T2336]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.522035][ T2336]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.522175][ T2336]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.522311][ T2336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.522446][ T2336]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.522582][ T2336]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.522715][ T2336]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.522850][ T2336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.522993][ T2336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.523128][ T2336]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.523266][ T2336]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.523400][ T2336]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.523532][ T2336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.523664][ T2336]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.523798][ T2336]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.523936][ T2336]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.524070][ T2336]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.524208][ T2336]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.524340][ T2336]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.524477][ T2336]  ? 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))
[   40.524610][ T2336]  ? 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))
[   40.524744][ T2336]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.524882][ T2336]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.525016][ T2336]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.525151][ T2336]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.525290][ T2336]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.525425][ T2336]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.525561][ T2336]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.525695][ T2336]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.525829][ T2336]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.526000][ T2336]  ? move_addr_to_kernel (net/socket.c:258)
[   40.526137][ T2336]  ___sys_sendmsg (net/socket.c:2752)
[   40.526274][ T2336]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.526406][ T2336]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.526549][ T2336]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   40.526684][ T2336]  __sys_sendmsg (net/socket.c:2784)
[   40.526818][ T2336]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.526961][ T2336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.527094][ T2336]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.527231][ T2336]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.527363][ T2336]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.527495][ T2336]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.527630][ T2336]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.527795][ T2336] RIP: 0033:0x7f63aa56e08e
[   40.527939][ T2336] 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
[   40.528414][ T2336] RSP: 002b:00007ffe75310770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.528614][ T2336] RAX: ffffffffffffffda RBX: 00007ffe75310f08 RCX: 00007f63aa56e08e
[   40.528811][ T2336] RDX: 0000000000000000 RSI: 00007ffe75310820 RDI: 0000000000000005
[   40.529015][ T2336] RBP: 00007ffe75310780 R08: 0000000000000000 R09: 0000000000000000
[   40.529216][ T2336] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   40.529412][ T2336] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe75310ee0
| [   40.553930][ T2337] ------------[ cut here ]------------
| [   40.554077][ T2337] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2337
| [   40.554349][ T2337] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.554901][ T2337] Tainted: [W]=WARN
[   40.555002][ T2337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.555171][ T2337] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.555344][ T2337] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.555810][ T2337] RSP: 0018:ffa0000005be7020 EFLAGS: 00010286
[   40.555982][ T2337] RAX: 00000000ffffffa6 RBX: ff11000005dc16c0 RCX: 1ff4000000b7cdca
[   40.556184][ T2337] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc1770
[   40.556381][ T2337] RBP: ff1100000b0d9000 R08: 1fe2200000bb82ef R09: ff11000011a15158
[   40.556575][ T2337] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   40.556773][ T2337] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.556974][ T2337] FS:  00007f70e410e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   40.557210][ T2337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.557375][ T2337] CR2: 000000002de87988 CR3: 0000000012f62006 CR4: 0000000000771ef0
[   40.557571][ T2337] PKRU: 55555554
[   40.557668][ T2337] Call Trace:
[   40.557766][ T2337]  <TASK>
[   40.557835][ T2337]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.557975][ T2337]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.558076][ T2337]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.558212][ T2337]  __dev_notify_flags (net/core/dev.c:9787)
[   40.558345][ T2337]  ? netif_change_name (net/core/dev.c:1495)
[   40.558474][ T2337]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.558603][ T2337]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.558734][ T2337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.558870][ T2337]  ? 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))
[   40.559004][ T2337]  netif_change_flags (net/core/dev.c:9820)
[   40.559135][ T2337]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.559273][ T2337]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.559405][ T2337]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.559536][ T2337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.559698][ T2337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.559828][ T2337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.559964][ T2337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.560093][ T2337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.560228][ T2337]  ? __kernel_text_address (kernel/extable.c:79)
[   40.560359][ T2337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.560491][ T2337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.560620][ T2337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.560749][ T2337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.560884][ T2337]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.561017][ T2337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.561148][ T2337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.561282][ T2337]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.561412][ T2337]  ? __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)
[   40.561541][ T2337]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.561668][ T2337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.561799][ T2337]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.561937][ T2337]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.562071][ T2337]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.562206][ T2337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.562334][ T2337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.562465][ T2337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.562595][ T2337]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.562725][ T2337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.562860][ T2337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.562994][ T2337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.563123][ T2337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.563257][ T2337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.563389][ T2337]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.563517][ T2337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.563646][ T2337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.563776][ T2337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.563909][ T2337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.564042][ T2337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.564177][ T2337]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.564308][ T2337]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.564440][ T2337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.564572][ T2337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.564705][ T2337]  ? 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))
[   40.564835][ T2337]  ? 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))
[   40.564972][ T2337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.565106][ T2337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.565240][ T2337]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.565372][ T2337]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.565504][ T2337]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.565636][ T2337]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.565771][ T2337]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.565907][ T2337]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.566038][ T2337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.566204][ T2337]  ? move_addr_to_kernel (net/socket.c:258)
[   40.566337][ T2337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.566467][ T2337]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.566600][ T2337]  ___sys_sendmsg (net/socket.c:2752)
[   40.566729][ T2337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.566897][ T2337]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.567039][ T2337]  __sys_sendmsg (net/socket.c:2784)
[   40.567178][ T2337]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.567309][ T2337]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.567473][ T2337]  ? 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)
[   40.567606][ T2337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.567736][ T2337]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.567873][ T2337]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.568005][ T2337]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.568136][ T2337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.568303][ T2337] RIP: 0033:0x7f70e434808e
[   40.568441][ T2337] 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
[   40.568908][ T2337] RSP: 002b:00007fff565696a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.569106][ T2337] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f70e434808e
[   40.569307][ T2337] RDX: 0000000000000000 RSI: 00007fff56569750 RDI: 0000000000000005
[   40.569505][ T2337] RBP: 00007fff565696b0 R08: 0000000000000000 R09: 0000000000000000
[   40.569699][ T2337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4d
[   40.569899][ T2337] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff56569e10
| [   40.788736][ T2364] ------------[ cut here ]------------
| [   40.788920][ T2364] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2364
| [   40.789193][ T2364] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.789737][ T2364] Tainted: [W]=WARN
[   40.789842][ T2364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.790015][ T2364] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.790193][ T2364] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.790666][ T2364] RSP: 0018:ffa0000005d671b0 EFLAGS: 00010286
[   40.790837][ T2364] RAX: 00000000ffffffa6 RBX: ff1100000c9653c0 RCX: 1ff4000000bacdfc
[   40.791042][ T2364] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965470
[   40.791245][ T2364] RBP: ff11000010fd9000 R08: 1fe220000192ca8f R09: ff1100000f388b80
[   40.791443][ T2364] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   40.791644][ T2364] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   40.791846][ T2364] FS:  00007f3c2662f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   40.792086][ T2364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.792264][ T2364] CR2: 00007f3c26828460 CR3: 0000000012dd8006 CR4: 0000000000771ef0
[   40.792464][ T2364] PKRU: 55555554
[   40.792566][ T2364] Call Trace:
[   40.792667][ T2364]  <TASK>
[   40.792738][ T2364]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.792879][ T2364]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.792982][ T2364]  __dev_notify_flags (net/core/dev.c:9787)
[   40.793114][ T2364]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   40.793254][ T2364]  ? netif_change_name (net/core/dev.c:1495)
[   40.793391][ T2364]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   40.793527][ T2364]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   40.793661][ T2364]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   40.793815][ T2364]  ? __dev_get_by_name (net/core/dev.c:883)
[   40.793966][ T2364]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   40.794107][ T2364]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   40.794252][ T2364]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.794388][ T2364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.794524][ T2364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.794658][ T2364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.794791][ T2364]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.794932][ T2364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.795070][ T2364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.795213][ T2364]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.795345][ T2364]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.795480][ T2364]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.795616][ T2364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.795753][ T2364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.795897][ T2364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.796033][ T2364]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.796176][ T2364]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.796311][ T2364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.796449][ T2364]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.796586][ T2364]  ? 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))
[   40.796718][ T2364]  ? 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))
[   40.796853][ T2364]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.796995][ T2364]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.797131][ T2364]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.797273][ T2364]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.797410][ T2364]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.797547][ T2364]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.797687][ T2364]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.797822][ T2364]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.797963][ T2364]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.798129][ T2364]  ? move_addr_to_kernel (net/socket.c:258)
[   40.798271][ T2364]  ___sys_sendmsg (net/socket.c:2752)
[   40.798406][ T2364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.798540][ T2364]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.798684][ T2364]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   40.798821][ T2364]  __sys_sendmsg (net/socket.c:2784)
[   40.798958][ T2364]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.799097][ T2364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.799237][ T2364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.799370][ T2364]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.799504][ T2364]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.799640][ T2364]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.799775][ T2364]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.799946][ T2364] RIP: 0033:0x7f3c2686908e
[   40.800087][ T2364] 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
[   40.800560][ T2364] RSP: 002b:00007fff6c4ada60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.800761][ T2364] RAX: ffffffffffffffda RBX: 00007fff6c4ae1f8 RCX: 00007f3c2686908e
[   40.800967][ T2364] RDX: 0000000000000000 RSI: 00007fff6c4adb10 RDI: 0000000000000005
[   40.801172][ T2364] RBP: 00007fff6c4ada70 R08: 0000000000000000 R09: 0000000000000000
[   40.801372][ T2364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4e
[   40.801571][ T2364] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6c4ae1d0
| [   40.825792][ T2365] ------------[ cut here ]------------
| [   40.825963][ T2365] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2365
| [   40.826233][ T2365] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   40.826772][ T2365] Tainted: [W]=WARN
[   40.826879][ T2365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.827108][ T2365] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   40.827307][ T2365] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   40.827774][ T2365] RSP: 0018:ffa0000005d77020 EFLAGS: 00010286
[   40.828031][ T2365] RAX: 00000000ffffffa6 RBX: ff1100000f18ec40 RCX: 1ff4000000baedca
[   40.828233][ T2365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18ecf0
[   40.828428][ T2365] RBP: ff11000010fd9000 R08: 1fe2200001e31d9f R09: ff1100000f38d158
[   40.828621][ T2365] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   40.828813][ T2365] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   40.829086][ T2365] FS:  00007fdbfcb98840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   40.829322][ T2365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.829487][ T2365] CR2: 0000000002264988 CR3: 000000000eb63002 CR4: 0000000000771ef0
[   40.829685][ T2365] PKRU: 55555554
[   40.829784][ T2365] Call Trace:
[   40.829949][ T2365]  <TASK>
[   40.830017][ T2365]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   40.830153][ T2365]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   40.830257][ T2365]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   40.830387][ T2365]  __dev_notify_flags (net/core/dev.c:9787)
[   40.830518][ T2365]  ? netif_change_name (net/core/dev.c:1495)
[   40.830650][ T2365]  ? __dev_change_flags (net/core/dev.c:9752)
[   40.830779][ T2365]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   40.830995][ T2365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.831127][ T2365]  ? 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))
[   40.831262][ T2365]  netif_change_flags (net/core/dev.c:9820)
[   40.831389][ T2365]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.831517][ T2365]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   40.831682][ T2365]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   40.831833][ T2365]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   40.832070][ T2365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.832212][ T2365]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.832346][ T2365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.832480][ T2365]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.832615][ T2365]  ? __kernel_text_address (kernel/extable.c:79)
[   40.832752][ T2365]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.832966][ T2365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.833093][ T2365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.833223][ T2365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.833350][ T2365]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   40.833476][ T2365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.833602][ T2365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.833727][ T2365]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   40.833854][ T2365]  ? __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)
[   40.834067][ T2365]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   40.834201][ T2365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   40.834329][ T2365]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   40.834458][ T2365]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   40.834588][ T2365]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   40.834715][ T2365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.834841][ T2365]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.835032][ T2365]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.835160][ T2365]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   40.835287][ T2365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.835415][ T2365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.835545][ T2365]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.835675][ T2365]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.835802][ T2365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   40.835956][ T2365]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   40.836083][ T2365]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   40.836217][ T2365]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.836344][ T2365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.836469][ T2365]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.836597][ T2365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   40.836732][ T2365]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   40.836859][ T2365]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   40.836992][ T2365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.837117][ T2365]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.837252][ T2365]  ? 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))
[   40.837376][ T2365]  ? 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))
[   40.837504][ T2365]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.837630][ T2365]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.837768][ T2365]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   40.837902][ T2365]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   40.838028][ T2365]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   40.838159][ T2365]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   40.838288][ T2365]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   40.838414][ T2365]  ? copy_msghdr_from_user (net/socket.c:2635)
[   40.838541][ T2365]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   40.838697][ T2365]  ? move_addr_to_kernel (net/socket.c:258)
[   40.838823][ T2365]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.838955][ T2365]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   40.839083][ T2365]  ___sys_sendmsg (net/socket.c:2752)
[   40.839213][ T2365]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   40.839370][ T2365]  ? copy_msghdr_from_user (net/socket.c:2603)
[   40.839507][ T2365]  __sys_sendmsg (net/socket.c:2784)
[   40.839633][ T2365]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   40.839780][ T2365]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   40.839942][ T2365]  ? 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)
[   40.840071][ T2365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   40.840201][ T2365]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   40.840327][ T2365]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   40.840454][ T2365]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   40.840666][ T2365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.840847][ T2365] RIP: 0033:0x7fdbfcdd208e
[   40.840987][ T2365] 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
[   40.841530][ T2365] RSP: 002b:00007ffeb7f7cbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.841720][ T2365] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdbfcdd208e
[   40.842009][ T2365] RDX: 0000000000000000 RSI: 00007ffeb7f7cc80 RDI: 0000000000000005
[   40.842202][ T2365] RBP: 00007ffeb7f7cbe0 R08: 0000000000000000 R09: 0000000000000000
[   40.842391][ T2365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4e
[   40.842664][ T2365] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeb7f7d340
| [   41.065869][ T2391] ------------[ cut here ]------------
| [   41.066096][ T2391] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2391
| [   41.066433][ T2391] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.067119][ T2391] Tainted: [W]=WARN
[   41.067277][ T2391] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.067500][ T2391] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.067730][ T2391] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.068280][ T2391] RSP: 0018:ffa0000005d871b0 EFLAGS: 00010286
[   41.068498][ T2391] RAX: 00000000ffffffa6 RBX: ff1100000b2eaac0 RCX: 1ff4000000bb0dfc
[   41.068749][ T2391] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eab70
[   41.069013][ T2391] RBP: ff11000008839000 R08: 1fe220000165d56f R09: ff1100001285ae80
[   41.069269][ T2391] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   41.069521][ T2391] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   41.069772][ T2391] FS:  00007f9ee55cc840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.070070][ T2391] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.070298][ T2391] CR2: 0000000000445f00 CR3: 0000000013057001 CR4: 0000000000771ef0
[   41.070552][ T2391] PKRU: 55555554
[   41.070702][ T2391] Call Trace:
[   41.070853][ T2391]  <TASK>
[   41.070984][ T2391]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.071181][ T2391]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.071334][ T2391]  __dev_notify_flags (net/core/dev.c:9787)
[   41.071521][ T2391]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   41.071706][ T2391]  ? netif_change_name (net/core/dev.c:1495)
[   41.071908][ T2391]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   41.072094][ T2391]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   41.072289][ T2391]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   41.072477][ T2391]  ? __dev_get_by_name (net/core/dev.c:883)
[   41.072661][ T2391]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   41.072850][ T2391]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   41.073053][ T2391]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   41.073249][ T2391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.073436][ T2391]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.073621][ T2391]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.073803][ T2391]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.073999][ T2391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.074193][ T2391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.074380][ T2391]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.074564][ T2391]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.074748][ T2391]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.074944][ T2391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.075127][ T2391]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.075322][ T2391]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.075505][ T2391]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.075688][ T2391]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.075884][ T2391]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.076069][ T2391]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.076266][ T2391]  ? 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))
[   41.076451][ T2391]  ? 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))
[   41.076636][ T2391]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.076821][ T2391]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.077016][ T2391]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.077208][ T2391]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.077393][ T2391]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.077576][ T2391]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.077763][ T2391]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.077961][ T2391]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.078144][ T2391]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.078369][ T2391]  ? move_addr_to_kernel (net/socket.c:258)
[   41.078558][ T2391]  ___sys_sendmsg (net/socket.c:2752)
[   41.078741][ T2391]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.078940][ T2391]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.079134][ T2391]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   41.079327][ T2391]  __sys_sendmsg (net/socket.c:2784)
[   41.079511][ T2391]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.079698][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.079897][ T2391]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.080082][ T2391]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.080271][ T2391]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.080455][ T2391]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.080640][ T2391]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.080855][ T2391] RIP: 0033:0x7f9ee580608e
[   41.081057][ T2391] 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
[   41.081586][ T2391] RSP: 002b:00007ffceeabcd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.081838][ T2391] RAX: ffffffffffffffda RBX: 00007ffceeabd518 RCX: 00007f9ee580608e
[   41.082097][ T2391] RDX: 0000000000000000 RSI: 00007ffceeabce30 RDI: 0000000000000005
[   41.082351][ T2391] RBP: 00007ffceeabcd90 R08: 0000000000000000 R09: 0000000000000000
[   41.082601][ T2391] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4e
[   41.082849][ T2391] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceeabd4f0
| [   41.116943][ T2392] ------------[ cut here ]------------
| [   41.117101][ T2392] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2392
| [   41.117376][ T2392] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.117928][ T2392] Tainted: [W]=WARN
[   41.118031][ T2392] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.118203][ T2392] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.118379][ T2392] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.118857][ T2392] RSP: 0018:ffa0000005e97020 EFLAGS: 00010286
[   41.119032][ T2392] RAX: 00000000ffffffa6 RBX: ff1100000cc687c0 RCX: 1ff4000000bd2dca
[   41.119237][ T2392] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68870
[   41.119434][ T2392] RBP: ff11000008839000 R08: 1fe220000198d10f R09: ff1100001285d158
[   41.119633][ T2392] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   41.119832][ T2392] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   41.120040][ T2392] FS:  00007ff31579a840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   41.120280][ T2392] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.120449][ T2392] CR2: 000000002a138988 CR3: 0000000012c1e006 CR4: 0000000000771ef0
[   41.120650][ T2392] PKRU: 55555554
[   41.120752][ T2392] Call Trace:
[   41.120853][ T2392]  <TASK>
[   41.120930][ T2392]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.121066][ T2392]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.121172][ T2392]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   41.121305][ T2392]  __dev_notify_flags (net/core/dev.c:9787)
[   41.121440][ T2392]  ? netif_change_name (net/core/dev.c:1495)
[   41.121576][ T2392]  ? __dev_change_flags (net/core/dev.c:9752)
[   41.121710][ T2392]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   41.121843][ T2392]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.121983][ T2392]  ? 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))
[   41.122119][ T2392]  netif_change_flags (net/core/dev.c:9820)
[   41.122256][ T2392]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   41.122390][ T2392]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   41.122525][ T2392]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   41.122658][ T2392]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   41.122823][ T2392]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.122964][ T2392]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.123097][ T2392]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.123231][ T2392]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.123365][ T2392]  ? __kernel_text_address (kernel/extable.c:79)
[   41.123501][ T2392]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.123639][ T2392]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.123773][ T2392]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.123912][ T2392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.124044][ T2392]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.124183][ T2392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.124316][ T2392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.124447][ T2392]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.124581][ T2392]  ? __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)
[   41.124717][ T2392]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.124850][ T2392]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   41.124989][ T2392]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.125127][ T2392]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   41.125268][ T2392]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   41.125403][ T2392]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.125536][ T2392]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.125668][ T2392]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.125800][ T2392]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.125940][ T2392]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.126075][ T2392]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.126215][ T2392]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.126348][ T2392]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.126481][ T2392]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.126615][ T2392]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   41.126747][ T2392]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.126883][ T2392]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.127016][ T2392]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.127149][ T2392]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.127290][ T2392]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.127423][ T2392]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.127557][ T2392]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.127691][ T2392]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.127827][ T2392]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.127970][ T2392]  ? 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))
[   41.128107][ T2392]  ? 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))
[   41.128246][ T2392]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.128382][ T2392]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.128524][ T2392]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.128659][ T2392]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.128793][ T2392]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.128932][ T2392]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.129068][ T2392]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.129207][ T2392]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.129340][ T2392]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.129505][ T2392]  ? move_addr_to_kernel (net/socket.c:258)
[   41.129642][ T2392]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.129775][ T2392]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.129915][ T2392]  ___sys_sendmsg (net/socket.c:2752)
[   41.130050][ T2392]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.130220][ T2392]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.130366][ T2392]  __sys_sendmsg (net/socket.c:2784)
[   41.130501][ T2392]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.130635][ T2392]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.130806][ T2392]  ? 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)
[   41.130951][ T2392]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.131087][ T2392]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.131224][ T2392]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.131360][ T2392]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.131494][ T2392]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.131660][ T2392] RIP: 0033:0x7ff3159d408e
[   41.131800][ T2392] 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
[   41.132285][ T2392] RSP: 002b:00007ffcc498fb00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.132489][ T2392] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff3159d408e
[   41.132688][ T2392] RDX: 0000000000000000 RSI: 00007ffcc498fbb0 RDI: 0000000000000005
[   41.132894][ T2392] RBP: 00007ffcc498fb10 R08: 0000000000000000 R09: 0000000000000000
[   41.133101][ T2392] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4e
[   41.133304][ T2392] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcc4990270
| [   41.324932][  T164] ------------[ cut here ]------------
| [   41.325123][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   41.325465][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.326206][  T164] Tainted: [W]=WARN
[   41.326363][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.326597][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.326832][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.327410][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   41.327641][  T164] RAX: 00000000ffffffa6 RBX: ff110000100ae940 RCX: 1ff40000000feebf
[   41.328030][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae9f0
[   41.328322][  T164] RBP: ff1100001284a000 R08: 1fe2200002015d3f R09: ff1100000c015220
[   41.328584][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.328846][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   41.329126][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.329437][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.329674][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   41.329950][  T164] PKRU: 55555554
[   41.330105][  T164] Call Trace:
[   41.330272][  T164]  <TASK>
[   41.330396][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.330592][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.330750][  T164]  netif_close_many (net/core/dev.c:1804)
[   41.330952][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.331150][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   41.331352][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.331549][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.331744][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   41.331983][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   41.332218][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.332411][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   41.332602][  T164]  ? __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)
[   41.332795][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   41.333001][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.333233][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.333426][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.333618][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.333810][  T164]  ? 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)
[   41.334016][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.334217][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.334413][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.334611][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.334809][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.335016][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.335253][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.335483][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.335676][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.335883][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.336114][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.336313][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.336504][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.336693][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.336898][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.337057][  T164]  new_sync_write (fs/read_write.c:595)
[   41.337259][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.337452][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.337646][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.337838][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.338050][  T164]  vfs_write (fs/read_write.c:688)
[   41.338218][  T164]  ksys_write (fs/read_write.c:740)
[   41.338379][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.338571][  T164]  ? 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)
[   41.338764][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.338971][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.339170][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.339363][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.339555][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.339781][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.339989][  T164] 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
[   41.340550][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.340814][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.341094][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.341364][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.341630][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.341907][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.360957][  T164] ------------[ cut here ]------------
| [   41.361167][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   41.361514][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.362341][  T164] Tainted: [W]=WARN
[   41.362502][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.362732][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.362984][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.363562][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   41.363796][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c964940 RCX: 1ff40000000fee81
[   41.364078][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9649f0
[   41.364352][  T164] RBP: ff1100000c24a000 R08: 1fe220000192c93f R09: ff1100000c0151f8
[   41.364620][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.364904][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352000
[   41.365178][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.365485][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.365718][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   41.366002][  T164] PKRU: 55555554
[   41.366167][  T164] Call Trace:
[   41.366326][  T164]  <TASK>
[   41.366450][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.366650][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.366812][  T164]  netif_close_many (net/core/dev.c:1804)
[   41.367021][  T164]  ? 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)
[   41.367225][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   41.367422][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.367660][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.367905][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.368105][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.368350][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.368552][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.368787][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.369003][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.369211][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.369446][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.369675][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.369883][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.370078][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.370281][  T164]  ? 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)
[   41.370482][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.370678][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.370886][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.371084][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.371292][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.371493][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.371729][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.371978][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.372180][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.372378][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.372611][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.372806][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.373015][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.373217][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.373418][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.373578][  T164]  new_sync_write (fs/read_write.c:595)
[   41.373777][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.373985][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.374189][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.374385][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.374586][  T164]  vfs_write (fs/read_write.c:688)
[   41.374747][  T164]  ksys_write (fs/read_write.c:740)
[   41.374920][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.375116][  T164]  ? 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)
[   41.375319][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.375516][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.375711][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.375915][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.376113][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.376350][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.376552][  T164] 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
[   41.377131][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.377407][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.377676][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.377956][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.378233][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.378501][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.381344][  T164] ------------[ cut here ]------------
| [   41.381535][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   41.381891][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.382622][  T164] Tainted: [W]=WARN
[   41.382780][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.383024][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.383273][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.383836][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   41.384083][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f18eac0 RCX: 1ff40000000fee81
[   41.384361][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18eb70
[   41.384629][  T164] RBP: ff1100000c352000 R08: 1fe2200001e31d6f R09: ff1100000c0151f8
[   41.384907][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.385182][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2ca000
[   41.385453][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.385758][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.386004][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   41.386279][  T164] PKRU: 55555554
[   41.386437][  T164] Call Trace:
[   41.386594][  T164]  <TASK>
[   41.386718][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.386942][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.387137][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.387341][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.387503][  T164]  netif_close_many (net/core/dev.c:1804)
[   41.387699][  T164]  ? 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)
[   41.387906][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   41.388103][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.388435][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.388705][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.388918][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.389174][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.389375][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.389610][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.389814][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.390025][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.390268][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.390498][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.390695][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.390902][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.391096][  T164]  ? 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)
[   41.391303][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.391501][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.391696][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.391908][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.392110][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.392315][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.392552][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.392787][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.392999][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.393201][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.393438][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.393634][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.393830][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.394035][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.394239][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.394402][  T164]  new_sync_write (fs/read_write.c:595)
[   41.394600][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.394796][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.395007][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.395207][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.395427][  T164]  vfs_write (fs/read_write.c:688)
[   41.395594][  T164]  ksys_write (fs/read_write.c:740)
[   41.395756][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.395967][  T164]  ? 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)
[   41.396170][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.396366][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.396559][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.396754][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.396967][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.397204][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.397405][  T164] 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
[   41.397984][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.398263][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.398533][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.398798][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.399078][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.399349][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.402092][  T164] ------------[ cut here ]------------
| [   41.402291][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   41.402629][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.403382][  T164] Tainted: [W]=WARN
[   41.403540][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.403771][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.404027][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.404620][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   41.404855][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194f240 RCX: 1ff40000000fee81
[   41.405137][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f2f0
[   41.405415][  T164] RBP: ff1100000f2ca000 R08: 1fe2200002329e5f R09: ff1100000c0151f8
[   41.405682][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.405964][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc0a000
[   41.406241][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.406551][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.406800][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   41.407084][  T164] PKRU: 55555554
[   41.407247][  T164] Call Trace:
[   41.407408][  T164]  <TASK>
[   41.407533][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.407733][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.407944][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.408141][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.408312][  T164]  netif_close_many (net/core/dev.c:1804)
[   41.408510][  T164]  ? 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)
[   41.408706][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   41.408915][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.409149][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.409392][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.409591][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.409826][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.410036][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.410291][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.410493][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.410694][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.410941][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.411175][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.411372][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.411567][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.411761][  T164]  ? 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)
[   41.411971][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.412177][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.412372][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.412570][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.412769][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.412979][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.413223][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.413457][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.413656][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.413853][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.414170][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.414366][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.414562][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.414755][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.414967][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.415127][  T164]  new_sync_write (fs/read_write.c:595)
[   41.415336][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.415637][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.415834][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.416043][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.416248][  T164]  vfs_write (fs/read_write.c:688)
[   41.416514][  T164]  ksys_write (fs/read_write.c:740)
[   41.416675][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.416881][  T164]  ? 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)
[   41.417081][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.417283][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.417581][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.417776][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.417986][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.418325][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.418527][  T164] 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
[   41.419227][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.419496][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.419762][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.420149][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.420424][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.420793][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.424237][  T164] ------------[ cut here ]------------
| [   41.424428][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   41.424762][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.426203][  T164] Tainted: [W]=WARN
[   41.426575][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.427030][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.427525][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.428305][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   41.428668][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f1c41c0 RCX: 1ff40000000fee81
[   41.428944][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f1c4270
[   41.429218][  T164] RBP: ff1100000cc0a000 R08: 1fe2200001e3884f R09: ff1100000c0151f8
[   41.429586][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.429852][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12000
[   41.430132][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.430550][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.430781][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   41.431059][  T164] PKRU: 55555554
[   41.431325][  T164] Call Trace:
[   41.431483][  T164]  <TASK>
[   41.431605][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.431797][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.432008][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.432312][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.432471][  T164]  netif_close_many (net/core/dev.c:1804)
[   41.432666][  T164]  ? 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)
[   41.432859][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   41.433176][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.433408][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.433642][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.433841][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.434086][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.434293][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.434527][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.434829][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.435039][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.435283][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.435511][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.435810][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.436019][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.436220][  T164]  ? 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)
[   41.436418][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.436715][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.436925][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.437122][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.437326][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.437624][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.437859][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.438105][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.438408][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.438607][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.438839][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.439045][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.439348][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.439539][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.439733][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.439905][  T164]  new_sync_write (fs/read_write.c:595)
[   41.440209][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.440403][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.440598][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.440792][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.441105][  T164]  vfs_write (fs/read_write.c:688)
[   41.441276][  T164]  ksys_write (fs/read_write.c:740)
[   41.441435][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.441628][  T164]  ? 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)
[   41.441825][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.442029][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.442232][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.442426][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.442622][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.442968][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.443174][  T164] 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
[   41.443846][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.444126][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.444501][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.444768][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.445047][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.445422][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.449384][  T164] ------------[ cut here ]------------
| [   41.449650][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   41.450058][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.450935][  T164] Tainted: [W]=WARN
[   41.451154][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.451452][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.451752][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.452400][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   41.452695][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f1c50c0 RCX: 1ff40000000fee81
[   41.453034][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f1c5170
[   41.453371][  T164] RBP: ff1100000cc12000 R08: 1fe2200001e38a2f R09: ff1100000c0151f8
[   41.453697][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.454035][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   41.454371][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.454739][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.455046][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   41.455377][  T164] PKRU: 55555554
[   41.455595][  T164] Call Trace:
[   41.455811][  T164]  <TASK>
[   41.456006][  T164]  ? ip6_route_dev_notify (./include/net/net_namespace.h:419 (discriminator 1) ./include/linux/netdevice.h:2776 (discriminator 1) net/ipv6/route.c:6476 (discriminator 1))
[   41.456269][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.456552][  T164]  ? notifier_call_chain (kernel/notifier.c:85)
[   41.456809][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.457043][  T164]  netif_close_many (net/core/dev.c:1804)
[   41.457305][  T164]  ? 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)
[   41.457559][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   41.457814][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.458120][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.458414][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   41.458677][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.458981][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.459297][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.459616][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.459888][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.460144][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.460450][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.460738][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.461008][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.461270][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.461526][  T164]  ? 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)
[   41.461780][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.462048][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.462305][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.462566][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.462823][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.463089][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.463390][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.463684][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.463952][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.464241][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.464536][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.464789][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.465054][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.465313][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.465567][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.465786][  T164]  new_sync_write (fs/read_write.c:595)
[   41.466051][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.466317][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.466574][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.466827][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.467094][  T164]  vfs_write (fs/read_write.c:688)
[   41.467325][  T164]  ksys_write (fs/read_write.c:740)
[   41.467544][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.467798][  T164]  ? 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)
[   41.468064][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.468330][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.468584][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.468836][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.469104][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.469400][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.469663][  T164] 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
[   41.470311][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.470641][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.470978][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.471313][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.471689][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.472052][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.484209][  T164] ------------[ cut here ]------------
| [   41.484384][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   41.484661][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.485292][  T164] Tainted: [W]=WARN
[   41.485399][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.485577][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.485759][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.486270][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   41.486453][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f18f540 RCX: 1ff40000000feea7
[   41.486663][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f5f0
[   41.486881][  T164] RBP: ff1100000c24a000 R08: 1fe2200001e31ebf R09: ff1100000c0151f8
[   41.487091][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   41.487307][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.487518][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   41.487765][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.487949][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   41.488168][  T164] PKRU: 55555554
[   41.488275][  T164] Call Trace:
[   41.488383][  T164]  <TASK>
[   41.488456][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.488636][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.488818][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.488971][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.489149][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.489304][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.489450][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.489629][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.489807][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.490000][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.490142][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.490287][  T164]  ? 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)
[   41.490431][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.490573][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.490714][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.490860][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.491011][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.491155][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.491339][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.491519][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.491662][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.491805][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.491990][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.492132][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.492278][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.492419][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.492560][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.492668][  T164]  new_sync_write (fs/read_write.c:595)
[   41.492811][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.492959][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.493103][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.493250][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.493396][  T164]  vfs_write (fs/read_write.c:688)
[   41.493505][  T164]  ksys_write (fs/read_write.c:740)
[   41.493613][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.493756][  T164]  ? 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)
[   41.493902][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.494046][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.494191][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.494334][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.494476][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.494650][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.494797][  T164] 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
[   41.495358][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.495619][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.495854][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.496096][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.496336][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.496577][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.500032][  T164] ------------[ cut here ]------------
| [   41.500197][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   41.500511][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.501205][  T164] Tainted: [W]=WARN
[   41.501324][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.501522][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.501722][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.502286][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   41.502484][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f18ef40 RCX: 1ff40000000feea7
[   41.502716][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18eff0
[   41.502955][  T164] RBP: ff1100000c352000 R08: 1fe2200001e31dff R09: ff1100000c0151f8
[   41.503190][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   41.503424][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.503658][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   41.503939][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.504134][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   41.504371][  T164] PKRU: 55555554
[   41.504488][  T164] Call Trace:
[   41.504604][  T164]  <TASK>
[   41.504685][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.504883][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.505079][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.505245][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.505441][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.505600][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.505759][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.505958][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.506154][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.506314][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.506469][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.506623][  T164]  ? 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)
[   41.506781][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.506943][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.507100][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.507262][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.507421][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.507577][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.507774][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.507975][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.508134][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.508296][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.508490][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.508646][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.508801][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.508957][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.509113][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.509235][  T164]  new_sync_write (fs/read_write.c:595)
[   41.509394][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.509552][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.509708][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.509870][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.510031][  T164]  vfs_write (fs/read_write.c:688)
[   41.510150][  T164]  ksys_write (fs/read_write.c:740)
[   41.510273][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.510429][  T164]  ? 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)
[   41.510584][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.510742][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.510901][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.511056][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.511217][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.511408][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.511569][  T164] 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
[   41.512125][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.512364][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.512595][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.512826][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.513066][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.513328][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.516695][  T164] ------------[ cut here ]------------
| [   41.516847][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   41.517208][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.518035][  T164] Tainted: [W]=WARN
[   41.518144][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.518328][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.518513][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.519135][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   41.519320][  T164] RAX: 00000000ffffffa6 RBX: ff11000005246f40 RCX: 1ff40000000feea7
[   41.519533][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005246ff0
[   41.519745][  T164] RBP: ff1100000f2ca000 R08: 1fe2200000a48dff R09: ff1100000c0151f8
[   41.520021][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   41.520240][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.520453][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   41.520701][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.520942][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   41.521164][  T164] PKRU: 55555554
[   41.521272][  T164] Call Trace:
[   41.521379][  T164]  <TASK>
[   41.521453][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.521634][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.521813][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.522022][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.522208][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.522355][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.522500][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.522680][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.522855][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.523059][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.523208][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.523350][  T164]  ? 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)
[   41.523497][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.523639][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.523780][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.523984][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.524130][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.524278][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.524457][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.524637][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.524781][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.524983][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.525167][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.525309][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.525452][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.525593][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.525735][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.525845][  T164]  new_sync_write (fs/read_write.c:595)
[   41.526047][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.526196][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.526340][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.526481][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.526627][  T164]  vfs_write (fs/read_write.c:688)
[   41.526736][  T164]  ksys_write (fs/read_write.c:740)
[   41.526844][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.527047][  T164]  ? 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)
[   41.527193][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.527336][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.527477][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.527619][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.527761][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.527996][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.528143][  T164] 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
[   41.528651][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.528925][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.529137][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.529353][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.529565][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.529775][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.536540][  T164] ------------[ cut here ]------------
| [   41.536701][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   41.537625][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.538316][  T164] Tainted: [W]=WARN
[   41.538425][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.538606][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.538792][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.539314][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   41.539497][  T164] RAX: 00000000ffffffa6 RBX: ff110000100be640 RCX: 1ff40000000feea7
[   41.539714][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be6f0
[   41.539936][  T164] RBP: ff1100000cc0a000 R08: 1fe2200002017cdf R09: ff1100000c0151f8
[   41.540151][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.540371][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.540586][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   41.540840][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.541026][  T164] CR2: 00007f3f539718f4 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   41.541247][  T164] PKRU: 55555554
[   41.541356][  T164] Call Trace:
[   41.541464][  T164]  <TASK>
[   41.541539][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.541723][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.541913][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.542065][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.542251][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.542401][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.542548][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.542730][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.542914][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.543058][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.543206][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.543349][  T164]  ? 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)
[   41.543498][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.543643][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.543787][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.543939][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.544086][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.544240][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.544426][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.544610][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.544756][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.544907][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.545087][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.545236][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.545381][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.545527][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.545673][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.545782][  T164]  new_sync_write (fs/read_write.c:595)
[   41.545932][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.546076][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.546226][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.546370][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.546519][  T164]  vfs_write (fs/read_write.c:688)
[   41.546628][  T164]  ksys_write (fs/read_write.c:740)
[   41.546738][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.546887][  T164]  ? 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)
[   41.547030][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.547178][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.547321][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.547463][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.547607][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.547785][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.547940][  T164] 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
[   41.548450][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.548668][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.548887][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.549101][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.549319][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.549535][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.552754][  T164] ------------[ cut here ]------------
| [   41.552910][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   41.553201][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.553823][  T164] Tainted: [W]=WARN
[   41.553938][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.554120][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.556595][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.557303][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   41.557608][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cbf8f40 RCX: 1ff40000000feea7
[   41.557954][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cbf8ff0
[   41.558195][  T164] RBP: ff1100000cc12000 R08: 1fe220000197f1ff R09: ff1100000c0151f8
[   41.558432][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.558766][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.559011][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   41.559298][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.559597][  T164] CR2: 00007f3f539718f4 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   41.559837][  T164] PKRU: 55555554
[   41.559962][  T164] Call Trace:
[   41.560183][  T164]  <TASK>
[   41.560264][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.560464][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.560662][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   41.560928][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   41.561128][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   41.561296][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   41.561459][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   41.561755][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.561957][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.562115][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.562280][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.562535][  T164]  ? 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)
[   41.562694][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.562853][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.563110][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.563274][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.563436][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.563597][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.563898][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.564095][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.564262][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.564422][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.564718][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.564878][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.565037][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.565200][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.565454][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.565575][  T164]  new_sync_write (fs/read_write.c:595)
[   41.565735][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.565899][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.566157][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.566320][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.566482][  T164]  vfs_write (fs/read_write.c:688)
[   41.566605][  T164]  ksys_write (fs/read_write.c:740)
[   41.566726][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.566987][  T164]  ? 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)
[   41.567146][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.567310][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.567467][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.567720][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.567882][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.568081][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.568353][  T164] 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
[   41.568918][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.569262][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.569499][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.569835][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.570071][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.570311][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.573652][  T164] ------------[ cut here ]------------
| [   41.573800][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   41.574757][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.575418][  T164] Tainted: [W]=WARN
[   41.575533][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.575730][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.575932][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.576475][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   41.576667][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2e87c0 RCX: 1ff40000000feeef
[   41.576901][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2e8870
[   41.577129][  T164] RBP: ff1100001284a000 R08: 1fe2200001e5d10f R09: ff1100000c0151f8
[   41.577451][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.577680][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.577915][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   41.578279][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.578472][  T164] CR2: 00007f3f539718f4 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   41.578702][  T164] PKRU: 55555554
[   41.578924][  T164] Call Trace:
[   41.579037][  T164]  <TASK>
[   41.579115][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.579310][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.579587][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   41.579740][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   41.579897][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   41.580054][  T164]  ? 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)
[   41.580300][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   41.580454][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.580605][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.580758][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   41.580917][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   41.581069][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   41.581265][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   41.581458][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   41.581612][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   41.581851][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   41.582045][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   41.582290][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   41.582532][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   41.582684][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   41.582838][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   41.582956][  T164]  new_sync_write (fs/read_write.c:595)
[   41.583203][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.583357][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   41.583511][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.583663][  T164]  ? ksys_write (fs/read_write.c:740)
[   41.583912][  T164]  vfs_write (fs/read_write.c:688)
[   41.584028][  T164]  ksys_write (fs/read_write.c:740)
[   41.584146][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   41.584307][  T164]  ? 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)
[   41.584548][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.584701][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.584851][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.585005][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.585340][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.585529][  T164] RIP: 0033:0x7f4f5d5d508e
[   41.585689][  T164] 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
[   41.586235][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   41.586465][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   41.586782][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   41.587012][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   41.587335][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   41.587558][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   41.631334][ T2418] ------------[ cut here ]------------
| [   41.631524][ T2418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2418
| [   41.631841][ T2418] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.632533][ T2418] Tainted: [W]=WARN
[   41.632688][ T2418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.632920][ T2418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.633150][ T2418] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.633698][ T2418] RSP: 0018:ffa0000005777060 EFLAGS: 00010286
[   41.633943][ T2418] RAX: 00000000ffffffa6 RBX: ff1100000eb58340 RCX: 1ff4000000aeedd2
[   41.634203][ T2418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb583f0
[   41.634464][ T2418] RBP: ff11000008751000 R08: 1fe2200001d6b07f R09: ff11000008edd158
[   41.634723][ T2418] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.634989][ T2418] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005777100
[   41.635264][ T2418] FS:  00007f0ae5380840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.635564][ T2418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.635790][ T2418] CR2: 00007f0ae56501a0 CR3: 000000000ce21002 CR4: 0000000000771ef0
[   41.636105][ T2418] PKRU: 55555554
[   41.636312][ T2418] Call Trace:
[   41.636551][ T2418]  <TASK>
[   41.636750][ T2418]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.636998][ T2418]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.637147][ T2418]  netif_close_many (net/core/dev.c:1804)
[   41.637340][ T2418]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.637530][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.637722][ T2418]  ? __dev_close_many (net/core/dev.c:1781)
[   41.637924][ T2418]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.638151][ T2418]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.638377][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.638561][ T2418]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.638782][ T2418]  ? 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)
[   41.638980][ T2418]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.639172][ T2418]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.639395][ T2418]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.639583][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.639773][ T2418]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.639974][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.640165][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.640355][ T2418]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.640556][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.640742][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.640962][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.641148][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.641344][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.641531][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.641720][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.641918][ T2418]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.642108][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.642304][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.642491][ T2418]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.642678][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.642881][ T2418]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.643066][ T2418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.643265][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.643453][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.643640][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.643830][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.644032][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.644230][ T2418]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.644416][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.644606][ T2418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.644796][ T2418]  ? 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))
[   41.644997][ T2418]  ? 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))
[   41.645191][ T2418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.645385][ T2418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.645571][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.645761][ T2418]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.645964][ T2418]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.646149][ T2418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.646346][ T2418]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.646538][ T2418]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.646728][ T2418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.646964][ T2418]  ? move_addr_to_kernel (net/socket.c:258)
[   41.647156][ T2418]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.647354][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.647545][ T2418]  ___sys_sendmsg (net/socket.c:2752)
[   41.647731][ T2418]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.647968][ T2418]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.648180][ T2418]  __sys_sendmsg (net/socket.c:2784)
[   41.648370][ T2418]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.648557][ T2418]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.648781][ T2418]  ? 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)
[   41.648982][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.649180][ T2418]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.649368][ T2418]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.649557][ T2418]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.649750][ T2418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.649980][ T2418] RIP: 0033:0x7f0ae55ba08e
[   41.650182][ T2418] 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
[   41.650727][ T2418] RSP: 002b:00007ffc72f25420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.651002][ T2418] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0ae55ba08e
[   41.651262][ T2418] RDX: 0000000000000000 RSI: 00007ffc72f254d0 RDI: 0000000000000005
[   41.651516][ T2418] RBP: 00007ffc72f25430 R08: 0000000000000000 R09: 0000000000000000
[   41.651772][ T2418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.652046][ T2418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc72f25b90
| [   41.655238][ T2418] ------------[ cut here ]------------
| [   41.655384][ T2418] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2418
| [   41.655658][ T2418] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.656250][ T2418] Tainted: [W]=WARN
[   41.656350][ T2418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.656524][ T2418] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.656704][ T2418] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.657198][ T2418] RSP: 0018:ffa0000005777190 EFLAGS: 00010286
[   41.657373][ T2418] RAX: 00000000ffffffa6 RBX: ff1100000c086940 RCX: 1ff4000000aeedf8
[   41.657577][ T2418] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0869f0
[   41.657776][ T2418] RBP: ff11000008751000 R08: 1fe2200001810d3f R09: ff11000008edd158
[   41.657980][ T2418] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   41.658189][ T2418] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.658396][ T2418] FS:  00007f0ae5380840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   41.658633][ T2418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.658806][ T2418] CR2: 00005634b211dd5c CR3: 000000000ce21006 CR4: 0000000000771ef0
[   41.659012][ T2418] PKRU: 55555554
[   41.659116][ T2418] Call Trace:
[   41.659223][ T2418]  <TASK>
[   41.659293][ T2418]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.659466][ T2418]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.659636][ T2418]  ? 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)
[   41.659774][ T2418]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.659916][ T2418]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.660088][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.660234][ T2418]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.660368][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.660501][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.660637][ T2418]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.660773][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.660912][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.661067][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.661209][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.661348][ T2418]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.661485][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.661620][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.661754][ T2418]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.661899][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.662035][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.662173][ T2418]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.662312][ T2418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.662451][ T2418]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.662588][ T2418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.662723][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.662860][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.663001][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.663138][ T2418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.663278][ T2418]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.663418][ T2418]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.663552][ T2418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.663691][ T2418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.663831][ T2418]  ? 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))
[   41.663971][ T2418]  ? 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))
[   41.664109][ T2418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.664251][ T2418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.664388][ T2418]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.664524][ T2418]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.664661][ T2418]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.664799][ T2418]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.664942][ T2418]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.665079][ T2418]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.665218][ T2418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.665385][ T2418]  ? move_addr_to_kernel (net/socket.c:258)
[   41.665521][ T2418]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.665658][ T2418]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.665798][ T2418]  ___sys_sendmsg (net/socket.c:2752)
[   41.665939][ T2418]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.666109][ T2418]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.666260][ T2418]  __sys_sendmsg (net/socket.c:2784)
[   41.666397][ T2418]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.666534][ T2418]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.666706][ T2418]  ? 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)
[   41.666840][ T2418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.666981][ T2418]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.667117][ T2418]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.667255][ T2418]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.667389][ T2418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.667560][ T2418] RIP: 0033:0x7f0ae55ba08e
[   41.667705][ T2418] 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
[   41.668197][ T2418] RSP: 002b:00007ffc72f25420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.668401][ T2418] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0ae55ba08e
[   41.668606][ T2418] RDX: 0000000000000000 RSI: 00007ffc72f254d0 RDI: 0000000000000005
[   41.668808][ T2418] RBP: 00007ffc72f25430 R08: 0000000000000000 R09: 0000000000000000
[   41.669010][ T2418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.669220][ T2418] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc72f25b90
| [   41.698784][ T2419] ------------[ cut here ]------------
| [   41.698979][ T2419] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2419
| [   41.699299][ T2419] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.699984][ T2419] Tainted: [W]=WARN
[   41.700137][ T2419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.700366][ T2419] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.700594][ T2419] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.701166][ T2419] RSP: 0018:ffa00000056f7060 EFLAGS: 00010286
[   41.701396][ T2419] RAX: 00000000ffffffa6 RBX: ff1100000b2ea640 RCX: 1ff4000000adedd2
[   41.701656][ T2419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea6f0
[   41.701923][ T2419] RBP: ff11000012bf9000 R08: 1fe220000165d4df R09: ff11000012e05158
[   41.702184][ T2419] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.702444][ T2419] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000056f7100
[   41.702706][ T2419] FS:  00007f7a9ceb9840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.703017][ T2419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.703239][ T2419] CR2: 000000002038d988 CR3: 000000000cdcb004 CR4: 0000000000771ef0
[   41.703497][ T2419] PKRU: 55555554
[   41.703645][ T2419] Call Trace:
[   41.703801][ T2419]  <TASK>
[   41.703934][ T2419]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.704126][ T2419]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.704284][ T2419]  netif_close_many (net/core/dev.c:1804)
[   41.704473][ T2419]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.704655][ T2419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.704845][ T2419]  ? __dev_close_many (net/core/dev.c:1781)
[   41.705046][ T2419]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.705277][ T2419]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.705503][ T2419]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.705690][ T2419]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.705921][ T2419]  ? 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)
[   41.706115][ T2419]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.706309][ T2419]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.706531][ T2419]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.706719][ T2419]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.706917][ T2419]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.707103][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.707298][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.707487][ T2419]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.707674][ T2419]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.707860][ T2419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.708078][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.708274][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.708461][ T2419]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.708650][ T2419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.708837][ T2419]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.709039][ T2419]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.709236][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.709422][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.709612][ T2419]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.709799][ T2419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.710003][ T2419]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.710195][ T2419]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.710384][ T2419]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.710573][ T2419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.710762][ T2419]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.710963][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.711148][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.711346][ T2419]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.711533][ T2419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.711724][ T2419]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.711926][ T2419]  ? 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))
[   41.712112][ T2419]  ? 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))
[   41.712313][ T2419]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.712505][ T2419]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.712693][ T2419]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.712895][ T2419]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.713082][ T2419]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.713275][ T2419]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.713464][ T2419]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.713652][ T2419]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.713839][ T2419]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.714074][ T2419]  ? move_addr_to_kernel (net/socket.c:258)
[   41.714275][ T2419]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.714463][ T2419]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.714655][ T2419]  ___sys_sendmsg (net/socket.c:2752)
[   41.714843][ T2419]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.715080][ T2419]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.715290][ T2419]  __sys_sendmsg (net/socket.c:2784)
[   41.715477][ T2419]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.715665][ T2419]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.715902][ T2419]  ? 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)
[   41.716087][ T2419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.716281][ T2419]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.716468][ T2419]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.716654][ T2419]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.716846][ T2419]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.717078][ T2419] RIP: 0033:0x7f7a9d0f308e
[   41.717277][ T2419] 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
[   41.717817][ T2419] RSP: 002b:00007ffde1630600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.718089][ T2419] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7a9d0f308e
[   41.718344][ T2419] RDX: 0000000000000000 RSI: 00007ffde16306b0 RDI: 0000000000000005
[   41.718601][ T2419] RBP: 00007ffde1630610 R08: 0000000000000000 R09: 0000000000000000
[   41.718855][ T2419] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.719128][ T2419] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde1630d70
| [   41.728731][ T2419] ------------[ cut here ]------------
| [   41.728889][ T2419] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2419
| [   41.729156][ T2419] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.729701][ T2419] Tainted: [W]=WARN
[   41.729802][ T2419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.729977][ T2419] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.730150][ T2419] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.730630][ T2419] RSP: 0018:ffa00000056f7190 EFLAGS: 00010286
[   41.730799][ T2419] RAX: 00000000ffffffa6 RBX: ff110000100bf6c0 RCX: 1ff4000000adedf8
[   41.731013][ T2419] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bf770
[   41.731224][ T2419] RBP: ff11000012bf9000 R08: 1fe2200002017eef R09: ff11000012e05158
[   41.731427][ T2419] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   41.731626][ T2419] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.731826][ T2419] FS:  00007f7a9ceb9840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   41.732073][ T2419] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.732251][ T2419] CR2: 00007fa58bfe72a0 CR3: 000000000cdcb006 CR4: 0000000000771ef0
[   41.732451][ T2419] PKRU: 55555554
[   41.732552][ T2419] Call Trace:
[   41.732655][ T2419]  <TASK>
[   41.732726][ T2419]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.732905][ T2419]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.733077][ T2419]  ? 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)
[   41.733220][ T2419]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.733355][ T2419]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.733524][ T2419]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.733666][ T2419]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.733804][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.733942][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.734080][ T2419]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.734222][ T2419]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.734358][ T2419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.734511][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.734650][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.734785][ T2419]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.734928][ T2419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.735067][ T2419]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.735207][ T2419]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.735344][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.735482][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.735618][ T2419]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.735753][ T2419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.735895][ T2419]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.736034][ T2419]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.736174][ T2419]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.736308][ T2419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.736445][ T2419]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.736584][ T2419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.736721][ T2419]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.736856][ T2419]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.736998][ T2419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.737136][ T2419]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.737276][ T2419]  ? 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))
[   41.737414][ T2419]  ? 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))
[   41.737555][ T2419]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.737693][ T2419]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.737827][ T2419]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.737970][ T2419]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.738110][ T2419]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.738250][ T2419]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.738387][ T2419]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.738523][ T2419]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.738663][ T2419]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.738832][ T2419]  ? move_addr_to_kernel (net/socket.c:258)
[   41.738978][ T2419]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.739117][ T2419]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.739262][ T2419]  ___sys_sendmsg (net/socket.c:2752)
[   41.739395][ T2419]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.739564][ T2419]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.739713][ T2419]  __sys_sendmsg (net/socket.c:2784)
[   41.739852][ T2419]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.739995][ T2419]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.740170][ T2419]  ? 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)
[   41.740311][ T2419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.740450][ T2419]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.740586][ T2419]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.740718][ T2419]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.740853][ T2419]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.741029][ T2419] RIP: 0033:0x7f7a9d0f308e
[   41.741176][ T2419] 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
[   41.741662][ T2419] RSP: 002b:00007ffde1630600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.741875][ T2419] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7a9d0f308e
[   41.742078][ T2419] RDX: 0000000000000000 RSI: 00007ffde16306b0 RDI: 0000000000000005
[   41.742283][ T2419] RBP: 00007ffde1630610 R08: 0000000000000000 R09: 0000000000000000
[   41.742480][ T2419] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.742683][ T2419] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde1630d70
| [   41.782993][ T2420] ------------[ cut here ]------------
| [   41.783200][ T2420] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2420
| [   41.783500][ T2420] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.784122][ T2420] Tainted: [W]=WARN
[   41.784272][ T2420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.784477][ T2420] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.784689][ T2420] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.785270][ T2420] RSP: 0018:ffa0000005777060 EFLAGS: 00010286
[   41.785492][ T2420] RAX: 00000000ffffffa6 RBX: ff1100000cc68040 RCX: 1ff4000000aeedd2
[   41.785746][ T2420] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc680f0
[   41.786018][ T2420] RBP: ff1100000b0d9000 R08: 1fe220000198d01f R09: ff1100000eb75158
[   41.786285][ T2420] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.786543][ T2420] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005777100
[   41.786804][ T2420] FS:  00007fddf0bdf840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.787102][ T2420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.787330][ T2420] CR2: 0000000026758988 CR3: 0000000013034001 CR4: 0000000000771ef0
[   41.787590][ T2420] PKRU: 55555554
[   41.787739][ T2420] Call Trace:
[   41.787901][ T2420]  <TASK>
[   41.788018][ T2420]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.788219][ T2420]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.788376][ T2420]  netif_close_many (net/core/dev.c:1804)
[   41.788560][ T2420]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.788746][ T2420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.788948][ T2420]  ? __dev_close_many (net/core/dev.c:1781)
[   41.789135][ T2420]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.789365][ T2420]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.789591][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.789775][ T2420]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.790010][ T2420]  ? 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)
[   41.790204][ T2420]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.790389][ T2420]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.790612][ T2420]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.790796][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.791001][ T2420]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.791193][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.791380][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.791570][ T2420]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.791760][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.791961][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.792177][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.792364][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.792554][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.792741][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.792945][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.793131][ T2420]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.793329][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.793518][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.793704][ T2420]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.793905][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.794093][ T2420]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.794290][ T2420]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.794477][ T2420]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.794664][ T2420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.794851][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.795052][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.795240][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.795430][ T2420]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.795616][ T2420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.795804][ T2420]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.796007][ T2420]  ? 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))
[   41.796196][ T2420]  ? 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))
[   41.796386][ T2420]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.796576][ T2420]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.796764][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.796967][ T2420]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.797155][ T2420]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.797349][ T2420]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.797538][ T2420]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.797726][ T2420]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.797930][ T2420]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.798145][ T2420]  ? move_addr_to_kernel (net/socket.c:258)
[   41.798343][ T2420]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.798533][ T2420]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.798718][ T2420]  ___sys_sendmsg (net/socket.c:2752)
[   41.798914][ T2420]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.799139][ T2420]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.799345][ T2420]  __sys_sendmsg (net/socket.c:2784)
[   41.799533][ T2420]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.799721][ T2420]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.799958][ T2420]  ? 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)
[   41.800145][ T2420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.800342][ T2420]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.800531][ T2420]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.800723][ T2420]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.800930][ T2420]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.801149][ T2420] RIP: 0033:0x7fddf0e1908e
[   41.801352][ T2420] 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
[   41.801913][ T2420] RSP: 002b:00007fff4aecf870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.802177][ T2420] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fddf0e1908e
[   41.802430][ T2420] RDX: 0000000000000000 RSI: 00007fff4aecf920 RDI: 0000000000000005
[   41.802686][ T2420] RBP: 00007fff4aecf880 R08: 0000000000000000 R09: 0000000000000000
[   41.802963][ T2420] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.803230][ T2420] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4aecffe0
| [   41.807217][ T2420] ------------[ cut here ]------------
| [   41.807373][ T2420] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2420
| [   41.807648][ T2420] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.808218][ T2420] Tainted: [W]=WARN
[   41.808321][ T2420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.808490][ T2420] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.808661][ T2420] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.809144][ T2420] RSP: 0018:ffa0000005777190 EFLAGS: 00010286
[   41.809320][ T2420] RAX: 00000000ffffffa6 RBX: ff1100000f4de640 RCX: 1ff4000000aeedf8
[   41.809523][ T2420] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f4de6f0
[   41.809722][ T2420] RBP: ff1100000b0d9000 R08: 1fe2200001e9bcdf R09: ff1100000eb75158
[   41.809927][ T2420] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   41.810129][ T2420] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.810337][ T2420] FS:  00007fddf0bdf840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   41.810568][ T2420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.810735][ T2420] CR2: 00005634b1fcc130 CR3: 0000000013034002 CR4: 0000000000771ef0
[   41.810939][ T2420] PKRU: 55555554
[   41.811039][ T2420] Call Trace:
[   41.811138][ T2420]  <TASK>
[   41.811212][ T2420]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.811387][ T2420]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.811555][ T2420]  ? 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)
[   41.811690][ T2420]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.811824][ T2420]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.811997][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.812133][ T2420]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.812272][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.812406][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.812538][ T2420]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.812670][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.812800][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.812955][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.813089][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.813226][ T2420]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.813356][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.813489][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.813624][ T2420]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.813760][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.813900][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.814030][ T2420]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.814165][ T2420]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.814297][ T2420]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.814431][ T2420]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.814563][ T2420]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.814697][ T2420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.814830][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.814973][ T2420]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.815103][ T2420]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.815239][ T2420]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.815369][ T2420]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.815504][ T2420]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.815642][ T2420]  ? 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))
[   41.815777][ T2420]  ? 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))
[   41.815918][ T2420]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.816050][ T2420]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.816186][ T2420]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.816320][ T2420]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.816458][ T2420]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.816595][ T2420]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.816730][ T2420]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.816867][ T2420]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.817001][ T2420]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.817170][ T2420]  ? move_addr_to_kernel (net/socket.c:258)
[   41.817306][ T2420]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.817440][ T2420]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.817574][ T2420]  ___sys_sendmsg (net/socket.c:2752)
[   41.817705][ T2420]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.817874][ T2420]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.818020][ T2420]  __sys_sendmsg (net/socket.c:2784)
[   41.818154][ T2420]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.818290][ T2420]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.818459][ T2420]  ? 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)
[   41.818591][ T2420]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.818722][ T2420]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.818852][ T2420]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.818998][ T2420]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.819134][ T2420]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.819303][ T2420] RIP: 0033:0x7fddf0e1908e
[   41.819441][ T2420] 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
[   41.819921][ T2420] RSP: 002b:00007fff4aecf870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.820125][ T2420] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fddf0e1908e
[   41.820328][ T2420] RDX: 0000000000000000 RSI: 00007fff4aecf920 RDI: 0000000000000005
[   41.820532][ T2420] RBP: 00007fff4aecf880 R08: 0000000000000000 R09: 0000000000000000
[   41.820729][ T2420] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.820930][ T2420] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4aecffe0
| [   41.870789][ T2421] ------------[ cut here ]------------
| [   41.870992][ T2421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2421
| [   41.871314][ T2421] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.871965][ T2421] Tainted: [W]=WARN
[   41.872122][ T2421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.872349][ T2421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.872575][ T2421] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.873116][ T2421] RSP: 0018:ffa00000056f7060 EFLAGS: 00010286
[   41.873345][ T2421] RAX: 00000000ffffffa6 RBX: ff1100000f2c1b40 RCX: 1ff4000000adedd2
[   41.873597][ T2421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1bf0
[   41.873859][ T2421] RBP: ff11000010fd9000 R08: 1fe2200001e5837f R09: ff1100000eb72e58
[   41.874131][ T2421] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   41.874393][ T2421] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000056f7100
[   41.874651][ T2421] FS:  00007fd3f9d45840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.874950][ T2421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.875174][ T2421] CR2: 00000000226bf988 CR3: 000000000960e003 CR4: 0000000000771ef0
[   41.875431][ T2421] PKRU: 55555554
[   41.875584][ T2421] Call Trace:
[   41.875736][ T2421]  <TASK>
[   41.875854][ T2421]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.876057][ T2421]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.876223][ T2421]  netif_close_many (net/core/dev.c:1804)
[   41.876406][ T2421]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.876595][ T2421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.876783][ T2421]  ? __dev_close_many (net/core/dev.c:1781)
[   41.876982][ T2421]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.877206][ T2421]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.877435][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.877625][ T2421]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.877846][ T2421]  ? 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)
[   41.878047][ T2421]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.878240][ T2421]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.878464][ T2421]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.878647][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.878838][ T2421]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.879037][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.879237][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.879427][ T2421]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.879616][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.879804][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.880015][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.880197][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.880377][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.880553][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.880733][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.880921][ T2421]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.881097][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.881276][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.881450][ T2421]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.881623][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.881798][ T2421]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.881988][ T2421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.882170][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.882343][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.882516][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.882693][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.882879][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.883054][ T2421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.883232][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.883411][ T2421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.883588][ T2421]  ? 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))
[   41.883763][ T2421]  ? 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))
[   41.883952][ T2421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.884126][ T2421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.884304][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.884479][ T2421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.884657][ T2421]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.884833][ T2421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.885021][ T2421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.885202][ T2421]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.885375][ T2421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.885576][ T2421]  ? move_addr_to_kernel (net/socket.c:258)
[   41.885751][ T2421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.885940][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.886118][ T2421]  ___sys_sendmsg (net/socket.c:2752)
[   41.886298][ T2421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.886504][ T2421]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.886689][ T2421]  __sys_sendmsg (net/socket.c:2784)
[   41.886878][ T2421]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.887050][ T2421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.887269][ T2421]  ? 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)
[   41.887444][ T2421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.887619][ T2421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.887792][ T2421]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.887975][ T2421]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.888151][ T2421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.888363][ T2421] RIP: 0033:0x7fd3f9f7f08e
[   41.888541][ T2421] 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
[   41.889050][ T2421] RSP: 002b:00007ffc7df731a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.889295][ T2421] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd3f9f7f08e
[   41.889529][ T2421] RDX: 0000000000000000 RSI: 00007ffc7df73250 RDI: 0000000000000005
[   41.889766][ T2421] RBP: 00007ffc7df731b0 R08: 0000000000000000 R09: 0000000000000000
[   41.890015][ T2421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.890259][ T2421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7df73910
| [   41.893105][ T2421] ------------[ cut here ]------------
| [   41.893280][ T2421] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2421
| [   41.893571][ T2421] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.894342][ T2421] Tainted: [W]=WARN
[   41.894561][ T2421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.894849][ T2421] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.895150][ T2421] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.895679][ T2421] RSP: 0018:ffa00000056f7190 EFLAGS: 00010286
[   41.895891][ T2421] RAX: 00000000ffffffa6 RBX: ff1100000b2ea4c0 RCX: 1ff4000000adedf8
[   41.896121][ T2421] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea570
[   41.896357][ T2421] RBP: ff11000010fd9000 R08: 1fe220000165d4af R09: ff1100000eb72e58
[   41.896586][ T2421] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   41.896815][ T2421] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.897059][ T2421] FS:  00007fd3f9d45840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   41.897329][ T2421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.897529][ T2421] CR2: 00000000226bf988 CR3: 000000000960e003 CR4: 0000000000771ef0
[   41.897761][ T2421] PKRU: 55555554
[   41.897912][ T2421] Call Trace:
[   41.898052][ T2421]  <TASK>
[   41.898170][ T2421]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.898377][ T2421]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.898577][ T2421]  ? 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)
[   41.898746][ T2421]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.898930][ T2421]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.899131][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.899309][ T2421]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.899481][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.899651][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.899823][ T2421]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.900008][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.900184][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.900374][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.900542][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.900713][ T2421]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.900895][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.901067][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.901248][ T2421]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.901422][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.901593][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.901763][ T2421]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.901943][ T2421]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.902115][ T2421]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.902297][ T2421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.902469][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.902642][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.902812][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.902999][ T2421]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.903177][ T2421]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.903351][ T2421]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.903521][ T2421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.903692][ T2421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.903878][ T2421]  ? 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))
[   41.904050][ T2421]  ? 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))
[   41.904230][ T2421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.904402][ T2421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.904572][ T2421]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.904745][ T2421]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.904930][ T2421]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.905100][ T2421]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.905285][ T2421]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.905454][ T2421]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.905624][ T2421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.905821][ T2421]  ? move_addr_to_kernel (net/socket.c:258)
[   41.906004][ T2421]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.906180][ T2421]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.906352][ T2421]  ___sys_sendmsg (net/socket.c:2752)
[   41.906523][ T2421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.906722][ T2421]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.906918][ T2421]  __sys_sendmsg (net/socket.c:2784)
[   41.907090][ T2421]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.907264][ T2421]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.907468][ T2421]  ? 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)
[   41.907640][ T2421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.907815][ T2421]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.907998][ T2421]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.908174][ T2421]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.908347][ T2421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.908545][ T2421] RIP: 0033:0x7fd3f9f7f08e
[   41.908718][ T2421] 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
[   41.909214][ T2421] RSP: 002b:00007ffc7df731a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.909445][ T2421] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd3f9f7f08e
[   41.909673][ T2421] RDX: 0000000000000000 RSI: 00007ffc7df73250 RDI: 0000000000000005
[   41.909915][ T2421] RBP: 00007ffc7df731b0 R08: 0000000000000000 R09: 0000000000000000
[   41.910147][ T2421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.910384][ T2421] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7df73910
| [   41.951767][ T2422] ------------[ cut here ]------------
| [   41.951932][ T2422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2422
| [   41.952196][ T2422] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.952714][ T2422] Tainted: [W]=WARN
[   41.952811][ T2422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.952981][ T2422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.953152][ T2422] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.953614][ T2422] RSP: 0018:ffa0000005ef7060 EFLAGS: 00010286
[   41.953777][ T2422] RAX: 00000000ffffffa6 RBX: ff1100000d5dc4c0 RCX: 1ff4000000bdedd2
[   41.953980][ T2422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5dc570
[   41.954173][ T2422] RBP: ff11000008839000 R08: 1fe2200001abb8af R09: ff1100000eb70b58
[   41.954363][ T2422] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   41.954553][ T2422] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005ef7100
[   41.954746][ T2422] FS:  00007efed1ad4840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   41.954976][ T2422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.955137][ T2422] CR2: 000000000df91988 CR3: 0000000012d8f003 CR4: 0000000000771ef0
[   41.955330][ T2422] PKRU: 55555554
[   41.955425][ T2422] Call Trace:
[   41.955521][ T2422]  <TASK>
[   41.955588][ T2422]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   41.955717][ T2422]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   41.955815][ T2422]  netif_close_many (net/core/dev.c:1804)
[   41.955949][ T2422]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   41.956075][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.956206][ T2422]  ? __dev_close_many (net/core/dev.c:1781)
[   41.956331][ T2422]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   41.956490][ T2422]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   41.956651][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.956777][ T2422]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.956943][ T2422]  ? 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)
[   41.957070][ T2422]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.957205][ T2422]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.957363][ T2422]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   41.957488][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.957616][ T2422]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.957743][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.957875][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.958001][ T2422]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.958126][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.958259][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.958404][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.958530][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.958657][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.958784][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.959001][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.959128][ T2422]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.959260][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.959385][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.959512][ T2422]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.959639][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.959766][ T2422]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.959957][ T2422]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.960084][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.960215][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.960341][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.960469][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.960596][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.960724][ T2422]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.960848][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.961034][ T2422]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.961169][ T2422]  ? 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))
[   41.961294][ T2422]  ? 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))
[   41.961423][ T2422]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.961550][ T2422]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.961678][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.961805][ T2422]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.961985][ T2422]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.962113][ T2422]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.962246][ T2422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.962372][ T2422]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.962499][ T2422]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.962655][ T2422]  ? move_addr_to_kernel (net/socket.c:258)
[   41.962783][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.962964][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.963093][ T2422]  ___sys_sendmsg (net/socket.c:2752)
[   41.963223][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.963379][ T2422]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.963518][ T2422]  __sys_sendmsg (net/socket.c:2784)
[   41.963645][ T2422]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.963772][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.963985][ T2422]  ? 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)
[   41.964111][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.964242][ T2422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.964368][ T2422]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.964495][ T2422]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.964621][ T2422]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.964779][ T2422] RIP: 0033:0x7efed1d0e08e
[   41.964968][ T2422] 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
[   41.965421][ T2422] RSP: 002b:00007ffdd1eeee70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.965611][ T2422] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efed1d0e08e
[   41.965801][ T2422] RDX: 0000000000000000 RSI: 00007ffdd1eeef20 RDI: 0000000000000005
[   41.966045][ T2422] RBP: 00007ffdd1eeee80 R08: 0000000000000000 R09: 0000000000000000
[   41.966238][ T2422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.966427][ T2422] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd1eef5e0
| [   41.969106][ T2422] ------------[ cut here ]------------
| [   41.969233][ T2422] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2422
| [   41.969476][ T2422] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   41.969980][ T2422] Tainted: [W]=WARN
[   41.970074][ T2422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.970231][ T2422] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   41.970392][ T2422] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   41.970829][ T2422] RSP: 0018:ffa0000005ef7190 EFLAGS: 00010286
[   41.970992][ T2422] RAX: 00000000ffffffa6 RBX: ff1100000d5dd540 RCX: 1ff4000000bdedf8
[   41.971182][ T2422] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d5dd5f0
[   41.971364][ T2422] RBP: ff11000008839000 R08: 1fe2200001abbabf R09: ff1100000eb70b58
[   41.971546][ T2422] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   41.971729][ T2422] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   41.971925][ T2422] FS:  00007efed1ad4840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   41.972141][ T2422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.972303][ T2422] CR2: 000000000df91988 CR3: 0000000012d8f003 CR4: 0000000000771ef0
[   41.972488][ T2422] PKRU: 55555554
[   41.972579][ T2422] Call Trace:
[   41.972680][ T2422]  <TASK>
[   41.972744][ T2422]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   41.972906][ T2422]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   41.973058][ T2422]  ? 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)
[   41.973184][ T2422]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.973305][ T2422]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   41.973459][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.973582][ T2422]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   41.973704][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.973828][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.973967][ T2422]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.974088][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.974215][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.974355][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.974477][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.974599][ T2422]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   41.974721][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.974843][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.974970][ T2422]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   41.975095][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.975221][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.975352][ T2422]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.975474][ T2422]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   41.975599][ T2422]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   41.975721][ T2422]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   41.975844][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.975972][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.976094][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.976233][ T2422]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   41.976355][ T2422]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   41.976479][ T2422]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   41.976602][ T2422]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.976729][ T2422]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.976854][ T2422]  ? 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))
[   41.977065][ T2422]  ? 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))
[   41.977194][ T2422]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.977317][ T2422]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.977439][ T2422]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   41.977562][ T2422]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   41.977686][ T2422]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   41.977809][ T2422]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   41.977993][ T2422]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   41.978168][ T2422]  ? copy_msghdr_from_user (net/socket.c:2635)
[   41.978290][ T2422]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   41.978441][ T2422]  ? move_addr_to_kernel (net/socket.c:258)
[   41.978564][ T2422]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.978686][ T2422]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   41.978810][ T2422]  ___sys_sendmsg (net/socket.c:2752)
[   41.979009][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   41.979165][ T2422]  ? copy_msghdr_from_user (net/socket.c:2603)
[   41.979299][ T2422]  __sys_sendmsg (net/socket.c:2784)
[   41.979421][ T2422]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   41.979543][ T2422]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   41.979698][ T2422]  ? 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)
[   41.979820][ T2422]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   41.980010][ T2422]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   41.980131][ T2422]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   41.980256][ T2422]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   41.980377][ T2422]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.980527][ T2422] RIP: 0033:0x7efed1d0e08e
[   41.980655][ T2422] 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
[   41.981151][ T2422] RSP: 002b:00007ffdd1eeee70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.981339][ T2422] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efed1d0e08e
[   41.981521][ T2422] RDX: 0000000000000000 RSI: 00007ffdd1eeef20 RDI: 0000000000000005
[   41.981702][ T2422] RBP: 00007ffdd1eeee80 R08: 0000000000000000 R09: 0000000000000000
[   41.981970][ T2422] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   41.982150][ T2422] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd1eef5e0
| [   42.034155][  T164] ------------[ cut here ]------------
| [   42.034465][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   42.034839][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.035696][  T164] Tainted: [W]=WARN
[   42.035939][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.036203][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.036464][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.037133][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   42.037390][  T164] RAX: 00000000ffffffa6 RBX: ff110000100af6c0 RCX: 1ff40000000fee65
[   42.037742][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af770
[   42.038050][  T164] RBP: ff1100000cd92000 R08: 1fe2200002015eef R09: ff1100000c015248
[   42.038351][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.038641][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92000
[   42.038945][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.039288][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.039540][  T164] CR2: 00007fd3f9e12574 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   42.039830][  T164] PKRU: 55555554
[   42.040012][  T164] Call Trace:
[   42.040187][  T164]  <TASK>
[   42.040325][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.040541][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.040718][  T164]  register_netdevice (net/core/dev.c:11488)
[   42.040943][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   42.041201][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   42.041416][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   42.041676][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   42.041901][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   42.042157][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   42.042375][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   42.042627][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   42.042839][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   42.043022][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.043245][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   42.043500][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   42.043717][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   42.043939][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   42.044151][  T164]  really_probe (drivers/base/dd.c:709)
[   42.044368][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   42.044576][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   42.044788][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   42.045011][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   42.045228][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   42.045444][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   42.045658][  T164]  __device_attach (drivers/base/dd.c:1101)
[   42.045878][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.046088][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   42.046346][  T164]  ? 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)
[   42.046560][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   42.046772][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   42.046998][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   42.047219][  T164]  device_add (drivers/base/core.c:3706)
[   42.047432][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   42.047684][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   42.047907][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   42.048120][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   42.048375][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.048587][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   42.048837][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   42.049063][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   42.049281][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   42.049493][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   42.049702][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   42.049885][  T164]  new_sync_write (fs/read_write.c:595)
[   42.050101][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.050318][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   42.050529][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.050738][  T164]  ? ksys_write (fs/read_write.c:740)
[   42.050962][  T164]  vfs_write (fs/read_write.c:688)
[   42.051135][  T164]  ksys_write (fs/read_write.c:740)
[   42.051313][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   42.051522][  T164]  ? 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)
[   42.051736][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.051960][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.052174][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.052384][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.052595][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.052842][  T164] RIP: 0033:0x7f4f5d5d508e
[   42.053069][  T164] 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
[   42.053694][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   42.053997][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   42.054287][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   42.054577][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   42.054932][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   42.055231][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   42.059269][  T164] ------------[ cut here ]------------
| [   42.059487][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   42.059805][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.060710][  T164] Tainted: [W]=WARN
[   42.060879][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.061096][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.061394][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.061937][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   42.062157][  T164] RAX: 00000000ffffffa6 RBX: ff1100000d738ac0 RCX: 1ff40000000feeef
[   42.062414][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d738b70
[   42.062664][  T164] RBP: ff1100000cd92000 R08: 1fe2200001ae716f R09: ff1100000c0151f8
[   42.062932][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.063187][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.063438][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.063722][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.063950][  T164] CR2: 00007fd3f9e12574 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   42.064210][  T164] PKRU: 55555554
[   42.064361][  T164] Call Trace:
[   42.064513][  T164]  <TASK>
[   42.064632][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.064967][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.065188][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   42.065372][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   42.065647][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.065831][  T164]  ? 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)
[   42.066031][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   42.066222][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.066590][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   42.066779][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   42.066982][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   42.067174][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   42.067394][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   42.067615][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   42.067799][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   42.067997][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   42.068224][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   42.068410][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   42.068594][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   42.068777][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   42.069067][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   42.069225][  T164]  new_sync_write (fs/read_write.c:595)
[   42.069415][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.069599][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   42.069888][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.070074][  T164]  ? ksys_write (fs/read_write.c:740)
[   42.070272][  T164]  vfs_write (fs/read_write.c:688)
[   42.070427][  T164]  ksys_write (fs/read_write.c:740)
[   42.070671][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   42.070858][  T164]  ? 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)
[   42.071115][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.071311][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.071583][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.071768][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.071970][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.072193][  T164] RIP: 0033:0x7f4f5d5d508e
[   42.072383][  T164] 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
[   42.073022][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   42.073311][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   42.073559][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   42.073810][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   42.074074][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   42.074329][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   42.102591][  T164] ------------[ cut here ]------------
| [   42.102821][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   42.103265][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.104030][  T164] Tainted: [W]=WARN
[   42.104194][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.104418][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.104653][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.105752][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   42.105988][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1d6c0 RCX: 1ff40000000feed1
[   42.106257][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d770
[   42.106515][  T164] RBP: ff1100000ea72000 R08: 1fe2200001363aef R09: ff1100000c0151f8
[   42.106778][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.107056][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea72000
[   42.107331][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.107637][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.107880][  T164] CR2: 00007ffc17313dac CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   42.108147][  T164] PKRU: 55555554
[   42.108311][  T164] Call Trace:
[   42.108469][  T164]  <TASK>
[   42.108591][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.108789][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.108962][  T164]  register_netdevice (net/core/dev.c:11488)
[   42.109156][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   42.109420][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   42.109638][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   42.109901][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   42.110112][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   42.110374][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   42.110625][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.110832][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   42.111052][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   42.111310][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   42.111518][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   42.111763][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   42.111980][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   42.112191][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   42.112397][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   42.112562][  T164]  new_sync_write (fs/read_write.c:595)
[   42.112769][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.112988][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   42.113201][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.113406][  T164]  ? ksys_write (fs/read_write.c:740)
[   42.113614][  T164]  vfs_write (fs/read_write.c:688)
[   42.113781][  T164]  ksys_write (fs/read_write.c:740)
[   42.113960][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   42.114170][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.114372][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.114578][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.114789][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.115007][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.115222][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.115464][  T164] RIP: 0033:0x7f4f5d5d508e
[   42.115672][  T164] 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
[   42.116291][  T164] RSP: 002b:00007ffc17314390 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   42.116572][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   42.116849][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   42.117142][  T164] RBP: 00007ffc173143a0 R08: 0000000000000000 R09: 0000000000000000
[   42.117430][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   42.117712][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   42.234085][ T2430] ------------[ cut here ]------------
| [   42.234300][ T2430] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2430
| [   42.234633][ T2430] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.235438][ T2430] Tainted: [W]=WARN
[   42.235656][ T2430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.235969][ T2430] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.236272][ T2430] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.236851][ T2430] RSP: 0018:ffa0000005fb7020 EFLAGS: 00010286
[   42.237102][ T2430] RAX: 00000000ffffffa6 RBX: ff1100000f18f540 RCX: 1ff4000000bf6dca
[   42.237379][ T2430] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f5f0
[   42.237650][ T2430] RBP: ff1100000ea72000 R08: 1fe2200001e31ebf R09: ff1100000b058b80
[   42.237927][ T2430] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   42.238194][ T2430] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.238461][ T2430] FS:  00007f3e4935c840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.238764][ T2430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.239010][ T2430] CR2: 0000000013b18988 CR3: 0000000010e07004 CR4: 0000000000771ef0
[   42.239280][ T2430] PKRU: 55555554
[   42.239435][ T2430] Call Trace:
[   42.239591][ T2430]  <TASK>
[   42.239714][ T2430]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.239919][ T2430]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.240077][ T2430]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.240276][ T2430]  __dev_notify_flags (net/core/dev.c:9787)
[   42.240472][ T2430]  ? netif_change_name (net/core/dev.c:1495)
[   42.240665][ T2430]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.240859][ T2430]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.241064][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.241266][ T2430]  ? 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))
[   42.241461][ T2430]  netif_change_flags (net/core/dev.c:9820)
[   42.241655][ T2430]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.241852][ T2430]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.242058][ T2430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.242293][ T2430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.242491][ T2430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.242684][ T2430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.242894][ T2430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.243090][ T2430]  ? __kernel_text_address (kernel/extable.c:79)
[   42.243293][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.243487][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.243678][ T2430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.243885][ T2430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.244073][ T2430]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.244274][ T2430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.244464][ T2430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.244658][ T2430]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.244851][ T2430]  ? __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)
[   42.245053][ T2430]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.245251][ T2430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.245445][ T2430]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.245640][ T2430]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.245839][ T2430]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.246044][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.246239][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.246432][ T2430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.246622][ T2430]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.246813][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.247021][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.247216][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.247411][ T2430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.247604][ T2430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.247799][ T2430]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.248005][ T2430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.248201][ T2430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.248395][ T2430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.248586][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.248779][ T2430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.248984][ T2430]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.249182][ T2430]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.249375][ T2430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.249569][ T2430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.249764][ T2430]  ? 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))
[   42.249968][ T2430]  ? 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))
[   42.250170][ T2430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.250361][ T2430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.250551][ T2430]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.250745][ T2430]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.250951][ T2430]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.251148][ T2430]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.251350][ T2430]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.251545][ T2430]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.251739][ T2430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.251981][ T2430]  ? move_addr_to_kernel (net/socket.c:258)
[   42.252187][ T2430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.252379][ T2430]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.252575][ T2430]  ___sys_sendmsg (net/socket.c:2752)
[   42.252766][ T2430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.253008][ T2430]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.253219][ T2430]  __sys_sendmsg (net/socket.c:2784)
[   42.253414][ T2430]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.253606][ T2430]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.253837][ T2430]  ? 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)
[   42.254042][ T2430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.254244][ T2430]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.254435][ T2430]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.254625][ T2430]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.254818][ T2430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.255059][ T2430] RIP: 0033:0x7f3e4959608e
[   42.255266][ T2430] 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
[   42.255817][ T2430] RSP: 002b:00007ffeacba69a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.256088][ T2430] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3e4959608e
[   42.256359][ T2430] RDX: 0000000000000000 RSI: 00007ffeacba6a50 RDI: 0000000000000005
[   42.256622][ T2430] RBP: 00007ffeacba69b0 R08: 0000000000000000 R09: 0000000000000000
[   42.256899][ T2430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.257168][ T2430] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeacba7110
| [   42.288857][ T2431] ------------[ cut here ]------------
| [   42.289041][ T2431] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2431
| [   42.289345][ T2431] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.289984][ T2431] Tainted: [W]=WARN
[   42.290104][ T2431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.290306][ T2431] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.290514][ T2431] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.291066][ T2431] RSP: 0018:ffa0000005fb6f70 EFLAGS: 00010286
[   42.291263][ T2431] RAX: 00000000ffffffa6 RBX: ff1100001194f3c0 RCX: 1ff4000000bf6db4
[   42.291496][ T2431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f470
[   42.291729][ T2431] RBP: ff1100000ea72000 R08: 1fe2200002329e8f R09: ff1100000cc65180
[   42.291967][ T2431] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   42.292202][ T2431] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   42.292433][ T2431] FS:  00007fafdc4e6840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   42.292708][ T2431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.292908][ T2431] CR2: 00007fafdc6df460 CR3: 00000000100d7002 CR4: 0000000000771ef0
[   42.293139][ T2431] PKRU: 55555554
[   42.293260][ T2431] Call Trace:
[   42.293374][ T2431]  <TASK>
[   42.293455][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.293611][ T2431]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.293772][ T2431]  notifier_call_chain (kernel/notifier.c:85)
[   42.294029][ T2431]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   42.294188][ T2431]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.294347][ T2431]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.294504][ T2431]  netdev_upper_dev_link (net/core/dev.c:8972)
[   42.294657][ T2431]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   42.294811][ T2431] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   42.295063][ T2431]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.295222][ T2431] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.295380][ T2431]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.295540][ T2431]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.295693][ T2431]  ? nla_strscpy (lib/nlattr.c:795)
[   42.295851][ T2431]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.296103][ T2431]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.296260][ T2431]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.296414][ T2431]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.296575][ T2431]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.296735][ T2431]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.296974][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.297125][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.297284][ T2431]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.297437][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.297589][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.297748][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.297970][ T2431]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.298121][ T2431]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.298279][ T2431]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.298433][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.298587][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.298742][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.298958][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.299112][ T2431]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.299273][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.299430][ T2431]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.299589][ T2431]  ? 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))
[   42.299743][ T2431]  ? 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))
[   42.299958][ T2431]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.300111][ T2431]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.300269][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.300427][ T2431]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.300582][ T2431]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.300737][ T2431]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.300954][ T2431]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.301106][ T2431]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.301264][ T2431]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.301456][ T2431]  ? move_addr_to_kernel (net/socket.c:258)
[   42.301615][ T2431]  ___sys_sendmsg (net/socket.c:2752)
[   42.301766][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.301975][ T2431]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.302139][ T2431]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   42.302298][ T2431]  __sys_sendmsg (net/socket.c:2784)
[   42.302453][ T2431]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.302610][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.302767][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.302930][ T2431]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.303083][ T2431]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.303241][ T2431]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.303398][ T2431]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.303591][ T2431] RIP: 0033:0x7fafdc72008e
[   42.303750][ T2431] 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
[   42.304309][ T2431] RSP: 002b:00007ffe29d37a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.304542][ T2431] RAX: ffffffffffffffda RBX: 00007ffe29d381a0 RCX: 00007fafdc72008e
[   42.304772][ T2431] RDX: 0000000000000000 RSI: 00007ffe29d37ab0 RDI: 0000000000000005
[   42.305007][ T2431] RBP: 00007ffe29d37a10 R08: 0000000000000000 R09: 0000000000000000
[   42.305246][ T2431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.305479][ T2431] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29d38178
| [   42.307296][ T2431] ------------[ cut here ]------------
| [   42.307462][ T2431] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2431
| [   42.307766][ T2431] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.308606][ T2431] Tainted: [W]=WARN
[   42.308726][ T2431] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.308923][ T2431] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.309125][ T2431] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.309678][ T2431] RSP: 0018:ffa0000005fb6fd0 EFLAGS: 00010286
[   42.309879][ T2431] RAX: 00000000ffffffa6 RBX: ff1100000b2ebe40 RCX: 1ff4000000bf6dc0
[   42.310111][ T2431] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebef0
[   42.310347][ T2431] RBP: ff1100000c24a000 R08: 1fe220000165d7df R09: ff1100000cc65180
[   42.310578][ T2431] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   42.310809][ T2431] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24ae04
[   42.311049][ T2431] FS:  00007fafdc4e6840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   42.311324][ T2431] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.311518][ T2431] CR2: 00007f3a3c0ce388 CR3: 00000000100d7001 CR4: 0000000000771ef0
[   42.311751][ T2431] PKRU: 55555554
[   42.311872][ T2431] Call Trace:
[   42.311988][ T2431]  <TASK>
[   42.312067][ T2431]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.312227][ T2431]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.312343][ T2431]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.312494][ T2431]  __dev_notify_flags (net/core/dev.c:9787)
[   42.312650][ T2431]  ? netif_change_name (net/core/dev.c:1495)
[   42.312803][ T2431]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.312962][ T2431]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   42.313114][ T2431]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   42.313271][ T2431] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   42.313429][ T2431]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.313585][ T2431] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.313740][ T2431]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.313904][ T2431]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.314056][ T2431]  ? nla_strscpy (lib/nlattr.c:795)
[   42.314215][ T2431]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.314370][ T2431]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.314522][ T2431]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.314675][ T2431]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.314832][ T2431]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.314992][ T2431]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.315147][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.315301][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.315454][ T2431]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.315605][ T2431]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.315755][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.315918][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.316073][ T2431]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.316231][ T2431]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.316383][ T2431]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.316532][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.316685][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.316840][ T2431]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.316998][ T2431]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.317154][ T2431]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.317311][ T2431]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.317465][ T2431]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.317623][ T2431]  ? 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))
[   42.317775][ T2431]  ? 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))
[   42.317936][ T2431]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.318091][ T2431]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.318247][ T2431]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.318400][ T2431]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.318554][ T2431]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.318708][ T2431]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.318860][ T2431]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.319021][ T2431]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.319177][ T2431]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.319366][ T2431]  ? move_addr_to_kernel (net/socket.c:258)
[   42.319524][ T2431]  ___sys_sendmsg (net/socket.c:2752)
[   42.319680][ T2431]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.319832][ T2431]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.319999][ T2431]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   42.320154][ T2431]  __sys_sendmsg (net/socket.c:2784)
[   42.320313][ T2431]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.320467][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.320617][ T2431]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.320772][ T2431]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.320932][ T2431]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.321084][ T2431]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.321241][ T2431]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.321432][ T2431] RIP: 0033:0x7fafdc72008e
[   42.321590][ T2431] 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
[   42.322134][ T2431] RSP: 002b:00007ffe29d37a00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.322369][ T2431] RAX: ffffffffffffffda RBX: 00007ffe29d381a0 RCX: 00007fafdc72008e
[   42.322596][ T2431] RDX: 0000000000000000 RSI: 00007ffe29d37ab0 RDI: 0000000000000005
[   42.322821][ T2431] RBP: 00007ffe29d37a10 R08: 0000000000000000 R09: 0000000000000000
[   42.323055][ T2431] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.323286][ T2431] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe29d38178
| [   42.346957][ T2432] ------------[ cut here ]------------
| [   42.347110][ T2432] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2432
| [   42.347388][ T2432] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.347980][ T2432] Tainted: [W]=WARN
[   42.348091][ T2432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.348278][ T2432] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.348470][ T2432] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.349080][ T2432] RSP: 0018:ffa0000005fa7020 EFLAGS: 00010286
[   42.349265][ T2432] RAX: 00000000ffffffa6 RBX: ff110000100bf9c0 RCX: 1ff4000000bf4dca
[   42.349480][ T2432] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfa70
[   42.349694][ T2432] RBP: ff1100000c24a000 R08: 1fe2200002017f4f R09: ff1100000cc60b58
[   42.349980][ T2432] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   42.350250][ T2432] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.350467][ T2432] FS:  00007f5e66748840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   42.350722][ T2432] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.350960][ T2432] CR2: 000000003a9eb988 CR3: 000000000f065004 CR4: 0000000000771ef0
[   42.351176][ T2432] PKRU: 55555554
[   42.351282][ T2432] Call Trace:
[   42.351388][ T2432]  <TASK>
[   42.351463][ T2432]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.351604][ T2432]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.351715][ T2432]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.351857][ T2432]  __dev_notify_flags (net/core/dev.c:9787)
[   42.352056][ T2432]  ? netif_change_name (net/core/dev.c:1495)
[   42.352205][ T2432]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.352349][ T2432]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.352492][ T2432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.352636][ T2432]  ? 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))
[   42.352779][ T2432]  netif_change_flags (net/core/dev.c:9820)
[   42.352979][ T2432]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.353123][ T2432]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.353269][ T2432]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.353412][ T2432]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.353591][ T2432]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.353729][ T2432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.353927][ T2432]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.354068][ T2432]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.354212][ T2432]  ? __kernel_text_address (kernel/extable.c:79)
[   42.354356][ T2432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.354498][ T2432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.354639][ T2432]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.354783][ T2432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.355013][ T2432]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.355156][ T2432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.355299][ T2432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.355442][ T2432]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.355584][ T2432]  ? __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)
[   42.355724][ T2432]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.355941][ T2432]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.356082][ T2432]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.356234][ T2432]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.356380][ T2432]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.356525][ T2432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.356665][ T2432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.356806][ T2432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.357024][ T2432]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.357170][ T2432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.357316][ T2432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.357460][ T2432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.357600][ T2432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.357742][ T2432]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.357984][ T2432]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.358125][ T2432]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.358269][ T2432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.358410][ T2432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.358549][ T2432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.358690][ T2432]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.358830][ T2432]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.358982][ T2432]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.359124][ T2432]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.359272][ T2432]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.359412][ T2432]  ? 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))
[   42.359556][ T2432]  ? 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))
[   42.359702][ T2432]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.359847][ T2432]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.359996][ T2432]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.360143][ T2432]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.360293][ T2432]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.360439][ T2432]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.360583][ T2432]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.360725][ T2432]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.360875][ T2432]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.361047][ T2432]  ? move_addr_to_kernel (net/socket.c:258)
[   42.361196][ T2432]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.361338][ T2432]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.361478][ T2432]  ___sys_sendmsg (net/socket.c:2752)
[   42.361620][ T2432]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.361800][ T2432]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.361958][ T2432]  __sys_sendmsg (net/socket.c:2784)
[   42.362102][ T2432]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.362247][ T2432]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.362427][ T2432]  ? 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)
[   42.362573][ T2432]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.362718][ T2432]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.362867][ T2432]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.363013][ T2432]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.363156][ T2432]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.363339][ T2432] RIP: 0033:0x7f5e6698208e
[   42.363491][ T2432] 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
[   42.364001][ T2432] RSP: 002b:00007ffe1b01f870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.364226][ T2432] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5e6698208e
[   42.364440][ T2432] RDX: 0000000000000000 RSI: 00007ffe1b01f920 RDI: 0000000000000005
[   42.364651][ T2432] RBP: 00007ffe1b01f880 R08: 0000000000000000 R09: 0000000000000000
[   42.364871][ T2432] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.365083][ T2432] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1b01ffe0
| [   42.405917][ T2434] ------------[ cut here ]------------
| [   42.406081][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2434
| [   42.406384][ T2434] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.407095][ T2434] Tainted: [W]=WARN
[   42.407220][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.407416][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.407620][ T2434] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.408188][ T2434] RSP: 0018:ffa0000005fb6f70 EFLAGS: 00010286
[   42.408384][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000b2eadc0 RCX: 1ff4000000bf6db4
[   42.408617][ T2434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eae70
[   42.408845][ T2434] RBP: ff1100000ea72000 R08: 1fe220000165d5cf R09: ff1100000e800b80
[   42.409086][ T2434] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   42.409317][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   42.409550][ T2434] FS:  00007fc55886a840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   42.409817][ T2434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.410017][ T2434] CR2: 0000000025733a28 CR3: 00000000100d7005 CR4: 0000000000771ef0
[   42.410254][ T2434] PKRU: 55555554
[   42.410369][ T2434] Call Trace:
[   42.410487][ T2434]  <TASK>
[   42.410567][ T2434]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.410721][ T2434]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.410879][ T2434]  notifier_call_chain (kernel/notifier.c:85)
[   42.411038][ T2434]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   42.411197][ T2434]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.411355][ T2434]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.411513][ T2434]  netdev_upper_dev_link (net/core/dev.c:8972)
[   42.411668][ T2434]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   42.411823][ T2434] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   42.411988][ T2434]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.412147][ T2434] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.412309][ T2434]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.412470][ T2434]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.412626][ T2434]  ? nla_strscpy (lib/nlattr.c:795)
[   42.412781][ T2434]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.412942][ T2434]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.413096][ T2434]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.413253][ T2434]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.413413][ T2434]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.413573][ T2434]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.413729][ T2434]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.413885][ T2434]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.414037][ T2434]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.414195][ T2434]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.414349][ T2434]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.414505][ T2434]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.414661][ T2434]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.414815][ T2434]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.414973][ T2434]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.415127][ T2434]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.415283][ T2434]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.415439][ T2434]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.415591][ T2434]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.415841][ T2434]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.416004][ T2434]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.416164][ T2434]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.416323][ T2434]  ? 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))
[   42.416572][ T2434]  ? 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))
[   42.416730][ T2434]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.416983][ T2434]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.417138][ T2434]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.417298][ T2434]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.417548][ T2434]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.417704][ T2434]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.417859][ T2434]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.418019][ T2434]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.418175][ T2434]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.418368][ T2434]  ? move_addr_to_kernel (net/socket.c:258)
[   42.418714][ T2434]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.418966][ T2434]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.419124][ T2434]  ___sys_sendmsg (net/socket.c:2752)
[   42.419280][ T2434]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.419472][ T2434]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.419733][ T2434]  __sys_sendmsg (net/socket.c:2784)
[   42.419985][ T2434]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.420140][ T2434]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.420339][ T2434]  ? 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)
[   42.420490][ T2434]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.420645][ T2434]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.420799][ T2434]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.421049][ T2434]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.421210][ T2434]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.421400][ T2434] RIP: 0033:0x7fc558aa408e
[   42.421561][ T2434] 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
[   42.422419][ T2434] RSP: 002b:00007ffef58b0b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.422747][ T2434] RAX: ffffffffffffffda RBX: 00007ffef58b1330 RCX: 00007fc558aa408e
[   42.422983][ T2434] RDX: 0000000000000000 RSI: 00007ffef58b0c40 RDI: 0000000000000005
[   42.423216][ T2434] RBP: 00007ffef58b0ba0 R08: 0000000000000000 R09: 0000000000000000
[   42.423446][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.423677][ T2434] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef58b1308
| [   42.425571][ T2434] ------------[ cut here ]------------
| [   42.425809][ T2434] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2434
| [   42.426116][ T2434] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.427029][ T2434] Tainted: [W]=WARN
[   42.427146][ T2434] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.427345][ T2434] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.427546][ T2434] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.428094][ T2434] RSP: 0018:ffa0000005fb6fd0 EFLAGS: 00010286
[   42.428291][ T2434] RAX: 00000000ffffffa6 RBX: ff1100000b2ea7c0 RCX: 1ff4000000bf6dc0
[   42.428621][ T2434] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea870
[   42.428851][ T2434] RBP: ff1100000c352000 R08: 1fe220000165d50f R09: ff1100000e800b80
[   42.429087][ T2434] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   42.429320][ T2434] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352e04
[   42.429551][ T2434] FS:  00007fc55886a840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   42.430010][ T2434] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.430192][ T2434] CR2: 0000000025733a28 CR3: 00000000100d7005 CR4: 0000000000771ef0
[   42.430403][ T2434] PKRU: 55555554
[   42.430507][ T2434] Call Trace:
[   42.430612][ T2434]  <TASK>
[   42.430684][ T2434]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.430828][ T2434]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.430940][ T2434]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.431080][ T2434]  __dev_notify_flags (net/core/dev.c:9787)
[   42.431323][ T2434]  ? netif_change_name (net/core/dev.c:1495)
[   42.431469][ T2434]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.431612][ T2434]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   42.431848][ T2434]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   42.431996][ T2434] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   42.432140][ T2434]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.432385][ T2434] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.432526][ T2434]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.432801][ T2434]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.433044][ T2434]  ? nla_strscpy (lib/nlattr.c:795)
[   42.433286][ T2434]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.433429][ T2434]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.433568][ T2434]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.433804][ T2434]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.433955][ T2434]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.434202][ T2434]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.434344][ T2434]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.434484][ T2434]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.434723][ T2434]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.434866][ T2434]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.435006][ T2434]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.435149][ T2434]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.435294][ T2434]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.435624][ T2434]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.435764][ T2434]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.435923][ T2434]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.436066][ T2434]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.436213][ T2434]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.436351][ T2434]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.436491][ T2434]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.436629][ T2434]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.436770][ T2434]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.437015][ T2434]  ? 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))
[   42.437153][ T2434]  ? 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))
[   42.437299][ T2434]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.437439][ T2434]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.437578][ T2434]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.437719][ T2434]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.437958][ T2434]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.438202][ T2434]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.438343][ T2434]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.438484][ T2434]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.438622][ T2434]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.438894][ T2434]  ? move_addr_to_kernel (net/socket.c:258)
[   42.439035][ T2434]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.439178][ T2434]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.439321][ T2434]  ___sys_sendmsg (net/socket.c:2752)
[   42.439459][ T2434]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.439633][ T2434]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.439783][ T2434]  __sys_sendmsg (net/socket.c:2784)
[   42.440117][ T2434]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.440360][ T2434]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.440536][ T2434]  ? 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)
[   42.440675][ T2434]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.440814][ T2434]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.440958][ T2434]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.441197][ T2434]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.441531][ T2434]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.441704][ T2434] RIP: 0033:0x7fc558aa408e
[   42.441848][ T2434] 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
[   42.442452][ T2434] RSP: 002b:00007ffef58b0b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.442660][ T2434] RAX: ffffffffffffffda RBX: 00007ffef58b1330 RCX: 00007fc558aa408e
[   42.442882][ T2434] RDX: 0000000000000000 RSI: 00007ffef58b0c40 RDI: 0000000000000005
[   42.443195][ T2434] RBP: 00007ffef58b0ba0 R08: 0000000000000000 R09: 0000000000000000
[   42.443402][ T2434] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.443608][ T2434] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffef58b1308
| [   42.473488][ T2435] ------------[ cut here ]------------
| [   42.473637][ T2435] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2435
| [   42.473976][ T2435] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.474620][ T2435] Tainted: [W]=WARN
[   42.474719][ T2435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.474901][ T2435] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.475072][ T2435] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.475537][ T2435] RSP: 0018:ffa0000005fa7020 EFLAGS: 00010286
[   42.475701][ T2435] RAX: 00000000ffffffa6 RBX: ff110000100bfcc0 RCX: 1ff4000000bf4dca
[   42.475909][ T2435] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfd70
[   42.476104][ T2435] RBP: ff1100000c352000 R08: 1fe2200002017faf R09: ff1100000e802e58
[   42.476302][ T2435] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   42.476501][ T2435] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.476699][ T2435] FS:  00007fd500504840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   42.476936][ T2435] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.477103][ T2435] CR2: 0000000036d5e988 CR3: 0000000012e11003 CR4: 0000000000771ef0
[   42.477304][ T2435] PKRU: 55555554
[   42.477402][ T2435] Call Trace:
[   42.477501][ T2435]  <TASK>
[   42.477570][ T2435]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.477703][ T2435]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.477804][ T2435]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.477940][ T2435]  __dev_notify_flags (net/core/dev.c:9787)
[   42.478074][ T2435]  ? netif_change_name (net/core/dev.c:1495)
[   42.478209][ T2435]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.478339][ T2435]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.478469][ T2435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.478603][ T2435]  ? 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))
[   42.478737][ T2435]  netif_change_flags (net/core/dev.c:9820)
[   42.478873][ T2435]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.479004][ T2435]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.479137][ T2435]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.479270][ T2435]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.479434][ T2435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.479564][ T2435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.479696][ T2435]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.479826][ T2435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.479962][ T2435]  ? __kernel_text_address (kernel/extable.c:79)
[   42.480094][ T2435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.480233][ T2435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.480363][ T2435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.480494][ T2435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.480624][ T2435]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.480754][ T2435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.480888][ T2435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.481022][ T2435]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.481152][ T2435]  ? __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)
[   42.481288][ T2435]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.481418][ T2435]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.481550][ T2435]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.481682][ T2435]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.481817][ T2435]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.481956][ T2435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.482085][ T2435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.482222][ T2435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.482352][ T2435]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.482481][ T2435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.482614][ T2435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.482742][ T2435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.482949][ T2435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.483080][ T2435]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.483216][ T2435]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.483345][ T2435]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.483476][ T2435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.483609][ T2435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.483740][ T2435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.483939][ T2435]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.484068][ T2435]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.484203][ T2435]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.484332][ T2435]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.484462][ T2435]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.484595][ T2435]  ? 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))
[   42.484724][ T2435]  ? 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))
[   42.484857][ T2435]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.485045][ T2435]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.485178][ T2435]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.485309][ T2435]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.485440][ T2435]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.485572][ T2435]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.485703][ T2435]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.485832][ T2435]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.486017][ T2435]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.486184][ T2435]  ? move_addr_to_kernel (net/socket.c:258)
[   42.486315][ T2435]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.486444][ T2435]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.486576][ T2435]  ___sys_sendmsg (net/socket.c:2752)
[   42.486704][ T2435]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.486921][ T2435]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.487062][ T2435]  __sys_sendmsg (net/socket.c:2784)
[   42.487197][ T2435]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.487326][ T2435]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.487490][ T2435]  ? 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)
[   42.487619][ T2435]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.487749][ T2435]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.487934][ T2435]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.488063][ T2435]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.488197][ T2435]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.488357][ T2435] RIP: 0033:0x7fd50073e08e
[   42.488495][ T2435] 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
[   42.489034][ T2435] RSP: 002b:00007ffe2fa6d020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.489235][ T2435] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd50073e08e
[   42.489429][ T2435] RDX: 0000000000000000 RSI: 00007ffe2fa6d0d0 RDI: 0000000000000005
[   42.489622][ T2435] RBP: 00007ffe2fa6d030 R08: 0000000000000000 R09: 0000000000000000
[   42.489817][ T2435] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.490088][ T2435] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2fa6d790
| [   42.523195][ T2436] ------------[ cut here ]------------
| [   42.523340][ T2436] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2436
| [   42.523604][ T2436] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.524149][ T2436] Tainted: [W]=WARN
[   42.524254][ T2436] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.524418][ T2436] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.524587][ T2436] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.525057][ T2436] RSP: 0018:ffa0000005fb7020 EFLAGS: 00010286
[   42.525226][ T2436] RAX: 00000000ffffffa6 RBX: ff1100000f2c19c0 RCX: 1ff4000000bf6dca
[   42.525423][ T2436] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1a70
[   42.525619][ T2436] RBP: ff1100000c24a000 R08: 1fe2200001e5834f R09: ff1100000cbd2e58
[   42.525812][ T2436] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   42.526012][ T2436] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.526210][ T2436] FS:  00007fadac715840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   42.526436][ T2436] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.526600][ T2436] CR2: 00000000075b6988 CR3: 000000001301a005 CR4: 0000000000771ef0
[   42.526797][ T2436] PKRU: 55555554
[   42.526903][ T2436] Call Trace:
[   42.527002][ T2436]  <TASK>
[   42.527070][ T2436]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.527206][ T2436]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.527306][ T2436]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.527438][ T2436]  __dev_notify_flags (net/core/dev.c:9787)
[   42.527568][ T2436]  ? netif_change_name (net/core/dev.c:1495)
[   42.527698][ T2436]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   42.527829][ T2436]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.527967][ T2436]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.528102][ T2436]  ? 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))
[   42.528244][ T2436]  netif_change_flags (net/core/dev.c:9820)
[   42.528375][ T2436]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.528510][ T2436]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.528648][ T2436]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.528780][ T2436]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.529590][ T2436]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.529730][ T2436]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.529950][ T2436]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.530113][ T2436]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.530250][ T2436]  ? __kernel_text_address (kernel/extable.c:79)
[   42.530384][ T2436]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.530522][ T2436]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.530656][ T2436]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.530792][ T2436]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.530933][ T2436]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.531066][ T2436]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.531202][ T2436]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.531336][ T2436]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.531472][ T2436]  ? __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)
[   42.531606][ T2436]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.531740][ T2436]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.531880][ T2436]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.532014][ T2436]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.532152][ T2436]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.532290][ T2436]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.532424][ T2436]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.532553][ T2436]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.532687][ T2436]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.532822][ T2436]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.532963][ T2436]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.533100][ T2436]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.533239][ T2436]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.533369][ T2436]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.533503][ T2436]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.533636][ T2436]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.533767][ T2436]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.533907][ T2436]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.534038][ T2436]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.534176][ T2436]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.534309][ T2436]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.534444][ T2436]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.534577][ T2436]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.534713][ T2436]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.534852][ T2436]  ? 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))
[   42.534992][ T2436]  ? 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))
[   42.535131][ T2436]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.535267][ T2436]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.535397][ T2436]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.535529][ T2436]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.535660][ T2436]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.535793][ T2436]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.535934][ T2436]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.536070][ T2436]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.536207][ T2436]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.536369][ T2436]  ? move_addr_to_kernel (net/socket.c:258)
[   42.536504][ T2436]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.536635][ T2436]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.536772][ T2436]  ___sys_sendmsg (net/socket.c:2752)
[   42.536910][ T2436]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.537076][ T2436]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.537221][ T2436]  __sys_sendmsg (net/socket.c:2784)
[   42.537353][ T2436]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.537482][ T2436]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.537653][ T2436]  ? 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)
[   42.537785][ T2436]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.537924][ T2436]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.538056][ T2436]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.538194][ T2436]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.538326][ T2436]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.538489][ T2436] RIP: 0033:0x7fadac94f08e
[   42.538628][ T2436] 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
[   42.539099][ T2436] RSP: 002b:00007fff1dde67c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.539300][ T2436] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fadac94f08e
[   42.539500][ T2436] RDX: 0000000000000000 RSI: 00007fff1dde6870 RDI: 0000000000000005
[   42.539695][ T2436] RBP: 00007fff1dde67d0 R08: 0000000000000000 R09: 0000000000000000
[   42.539896][ T2436] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.540095][ T2436] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff1dde6f30
| [   42.571903][ T2438] ------------[ cut here ]------------
| [   42.572070][ T2438] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2438
| [   42.572336][ T2438] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.573199][ T2438] Tainted: [W]=WARN
[   42.573302][ T2438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.573519][ T2438] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.573710][ T2438] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.574225][ T2438] RSP: 0018:ffa0000005fc7020 EFLAGS: 00010286
[   42.574412][ T2438] RAX: 00000000ffffffa6 RBX: ff11000005dc0ac0 RCX: 1ff4000000bf8dca
[   42.574629][ T2438] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005dc0b70
[   42.574842][ T2438] RBP: ff1100000c24a000 R08: 1fe2200000bb816f R09: ff1100000b0f5158
[   42.575056][ T2438] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   42.575279][ T2438] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.575496][ T2438] FS:  00007f62bee2f840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   42.575751][ T2438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.575948][ T2438] CR2: 0000000023219988 CR3: 0000000012d67004 CR4: 0000000000771ef0
[   42.576170][ T2438] PKRU: 55555554
[   42.576278][ T2438] Call Trace:
[   42.576392][ T2438]  <TASK>
[   42.576468][ T2438]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.576614][ T2438]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.576725][ T2438]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.576877][ T2438]  __dev_notify_flags (net/core/dev.c:9787)
[   42.577022][ T2438]  ? netif_change_name (net/core/dev.c:1495)
[   42.577171][ T2438]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.577319][ T2438]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.577461][ T2438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.577606][ T2438]  ? 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))
[   42.577754][ T2438]  netif_change_flags (net/core/dev.c:9820)
[   42.577907][ T2438]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.578053][ T2438]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.578202][ T2438]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.578349][ T2438]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.578530][ T2438]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.578672][ T2438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.578818][ T2438]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.578974][ T2438]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.579118][ T2438]  ? __kernel_text_address (kernel/extable.c:79)
[   42.579268][ T2438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.579411][ T2438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.579559][ T2438]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.579706][ T2438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.579856][ T2438]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.580011][ T2438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.580156][ T2438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.580305][ T2438]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.580447][ T2438]  ? __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)
[   42.580589][ T2438]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.580732][ T2438]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.580880][ T2438]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.581030][ T2438]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.581185][ T2438]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.581331][ T2438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.581478][ T2438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.581622][ T2438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.581765][ T2438]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.581912][ T2438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.582056][ T2438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.582227][ T2438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.582366][ T2438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.582499][ T2438]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.582631][ T2438]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.582763][ T2438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.582956][ T2438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.583088][ T2438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.583312][ T2438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.583444][ T2438]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.583572][ T2438]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.583701][ T2438]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.583829][ T2438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.584013][ T2438]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.584145][ T2438]  ? 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))
[   42.584278][ T2438]  ? 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))
[   42.584407][ T2438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.584537][ T2438]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.584667][ T2438]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.584796][ T2438]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.585010][ T2438]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.585139][ T2438]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.585290][ T2438]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.585433][ T2438]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.585578][ T2438]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.585756][ T2438]  ? move_addr_to_kernel (net/socket.c:258)
[   42.585966][ T2438]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.586109][ T2438]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.586258][ T2438]  ___sys_sendmsg (net/socket.c:2752)
[   42.586400][ T2438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.586579][ T2438]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.586735][ T2438]  __sys_sendmsg (net/socket.c:2784)
[   42.586938][ T2438]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.587079][ T2438]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.587260][ T2438]  ? 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)
[   42.587405][ T2438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.587548][ T2438]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.587690][ T2438]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.587830][ T2438]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.588068][ T2438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.588247][ T2438] RIP: 0033:0x7f62bf06908e
[   42.588398][ T2438] 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
[   42.588986][ T2438] RSP: 002b:00007ffc62804ff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.589205][ T2438] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f62bf06908e
[   42.589419][ T2438] RDX: 0000000000000000 RSI: 00007ffc628050a0 RDI: 0000000000000005
[   42.589633][ T2438] RBP: 00007ffc62805000 R08: 0000000000000000 R09: 0000000000000000
[   42.589844][ T2438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb4f
[   42.590068][ T2438] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc62805760
| [   42.627203][ T2440] ------------[ cut here ]------------
| [   42.627382][ T2440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2440
| [   42.627663][ T2440] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.628245][ T2440] Tainted: [W]=WARN
[   42.628353][ T2440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.628529][ T2440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.628714][ T2440] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.629225][ T2440] RSP: 0018:ffa0000005fe6f70 EFLAGS: 00010286
[   42.629404][ T2440] RAX: 00000000ffffffa6 RBX: ff1100000c087b40 RCX: 1ff4000000bfcdb4
[   42.629615][ T2440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087bf0
[   42.629823][ T2440] RBP: ff1100000ea72000 R08: 1fe2200001810f7f R09: ff1100000c8b0b80
[   42.630109][ T2440] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   42.630324][ T2440] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   42.630534][ T2440] FS:  00007f796c0b1840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   42.630779][ T2440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.631017][ T2440] CR2: 00007f796c3811a0 CR3: 0000000012377005 CR4: 0000000000771ef0
[   42.631233][ T2440] PKRU: 55555554
[   42.631340][ T2440] Call Trace:
[   42.631445][ T2440]  <TASK>
[   42.631518][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.631657][ T2440]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.631798][ T2440]  notifier_call_chain (kernel/notifier.c:85)
[   42.632014][ T2440]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   42.632259][ T2440]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.632402][ T2440]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.632542][ T2440]  netdev_upper_dev_link (net/core/dev.c:8972)
[   42.632680][ T2440]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   42.632820][ T2440] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   42.633056][ T2440]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.633207][ T2440] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.633348][ T2440]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.633493][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.633633][ T2440]  ? nla_strscpy (lib/nlattr.c:795)
[   42.633772][ T2440]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.633955][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.634094][ T2440]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.634237][ T2440]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.634381][ T2440]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.634526][ T2440]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.634666][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.634805][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.634948][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.635087][ T2440]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.635233][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.635377][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.635518][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.635661][ T2440]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.635801][ T2440]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.635946][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.636087][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.636231][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.636369][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.636509][ T2440]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.636648][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.636789][ T2440]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.636938][ T2440]  ? 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))
[   42.637078][ T2440]  ? 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))
[   42.637225][ T2440]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.637365][ T2440]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.637503][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.637645][ T2440]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.637786][ T2440]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.637932][ T2440]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.638073][ T2440]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.638216][ T2440]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.638353][ T2440]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.638524][ T2440]  ? move_addr_to_kernel (net/socket.c:258)
[   42.638663][ T2440]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.638803][ T2440]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.638948][ T2440]  ___sys_sendmsg (net/socket.c:2752)
[   42.639086][ T2440]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.639265][ T2440]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.639417][ T2440]  __sys_sendmsg (net/socket.c:2784)
[   42.639557][ T2440]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.639695][ T2440]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.639879][ T2440]  ? 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)
[   42.640019][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.640159][ T2440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.640300][ T2440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.640438][ T2440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.640578][ T2440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.640751][ T2440] RIP: 0033:0x7f796c2eb08e
[   42.640902][ T2440] 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
[   42.641400][ T2440] RSP: 002b:00007ffd684b6fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.641609][ T2440] RAX: ffffffffffffffda RBX: 00007ffd684b7778 RCX: 00007f796c2eb08e
[   42.641815][ T2440] RDX: 0000000000000000 RSI: 00007ffd684b7090 RDI: 0000000000000005
[   42.642030][ T2440] RBP: 00007ffd684b6ff0 R08: 0000000000000000 R09: 0000000000000000
[   42.642242][ T2440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.642448][ T2440] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd684b7750
| [   42.644066][ T2440] ------------[ cut here ]------------
| [   42.644206][ T2440] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2440
| [   42.644477][ T2440] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.645049][ T2440] Tainted: [W]=WARN
[   42.645156][ T2440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.645333][ T2440] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.645514][ T2440] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.646014][ T2440] RSP: 0018:ffa0000005fe6fd0 EFLAGS: 00010286
[   42.646198][ T2440] RAX: 00000000ffffffa6 RBX: ff1100000c087cc0 RCX: 1ff4000000bfcdc0
[   42.646403][ T2440] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087d70
[   42.646613][ T2440] RBP: ff1100000f2ca000 R08: 1fe2200001810faf R09: ff1100000c8b0b80
[   42.646821][ T2440] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   42.647034][ T2440] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2cae04
[   42.647247][ T2440] FS:  00007f796c0b1840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   42.647495][ T2440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.647669][ T2440] CR2: 00007f796c3811a0 CR3: 0000000012377005 CR4: 0000000000771ef0
[   42.647886][ T2440] PKRU: 55555554
[   42.647992][ T2440] Call Trace:
[   42.648097][ T2440]  <TASK>
[   42.648174][ T2440]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.648317][ T2440]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.648425][ T2440]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   42.648564][ T2440]  __dev_notify_flags (net/core/dev.c:9787)
[   42.648705][ T2440]  ? netif_change_name (net/core/dev.c:1495)
[   42.648846][ T2440]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   42.648994][ T2440]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   42.649135][ T2440]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   42.649284][ T2440] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   42.649430][ T2440]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   42.649575][ T2440] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   42.649716][ T2440]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   42.649860][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   42.650007][ T2440]  ? nla_strscpy (lib/nlattr.c:795)
[   42.650148][ T2440]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   42.650294][ T2440]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   42.650434][ T2440]  ? __dev_get_by_name (net/core/dev.c:883)
[   42.650573][ T2440]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   42.650719][ T2440]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   42.650869][ T2440]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.651011][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.651151][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.651294][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.651435][ T2440]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.651575][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.651720][ T2440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.651860][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.652005][ T2440]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.652145][ T2440]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.652290][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.652432][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.652576][ T2440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.652714][ T2440]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.652855][ T2440]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.653002][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.653142][ T2440]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.653289][ T2440]  ? 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))
[   42.653429][ T2440]  ? 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))
[   42.653572][ T2440]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.653713][ T2440]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.653852][ T2440]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.653998][ T2440]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.654139][ T2440]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.654284][ T2440]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.654425][ T2440]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.654564][ T2440]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.654704][ T2440]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.654878][ T2440]  ? move_addr_to_kernel (net/socket.c:258)
[   42.655019][ T2440]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.655157][ T2440]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.655301][ T2440]  ___sys_sendmsg (net/socket.c:2752)
[   42.655440][ T2440]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.655615][ T2440]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.655769][ T2440]  __sys_sendmsg (net/socket.c:2784)
[   42.655915][ T2440]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.656054][ T2440]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.656234][ T2440]  ? 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)
[   42.656373][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.656511][ T2440]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.656650][ T2440]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.656789][ T2440]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.656934][ T2440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.657106][ T2440] RIP: 0033:0x7f796c2eb08e
[   42.657254][ T2440] 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
[   42.657747][ T2440] RSP: 002b:00007ffd684b6fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.657962][ T2440] RAX: ffffffffffffffda RBX: 00007ffd684b7778 RCX: 00007f796c2eb08e
[   42.658174][ T2440] RDX: 0000000000000000 RSI: 00007ffd684b7090 RDI: 0000000000000005
[   42.658381][ T2440] RBP: 00007ffd684b6ff0 R08: 0000000000000000 R09: 0000000000000000
[   42.658588][ T2440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.658795][ T2440] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd684b7750
| [   42.692961][ T2441] ------------[ cut here ]------------
| [   42.693133][ T2441] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2441
| [   42.693421][ T2441] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.694371][ T2441] Tainted: [W]=WARN
[   42.694497][ T2441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.694688][ T2441] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.695327][ T2441] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.695868][ T2441] RSP: 0018:ffa0000005ff7020 EFLAGS: 00010286
[   42.696051][ T2441] RAX: 00000000ffffffa6 RBX: ff110000100beac0 RCX: 1ff4000000bfedca
[   42.696281][ T2441] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100beb70
[   42.696504][ T2441] RBP: ff1100000f2ca000 R08: 1fe2200002017d6f R09: ff1100000cb82e58
[   42.696720][ T2441] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   42.696951][ T2441] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.697174][ T2441] FS:  00007faf6a8d3840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   42.697431][ T2441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.697617][ T2441] CR2: 0000000014eed988 CR3: 0000000010e48006 CR4: 0000000000771ef0
[   42.697835][ T2441] PKRU: 55555554
[   42.697947][ T2441] Call Trace:
[   42.698059][ T2441]  <TASK>
[   42.698135][ T2441]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.698290][ T2441]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.698402][ T2441]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.698546][ T2441]  __dev_notify_flags (net/core/dev.c:9787)
[   42.698695][ T2441]  ? netif_change_name (net/core/dev.c:1495)
[   42.698838][ T2441]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.698988][ T2441]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.699136][ T2441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.699285][ T2441]  ? 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))
[   42.699430][ T2441]  netif_change_flags (net/core/dev.c:9820)
[   42.699571][ T2441]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.699714][ T2441]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.699860][ T2441]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.700074][ T2441]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.700260][ T2441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.700404][ T2441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.700548][ T2441]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.700688][ T2441]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.700830][ T2441]  ? __kernel_text_address (kernel/extable.c:79)
[   42.701043][ T2441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.701193][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.701412][ T2441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.701553][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.701694][ T2441]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.701836][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.702044][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.702190][ T2441]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.702331][ T2441]  ? __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)
[   42.702474][ T2441]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.702617][ T2441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.702765][ T2441]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.702972][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.703122][ T2441]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.703274][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.703422][ T2441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.703571][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.703713][ T2441]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.703856][ T2441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.704071][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.704220][ T2441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.704361][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.704505][ T2441]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.704653][ T2441]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.704796][ T2441]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.705034][ T2441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.705180][ T2441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.705320][ T2441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.705468][ T2441]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.705613][ T2441]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.705758][ T2441]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.705955][ T2441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.706098][ T2441]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.706251][ T2441]  ? 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))
[   42.706396][ T2441]  ? 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))
[   42.706541][ T2441]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.706687][ T2441]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.706830][ T2441]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.706982][ T2441]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.707129][ T2441]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.707280][ T2441]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.707422][ T2441]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.707565][ T2441]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.707711][ T2441]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.707898][ T2441]  ? move_addr_to_kernel (net/socket.c:258)
[   42.708048][ T2441]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.708198][ T2441]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.708348][ T2441]  ___sys_sendmsg (net/socket.c:2752)
[   42.708493][ T2441]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.708669][ T2441]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.708826][ T2441]  __sys_sendmsg (net/socket.c:2784)
[   42.708976][ T2441]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.709119][ T2441]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.709303][ T2441]  ? 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)
[   42.709447][ T2441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.709592][ T2441]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.709734][ T2441]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.709881][ T2441]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.710024][ T2441]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.710207][ T2441] RIP: 0033:0x7faf6ab0d08e
[   42.710357][ T2441] 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
[   42.710869][ T2441] RSP: 002b:00007ffdcc33eb90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.711085][ T2441] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007faf6ab0d08e
[   42.711306][ T2441] RDX: 0000000000000000 RSI: 00007ffdcc33ec40 RDI: 0000000000000005
[   42.711518][ T2441] RBP: 00007ffdcc33eba0 R08: 0000000000000000 R09: 0000000000000000
[   42.711726][ T2441] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.711944][ T2441] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcc33f300
| [   42.769187][ T2446] ------------[ cut here ]------------
| [   42.769399][ T2446] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2446
| [   42.769706][ T2446] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.770530][ T2446] Tainted: [W]=WARN
[   42.770729][ T2446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.771150][ T2446] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.771434][ T2446] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.772012][ T2446] RSP: 0018:ffa0000006007020 EFLAGS: 00010286
[   42.772296][ T2446] RAX: 00000000ffffffa6 RBX: ff11000009b1cc40 RCX: 1ff4000000c00dca
[   42.772603][ T2446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1ccf0
[   42.772933][ T2446] RBP: ff1100000f2ca000 R08: 1fe220000136399f R09: ff11000012e7ae58
[   42.773255][ T2446] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   42.773569][ T2446] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.773911][ T2446] FS:  00007f5af75f2840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.774280][ T2446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.774525][ T2446] CR2: 00007f5af78c21a0 CR3: 000000000f489002 CR4: 0000000000771ef0
[   42.774765][ T2446] PKRU: 55555554
[   42.774925][ T2446] Call Trace:
[   42.775068][ T2446]  <TASK>
[   42.775188][ T2446]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.775367][ T2446]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.775514][ T2446]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.775691][ T2446]  __dev_notify_flags (net/core/dev.c:9787)
[   42.775881][ T2446]  ? netif_change_name (net/core/dev.c:1495)
[   42.776057][ T2446]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   42.776241][ T2446]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.776418][ T2446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.776596][ T2446]  ? 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))
[   42.776778][ T2446]  netif_change_flags (net/core/dev.c:9820)
[   42.776970][ T2446]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.777148][ T2446]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.777334][ T2446]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.777511][ T2446]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.777720][ T2446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.777911][ T2446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.778090][ T2446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.778272][ T2446]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.778449][ T2446]  ? __kernel_text_address (kernel/extable.c:79)
[   42.778627][ T2446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.778809][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.779001][ T2446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.779186][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.779366][ T2446]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.779543][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.779722][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.779915][ T2446]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.780093][ T2446]  ? __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)
[   42.780276][ T2446]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.780452][ T2446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.780633][ T2446]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.780811][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.781004][ T2446]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.781190][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.781368][ T2446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.781546][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.781721][ T2446]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.781911][ T2446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.782092][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.782275][ T2446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.782454][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.782632][ T2446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.782810][ T2446]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.783000][ T2446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.783187][ T2446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.783364][ T2446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.783541][ T2446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.783723][ T2446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.783912][ T2446]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.784093][ T2446]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.784273][ T2446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.784451][ T2446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.784631][ T2446]  ? 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))
[   42.784807][ T2446]  ? 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))
[   42.785000][ T2446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.785185][ T2446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.785362][ T2446]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.785541][ T2446]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.785722][ T2446]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.785913][ T2446]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.786095][ T2446]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.786276][ T2446]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.786454][ T2446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.786663][ T2446]  ? move_addr_to_kernel (net/socket.c:258)
[   42.786841][ T2446]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.787030][ T2446]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.787211][ T2446]  ___sys_sendmsg (net/socket.c:2752)
[   42.787387][ T2446]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.787595][ T2446]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.787784][ T2446]  __sys_sendmsg (net/socket.c:2784)
[   42.787974][ T2446]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.788150][ T2446]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.788369][ T2446]  ? 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)
[   42.788552][ T2446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.788731][ T2446]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.788921][ T2446]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.789097][ T2446]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.789284][ T2446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.789496][ T2446] RIP: 0033:0x7f5af782c08e
[   42.789678][ T2446] 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
[   42.790200][ T2446] RSP: 002b:00007ffc26f3a280 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.790443][ T2446] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5af782c08e
[   42.790684][ T2446] RDX: 0000000000000000 RSI: 00007ffc26f3a330 RDI: 0000000000000005
[   42.790937][ T2446] RBP: 00007ffc26f3a290 R08: 0000000000000000 R09: 0000000000000000
[   42.791186][ T2446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.791426][ T2446] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc26f3a9f0
| [   42.822374][ T2448] ------------[ cut here ]------------
| [   42.822517][ T2448] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2448
| [   42.822780][ T2448] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.823625][ T2448] Tainted: [W]=WARN
[   42.823725][ T2448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.823979][ T2448] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.824149][ T2448] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.824613][ T2448] RSP: 0018:ffa0000006027020 EFLAGS: 00010286
[   42.824779][ T2448] RAX: 00000000ffffffa6 RBX: ff1100000c9647c0 RCX: 1ff4000000c04dca
[   42.825180][ T2448] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964870
[   42.825375][ T2448] RBP: ff1100000f2ca000 R08: 1fe220000192c90f R09: ff1100000f4e0b58
[   42.825575][ T2448] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   42.825768][ T2448] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   42.825969][ T2448] FS:  00007fcd9adda840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   42.826205][ T2448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.826369][ T2448] CR2: 0000000018dca988 CR3: 00000000130f7004 CR4: 0000000000771ef0
[   42.826564][ T2448] PKRU: 55555554
[   42.826661][ T2448] Call Trace:
[   42.826759][ T2448]  <TASK>
[   42.826826][ T2448]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.826964][ T2448]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.827063][ T2448]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   42.827199][ T2448]  __dev_notify_flags (net/core/dev.c:9787)
[   42.827331][ T2448]  ? netif_change_name (net/core/dev.c:1495)
[   42.827461][ T2448]  ? __dev_change_flags (net/core/dev.c:9752)
[   42.827591][ T2448]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   42.827719][ T2448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.827851][ T2448]  ? 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))
[   42.827989][ T2448]  netif_change_flags (net/core/dev.c:9820)
[   42.828120][ T2448]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.828254][ T2448]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   42.828386][ T2448]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   42.828516][ T2448]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   42.828675][ T2448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.828806][ T2448]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.828940][ T2448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.829070][ T2448]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.829204][ T2448]  ? __kernel_text_address (kernel/extable.c:79)
[   42.829333][ T2448]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.829465][ T2448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.829592][ T2448]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.829721][ T2448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.829849][ T2448]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   42.829985][ T2448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.830112][ T2448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.830243][ T2448]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   42.830371][ T2448]  ? __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)
[   42.830500][ T2448]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   42.830630][ T2448]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   42.830762][ T2448]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   42.830899][ T2448]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   42.831033][ T2448]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   42.831167][ T2448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.831297][ T2448]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.831426][ T2448]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.831554][ T2448]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.831684][ T2448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.831817][ T2448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.831952][ T2448]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.832082][ T2448]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.832217][ T2448]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.832349][ T2448]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   42.832479][ T2448]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.832609][ T2448]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.832737][ T2448]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.832872][ T2448]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.833004][ T2448]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.833134][ T2448]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.833269][ T2448]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.833397][ T2448]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.833527][ T2448]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.833658][ T2448]  ? 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))
[   42.833788][ T2448]  ? 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))
[   42.833926][ T2448]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.834057][ T2448]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.834192][ T2448]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.834325][ T2448]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.834456][ T2448]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.834586][ T2448]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.834717][ T2448]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.834846][ T2448]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.834981][ T2448]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.835144][ T2448]  ? move_addr_to_kernel (net/socket.c:258)
[   42.835279][ T2448]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.835408][ T2448]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.835541][ T2448]  ___sys_sendmsg (net/socket.c:2752)
[   42.835670][ T2448]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.835833][ T2448]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.835987][ T2448]  __sys_sendmsg (net/socket.c:2784)
[   42.836117][ T2448]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.836249][ T2448]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.836412][ T2448]  ? 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)
[   42.836542][ T2448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.836673][ T2448]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.836802][ T2448]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.836936][ T2448]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.837068][ T2448]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.837234][ T2448] RIP: 0033:0x7fcd9b01408e
[   42.837369][ T2448] 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
[   42.837827][ T2448] RSP: 002b:00007fff86f29f80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.838030][ T2448] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcd9b01408e
[   42.838228][ T2448] RDX: 0000000000000000 RSI: 00007fff86f2a030 RDI: 0000000000000005
[   42.838421][ T2448] RBP: 00007fff86f29f90 R08: 0000000000000000 R09: 0000000000000000
[   42.838615][ T2448] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.838810][ T2448] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff86f2a6f0
| [   42.892675][ T2452] ------------[ cut here ]------------
| [   42.892859][ T2452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2452
| [   42.893392][ T2452] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.894033][ T2452] Tainted: [W]=WARN
[   42.894186][ T2452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.894395][ T2452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.894615][ T2452] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.895136][ T2452] RSP: 0018:ffa0000006056fe0 EFLAGS: 00010286
[   42.895357][ T2452] RAX: 00000000ffffffa6 RBX: ff1100001194ef40 RCX: 1ff4000000c0adc2
[   42.895600][ T2452] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194eff0
[   42.895842][ T2452] RBP: ff1100000ea72000 R08: 1fe2200002329dff R09: ff11000010c8ae58
[   42.896097][ T2452] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   42.896346][ T2452] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   42.896592][ T2452] FS:  00007f0e23ec8840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.896890][ T2452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.897103][ T2452] CR2: 00000000143d2988 CR3: 00000000130e9003 CR4: 0000000000771ef0
[   42.897358][ T2452] PKRU: 55555554
[   42.897503][ T2452] Call Trace:
[   42.897649][ T2452]  <TASK>
[   42.897764][ T2452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.897954][ T2452]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   42.898136][ T2452]  notifier_call_chain (kernel/notifier.c:85)
[   42.898326][ T2452]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   42.898504][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.898683][ T2452]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   42.898907][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.899088][ T2452]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   42.899304][ T2452]  ? 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)
[   42.899483][ T2452]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.899662][ T2452]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   42.899841][ T2452]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   42.900068][ T2452] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   42.900258][ T2452]  ? write_profile (kernel/profile.c:194)
[   42.900439][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.900618][ T2452]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   42.900834][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.901026][ T2452]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   42.901210][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.901387][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.901568][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.901747][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.901937][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.902134][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.902319][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.902497][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.902677][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.902858][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.903051][ T2452]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   42.903240][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.903417][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.903597][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.903775][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.903968][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.904150][ T2452]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.904337][ T2452]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.904514][ T2452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.904692][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.904884][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.905063][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.905252][ T2452]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.905434][ T2452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.905618][ T2452]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.905798][ T2452]  ? 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))
[   42.905989][ T2452]  ? 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))
[   42.906177][ T2452]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.906357][ T2452]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.906536][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.906715][ T2452]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.906908][ T2452]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.907092][ T2452]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.907277][ T2452]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.907458][ T2452]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.907636][ T2452]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.907846][ T2452]  ? move_addr_to_kernel (net/socket.c:258)
[   42.908039][ T2452]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.908225][ T2452]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.908413][ T2452]  ___sys_sendmsg (net/socket.c:2752)
[   42.908593][ T2452]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.908805][ T2452]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.909008][ T2452]  __sys_sendmsg (net/socket.c:2784)
[   42.909195][ T2452]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.909373][ T2452]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.909587][ T2452]  ? 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)
[   42.909769][ T2452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.909962][ T2452]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.910141][ T2452]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.910327][ T2452]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.910510][ T2452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.910717][ T2452] RIP: 0033:0x7f0e2410208e
[   42.910914][ T2452] 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
[   42.911433][ T2452] RSP: 002b:00007ffe0b3dd6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.911677][ T2452] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0e2410208e
[   42.911931][ T2452] RDX: 0000000000000000 RSI: 00007ffe0b3dd770 RDI: 0000000000000005
[   42.912183][ T2452] RBP: 00007ffe0b3dd6d0 R08: 0000000000000000 R09: 0000000000000000
[   42.912425][ T2452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.912667][ T2452] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0b3dde30
| [   42.914774][ T2452] ------------[ cut here ]------------
| [   42.914956][ T2452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2452
| [   42.915260][ T2452] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.915879][ T2452] Tainted: [W]=WARN
[   42.916022][ T2452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.916241][ T2452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.916456][ T2452] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.917204][ T2452] RSP: 0018:ffa0000006057060 EFLAGS: 00010286
[   42.917485][ T2452] RAX: 00000000ffffffa6 RBX: ff1100001194e1c0 RCX: 1ff4000000c0add2
[   42.917805][ T2452] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e270
[   42.918142][ T2452] RBP: ff1100000f2ca000 R08: 1fe2200002329c4f R09: ff11000010c8ae58
[   42.918468][ T2452] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   42.918777][ T2452] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006057100
[   42.919110][ T2452] FS:  00007f0e23ec8840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.919398][ T2452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.919603][ T2452] CR2: 00000000143d2988 CR3: 00000000130e9003 CR4: 0000000000771ef0
[   42.919841][ T2452] PKRU: 55555554
[   42.919996][ T2452] Call Trace:
[   42.920138][ T2452]  <TASK>
[   42.920261][ T2452]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   42.920440][ T2452]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   42.920585][ T2452]  netif_close_many (net/core/dev.c:1804)
[   42.920764][ T2452]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   42.920979][ T2452]  ? 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)
[   42.921154][ T2452]  ? __dev_close_many (net/core/dev.c:1781)
[   42.921336][ T2452]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   42.921542][ T2452]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   42.921749][ T2452]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   42.921944][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.922119][ T2452]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.922337][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.922515][ T2452]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   42.922689][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.922888][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.923064][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.923243][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.923419][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.923611][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.923783][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.923972][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.924145][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.924327][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.924501][ T2452]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   42.924678][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.924852][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.925039][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.925221][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.925400][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.925575][ T2452]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.925751][ T2452]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.925939][ T2452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.926116][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.926300][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.926474][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.926650][ T2452]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.926826][ T2452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.927010][ T2452]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.927194][ T2452]  ? 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))
[   42.927369][ T2452]  ? 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))
[   42.927545][ T2452]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.927720][ T2452]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.927907][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.928084][ T2452]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.928267][ T2452]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.928441][ T2452]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.928618][ T2452]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.928796][ T2452]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.928982][ T2452]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.929192][ T2452]  ? move_addr_to_kernel (net/socket.c:258)
[   42.929369][ T2452]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.929543][ T2452]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.929719][ T2452]  ___sys_sendmsg (net/socket.c:2752)
[   42.929906][ T2452]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.930117][ T2452]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.930310][ T2452]  __sys_sendmsg (net/socket.c:2784)
[   42.930486][ T2452]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.930659][ T2452]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.930883][ T2452]  ? 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)
[   42.931059][ T2452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.931242][ T2452]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.931417][ T2452]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.931591][ T2452]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.931767][ T2452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.931985][ T2452] RIP: 0033:0x7f0e2410208e
[   42.932173][ T2452] 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
[   42.932671][ T2452] RSP: 002b:00007ffe0b3dd6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.932923][ T2452] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0e2410208e
[   42.933159][ T2452] RDX: 0000000000000000 RSI: 00007ffe0b3dd770 RDI: 0000000000000005
[   42.933403][ T2452] RBP: 00007ffe0b3dd6d0 R08: 0000000000000000 R09: 0000000000000000
[   42.933643][ T2452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.933890][ T2452] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0b3dde30
| [   42.936748][ T2452] ------------[ cut here ]------------
| [   42.937536][ T2452] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2452
| [   42.937890][ T2452] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   42.938595][ T2452] Tainted: [W]=WARN
[   42.938784][ T2452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.939050][ T2452] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   42.939320][ T2452] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   42.939852][ T2452] RSP: 0018:ffa0000006057190 EFLAGS: 00010286
[   42.940117][ T2452] RAX: 00000000ffffffa6 RBX: ff1100000f2c1240 RCX: 1ff4000000c0adf8
[   42.940406][ T2452] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c12f0
[   42.940685][ T2452] RBP: ff1100000f2ca000 R08: 1fe2200001e5825f R09: ff11000010c8ae58
[   42.940980][ T2452] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   42.941261][ T2452] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   42.941543][ T2452] FS:  00007f0e23ec8840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   42.941854][ T2452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.942116][ T2452] CR2: 00000000143d2988 CR3: 00000000130e9003 CR4: 0000000000771ef0
[   42.942412][ T2452] PKRU: 55555554
[   42.942603][ T2452] Call Trace:
[   42.942790][ T2452]  <TASK>
[   42.942962][ T2452]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   42.943223][ T2452]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   42.943474][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.943695][ T2452]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   42.943927][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.944148][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.944375][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.944594][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.944812][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.945061][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.945287][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.945508][ T2452]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   42.945729][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.945960][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.946187][ T2452]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   42.946407][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.946626][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.946844][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.947075][ T2452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   42.947308][ T2452]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   42.947528][ T2452]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   42.947747][ T2452]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.947977][ T2452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.948203][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.948424][ T2452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   42.948641][ T2452]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   42.948926][ T2452]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   42.949095][ T2452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.949270][ T2452]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.949442][ T2452]  ? 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))
[   42.949609][ T2452]  ? 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))
[   42.949782][ T2452]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.949967][ T2452]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.950136][ T2452]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   42.950317][ T2452]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   42.950487][ T2452]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   42.950657][ T2452]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   42.950829][ T2452]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   42.951010][ T2452]  ? copy_msghdr_from_user (net/socket.c:2635)
[   42.951184][ T2452]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   42.951381][ T2452]  ? move_addr_to_kernel (net/socket.c:258)
[   42.951550][ T2452]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.951722][ T2452]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   42.951907][ T2452]  ___sys_sendmsg (net/socket.c:2752)
[   42.952075][ T2452]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   42.952281][ T2452]  ? copy_msghdr_from_user (net/socket.c:2603)
[   42.952460][ T2452]  __sys_sendmsg (net/socket.c:2784)
[   42.952630][ T2452]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   42.952797][ T2452]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   42.953014][ T2452]  ? 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)
[   42.953190][ T2452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   42.953359][ T2452]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   42.953529][ T2452]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   42.953697][ T2452]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   42.953879][ T2452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.954077][ T2452] RIP: 0033:0x7f0e2410208e
[   42.954260][ T2452] 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
[   42.954735][ T2452] RSP: 002b:00007ffe0b3dd6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.954979][ T2452] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f0e2410208e
[   42.955218][ T2452] RDX: 0000000000000000 RSI: 00007ffe0b3dd770 RDI: 0000000000000005
[   42.955445][ T2452] RBP: 00007ffe0b3dd6d0 R08: 0000000000000000 R09: 0000000000000000
[   42.955671][ T2452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   42.955911][ T2452] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0b3dde30
| [   43.004919][ T2454] ------------[ cut here ]------------
| [   43.005075][ T2454] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2454
| [   43.005362][ T2454] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.006609][ T2454] Tainted: [W]=WARN
[   43.006716][ T2454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.006897][ T2454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.007077][ T2454] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.007574][ T2454] RSP: 0018:ffa0000006066f70 EFLAGS: 00010286
[   43.007748][ T2454] RAX: 00000000ffffffa6 RBX: ff1100000b2ea7c0 RCX: 1ff4000000c0cdb4
[   43.007961][ T2454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea870
[   43.008173][ T2454] RBP: ff1100000ea72000 R08: 1fe220000165d50f R09: ff1100000cc60b80
[   43.008380][ T2454] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   43.008589][ T2454] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   43.008797][ T2454] FS:  00007fc6e4d0e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.009048][ T2454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.009227][ T2454] CR2: 000000001b75fa28 CR3: 0000000012d13003 CR4: 0000000000771ef0
[   43.009437][ T2454] PKRU: 55555554
[   43.009541][ T2454] Call Trace:
[   43.009646][ T2454]  <TASK>
[   43.009717][ T2454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.009857][ T2454]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.010003][ T2454]  notifier_call_chain (kernel/notifier.c:85)
[   43.010145][ T2454]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   43.010289][ T2454]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.010431][ T2454]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.010574][ T2454]  netdev_upper_dev_link (net/core/dev.c:8972)
[   43.010712][ T2454]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   43.010852][ T2454] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   43.011002][ T2454]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.011146][ T2454] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.011293][ T2454]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.011438][ T2454]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.011577][ T2454]  ? nla_strscpy (lib/nlattr.c:795)
[   43.011718][ T2454]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.011858][ T2454]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.012002][ T2454]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.012141][ T2454]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.012290][ T2454]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.012432][ T2454]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.012574][ T2454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.012711][ T2454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.012850][ T2454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.012993][ T2454]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.013132][ T2454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.013280][ T2454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.013420][ T2454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.013560][ T2454]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.013699][ T2454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.013837][ T2454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.013980][ T2454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.014120][ T2454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.014260][ T2454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.014399][ T2454]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.014537][ T2454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.014678][ T2454]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.014820][ T2454]  ? 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))
[   43.014963][ T2454]  ? 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))
[   43.015105][ T2454]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.015247][ T2454]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.015386][ T2454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.015527][ T2454]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.015667][ T2454]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.015807][ T2454]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.015950][ T2454]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.016088][ T2454]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.016229][ T2454]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.016400][ T2454]  ? move_addr_to_kernel (net/socket.c:258)
[   43.016539][ T2454]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.016678][ T2454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.016819][ T2454]  ___sys_sendmsg (net/socket.c:2752)
[   43.016963][ T2454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.017135][ T2454]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.017289][ T2454]  __sys_sendmsg (net/socket.c:2784)
[   43.017427][ T2454]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.017564][ T2454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.017738][ T2454]  ? 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)
[   43.017881][ T2454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.018020][ T2454]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.018158][ T2454]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.018299][ T2454]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.018439][ T2454]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.018611][ T2454] RIP: 0033:0x7fc6e4f4808e
[   43.018755][ T2454] 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
[   43.019259][ T2454] RSP: 002b:00007fffcbe1b670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.019468][ T2454] RAX: ffffffffffffffda RBX: 00007fffcbe1be08 RCX: 00007fc6e4f4808e
[   43.019675][ T2454] RDX: 0000000000000000 RSI: 00007fffcbe1b720 RDI: 0000000000000005
[   43.019887][ T2454] RBP: 00007fffcbe1b680 R08: 0000000000000000 R09: 0000000000000000
[   43.020094][ T2454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.020305][ T2454] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcbe1bde0
| [   43.021905][ T2454] ------------[ cut here ]------------
| [   43.022039][ T2454] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2454
| [   43.022313][ T2454] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.022875][ T2454] Tainted: [W]=WARN
[   43.022980][ T2454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.023154][ T2454] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.023336][ T2454] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.023825][ T2454] RSP: 0018:ffa0000006066fd0 EFLAGS: 00010286
[   43.024005][ T2454] RAX: 00000000ffffffa6 RBX: ff1100000b2eaf40 RCX: 1ff4000000c0cdc0
[   43.024215][ T2454] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eaff0
[   43.024422][ T2454] RBP: ff1100000cc0a000 R08: 1fe220000165d5ff R09: ff1100000cc60b80
[   43.024628][ T2454] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.024833][ T2454] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc0ae04
[   43.025044][ T2454] FS:  00007fc6e4d0e840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.025290][ T2454] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.025464][ T2454] CR2: 000000001b75fa28 CR3: 0000000012d13003 CR4: 0000000000771ef0
[   43.025672][ T2454] PKRU: 55555554
[   43.025776][ T2454] Call Trace:
[   43.025881][ T2454]  <TASK>
[   43.025952][ T2454]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.026092][ T2454]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.026203][ T2454]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.026340][ T2454]  __dev_notify_flags (net/core/dev.c:9787)
[   43.026480][ T2454]  ? netif_change_name (net/core/dev.c:1495)
[   43.026621][ T2454]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.026760][ T2454]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   43.026905][ T2454]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   43.027045][ T2454] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   43.027193][ T2454]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.027336][ T2454] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.027477][ T2454]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.027620][ T2454]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.027758][ T2454]  ? nla_strscpy (lib/nlattr.c:795)
[   43.027904][ T2454]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.028044][ T2454]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.028187][ T2454]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.028326][ T2454]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.028472][ T2454]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.028615][ T2454]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.028755][ T2454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.028899][ T2454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.029037][ T2454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.029179][ T2454]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.029320][ T2454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.029462][ T2454]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.029602][ T2454]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.029740][ T2454]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.029881][ T2454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.030020][ T2454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.030158][ T2454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.030303][ T2454]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.030440][ T2454]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.030579][ T2454]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.030716][ T2454]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.030856][ T2454]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.031003][ T2454]  ? 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))
[   43.031141][ T2454]  ? 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))
[   43.031584][ T2454]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.031725][ T2454]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.031868][ T2454]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.032010][ T2454]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.032150][ T2454]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.032295][ T2454]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.032435][ T2454]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.032575][ T2454]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.032716][ T2454]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.032894][ T2454]  ? move_addr_to_kernel (net/socket.c:258)
[   43.033035][ T2454]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.033191][ T2454]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.033332][ T2454]  ___sys_sendmsg (net/socket.c:2752)
[   43.033470][ T2454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.033641][ T2454]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.033794][ T2454]  __sys_sendmsg (net/socket.c:2784)
[   43.033939][ T2454]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.034077][ T2454]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.034256][ T2454]  ? 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)
[   43.034394][ T2454]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.034535][ T2454]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.034674][ T2454]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.034813][ T2454]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.034959][ T2454]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.035131][ T2454] RIP: 0033:0x7fc6e4f4808e
[   43.035276][ T2454] 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
[   43.035766][ T2454] RSP: 002b:00007fffcbe1b670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.035980][ T2454] RAX: ffffffffffffffda RBX: 00007fffcbe1be08 RCX: 00007fc6e4f4808e
[   43.036191][ T2454] RDX: 0000000000000000 RSI: 00007fffcbe1b720 RDI: 0000000000000005
[   43.036398][ T2454] RBP: 00007fffcbe1b680 R08: 0000000000000000 R09: 0000000000000000
[   43.036605][ T2454] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.036813][ T2454] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffcbe1bde0
| [   43.068800][ T2456] ------------[ cut here ]------------
| [   43.068955][ T2456] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2456
| [   43.069228][ T2456] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.069762][ T2456] Tainted: [W]=WARN
[   43.069888][ T2456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.070050][ T2456] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.070227][ T2456] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.070687][ T2456] RSP: 0018:ffa0000006057020 EFLAGS: 00010286
[   43.070853][ T2456] RAX: 00000000ffffffa6 RBX: ff11000009b1c040 RCX: 1ff4000000c0adca
[   43.071203][ T2456] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c0f0
[   43.071400][ T2456] RBP: ff1100000cc0a000 R08: 1fe220000136381f R09: ff11000013148b58
[   43.071597][ T2456] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   43.071795][ T2456] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.071997][ T2456] FS:  00007fad5a448840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   43.072231][ T2456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.072395][ T2456] CR2: 000000000a2dc988 CR3: 00000000130b7004 CR4: 0000000000771ef0
[   43.072591][ T2456] PKRU: 55555554
[   43.072690][ T2456] Call Trace:
[   43.072786][ T2456]  <TASK>
[   43.072855][ T2456]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.072994][ T2456]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.073093][ T2456]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.073227][ T2456]  __dev_notify_flags (net/core/dev.c:9787)
[   43.073357][ T2456]  ? netif_change_name (net/core/dev.c:1495)
[   43.073487][ T2456]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.073618][ T2456]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.073748][ T2456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.073886][ T2456]  ? 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))
[   43.074019][ T2456]  netif_change_flags (net/core/dev.c:9820)
[   43.074150][ T2456]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.074287][ T2456]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.074421][ T2456]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.074556][ T2456]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.074719][ T2456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.074849][ T2456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.074991][ T2456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.075120][ T2456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.075257][ T2456]  ? __kernel_text_address (kernel/extable.c:79)
[   43.075389][ T2456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.075521][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.075654][ T2456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.075785][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.075921][ T2456]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.076049][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.076183][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.076311][ T2456]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.076439][ T2456]  ? __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)
[   43.076569][ T2456]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.076697][ T2456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.076829][ T2456]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.076966][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.077101][ T2456]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.077238][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.077367][ T2456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.077497][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.077625][ T2456]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.077755][ T2456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.077892][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.078023][ T2456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.078151][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.078284][ T2456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.078417][ T2456]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.078548][ T2456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.078677][ T2456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.078807][ T2456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.078940][ T2456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.079073][ T2456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.079206][ T2456]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.079336][ T2456]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.079468][ T2456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.079599][ T2456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.079733][ T2456]  ? 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))
[   43.079867][ T2456]  ? 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))
[   43.080004][ T2456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.080135][ T2456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.080266][ T2456]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.080396][ T2456]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.080525][ T2456]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.080655][ T2456]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.080786][ T2456]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.080920][ T2456]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.081049][ T2456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.081209][ T2456]  ? move_addr_to_kernel (net/socket.c:258)
[   43.081338][ T2456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.081466][ T2456]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.081595][ T2456]  ___sys_sendmsg (net/socket.c:2752)
[   43.081721][ T2456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.081887][ T2456]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.082030][ T2456]  __sys_sendmsg (net/socket.c:2784)
[   43.082158][ T2456]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.082324][ T2456]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.082485][ T2456]  ? 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)
[   43.082625][ T2456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.082754][ T2456]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.082889][ T2456]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.083019][ T2456]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.083149][ T2456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.083312][ T2456] RIP: 0033:0x7fad5a68208e
[   43.083447][ T2456] 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
[   43.083909][ T2456] RSP: 002b:00007ffe5e11abd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.084104][ T2456] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fad5a68208e
[   43.084301][ T2456] RDX: 0000000000000000 RSI: 00007ffe5e11ac80 RDI: 0000000000000005
[   43.084493][ T2456] RBP: 00007ffe5e11abe0 R08: 0000000000000000 R09: 0000000000000000
[   43.084685][ T2456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.084884][ T2456] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5e11b340
| [   43.142478][ T2460] ------------[ cut here ]------------
| [   43.142640][ T2460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2460
| [   43.142950][ T2460] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.143490][ T2460] Tainted: [W]=WARN
[   43.143588][ T2460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.143759][ T2460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.143932][ T2460] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.144397][ T2460] RSP: 0018:ffa0000005fa6fe0 EFLAGS: 00010286
[   43.144562][ T2460] RAX: 00000000ffffffa6 RBX: ff1100000f18e1c0 RCX: 1ff4000000bf4dc2
[   43.144755][ T2460] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e270
[   43.144954][ T2460] RBP: ff1100000ea72000 R08: 1fe2200001e31c4f R09: ff11000009df2e58
[   43.145149][ T2460] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   43.145411][ T2460] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   43.145607][ T2460] FS:  00007fd550438840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.145835][ T2460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.146006][ T2460] CR2: 00000000033b6988 CR3: 000000000e8df001 CR4: 0000000000771ef0
[   43.146207][ T2460] PKRU: 55555554
[   43.146304][ T2460] Call Trace:
[   43.146401][ T2460]  <TASK>
[   43.146468][ T2460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.146598][ T2460]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.146728][ T2460]  notifier_call_chain (kernel/notifier.c:85)
[   43.146867][ T2460]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   43.146999][ T2460]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   43.147161][ T2460]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.147296][ T2460]  ? 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)
[   43.147425][ T2460]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.147556][ T2460]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   43.147709][ T2460]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   43.147878][ T2460] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   43.148013][ T2460]  ? write_profile (kernel/profile.c:194)
[   43.148145][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.148281][ T2460]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   43.148448][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.148581][ T2460]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   43.148712][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.148841][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.148975][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.149105][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.149240][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.149387][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.149518][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.149649][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.149779][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.149912][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.150045][ T2460]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   43.150182][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.150313][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.150443][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.150575][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.150708][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.150838][ T2460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.150972][ T2460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.151104][ T2460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.151239][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.151372][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.151502][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.151637][ T2460]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.151769][ T2460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.151995][ T2460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.152131][ T2460]  ? 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))
[   43.152265][ T2460]  ? 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))
[   43.152397][ T2460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.152528][ T2460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.152661][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.152793][ T2460]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.152991][ T2460]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.153123][ T2460]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.153259][ T2460]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.153390][ T2460]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.153521][ T2460]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.153682][ T2460]  ? move_addr_to_kernel (net/socket.c:258)
[   43.153814][ T2460]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.154000][ T2460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.154191][ T2460]  ___sys_sendmsg (net/socket.c:2752)
[   43.154320][ T2460]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.154480][ T2460]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.154624][ T2460]  __sys_sendmsg (net/socket.c:2784)
[   43.154757][ T2460]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.154942][ T2460]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.155108][ T2460]  ? 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)
[   43.155243][ T2460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.155375][ T2460]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.155504][ T2460]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.155634][ T2460]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.155765][ T2460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.155982][ T2460] RIP: 0033:0x7fd55067208e
[   43.156118][ T2460] 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
[   43.156606][ T2460] RSP: 002b:00007ffe790425a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.156802][ T2460] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd55067208e
[   43.157074][ T2460] RDX: 0000000000000000 RSI: 00007ffe79042650 RDI: 0000000000000005
[   43.157273][ T2460] RBP: 00007ffe790425b0 R08: 0000000000000000 R09: 0000000000000000
[   43.157467][ T2460] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.157662][ T2460] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe79042d10
| [   43.159530][ T2460] ------------[ cut here ]------------
| [   43.159654][ T2460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2460
| [   43.159908][ T2460] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.160424][ T2460] Tainted: [W]=WARN
[   43.160520][ T2460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.160680][ T2460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.160843][ T2460] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.161314][ T2460] RSP: 0018:ffa0000005fa7060 EFLAGS: 00010286
[   43.161479][ T2460] RAX: 00000000ffffffa6 RBX: ff1100000f18f0c0 RCX: 1ff4000000bf4dd2
[   43.161667][ T2460] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f170
[   43.161853][ T2460] RBP: ff1100000c24a000 R08: 1fe2200001e31e2f R09: ff11000009df2e58
[   43.162050][ T2460] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.162305][ T2460] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000005fa7100
[   43.162495][ T2460] FS:  00007fd550438840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.162717][ T2460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.162879][ T2460] CR2: 00000000033b6988 CR3: 000000000e8df001 CR4: 0000000000771ef0
[   43.163070][ T2460] PKRU: 55555554
[   43.163170][ T2460] Call Trace:
[   43.163270][ T2460]  <TASK>
[   43.163335][ T2460]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.163463][ T2460]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.163561][ T2460]  netif_close_many (net/core/dev.c:1804)
[   43.163689][ T2460]  ? 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)
[   43.163816][ T2460]  ? __dev_close_many (net/core/dev.c:1781)
[   43.163946][ T2460]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.164110][ T2460]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.164274][ T2460]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   43.164405][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.164532][ T2460]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.164692][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.164820][ T2460]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   43.164954][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.165082][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.165217][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.165342][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.165468][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.165613][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.165739][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.165871][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.165997][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.166124][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.166254][ T2460]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   43.166381][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.166508][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.166633][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.166760][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.166892][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.167018][ T2460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.167145][ T2460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.167276][ T2460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.167401][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.167530][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.167656][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.167784][ T2460]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.167915][ T2460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.168042][ T2460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.168176][ T2460]  ? 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))
[   43.168302][ T2460]  ? 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))
[   43.168430][ T2460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.168557][ T2460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.168683][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.168810][ T2460]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.168940][ T2460]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.169070][ T2460]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.169203][ T2460]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.169329][ T2460]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.169455][ T2460]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.169613][ T2460]  ? move_addr_to_kernel (net/socket.c:258)
[   43.169740][ T2460]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.169871][ T2460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.170001][ T2460]  ___sys_sendmsg (net/socket.c:2752)
[   43.170126][ T2460]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.170287][ T2460]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.170429][ T2460]  __sys_sendmsg (net/socket.c:2784)
[   43.170556][ T2460]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.170681][ T2460]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.170840][ T2460]  ? 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)
[   43.170983][ T2460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.171110][ T2460]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.171244][ T2460]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.171371][ T2460]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.171497][ T2460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.171653][ T2460] RIP: 0033:0x7fd55067208e
[   43.171785][ T2460] 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
[   43.172241][ T2460] RSP: 002b:00007ffe790425a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.172433][ T2460] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd55067208e
[   43.172621][ T2460] RDX: 0000000000000000 RSI: 00007ffe79042650 RDI: 0000000000000005
[   43.172810][ T2460] RBP: 00007ffe790425b0 R08: 0000000000000000 R09: 0000000000000000
[   43.173003][ T2460] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.173200][ T2460] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe79042d10
| [   43.175468][ T2460] ------------[ cut here ]------------
| [   43.175598][ T2460] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2460
| [   43.175838][ T2460] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.177044][ T2460] Tainted: [W]=WARN
[   43.177136][ T2460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.177342][ T2460] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.177502][ T2460] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.177988][ T2460] RSP: 0018:ffa0000005fa7190 EFLAGS: 00010286
[   43.178144][ T2460] RAX: 00000000ffffffa6 RBX: ff110000100be940 RCX: 1ff4000000bf4df8
[   43.178330][ T2460] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be9f0
[   43.178514][ T2460] RBP: ff1100000c24a000 R08: 1fe2200002017d3f R09: ff11000009df2e58
[   43.178696][ T2460] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.178930][ T2460] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.179114][ T2460] FS:  00007fd550438840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.179344][ T2460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.179499][ T2460] CR2: 00000000033b6988 CR3: 000000000e8df001 CR4: 0000000000771ef0
[   43.179683][ T2460] PKRU: 55555554
[   43.179775][ T2460] Call Trace:
[   43.179921][ T2460]  <TASK>
[   43.179984][ T2460]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.180140][ T2460]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.180299][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.180423][ T2460]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   43.180545][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.180666][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.180789][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.180960][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.181081][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.181225][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.181347][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.181470][ T2460]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.181593][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.181714][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.181841][ T2460]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   43.182013][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.182134][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.182262][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.182386][ T2460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.182508][ T2460]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.182629][ T2460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.182752][ T2460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.182922][ T2460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.183045][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.183174][ T2460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.183296][ T2460]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.183419][ T2460]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.183539][ T2460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.183663][ T2460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.183788][ T2460]  ? 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))
[   43.183962][ T2460]  ? 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))
[   43.184085][ T2460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.184211][ T2460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.184334][ T2460]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.184465][ T2460]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.184592][ T2460]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.184715][ T2460]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.184839][ T2460]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.185013][ T2460]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.185134][ T2460]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.185291][ T2460]  ? move_addr_to_kernel (net/socket.c:258)
[   43.185414][ T2460]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.185535][ T2460]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.185658][ T2460]  ___sys_sendmsg (net/socket.c:2752)
[   43.185779][ T2460]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.185981][ T2460]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.186114][ T2460]  __sys_sendmsg (net/socket.c:2784)
[   43.186240][ T2460]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.186361][ T2460]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.186514][ T2460]  ? 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)
[   43.186635][ T2460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.186756][ T2460]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.186927][ T2460]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.187049][ T2460]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.187175][ T2460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.187327][ T2460] RIP: 0033:0x7fd55067208e
[   43.187454][ T2460] 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
[   43.187937][ T2460] RSP: 002b:00007ffe790425a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.188122][ T2460] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd55067208e
[   43.188323][ T2460] RDX: 0000000000000000 RSI: 00007ffe79042650 RDI: 0000000000000005
[   43.188505][ T2460] RBP: 00007ffe790425b0 R08: 0000000000000000 R09: 0000000000000000
[   43.188695][ T2460] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.188927][ T2460] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe79042d10
| [   43.255468][ T2464] ------------[ cut here ]------------
| [   43.255672][ T2464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2464
| [   43.256659][ T2464] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.257425][ T2464] Tainted: [W]=WARN
[   43.257580][ T2464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.257810][ T2464] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.258062][ T2464] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.258585][ T2464] RSP: 0018:ffa00000060a6fe0 EFLAGS: 00010286
[   43.258804][ T2464] RAX: 00000000ffffffa6 RBX: ff1100000f2c0f40 RCX: 1ff4000000c14dc2
[   43.259058][ T2464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0ff0
[   43.259305][ T2464] RBP: ff1100000ea72000 R08: 1fe2200001e581ff R09: ff11000012740b58
[   43.259549][ T2464] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.259820][ T2464] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   43.260077][ T2464] FS:  00007f9485a26840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   43.260376][ T2464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.260606][ T2464] CR2: 000000003a50e988 CR3: 000000000f38c004 CR4: 0000000000771ef0
[   43.260879][ T2464] PKRU: 55555554
[   43.261037][ T2464] Call Trace:
[   43.261198][ T2464]  <TASK>
[   43.261322][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.261513][ T2464]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.261710][ T2464]  notifier_call_chain (kernel/notifier.c:85)
[   43.261919][ T2464]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   43.262118][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.262328][ T2464]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   43.262563][ T2464]  ? 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)
[   43.262752][ T2464]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.262962][ T2464]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   43.263157][ T2464]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   43.263395][ T2464]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   43.263588][ T2464] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   43.263788][ T2464]  ? write_profile (kernel/profile.c:194)
[   43.263998][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.264199][ T2464]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   43.264434][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.264626][ T2464]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   43.264823][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.265026][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.265231][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.265426][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.265619][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.265832][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.266041][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.266245][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.266439][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.266636][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.266835][ T2464]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   43.267047][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.267247][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.267443][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.267638][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.267831][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.268038][ T2464]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.268240][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.268436][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.268632][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.268829][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.269033][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.269237][ T2464]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.269431][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.269630][ T2464]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.269826][ T2464]  ? 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))
[   43.270028][ T2464]  ? 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))
[   43.270234][ T2464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.270425][ T2464]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.270622][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.270818][ T2464]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.271027][ T2464]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.271282][ T2464]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.271476][ T2464]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.271671][ T2464]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.271878][ T2464]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.272108][ T2464]  ? move_addr_to_kernel (net/socket.c:258)
[   43.272307][ T2464]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.272502][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.272699][ T2464]  ___sys_sendmsg (net/socket.c:2752)
[   43.272905][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.273138][ T2464]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.273348][ T2464]  __sys_sendmsg (net/socket.c:2784)
[   43.273541][ T2464]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.273734][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.273980][ T2464]  ? 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)
[   43.274175][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.274372][ T2464]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.274566][ T2464]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.274759][ T2464]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.274969][ T2464]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.275206][ T2464] RIP: 0033:0x7f9485c6008e
[   43.275400][ T2464] 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
[   43.275973][ T2464] RSP: 002b:00007ffc0c899cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.276243][ T2464] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9485c6008e
[   43.276507][ T2464] RDX: 0000000000000000 RSI: 00007ffc0c899d60 RDI: 0000000000000005
[   43.276774][ T2464] RBP: 00007ffc0c899cc0 R08: 0000000000000000 R09: 0000000000000000
[   43.277054][ T2464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.277403][ T2464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0c89a420
| [   43.279579][ T2464] ------------[ cut here ]------------
| [   43.279716][ T2464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2464
| [   43.280060][ T2464] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.280575][ T2464] Tainted: [W]=WARN
[   43.280671][ T2464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.280829][ T2464] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.281003][ T2464] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.281452][ T2464] RSP: 0018:ffa00000060a7060 EFLAGS: 00010286
[   43.281612][ T2464] RAX: 00000000ffffffa6 RBX: ff110000100be1c0 RCX: 1ff4000000c14dd2
[   43.281799][ T2464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be270
[   43.281994][ T2464] RBP: ff1100000c352000 R08: 1fe2200002017c4f R09: ff11000012740b58
[   43.282186][ T2464] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   43.282374][ T2464] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000060a7100
[   43.282562][ T2464] FS:  00007f9485a26840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   43.282783][ T2464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.282949][ T2464] CR2: 00007efcaba318f4 CR3: 000000000f38c002 CR4: 0000000000771ef0
[   43.283138][ T2464] PKRU: 55555554
[   43.283235][ T2464] Call Trace:
[   43.283329][ T2464]  <TASK>
[   43.283393][ T2464]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.283522][ T2464]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.283619][ T2464]  netif_close_many (net/core/dev.c:1804)
[   43.283744][ T2464]  ? 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)
[   43.283876][ T2464]  ? __dev_close_many (net/core/dev.c:1781)
[   43.284004][ T2464]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.284162][ T2464]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.284324][ T2464]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   43.284454][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.284579][ T2464]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.284736][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.284869][ T2464]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   43.284996][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.285122][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.285254][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.285379][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.285504][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.285649][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.285774][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.285906][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.286031][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.286158][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.286288][ T2464]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   43.286415][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.286542][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.286672][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.286797][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.286929][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.287054][ T2464]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.287186][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.287311][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.287436][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.287563][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.287688][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.287813][ T2464]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.287946][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.288071][ T2464]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.288203][ T2464]  ? 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))
[   43.288328][ T2464]  ? 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))
[   43.288455][ T2464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.288580][ T2464]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.288706][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.288833][ T2464]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.288973][ T2464]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.289099][ T2464]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.289232][ T2464]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.289355][ T2464]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.289480][ T2464]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.289634][ T2464]  ? move_addr_to_kernel (net/socket.c:258)
[   43.289761][ T2464]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.289892][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.290018][ T2464]  ___sys_sendmsg (net/socket.c:2752)
[   43.290142][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.290301][ T2464]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.290439][ T2464]  __sys_sendmsg (net/socket.c:2784)
[   43.290566][ T2464]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.290690][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.290850][ T2464]  ? 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)
[   43.290981][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.291107][ T2464]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.291236][ T2464]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.291360][ T2464]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.291485][ T2464]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.291641][ T2464] RIP: 0033:0x7f9485c6008e
[   43.291772][ T2464] 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
[   43.292231][ T2464] RSP: 002b:00007ffc0c899cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.292420][ T2464] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9485c6008e
[   43.292607][ T2464] RDX: 0000000000000000 RSI: 00007ffc0c899d60 RDI: 0000000000000005
[   43.292793][ T2464] RBP: 00007ffc0c899cc0 R08: 0000000000000000 R09: 0000000000000000
[   43.292990][ T2464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.293179][ T2464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0c89a420
| [   43.295469][ T2464] ------------[ cut here ]------------
| [   43.295591][ T2464] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2464
| [   43.295829][ T2464] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.296348][ T2464] Tainted: [W]=WARN
[   43.296440][ T2464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.296592][ T2464] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.296750][ T2464] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.297186][ T2464] RSP: 0018:ffa00000060a7190 EFLAGS: 00010286
[   43.297339][ T2464] RAX: 00000000ffffffa6 RBX: ff1100000eb599c0 RCX: 1ff4000000c14df8
[   43.297520][ T2464] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb59a70
[   43.297702][ T2464] RBP: ff1100000c352000 R08: 1fe2200001d6b34f R09: ff11000012740b58
[   43.297890][ T2464] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.298071][ T2464] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.298266][ T2464] FS:  00007f9485a26840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   43.298486][ T2464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.298638][ T2464] CR2: 00007efcaba318f4 CR3: 000000000f38c002 CR4: 0000000000771ef0
[   43.298821][ T2464] PKRU: 55555554
[   43.298916][ T2464] Call Trace:
[   43.299007][ T2464]  <TASK>
[   43.299071][ T2464]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.299231][ T2464]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.299383][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.299506][ T2464]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   43.299627][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.299757][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.299884][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.300004][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.300125][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.300270][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.300390][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.300512][ T2464]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.300633][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.300754][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.300879][ T2464]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   43.301001][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.301122][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.301248][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.301370][ T2464]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.301493][ T2464]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   43.301614][ T2464]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.301735][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.301858][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.301983][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.302108][ T2464]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.302233][ T2464]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.302356][ T2464]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.302477][ T2464]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.302603][ T2464]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.302727][ T2464]  ? 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))
[   43.302847][ T2464]  ? 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))
[   43.302978][ T2464]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.303099][ T2464]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.303225][ T2464]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.303348][ T2464]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.303469][ T2464]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.303590][ T2464]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.303712][ T2464]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.303831][ T2464]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.303959][ T2464]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.304108][ T2464]  ? move_addr_to_kernel (net/socket.c:258)
[   43.304237][ T2464]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.304357][ T2464]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.304479][ T2464]  ___sys_sendmsg (net/socket.c:2752)
[   43.304599][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.304750][ T2464]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.304888][ T2464]  __sys_sendmsg (net/socket.c:2784)
[   43.305009][ T2464]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.305129][ T2464]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.305287][ T2464]  ? 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)
[   43.305408][ T2464]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.305530][ T2464]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.305650][ T2464]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.305771][ T2464]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.305897][ T2464]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.306046][ T2464] RIP: 0033:0x7f9485c6008e
[   43.306175][ T2464] 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
[   43.306603][ T2464] RSP: 002b:00007ffc0c899cb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.306784][ T2464] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9485c6008e
[   43.306967][ T2464] RDX: 0000000000000000 RSI: 00007ffc0c899d60 RDI: 0000000000000005
[   43.307147][ T2464] RBP: 00007ffc0c899cc0 R08: 0000000000000000 R09: 0000000000000000
[   43.307332][ T2464] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb50
[   43.307521][ T2464] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0c89a420
| [   43.351642][  T164] ------------[ cut here ]------------
| [   43.351972][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   43.352275][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.352993][  T164] Tainted: [W]=WARN
[   43.353104][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.353338][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.353554][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.354215][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   43.354418][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c1e40 RCX: 1ff40000000feebf
[   43.354656][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1ef0
[   43.354982][  T164] RBP: ff1100000ea72000 R08: 1fe2200001e583df R09: ff1100000c015220
[   43.355223][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.355459][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   43.355698][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.356062][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.356265][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   43.356505][  T164] PKRU: 55555554
[   43.356626][  T164] Call Trace:
[   43.356743][  T164]  <TASK>
[   43.356826][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.357083][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.357205][  T164]  netif_close_many (net/core/dev.c:1804)
[   43.357363][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.357520][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   43.357681][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.357843][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.358099][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   43.358297][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   43.358491][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.358652][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.358810][  T164]  ? __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)
[   43.359028][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.359190][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.359385][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   43.359544][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   43.359702][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.359861][  T164]  ? 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)
[   43.360081][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   43.360244][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.360400][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.360562][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   43.360726][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   43.360946][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   43.361145][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   43.361345][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   43.361506][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   43.361666][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   43.361924][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   43.362082][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   43.362247][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   43.362406][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   43.362580][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   43.362697][  T164]  new_sync_write (fs/read_write.c:595)
[   43.362856][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.363076][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   43.363242][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.363400][  T164]  ? ksys_write (fs/read_write.c:740)
[   43.363560][  T164]  vfs_write (fs/read_write.c:688)
[   43.363681][  T164]  ksys_write (fs/read_write.c:740)
[   43.363803][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   43.363963][  T164]  ? 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)
[   43.364122][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.364285][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.364441][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.364598][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.364755][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.364957][  T164] RIP: 0033:0x7f4f5d5d508e
[   43.365123][  T164] 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
[   43.365682][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   43.365929][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   43.366169][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   43.366403][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   43.366638][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   43.366877][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   43.374702][  T164] ------------[ cut here ]------------
| [   43.374877][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   43.375206][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.375922][  T164] Tainted: [W]=WARN
[   43.376048][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.376263][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.376480][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.377061][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   43.377272][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc68940 RCX: 1ff40000000fee81
[   43.377517][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc689f0
[   43.377761][  T164] RBP: ff1100000cc0a000 R08: 1fe220000198d13f R09: ff1100000c0151f8
[   43.378012][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   43.378260][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   43.378504][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.378787][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.379125][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   43.379373][  T164] PKRU: 55555554
[   43.379494][  T164] Call Trace:
[   43.379616][  T164]  <TASK>
[   43.379699][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.379964][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.380085][  T164]  netif_close_many (net/core/dev.c:1804)
[   43.380252][  T164]  ? 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)
[   43.380415][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   43.380577][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   43.380782][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   43.381060][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   43.381294][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.381496][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   43.381662][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   43.381931][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   43.382098][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   43.382267][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   43.382470][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.382671][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   43.382835][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   43.383057][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.383221][  T164]  ? 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)
[   43.383384][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   43.383547][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.383708][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.383936][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   43.384104][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   43.384270][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   43.384476][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   43.384683][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   43.384849][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   43.385074][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   43.385281][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   43.385444][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   43.385606][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   43.385768][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   43.385994][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   43.386115][  T164]  new_sync_write (fs/read_write.c:595)
[   43.386284][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.386446][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   43.386606][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.386768][  T164]  ? ksys_write (fs/read_write.c:740)
[   43.386999][  T164]  vfs_write (fs/read_write.c:688)
[   43.387122][  T164]  ksys_write (fs/read_write.c:740)
[   43.387251][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   43.387413][  T164]  ? 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)
[   43.387575][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.387737][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.387961][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.388122][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.388288][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.388488][  T164] RIP: 0033:0x7f4f5d5d508e
[   43.388660][  T164] 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
[   43.389304][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   43.389551][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   43.389795][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   43.390097][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   43.390344][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   43.390584][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   43.394617][  T164] ------------[ cut here ]------------
| [   43.394787][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   43.395102][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.395770][  T164] Tainted: [W]=WARN
[   43.395901][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.396095][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.396309][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.396870][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   43.397073][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c087cc0 RCX: 1ff40000000feea7
[   43.397318][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087d70
[   43.397554][  T164] RBP: ff1100000cc0a000 R08: 1fe2200001810faf R09: ff1100000c0151f8
[   43.397786][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.398029][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.398273][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   43.398547][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.398745][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   43.398991][  T164] PKRU: 55555554
[   43.399109][  T164] Call Trace:
[   43.399231][  T164]  <TASK>
[   43.399313][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.399513][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.399712][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   43.399880][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   43.400079][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   43.400246][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   43.400407][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   43.400605][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.400801][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   43.400963][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   43.401118][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.401278][  T164]  ? 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)
[   43.401437][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   43.401596][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.401750][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.401916][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   43.402076][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   43.402238][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   43.402432][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   43.402628][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   43.402787][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   43.402952][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   43.403150][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   43.403309][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   43.403465][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   43.403619][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   43.403774][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   43.403897][  T164]  new_sync_write (fs/read_write.c:595)
[   43.404053][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.404213][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   43.404372][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.404530][  T164]  ? ksys_write (fs/read_write.c:740)
[   43.404691][  T164]  vfs_write (fs/read_write.c:688)
[   43.404813][  T164]  ksys_write (fs/read_write.c:740)
[   43.404936][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   43.405093][  T164]  ? 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)
[   43.405250][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.405410][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.405567][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.405723][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.405883][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.406074][  T164] RIP: 0033:0x7f4f5d5d508e
[   43.406241][  T164] 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
[   43.406794][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   43.407033][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   43.407275][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   43.407506][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   43.407738][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   43.407974][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   43.423930][  T164] ------------[ cut here ]------------
| [   43.424107][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   43.424421][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.425632][  T164] Tainted: [W]=WARN
[   43.425747][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.425996][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.426193][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.426720][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   43.426968][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c0876c0 RCX: 1ff40000000feeef
[   43.427198][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087770
[   43.427422][  T164] RBP: ff1100000ea72000 R08: 1fe2200001810eef R09: ff1100000c0151f8
[   43.427644][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   43.427922][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   43.428151][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   43.428415][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.428603][  T164] CR2: 00007f4f5d5cb580 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   43.428823][  T164] PKRU: 55555554
[   43.428994][  T164] Call Trace:
[   43.429105][  T164]  <TASK>
[   43.429185][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   43.429376][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   43.429557][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   43.429707][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   43.429855][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.430057][  T164]  ? 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)
[   43.430211][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   43.430362][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.430510][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   43.430660][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   43.430812][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   43.431014][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   43.431206][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   43.431395][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   43.431544][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   43.431693][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   43.431934][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   43.432083][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   43.432237][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   43.432386][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   43.432533][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   43.432648][  T164]  new_sync_write (fs/read_write.c:595)
[   43.432798][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.432999][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   43.433149][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.433302][  T164]  ? ksys_write (fs/read_write.c:740)
[   43.433454][  T164]  vfs_write (fs/read_write.c:688)
[   43.433566][  T164]  ksys_write (fs/read_write.c:740)
[   43.433680][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   43.433830][  T164]  ? 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)
[   43.434031][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.434182][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.434329][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.434477][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.434625][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.434809][  T164] RIP: 0033:0x7f4f5d5d508e
[   43.435022][  T164] 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
[   43.435554][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   43.435779][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   43.436058][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   43.436281][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   43.436503][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   43.436721][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   43.472028][  T164] ------------[ cut here ]------------
| [   43.472205][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   43.472528][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.473216][  T164] Tainted: [W]=WARN
[   43.473336][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.473529][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.473729][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.474292][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   43.474487][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1d0c0 RCX: 1ff40000000feed1
[   43.474720][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d170
[   43.474959][  T164] RBP: ff1100000cc12000 R08: 1fe2200001363a2f R09: ff1100000c0151f8
[   43.475195][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.475430][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12000
[   43.475665][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.475945][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.476143][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   43.476383][  T164] PKRU: 55555554
[   43.476495][  T164] Call Trace:
[   43.476614][  T164]  <TASK>
[   43.476692][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.476852][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.476974][  T164]  register_netdevice (net/core/dev.c:11488)
[   43.477134][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   43.477335][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   43.477498][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   43.477695][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   43.477858][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   43.478061][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   43.478265][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.478423][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   43.478580][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   43.478774][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   43.478937][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   43.479131][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   43.479292][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   43.479448][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   43.479604][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   43.479722][  T164]  new_sync_write (fs/read_write.c:595)
[   43.479883][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.480039][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   43.480198][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.480353][  T164]  ? ksys_write (fs/read_write.c:740)
[   43.480513][  T164]  vfs_write (fs/read_write.c:688)
[   43.480632][  T164]  ksys_write (fs/read_write.c:740)
[   43.480751][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   43.480912][  T164]  ? 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)
[   43.481071][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.481235][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.481390][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.481546][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.481699][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.481896][  T164] RIP: 0033:0x7f4f5d5d508e
[   43.482057][  T164] 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
[   43.482609][  T164] RSP: 002b:00007ffc17314390 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   43.482843][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   43.483080][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   43.483316][  T164] RBP: 00007ffc173143a0 R08: 0000000000000000 R09: 0000000000000000
[   43.483549][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   43.483785][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   43.628679][ T2475] ------------[ cut here ]------------
| [   43.629155][ T2475] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2475
| [   43.629560][ T2475] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.630266][ T2475] Tainted: [W]=WARN
[   43.630409][ T2475] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.630620][ T2475] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.630858][ T2475] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.631452][ T2475] RSP: 0018:ffa0000006107020 EFLAGS: 00010286
[   43.631686][ T2475] RAX: 00000000ffffffa6 RBX: ff1100001194e7c0 RCX: 1ff4000000c20dca
[   43.631968][ T2475] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e870
[   43.632235][ T2475] RBP: ff1100000cc12000 R08: 1fe2200002329d0f R09: ff1100000cb0d180
[   43.632498][ T2475] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   43.632761][ T2475] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.633044][ T2475] FS:  00007f5007fbb840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   43.633355][ T2475] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.633585][ T2475] CR2: 00000000065b0988 CR3: 0000000010cb0005 CR4: 0000000000771ef0
[   43.633853][ T2475] PKRU: 55555554
[   43.634024][ T2475] Call Trace:
[   43.634184][ T2475]  <TASK>
[   43.634308][ T2475]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.634502][ T2475]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.634661][ T2475]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.634853][ T2475]  __dev_notify_flags (net/core/dev.c:9787)
[   43.635062][ T2475]  ? netif_change_name (net/core/dev.c:1495)
[   43.635264][ T2475]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.635459][ T2475]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.635649][ T2475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.635846][ T2475]  ? 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))
[   43.636050][ T2475]  netif_change_flags (net/core/dev.c:9820)
[   43.636249][ T2475]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.636445][ T2475]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.636639][ T2475]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.636879][ T2475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.637072][ T2475]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.637276][ T2475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.637470][ T2475]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.637664][ T2475]  ? __kernel_text_address (kernel/extable.c:79)
[   43.637857][ T2475]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.638079][ T2475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.638274][ T2475]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.638469][ T2475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.638661][ T2475]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.638853][ T2475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.639054][ T2475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.639250][ T2475]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.639444][ T2475]  ? __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)
[   43.639635][ T2475]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.639830][ T2475]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.640032][ T2475]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.640235][ T2475]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.640432][ T2475]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.640627][ T2475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.640823][ T2475]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.641024][ T2475]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.641215][ T2475]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.641406][ T2475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.641602][ T2475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.641795][ T2475]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.641997][ T2475]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.642199][ T2475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.642396][ T2475]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.642589][ T2475]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.642781][ T2475]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.642984][ T2475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.643181][ T2475]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.643375][ T2475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.643568][ T2475]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.643764][ T2475]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.643970][ T2475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.644173][ T2475]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.644370][ T2475]  ? 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))
[   43.644560][ T2475]  ? 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))
[   43.644753][ T2475]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.644960][ T2475]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.645153][ T2475]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.645353][ T2475]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.645551][ T2475]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.645745][ T2475]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.645951][ T2475]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.646146][ T2475]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.646346][ T2475]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.646574][ T2475]  ? move_addr_to_kernel (net/socket.c:258)
[   43.646767][ T2475]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.646976][ T2475]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.647178][ T2475]  ___sys_sendmsg (net/socket.c:2752)
[   43.647372][ T2475]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.647600][ T2475]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.647807][ T2475]  __sys_sendmsg (net/socket.c:2784)
[   43.648013][ T2475]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.648210][ T2475]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.648444][ T2475]  ? 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)
[   43.648632][ T2475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.648827][ T2475]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.649027][ T2475]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.649226][ T2475]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.649420][ T2475]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.649645][ T2475] RIP: 0033:0x7f50081f508e
[   43.649846][ T2475] 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
[   43.650425][ T2475] RSP: 002b:00007ffe6b365360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.650686][ T2475] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f50081f508e
[   43.650963][ T2475] RDX: 0000000000000000 RSI: 00007ffe6b365410 RDI: 0000000000000005
[   43.651233][ T2475] RBP: 00007ffe6b365370 R08: 0000000000000000 R09: 0000000000000000
[   43.651499][ T2475] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.651761][ T2475] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe6b365ad0
| [   43.686686][ T2476] ------------[ cut here ]------------
| [   43.686916][ T2476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2476
| [   43.687273][ T2476] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.687998][ T2476] Tainted: [W]=WARN
[   43.688160][ T2476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.688405][ T2476] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.688653][ T2476] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.689267][ T2476] RSP: 0018:ffa0000006116f70 EFLAGS: 00010286
[   43.689509][ T2476] RAX: 00000000ffffffa6 RBX: ff1100001194fcc0 RCX: 1ff4000000c22db4
[   43.689784][ T2476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fd70
[   43.690069][ T2476] RBP: ff1100000cc12000 R08: 1fe2200002329faf R09: ff11000012e7ae80
[   43.690352][ T2476] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   43.690627][ T2476] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   43.690915][ T2476] FS:  00007f3cff503840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   43.691237][ T2476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.691477][ T2476] CR2: 00007f5008088574 CR3: 00000000100e7001 CR4: 0000000000771ef0
[   43.691753][ T2476] PKRU: 55555554
[   43.691929][ T2476] Call Trace:
[   43.692093][ T2476]  <TASK>
[   43.692227][ T2476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.692429][ T2476]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.692633][ T2476]  notifier_call_chain (kernel/notifier.c:85)
[   43.692838][ T2476]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   43.693055][ T2476]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.693271][ T2476]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.693471][ T2476]  netdev_upper_dev_link (net/core/dev.c:8972)
[   43.693672][ T2476]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   43.693889][ T2476] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   43.694094][ T2476]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.694308][ T2476] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.694513][ T2476]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.694719][ T2476]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.694937][ T2476]  ? nla_strscpy (lib/nlattr.c:795)
[   43.695139][ T2476]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.695351][ T2476]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.695553][ T2476]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.695755][ T2476]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.695976][ T2476]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.696187][ T2476]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.696389][ T2476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.696592][ T2476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.696794][ T2476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.697009][ T2476]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.697213][ T2476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.697419][ T2476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.697621][ T2476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.697821][ T2476]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.698032][ T2476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.698241][ T2476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.698442][ T2476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.698647][ T2476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.698846][ T2476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.699062][ T2476]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.699270][ T2476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.699474][ T2476]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.699677][ T2476]  ? 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))
[   43.699890][ T2476]  ? 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))
[   43.700094][ T2476]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.700306][ T2476]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.700509][ T2476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.700718][ T2476]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.700937][ T2476]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.701138][ T2476]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.701347][ T2476]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.701549][ T2476]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.701749][ T2476]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.701997][ T2476]  ? move_addr_to_kernel (net/socket.c:258)
[   43.702214][ T2476]  ___sys_sendmsg (net/socket.c:2752)
[   43.702416][ T2476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.702619][ T2476]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.702830][ T2476]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   43.703046][ T2476]  __sys_sendmsg (net/socket.c:2784)
[   43.703252][ T2476]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.703457][ T2476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.703658][ T2476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.703876][ T2476]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.704075][ T2476]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.704283][ T2476]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.704487][ T2476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.704725][ T2476] RIP: 0033:0x7f3cff73d08e
[   43.704944][ T2476] 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
[   43.705539][ T2476] RSP: 002b:00007fffb5fb9bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.705816][ T2476] RAX: ffffffffffffffda RBX: 00007fffb5fba370 RCX: 00007f3cff73d08e
[   43.706102][ T2476] RDX: 0000000000000000 RSI: 00007fffb5fb9c80 RDI: 0000000000000005
[   43.706387][ T2476] RBP: 00007fffb5fb9be0 R08: 0000000000000000 R09: 0000000000000000
[   43.706663][ T2476] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.706956][ T2476] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb5fba348
| [   43.709129][ T2476] ------------[ cut here ]------------
| [   43.709323][ T2476] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2476
| [   43.709665][ T2476] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.710400][ T2476] Tainted: [W]=WARN
[   43.710561][ T2476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.710798][ T2476] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.711154][ T2476] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.711747][ T2476] RSP: 0018:ffa0000006116fd0 EFLAGS: 00010286
[   43.712003][ T2476] RAX: 00000000ffffffa6 RBX: ff1100001194f0c0 RCX: 1ff4000000c22dc0
[   43.712285][ T2476] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f170
[   43.712558][ T2476] RBP: ff1100000f2ca000 R08: 1fe2200002329e2f R09: ff11000012e7ae80
[   43.712834][ T2476] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   43.713119][ T2476] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2cae04
[   43.713400][ T2476] FS:  00007f3cff503840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   43.713713][ T2476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.713970][ T2476] CR2: 00007f5008088574 CR3: 00000000100e7001 CR4: 0000000000771ef0
[   43.714251][ T2476] PKRU: 55555554
[   43.714410][ T2476] Call Trace:
[   43.714574][ T2476]  <TASK>
[   43.714700][ T2476]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.714917][ T2476]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.715084][ T2476]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.715292][ T2476]  __dev_notify_flags (net/core/dev.c:9787)
[   43.715495][ T2476]  ? netif_change_name (net/core/dev.c:1495)
[   43.715696][ T2476]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.715910][ T2476]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   43.716110][ T2476]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   43.716322][ T2476] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   43.716527][ T2476]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.716735][ T2476] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.716953][ T2476]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.717155][ T2476]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.717364][ T2476]  ? nla_strscpy (lib/nlattr.c:795)
[   43.717566][ T2476]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.717769][ T2476]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.717982][ T2476]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.718191][ T2476]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.718397][ T2476]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.718602][ T2476]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.718805][ T2476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.719018][ T2476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.719221][ T2476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.719421][ T2476]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.719621][ T2476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.719830][ T2476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.720041][ T2476]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.720251][ T2476]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.720452][ T2476]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.720650][ T2476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.720851][ T2476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.721068][ T2476]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.721282][ T2476]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.721485][ T2476]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.721684][ T2476]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.721900][ T2476]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.722104][ T2476]  ? 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))
[   43.722312][ T2476]  ? 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))
[   43.722516][ T2476]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.722717][ T2476]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.722934][ T2476]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.723136][ T2476]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.723344][ T2476]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.723546][ T2476]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.723749][ T2476]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.723963][ T2476]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.724173][ T2476]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.724411][ T2476]  ? move_addr_to_kernel (net/socket.c:258)
[   43.724615][ T2476]  ___sys_sendmsg (net/socket.c:2752)
[   43.724811][ T2476]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.725026][ T2476]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.725241][ T2476]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   43.725446][ T2476]  __sys_sendmsg (net/socket.c:2784)
[   43.725649][ T2476]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.725856][ T2476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.726072][ T2476]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.726283][ T2476]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.726483][ T2476]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.726685][ T2476]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.726902][ T2476]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.727142][ T2476] RIP: 0033:0x7f3cff73d08e
[   43.727357][ T2476] 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
[   43.727953][ T2476] RSP: 002b:00007fffb5fb9bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.728225][ T2476] RAX: ffffffffffffffda RBX: 00007fffb5fba370 RCX: 00007f3cff73d08e
[   43.728484][ T2476] RDX: 0000000000000000 RSI: 00007fffb5fb9c80 RDI: 0000000000000005
[   43.728744][ T2476] RBP: 00007fffb5fb9be0 R08: 0000000000000000 R09: 0000000000000000
[   43.729016][ T2476] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.729280][ T2476] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb5fba348
| [   43.760876][ T2477] ------------[ cut here ]------------
| [   43.761025][ T2477] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2477
| [   43.761291][ T2477] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.761817][ T2477] Tainted: [W]=WARN
[   43.761922][ T2477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.762084][ T2477] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.762259][ T2477] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.762714][ T2477] RSP: 0018:ffa0000006127020 EFLAGS: 00010286
[   43.762883][ T2477] RAX: 00000000ffffffa6 RBX: ff1100000f2c1840 RCX: 1ff4000000c24dca
[   43.763077][ T2477] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c18f0
[   43.763274][ T2477] RBP: ff1100000f2ca000 R08: 1fe2200001e5831f R09: ff11000012e7d158
[   43.763465][ T2477] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   43.763655][ T2477] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.763848][ T2477] FS:  00007f320896f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   43.764078][ T2477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.764244][ T2477] CR2: 000000003fcad988 CR3: 0000000010d31001 CR4: 0000000000771ef0
[   43.764436][ T2477] PKRU: 55555554
[   43.764531][ T2477] Call Trace:
[   43.764627][ T2477]  <TASK>
[   43.764694][ T2477]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.764823][ T2477]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.764928][ T2477]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.765056][ T2477]  __dev_notify_flags (net/core/dev.c:9787)
[   43.765192][ T2477]  ? netif_change_name (net/core/dev.c:1495)
[   43.765322][ T2477]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.765453][ T2477]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.765582][ T2477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.765710][ T2477]  ? 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))
[   43.765841][ T2477]  netif_change_flags (net/core/dev.c:9820)
[   43.765974][ T2477]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.766102][ T2477]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.766237][ T2477]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.766366][ T2477]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.766527][ T2477]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.766655][ T2477]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.766782][ T2477]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.766916][ T2477]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.767044][ T2477]  ? __kernel_text_address (kernel/extable.c:79)
[   43.767176][ T2477]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.767309][ T2477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.767438][ T2477]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.767567][ T2477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.767693][ T2477]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.767820][ T2477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.767952][ T2477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.768082][ T2477]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.768213][ T2477]  ? __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)
[   43.768341][ T2477]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.768467][ T2477]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.768597][ T2477]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.768728][ T2477]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.768858][ T2477]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.768994][ T2477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.769123][ T2477]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.769255][ T2477]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.769384][ T2477]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.769510][ T2477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.769641][ T2477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.769767][ T2477]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.769900][ T2477]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.770029][ T2477]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.770159][ T2477]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.770293][ T2477]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.770421][ T2477]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.770548][ T2477]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.770675][ T2477]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.770804][ T2477]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.770936][ T2477]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.771065][ T2477]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.771196][ T2477]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.771325][ T2477]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.771455][ T2477]  ? 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))
[   43.771582][ T2477]  ? 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))
[   43.771712][ T2477]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.771840][ T2477]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.771971][ T2477]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.772099][ T2477]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.772232][ T2477]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.772359][ T2477]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.772488][ T2477]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.772614][ T2477]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.772741][ T2477]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.772903][ T2477]  ? move_addr_to_kernel (net/socket.c:258)
[   43.773032][ T2477]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.773160][ T2477]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.773294][ T2477]  ___sys_sendmsg (net/socket.c:2752)
[   43.773420][ T2477]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.773579][ T2477]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.773720][ T2477]  __sys_sendmsg (net/socket.c:2784)
[   43.773848][ T2477]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.773980][ T2477]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.774143][ T2477]  ? 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)
[   43.774274][ T2477]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.774401][ T2477]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.774528][ T2477]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.774655][ T2477]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.774783][ T2477]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.774947][ T2477] RIP: 0033:0x7f3208ba908e
[   43.775082][ T2477] 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
[   43.775541][ T2477] RSP: 002b:00007ffd06b8ca10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.775734][ T2477] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3208ba908e
[   43.775931][ T2477] RDX: 0000000000000000 RSI: 00007ffd06b8cac0 RDI: 0000000000000005
[   43.776124][ T2477] RBP: 00007ffd06b8ca20 R08: 0000000000000000 R09: 0000000000000000
[   43.776318][ T2477] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.776509][ T2477] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd06b8d180
| [   43.805453][ T2479] ------------[ cut here ]------------
| [   43.805610][ T2479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2479
| [   43.805893][ T2479] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.806464][ T2479] Tainted: [W]=WARN
[   43.806569][ T2479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.806742][ T2479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.806931][ T2479] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.807425][ T2479] RSP: 0018:ffa0000006136f70 EFLAGS: 00010286
[   43.807599][ T2479] RAX: 00000000ffffffa6 RBX: ff1100000b2eb6c0 RCX: 1ff4000000c26db4
[   43.807805][ T2479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb770
[   43.808014][ T2479] RBP: ff1100000cc12000 R08: 1fe220000165d6ef R09: ff1100000f4e5180
[   43.808225][ T2479] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   43.808432][ T2479] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   43.808640][ T2479] FS:  00007ff5119de840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.809544][ T2479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.809720][ T2479] CR2: 0000000002d55a28 CR3: 00000000125b6002 CR4: 0000000000771ef0
[   43.809935][ T2479] PKRU: 55555554
[   43.810041][ T2479] Call Trace:
[   43.810145][ T2479]  <TASK>
[   43.810223][ T2479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.810361][ T2479]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   43.810502][ T2479]  notifier_call_chain (kernel/notifier.c:85)
[   43.810646][ T2479]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   43.810786][ T2479]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.810947][ T2479]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.811089][ T2479]  netdev_upper_dev_link (net/core/dev.c:8972)
[   43.811232][ T2479]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   43.811372][ T2479] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   43.811517][ T2479]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.811660][ T2479] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.811803][ T2479]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.811949][ T2479]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.812088][ T2479]  ? nla_strscpy (lib/nlattr.c:795)
[   43.812231][ T2479]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.812370][ T2479]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.812509][ T2479]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.812648][ T2479]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.812795][ T2479]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.812943][ T2479]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.813089][ T2479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.813232][ T2479]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.813372][ T2479]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.813509][ T2479]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.813648][ T2479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.813790][ T2479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.813937][ T2479]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.814075][ T2479]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.814216][ T2479]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.814354][ T2479]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.814491][ T2479]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.814630][ T2479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.814766][ T2479]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.814911][ T2479]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.815047][ T2479]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.815189][ T2479]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.815329][ T2479]  ? 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))
[   43.815466][ T2479]  ? 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))
[   43.815606][ T2479]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.815744][ T2479]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.815887][ T2479]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.816027][ T2479]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.816170][ T2479]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.816309][ T2479]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.816448][ T2479]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.816584][ T2479]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.816723][ T2479]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.816898][ T2479]  ? move_addr_to_kernel (net/socket.c:258)
[   43.817040][ T2479]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.817181][ T2479]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.817322][ T2479]  ___sys_sendmsg (net/socket.c:2752)
[   43.817458][ T2479]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.817631][ T2479]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.817780][ T2479]  __sys_sendmsg (net/socket.c:2784)
[   43.817925][ T2479]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.818064][ T2479]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.818243][ T2479]  ? 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)
[   43.818380][ T2479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.818520][ T2479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.818656][ T2479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.818793][ T2479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.818937][ T2479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.819108][ T2479] RIP: 0033:0x7ff511c1808e
[   43.819256][ T2479] 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
[   43.819742][ T2479] RSP: 002b:00007ffd571a7d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.819953][ T2479] RAX: ffffffffffffffda RBX: 00007ffd571a84f0 RCX: 00007ff511c1808e
[   43.820159][ T2479] RDX: 0000000000000000 RSI: 00007ffd571a7e00 RDI: 0000000000000005
[   43.820368][ T2479] RBP: 00007ffd571a7d60 R08: 0000000000000000 R09: 0000000000000000
[   43.820572][ T2479] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.820775][ T2479] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd571a84c8
| [   43.822378][ T2479] ------------[ cut here ]------------
| [   43.822511][ T2479] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2479
| [   43.822781][ T2479] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.823349][ T2479] Tainted: [W]=WARN
[   43.823453][ T2479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.823626][ T2479] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.823804][ T2479] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.824452][ T2479] RSP: 0018:ffa0000006136fd0 EFLAGS: 00010286
[   43.824625][ T2479] RAX: 00000000ffffffa6 RBX: ff1100000b2ea940 RCX: 1ff4000000c26dc0
[   43.824830][ T2479] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea9f0
[   43.825134][ T2479] RBP: ff11000012f42000 R08: 1fe220000165d53f R09: ff1100000f4e5180
[   43.825343][ T2479] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   43.825548][ T2479] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f42e04
[   43.825757][ T2479] FS:  00007ff5119de840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   43.826074][ T2479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.826250][ T2479] CR2: 0000000002d55a28 CR3: 00000000125b6002 CR4: 0000000000771ef0
[   43.826513][ T2479] PKRU: 55555554
[   43.826616][ T2479] Call Trace:
[   43.826718][ T2479]  <TASK>
[   43.826789][ T2479]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.826956][ T2479]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.827060][ T2479]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   43.827201][ T2479]  __dev_notify_flags (net/core/dev.c:9787)
[   43.827339][ T2479]  ? netif_change_name (net/core/dev.c:1495)
[   43.827478][ T2479]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   43.827617][ T2479]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   43.827754][ T2479]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   43.827900][ T2479] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   43.828040][ T2479]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   43.828184][ T2479] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   43.828324][ T2479]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   43.828467][ T2479]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   43.828604][ T2479]  ? nla_strscpy (lib/nlattr.c:795)
[   43.828745][ T2479]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   43.828888][ T2479]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   43.829025][ T2479]  ? __dev_get_by_name (net/core/dev.c:883)
[   43.829161][ T2479]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   43.829309][ T2479]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   43.829450][ T2479]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.829588][ T2479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.829724][ T2479]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.829868][ T2479]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.830005][ T2479]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.830141][ T2479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.830287][ T2479]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.830426][ T2479]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.830563][ T2479]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.830699][ T2479]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.830836][ T2479]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.830978][ T2479]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.831117][ T2479]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.831258][ T2479]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.831396][ T2479]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.831533][ T2479]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.831671][ T2479]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.831812][ T2479]  ? 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))
[   43.831957][ T2479]  ? 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))
[   43.832097][ T2479]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.832239][ T2479]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.832377][ T2479]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.832516][ T2479]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.832657][ T2479]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.832794][ T2479]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.832939][ T2479]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.833077][ T2479]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.833315][ T2479]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.833485][ T2479]  ? move_addr_to_kernel (net/socket.c:258)
[   43.833623][ T2479]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.833759][ T2479]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.833998][ T2479]  ___sys_sendmsg (net/socket.c:2752)
[   43.834133][ T2479]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.834307][ T2479]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.834456][ T2479]  __sys_sendmsg (net/socket.c:2784)
[   43.834687][ T2479]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.834823][ T2479]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.835001][ T2479]  ? 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)
[   43.835138][ T2479]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.835375][ T2479]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.835513][ T2479]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.835649][ T2479]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.835786][ T2479]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.836053][ T2479] RIP: 0033:0x7ff511c1808e
[   43.836198][ T2479] 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
[   43.836783][ T2479] RSP: 002b:00007ffd571a7d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.836995][ T2479] RAX: ffffffffffffffda RBX: 00007ffd571a84f0 RCX: 00007ff511c1808e
[   43.837302][ T2479] RDX: 0000000000000000 RSI: 00007ffd571a7e00 RDI: 0000000000000005
[   43.837508][ T2479] RBP: 00007ffd571a7d60 R08: 0000000000000000 R09: 0000000000000000
[   43.837714][ T2479] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.838021][ T2479] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd571a84c8
| [   43.877288][ T2480] ------------[ cut here ]------------
| [   43.877476][ T2480] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2480
| [   43.877785][ T2480] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.878793][ T2480] Tainted: [W]=WARN
[   43.878948][ T2480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.879158][ T2480] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.879380][ T2480] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.879898][ T2480] RSP: 0018:ffa0000006147020 EFLAGS: 00010286
[   43.880110][ T2480] RAX: 00000000ffffffa6 RBX: ff1100000cc699c0 RCX: 1ff4000000c28dca
[   43.880361][ T2480] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69a70
[   43.880601][ T2480] RBP: ff11000012f42000 R08: 1fe220000198d34f R09: ff11000010c8ae58
[   43.880839][ T2480] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   43.881092][ T2480] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.881340][ T2480] FS:  00007f7792797840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   43.881613][ T2480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.881823][ T2480] CR2: 0000000001c8b988 CR3: 0000000010e56004 CR4: 0000000000771ef0
[   43.882077][ T2480] PKRU: 55555554
[   43.882228][ T2480] Call Trace:
[   43.882371][ T2480]  <TASK>
[   43.882485][ T2480]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.882665][ T2480]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.882812][ T2480]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.883000][ T2480]  __dev_notify_flags (net/core/dev.c:9787)
[   43.883186][ T2480]  ? netif_change_name (net/core/dev.c:1495)
[   43.883363][ T2480]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.883539][ T2480]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.883713][ T2480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.883903][ T2480]  ? 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))
[   43.884082][ T2480]  netif_change_flags (net/core/dev.c:9820)
[   43.884267][ T2480]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.884446][ T2480]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.884624][ T2480]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.884800][ T2480]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.885019][ T2480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.885204][ T2480]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.885381][ T2480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.885558][ T2480]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.885733][ T2480]  ? __kernel_text_address (kernel/extable.c:79)
[   43.885922][ T2480]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.886100][ T2480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.886285][ T2480]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.886465][ T2480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.886640][ T2480]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.886816][ T2480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.887004][ T2480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.887186][ T2480]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.887364][ T2480]  ? __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)
[   43.887539][ T2480]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.887716][ T2480]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.887905][ T2480]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.888083][ T2480]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.888273][ T2480]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.888455][ T2480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.888629][ T2480]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.888807][ T2480]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.888997][ T2480]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.889181][ T2480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.889361][ T2480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.889539][ T2480]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.889715][ T2480]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.889903][ T2480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.890081][ T2480]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.890264][ T2480]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.890441][ T2480]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.890618][ T2480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.890794][ T2480]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.890984][ T2480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.891159][ T2480]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.891345][ T2480]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.891522][ T2480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.891701][ T2480]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.891893][ T2480]  ? 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))
[   43.892069][ T2480]  ? 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))
[   43.892256][ T2480]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.892434][ T2480]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.892608][ T2480]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.892787][ T2480]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.892977][ T2480]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.893155][ T2480]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.893341][ T2480]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.893518][ T2480]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.893693][ T2480]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.893910][ T2480]  ? move_addr_to_kernel (net/socket.c:258)
[   43.894089][ T2480]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.894273][ T2480]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.894450][ T2480]  ___sys_sendmsg (net/socket.c:2752)
[   43.894626][ T2480]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.894833][ T2480]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.895033][ T2480]  __sys_sendmsg (net/socket.c:2784)
[   43.895215][ T2480]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.895390][ T2480]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.895600][ T2480]  ? 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)
[   43.895775][ T2480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.895965][ T2480]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.896140][ T2480]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.896325][ T2480]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.896502][ T2480]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.896707][ T2480] RIP: 0033:0x7f77929d108e
[   43.896900][ T2480] 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
[   43.897401][ T2480] RSP: 002b:00007ffd4d4e8920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.897728][ T2480] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f77929d108e
[   43.897976][ T2480] RDX: 0000000000000000 RSI: 00007ffd4d4e89d0 RDI: 0000000000000005
[   43.898220][ T2480] RBP: 00007ffd4d4e8930 R08: 0000000000000000 R09: 0000000000000000
[   43.898543][ T2480] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.898779][ T2480] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4d4e9090
| [   43.932091][ T2482] ------------[ cut here ]------------
| [   43.932278][ T2482] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2482
| [   43.932583][ T2482] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.933780][ T2482] Tainted: [W]=WARN
[   43.933937][ T2482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.934144][ T2482] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.934367][ T2482] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.934877][ T2482] RSP: 0018:ffa0000006067020 EFLAGS: 00010286
[   43.935084][ T2482] RAX: 00000000ffffffa6 RBX: ff1100000f18e040 RCX: 1ff4000000c0cdca
[   43.935334][ T2482] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e0f0
[   43.935575][ T2482] RBP: ff1100000f2ca000 R08: 1fe2200001e31c1f R09: ff11000010c88b58
[   43.935813][ T2482] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   43.936062][ T2482] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.936307][ T2482] FS:  00007fb4698f9840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   43.936580][ T2482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.936788][ T2482] CR2: 000000003e24b988 CR3: 0000000012cb2006 CR4: 0000000000771ef0
[   43.937040][ T2482] PKRU: 55555554
[   43.937190][ T2482] Call Trace:
[   43.937332][ T2482]  <TASK>
[   43.937445][ T2482]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.937622][ T2482]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.937768][ T2482]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.937954][ T2482]  __dev_notify_flags (net/core/dev.c:9787)
[   43.938133][ T2482]  ? netif_change_name (net/core/dev.c:1495)
[   43.938310][ T2482]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   43.938487][ T2482]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.938660][ T2482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.938836][ T2482]  ? 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))
[   43.939029][ T2482]  netif_change_flags (net/core/dev.c:9820)
[   43.939212][ T2482]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.939389][ T2482]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.939569][ T2482]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.939746][ T2482]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.939964][ T2482]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.940141][ T2482]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.940323][ T2482]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.940497][ T2482]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.940672][ T2482]  ? __kernel_text_address (kernel/extable.c:79)
[   43.940850][ T2482]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.941041][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.941225][ T2482]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.941401][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.941577][ T2482]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.941750][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.941936][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.942113][ T2482]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.942298][ T2482]  ? __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)
[   43.942474][ T2482]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.942650][ T2482]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.942827][ T2482]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.943015][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.943200][ T2482]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.943379][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.943552][ T2482]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.943728][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.943913][ T2482]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.944090][ T2482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.944277][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.944451][ T2482]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.944627][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.944805][ T2482]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.944995][ T2482]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.945178][ T2482]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   43.945355][ T2482]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.945532][ T2482]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.945707][ T2482]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.945898][ T2482]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.946076][ T2482]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.946260][ T2482]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   43.946436][ T2482]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.946614][ T2482]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.946794][ T2482]  ? 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))
[   43.946976][ T2482]  ? 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))
[   43.947156][ T2482]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.947342][ T2482]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.947516][ T2482]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.947693][ T2482]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   43.947884][ T2482]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   43.948061][ T2482]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   43.948246][ T2482]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   43.948422][ T2482]  ? copy_msghdr_from_user (net/socket.c:2635)
[   43.948597][ T2482]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   43.948803][ T2482]  ? move_addr_to_kernel (net/socket.c:258)
[   43.948992][ T2482]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.949176][ T2482]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.949353][ T2482]  ___sys_sendmsg (net/socket.c:2752)
[   43.949526][ T2482]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   43.949731][ T2482]  ? copy_msghdr_from_user (net/socket.c:2603)
[   43.949926][ T2482]  __sys_sendmsg (net/socket.c:2784)
[   43.950101][ T2482]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   43.950282][ T2482]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   43.950490][ T2482]  ? 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)
[   43.950665][ T2482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.950841][ T2482]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   43.951028][ T2482]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   43.951207][ T2482]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   43.951385][ T2482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.951588][ T2482] RIP: 0033:0x7fb469b3308e
[   43.951768][ T2482] 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
[   43.952285][ T2482] RSP: 002b:00007ffd39b5f910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.952525][ T2482] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb469b3308e
[   43.952761][ T2482] RDX: 0000000000000000 RSI: 00007ffd39b5f9c0 RDI: 0000000000000005
[   43.953008][ T2482] RBP: 00007ffd39b5f920 R08: 0000000000000000 R09: 0000000000000000
[   43.953251][ T2482] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   43.953487][ T2482] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd39b60080
| [   43.987687][ T2483] ------------[ cut here ]------------
| [   43.987880][ T2483] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2483
| [   43.988193][ T2483] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   43.988816][ T2483] Tainted: [W]=WARN
[   43.989492][ T2483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.989699][ T2483] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   43.989929][ T2483] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   43.990438][ T2483] RSP: 0018:ffa0000006157020 EFLAGS: 00010286
[   43.990650][ T2483] RAX: 00000000ffffffa6 RBX: ff1100000f18edc0 RCX: 1ff4000000c2adca
[   43.990901][ T2483] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18ee70
[   43.991139][ T2483] RBP: ff1100000f2ca000 R08: 1fe2200001e31dcf R09: ff11000009fd5158
[   43.991384][ T2483] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   43.991623][ T2483] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   43.991876][ T2483] FS:  00007f4379f6d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   43.992149][ T2483] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   43.992368][ T2483] CR2: 000000001163c988 CR3: 000000000f1dc002 CR4: 0000000000771ef0
[   43.992609][ T2483] PKRU: 55555554
[   43.992753][ T2483] Call Trace:
[   43.992909][ T2483]  <TASK>
[   43.993024][ T2483]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   43.993208][ T2483]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   43.993357][ T2483]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   43.993531][ T2483]  __dev_notify_flags (net/core/dev.c:9787)
[   43.993708][ T2483]  ? netif_change_name (net/core/dev.c:1495)
[   43.993897][ T2483]  ? __dev_change_flags (net/core/dev.c:9752)
[   43.994075][ T2483]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   43.994259][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.994438][ T2483]  ? 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))
[   43.994616][ T2483]  netif_change_flags (net/core/dev.c:9820)
[   43.994794][ T2483]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.994979][ T2483]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   43.995161][ T2483]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   43.995345][ T2483]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   43.995550][ T2483]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.995726][ T2483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   43.995913][ T2483]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.996091][ T2483]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.996273][ T2483]  ? __kernel_text_address (kernel/extable.c:79)
[   43.996451][ T2483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   43.996628][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.996804][ T2483]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.996992][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.997176][ T2483]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   43.997351][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.997525][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   43.997701][ T2483]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   43.997888][ T2483]  ? __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)
[   43.998066][ T2483]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   43.998245][ T2483]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   43.998423][ T2483]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   43.998603][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   43.998781][ T2483]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   43.998972][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   43.999147][ T2483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   43.999332][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   43.999508][ T2483]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   43.999683][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   43.999876][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.000051][ T2483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.000235][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.000412][ T2483]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.000589][ T2483]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.000766][ T2483]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.000955][ T2483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.001130][ T2483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.001310][ T2483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.001488][ T2483]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.001663][ T2483]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.001841][ T2483]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.002029][ T2483]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.002214][ T2483]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.002393][ T2483]  ? 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))
[   44.002568][ T2483]  ? 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))
[   44.002749][ T2483]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.002939][ T2483]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.003116][ T2483]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.003301][ T2483]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.003479][ T2483]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.003658][ T2483]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.003836][ T2483]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.004024][ T2483]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.004205][ T2483]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.004411][ T2483]  ? move_addr_to_kernel (net/socket.c:258)
[   44.004590][ T2483]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.004764][ T2483]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.004956][ T2483]  ___sys_sendmsg (net/socket.c:2752)
[   44.005131][ T2483]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.005342][ T2483]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.005529][ T2483]  __sys_sendmsg (net/socket.c:2784)
[   44.005705][ T2483]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.005890][ T2483]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.006102][ T2483]  ? 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)
[   44.006285][ T2483]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.006464][ T2483]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.006639][ T2483]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.006815][ T2483]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.007006][ T2483]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.007213][ T2483] RIP: 0033:0x7f437a1a708e
[   44.007396][ T2483] 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
[   44.007907][ T2483] RSP: 002b:00007ffe5b6459d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.008149][ T2483] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f437a1a708e
[   44.008395][ T2483] RDX: 0000000000000000 RSI: 00007ffe5b645a80 RDI: 0000000000000005
[   44.008632][ T2483] RBP: 00007ffe5b6459e0 R08: 0000000000000000 R09: 0000000000000000
[   44.008885][ T2483] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.009124][ T2483] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5b646140
| [   44.044890][ T2485] ------------[ cut here ]------------
| [   44.045111][ T2485] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2485
| [   44.045464][ T2485] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.046949][ T2485] Tainted: [W]=WARN
[   44.047216][ T2485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.047494][ T2485] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.047742][ T2485] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.048357][ T2485] RSP: 0018:ffa0000006176f70 EFLAGS: 00010286
[   44.048596][ T2485] RAX: 00000000ffffffa6 RBX: ff1100000c965240 RCX: 1ff4000000c2edb4
[   44.048882][ T2485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9652f0
[   44.049155][ T2485] RBP: ff1100000cc12000 R08: 1fe220000192ca5f R09: ff1100000cc60b80
[   44.049439][ T2485] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   44.049716][ T2485] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   44.050006][ T2485] FS:  00007f28b689f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   44.050327][ T2485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.050572][ T2485] CR2: 0000000006eeca28 CR3: 0000000010dde005 CR4: 0000000000771ef0
[   44.050848][ T2485] PKRU: 55555554
[   44.051023][ T2485] Call Trace:
[   44.051197][ T2485]  <TASK>
[   44.051325][ T2485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.051528][ T2485]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.051734][ T2485]  notifier_call_chain (kernel/notifier.c:85)
[   44.051954][ T2485]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   44.052163][ T2485]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.052380][ T2485]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   44.052585][ T2485]  netdev_upper_dev_link (net/core/dev.c:8972)
[   44.052792][ T2485]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   44.053011][ T2485] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   44.053229][ T2485]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   44.053437][ T2485] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   44.053648][ T2485]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   44.053854][ T2485]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.054071][ T2485]  ? nla_strscpy (lib/nlattr.c:795)
[   44.054300][ T2485]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.054502][ T2485]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.054703][ T2485]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.054916][ T2485]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.055129][ T2485]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.055339][ T2485]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.055545][ T2485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.055747][ T2485]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.055963][ T2485]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.056172][ T2485]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.056376][ T2485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.056583][ T2485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.056790][ T2485]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.057009][ T2485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.057217][ T2485]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.057418][ T2485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.057621][ T2485]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.057826][ T2485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.058038][ T2485]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.058255][ T2485]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.058459][ T2485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.058664][ T2485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.058884][ T2485]  ? 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))
[   44.059086][ T2485]  ? 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))
[   44.059295][ T2485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.059498][ T2485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.059703][ T2485]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.059918][ T2485]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.060124][ T2485]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.060334][ T2485]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.060541][ T2485]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.060744][ T2485]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.060958][ T2485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.061203][ T2485]  ? move_addr_to_kernel (net/socket.c:258)
[   44.061408][ T2485]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.061612][ T2485]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.061819][ T2485]  ___sys_sendmsg (net/socket.c:2752)
[   44.062034][ T2485]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.062283][ T2485]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.062499][ T2485]  __sys_sendmsg (net/socket.c:2784)
[   44.062700][ T2485]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.062915][ T2485]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.063156][ T2485]  ? 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)
[   44.063364][ T2485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.063565][ T2485]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.063768][ T2485]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.063984][ T2485]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.064195][ T2485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.064434][ T2485] RIP: 0033:0x7f28b6ad908e
[   44.064641][ T2485] 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
[   44.065248][ T2485] RSP: 002b:00007fff17f796e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.065527][ T2485] RAX: ffffffffffffffda RBX: 00007fff17f79e78 RCX: 00007f28b6ad908e
[   44.065807][ T2485] RDX: 0000000000000000 RSI: 00007fff17f79790 RDI: 0000000000000005
[   44.066094][ T2485] RBP: 00007fff17f796f0 R08: 0000000000000000 R09: 0000000000000000
[   44.066379][ T2485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.066652][ T2485] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff17f79e50
| [   44.068891][ T2485] ------------[ cut here ]------------
| [   44.069054][ T2485] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2485
| [   44.069369][ T2485] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.070218][ T2485] Tainted: [W]=WARN
[   44.070333][ T2485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.070527][ T2485] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.070730][ T2485] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.071292][ T2485] RSP: 0018:ffa0000006176fd0 EFLAGS: 00010286
[   44.071485][ T2485] RAX: 00000000ffffffa6 RBX: ff1100000f2c07c0 RCX: 1ff4000000c2edc0
[   44.071719][ T2485] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0870
[   44.071955][ T2485] RBP: ff1100000c24a000 R08: 1fe2200001e5810f R09: ff1100000cc60b80
[   44.072191][ T2485] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.072426][ T2485] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24ae04
[   44.072659][ T2485] FS:  00007f28b689f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.072938][ T2485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.073133][ T2485] CR2: 000055aa93d206c0 CR3: 0000000010dde003 CR4: 0000000000771ef0
[   44.073366][ T2485] PKRU: 55555554
[   44.073482][ T2485] Call Trace:
[   44.073598][ T2485]  <TASK>
[   44.073679][ T2485]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.073834][ T2485]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.073956][ T2485]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.074110][ T2485]  __dev_notify_flags (net/core/dev.c:9787)
[   44.074267][ T2485]  ? netif_change_name (net/core/dev.c:1495)
[   44.074425][ T2485]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   44.074582][ T2485]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   44.074737][ T2485]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.074901][ T2485] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   44.075064][ T2485]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   44.075226][ T2485] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   44.075386][ T2485]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   44.075545][ T2485]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.075698][ T2485]  ? nla_strscpy (lib/nlattr.c:795)
[   44.075855][ T2485]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.076016][ T2485]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.076177][ T2485]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.076332][ T2485]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.076494][ T2485]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.076653][ T2485]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.076809][ T2485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.076970][ T2485]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.077126][ T2485]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.077284][ T2485]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.077435][ T2485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.077593][ T2485]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.077749][ T2485]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.077911][ T2485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.078067][ T2485]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.078226][ T2485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.078380][ T2485]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.078535][ T2485]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.078688][ T2485]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.078842][ T2485]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.079001][ T2485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.079155][ T2485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.079318][ T2485]  ? 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))
[   44.079476][ T2485]  ? 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))
[   44.079633][ T2485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.079785][ T2485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.079946][ T2485]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.080101][ T2485]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.080260][ T2485]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.080417][ T2485]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.080572][ T2485]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.080730][ T2485]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.080888][ T2485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.081082][ T2485]  ? move_addr_to_kernel (net/socket.c:258)
[   44.081242][ T2485]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.081398][ T2485]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.081555][ T2485]  ___sys_sendmsg (net/socket.c:2752)
[   44.081706][ T2485]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.081907][ T2485]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.082072][ T2485]  __sys_sendmsg (net/socket.c:2784)
[   44.082231][ T2485]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.082384][ T2485]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.082582][ T2485]  ? 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)
[   44.082735][ T2485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.082895][ T2485]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.083048][ T2485]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.083206][ T2485]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.083359][ T2485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.083547][ T2485] RIP: 0033:0x7f28b6ad908e
[   44.083709][ T2485] 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
[   44.084267][ T2485] RSP: 002b:00007fff17f796e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.084501][ T2485] RAX: ffffffffffffffda RBX: 00007fff17f79e78 RCX: 00007f28b6ad908e
[   44.084729][ T2485] RDX: 0000000000000000 RSI: 00007fff17f79790 RDI: 0000000000000005
[   44.084965][ T2485] RBP: 00007fff17f796f0 R08: 0000000000000000 R09: 0000000000000000
[   44.085202][ T2485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.085434][ T2485] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff17f79e50
| [   44.120217][ T2487] ------------[ cut here ]------------
| [   44.120386][ T2487] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2487
| [   44.120661][ T2487] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.121388][ T2487] Tainted: [W]=WARN
[   44.121494][ T2487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.121676][ T2487] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.121873][ T2487] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.122389][ T2487] RSP: 0018:ffa0000006197020 EFLAGS: 00010286
[   44.122568][ T2487] RAX: 00000000ffffffa6 RBX: ff1100000c086040 RCX: 1ff4000000c32dca
[   44.122783][ T2487] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0860f0
[   44.123203][ T2487] RBP: ff1100000c24a000 R08: 1fe2200001810c1f R09: ff1100001314ae58
[   44.123420][ T2487] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   44.123635][ T2487] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.123856][ T2487] FS:  00007f68b7885840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.124117][ T2487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.124301][ T2487] CR2: 00000000105b1988 CR3: 000000000cfad004 CR4: 0000000000771ef0
[   44.124514][ T2487] PKRU: 55555554
[   44.124622][ T2487] Call Trace:
[   44.124730][ T2487]  <TASK>
[   44.124804][ T2487]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.124952][ T2487]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.125058][ T2487]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.125205][ T2487]  __dev_notify_flags (net/core/dev.c:9787)
[   44.125348][ T2487]  ? netif_change_name (net/core/dev.c:1495)
[   44.125490][ T2487]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.125632][ T2487]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.125773][ T2487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.125922][ T2487]  ? 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))
[   44.126066][ T2487]  netif_change_flags (net/core/dev.c:9820)
[   44.126212][ T2487]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.126355][ T2487]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.126498][ T2487]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.126641][ T2487]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.126818][ T2487]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.126966][ T2487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.127107][ T2487]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.127253][ T2487]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.127393][ T2487]  ? __kernel_text_address (kernel/extable.c:79)
[   44.127536][ T2487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.127681][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.127822][ T2487]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.127969][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.128107][ T2487]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.128252][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.128395][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.128536][ T2487]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.128678][ T2487]  ? __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)
[   44.128819][ T2487]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.128966][ T2487]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.129110][ T2487]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.129258][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.129398][ T2487]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.129543][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.129683][ T2487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.129824][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.129969][ T2487]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.130109][ T2487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.130259][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.130399][ T2487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.130542][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.130685][ T2487]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.130828][ T2487]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.130982][ T2487]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.131128][ T2487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.131278][ T2487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.131420][ T2487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.131565][ T2487]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.131708][ T2487]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.131851][ T2487]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.131997][ T2487]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.132139][ T2487]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.132286][ T2487]  ? 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))
[   44.132427][ T2487]  ? 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))
[   44.132571][ T2487]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.132714][ T2487]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.132855][ T2487]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.133002][ T2487]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.133147][ T2487]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.133294][ T2487]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.133440][ T2487]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.133583][ T2487]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.133724][ T2487]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.133908][ T2487]  ? move_addr_to_kernel (net/socket.c:258)
[   44.134051][ T2487]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.134197][ T2487]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.134340][ T2487]  ___sys_sendmsg (net/socket.c:2752)
[   44.134480][ T2487]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.134655][ T2487]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.134812][ T2487]  __sys_sendmsg (net/socket.c:2784)
[   44.134962][ T2487]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.135105][ T2487]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.135290][ T2487]  ? 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)
[   44.135432][ T2487]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.135574][ T2487]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.135716][ T2487]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.135948][ T2487]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.136092][ T2487]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.136273][ T2487] RIP: 0033:0x7f68b7abf08e
[   44.136419][ T2487] 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
[   44.137016][ T2487] RSP: 002b:00007ffdd5fd4b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.137322][ T2487] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f68b7abf08e
[   44.137534][ T2487] RDX: 0000000000000000 RSI: 00007ffdd5fd4c10 RDI: 0000000000000005
[   44.137745][ T2487] RBP: 00007ffdd5fd4b70 R08: 0000000000000000 R09: 0000000000000000
[   44.137963][ T2487] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.138179][ T2487] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd5fd52d0
| [   44.193315][ T2491] ------------[ cut here ]------------
| [   44.193489][ T2491] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2491
| [   44.193761][ T2491] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.194483][ T2491] Tainted: [W]=WARN
[   44.194592][ T2491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.194771][ T2491] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.194964][ T2491] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.195485][ T2491] RSP: 0018:ffa0000005fc7020 EFLAGS: 00010286
[   44.195666][ T2491] RAX: 00000000ffffffa6 RBX: ff11000009b1c1c0 RCX: 1ff4000000bf8dca
[   44.195885][ T2491] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c270
[   44.196101][ T2491] RBP: ff1100000c24a000 R08: 1fe220000136384f R09: ff1100000cbd0b58
[   44.196316][ T2491] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   44.196532][ T2491] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.196742][ T2491] FS:  00007fdbb82e5840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.197079][ T2491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.197262][ T2491] CR2: 0000000006177988 CR3: 000000000eade005 CR4: 0000000000771ef0
[   44.197475][ T2491] PKRU: 55555554
[   44.197659][ T2491] Call Trace:
[   44.197766][ T2491]  <TASK>
[   44.197840][ T2491]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.198079][ T2491]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.198192][ T2491]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.198336][ T2491]  __dev_notify_flags (net/core/dev.c:9787)
[   44.198479][ T2491]  ? netif_change_name (net/core/dev.c:1495)
[   44.198620][ T2491]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   44.198764][ T2491]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.198981][ T2491]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.199127][ T2491]  ? 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))
[   44.199277][ T2491]  netif_change_flags (net/core/dev.c:9820)
[   44.199421][ T2491]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.199566][ T2491]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.199711][ T2491]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.199854][ T2491]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.200117][ T2491]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.200264][ T2491]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.200405][ T2491]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.200546][ T2491]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.200687][ T2491]  ? __kernel_text_address (kernel/extable.c:79)
[   44.200831][ T2491]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.201041][ T2491]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.201188][ T2491]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.201332][ T2491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.201475][ T2491]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.201615][ T2491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.201757][ T2491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.201963][ T2491]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.202104][ T2491]  ? __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)
[   44.202251][ T2491]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.202395][ T2491]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.202537][ T2491]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.202683][ T2491]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.202826][ T2491]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.202994][ T2491]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.203138][ T2491]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.203283][ T2491]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.203424][ T2491]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.203565][ T2491]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.203710][ T2491]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.203852][ T2491]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.203997][ T2491]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.204138][ T2491]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.204284][ T2491]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.204426][ T2491]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.204567][ T2491]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.204710][ T2491]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.204850][ T2491]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.204999][ T2491]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.205139][ T2491]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.205285][ T2491]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.205428][ T2491]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.205569][ T2491]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.205713][ T2491]  ? 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))
[   44.205856][ T2491]  ? 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))
[   44.206004][ T2491]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.206146][ T2491]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.206291][ T2491]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.206432][ T2491]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.206572][ T2491]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.206714][ T2491]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.206857][ T2491]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.207004][ T2491]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.207144][ T2491]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.207322][ T2491]  ? move_addr_to_kernel (net/socket.c:258)
[   44.207465][ T2491]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.207606][ T2491]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.207750][ T2491]  ___sys_sendmsg (net/socket.c:2752)
[   44.207897][ T2491]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.208070][ T2491]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.208226][ T2491]  __sys_sendmsg (net/socket.c:2784)
[   44.208368][ T2491]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.208509][ T2491]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.208690][ T2491]  ? 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)
[   44.208833][ T2491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.208982][ T2491]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.209124][ T2491]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.209273][ T2491]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.209417][ T2491]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.209594][ T2491] RIP: 0033:0x7fdbb851f08e
[   44.209741][ T2491] 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
[   44.210248][ T2491] RSP: 002b:00007ffc12c8e570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.210462][ T2491] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdbb851f08e
[   44.210676][ T2491] RDX: 0000000000000000 RSI: 00007ffc12c8e620 RDI: 0000000000000005
[   44.210892][ T2491] RBP: 00007ffc12c8e580 R08: 0000000000000000 R09: 0000000000000000
[   44.211102][ T2491] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.211319][ T2491] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc12c8ece0
| [   44.241525][ T2493] ------------[ cut here ]------------
| [   44.241684][ T2493] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2493
| [   44.242882][ T2493] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.243463][ T2493] Tainted: [W]=WARN
[   44.243695][ T2493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.244119][ T2493] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.244308][ T2493] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.244809][ T2493] RSP: 0018:ffa0000005da7020 EFLAGS: 00010286
[   44.245084][ T2493] RAX: 00000000ffffffa6 RBX: ff1100000f18f240 RCX: 1ff4000000bb4dca
[   44.245301][ T2493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f2f0
[   44.245514][ T2493] RBP: ff1100000c24a000 R08: 1fe2200001e31e5f R09: ff1100000e802e58
[   44.245727][ T2493] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   44.246025][ T2493] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.246243][ T2493] FS:  00007f591e118840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.246492][ T2493] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.246671][ T2493] CR2: 00000000383ef988 CR3: 0000000010d26004 CR4: 0000000000771ef0
[   44.246964][ T2493] PKRU: 55555554
[   44.247070][ T2493] Call Trace:
[   44.247180][ T2493]  <TASK>
[   44.247254][ T2493]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.247397][ T2493]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.247506][ T2493]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.247648][ T2493]  __dev_notify_flags (net/core/dev.c:9787)
[   44.247793][ T2493]  ? netif_change_name (net/core/dev.c:1495)
[   44.248018][ T2493]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.248161][ T2493]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.248308][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.248452][ T2493]  ? 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))
[   44.248595][ T2493]  netif_change_flags (net/core/dev.c:9820)
[   44.248737][ T2493]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.248953][ T2493]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.249098][ T2493]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.249246][ T2493]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.249420][ T2493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.249562][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.249703][ T2493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.249842][ T2493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.250047][ T2493]  ? __kernel_text_address (kernel/extable.c:79)
[   44.250194][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.250339][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.250480][ T2493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.250623][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.250766][ T2493]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.251002][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.251142][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.251289][ T2493]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.251430][ T2493]  ? __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)
[   44.251573][ T2493]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.251713][ T2493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.251856][ T2493]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.252010][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.252156][ T2493]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.252306][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.252449][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.252591][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.252732][ T2493]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.252876][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.253021][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.253163][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.253308][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.253450][ T2493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.253595][ T2493]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.253737][ T2493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.253882][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.254024][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.254170][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.254315][ T2493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.254455][ T2493]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.254597][ T2493]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.254738][ T2493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.254884][ T2493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.255028][ T2493]  ? 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))
[   44.255172][ T2493]  ? 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))
[   44.255316][ T2493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.255457][ T2493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.255598][ T2493]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.255743][ T2493]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.255892][ T2493]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.256035][ T2493]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.256183][ T2493]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.256324][ T2493]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.256466][ T2493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.256641][ T2493]  ? move_addr_to_kernel (net/socket.c:258)
[   44.256785][ T2493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.256930][ T2493]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.257073][ T2493]  ___sys_sendmsg (net/socket.c:2752)
[   44.257220][ T2493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.257397][ T2493]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.257551][ T2493]  __sys_sendmsg (net/socket.c:2784)
[   44.257694][ T2493]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.257836][ T2493]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.258017][ T2493]  ? 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)
[   44.258159][ T2493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.258306][ T2493]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.258445][ T2493]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.258589][ T2493]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.258730][ T2493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.258909][ T2493] RIP: 0033:0x7f591e35208e
[   44.259060][ T2493] 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
[   44.259561][ T2493] RSP: 002b:00007ffda114e070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.259773][ T2493] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f591e35208e
[   44.259990][ T2493] RDX: 0000000000000000 RSI: 00007ffda114e120 RDI: 0000000000000005
[   44.260209][ T2493] RBP: 00007ffda114e080 R08: 0000000000000000 R09: 0000000000000000
[   44.260419][ T2493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.260630][ T2493] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda114e7e0
| [   44.310463][ T2497] ------------[ cut here ]------------
| [   44.310629][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2497
| [   44.310914][ T2497] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.311482][ T2497] Tainted: [W]=WARN
[   44.311597][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.311776][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.311965][ T2497] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.312474][ T2497] RSP: 0018:ffa00000061e6fe0 EFLAGS: 00010286
[   44.312654][ T2497] RAX: 00000000ffffffa6 RBX: ff1100000c086640 RCX: 1ff4000000c3cdc2
[   44.312882][ T2497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0866f0
[   44.313097][ T2497] RBP: ff1100000cc12000 R08: 1fe2200001810cdf R09: ff1100000cfa0b58
[   44.313313][ T2497] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   44.313528][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   44.313748][ T2497] FS:  00007f4eeae74840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.314002][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.314183][ T2497] CR2: 000000002736e988 CR3: 0000000012776004 CR4: 0000000000771ef0
[   44.314396][ T2497] PKRU: 55555554
[   44.314503][ T2497] Call Trace:
[   44.314610][ T2497]  <TASK>
[   44.314684][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.314826][ T2497]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.314975][ T2497]  notifier_call_chain (kernel/notifier.c:85)
[   44.315122][ T2497]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   44.315271][ T2497]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   44.315450][ T2497]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.315596][ T2497]  ? 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)
[   44.315740][ T2497]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.315967][ T2497]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   44.316111][ T2497]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   44.316293][ T2497] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   44.316439][ T2497]  ? write_profile (kernel/profile.c:194)
[   44.316582][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.316727][ T2497]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   44.316986][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.317129][ T2497]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   44.317278][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.317420][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.317578][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.317712][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.317842][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.318055][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.318192][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.318321][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.318453][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.318583][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.318714][ T2497]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.318847][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.319054][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.319191][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.319322][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.319453][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.319585][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.319715][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.319845][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.320051][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.320185][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.320316][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.320447][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.320576][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.320708][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.320842][ T2497]  ? 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))
[   44.321046][ T2497]  ? 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))
[   44.321182][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.321314][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.321445][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.321578][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.321708][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.321840][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.322067][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.322203][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.322332][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.322494][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   44.322626][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.322757][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.322910][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   44.323041][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.323209][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.323350][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   44.323481][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.323611][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.323776][ T2497]  ? 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)
[   44.323909][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.324039][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.324171][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.324304][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.324439][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.324599][ T2497] RIP: 0033:0x7f4eeb0ae08e
[   44.324734][ T2497] 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
[   44.325208][ T2497] RSP: 002b:00007ffd58a173d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.325407][ T2497] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4eeb0ae08e
[   44.325602][ T2497] RDX: 0000000000000000 RSI: 00007ffd58a17480 RDI: 0000000000000005
[   44.325797][ T2497] RBP: 00007ffd58a173e0 R08: 0000000000000000 R09: 0000000000000000
[   44.325997][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.326198][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd58a17b40
| [   44.327929][ T2497] ------------[ cut here ]------------
| [   44.328065][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2497
| [   44.328320][ T2497] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.328827][ T2497] Tainted: [W]=WARN
[   44.328931][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.329090][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.329258][ T2497] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.329701][ T2497] RSP: 0018:ffa00000061e7060 EFLAGS: 00010286
[   44.330002][ T2497] RAX: 00000000ffffffa6 RBX: ff1100000c0876c0 RCX: 1ff4000000c3cdd2
[   44.330192][ T2497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087770
[   44.330378][ T2497] RBP: ff1100000c24a000 R08: 1fe2200001810eef R09: ff1100000cfa0b58
[   44.330565][ T2497] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   44.330752][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000061e7100
[   44.331002][ T2497] FS:  00007f4eeae74840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   44.331227][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.331385][ T2497] CR2: 00007f4f5d774f98 CR3: 0000000012776003 CR4: 0000000000771ef0
[   44.331574][ T2497] PKRU: 55555554
[   44.331668][ T2497] Call Trace:
[   44.331762][ T2497]  <TASK>
[   44.331826][ T2497]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.332005][ T2497]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.332100][ T2497]  netif_close_many (net/core/dev.c:1804)
[   44.332230][ T2497]  ? 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)
[   44.332355][ T2497]  ? __dev_close_many (net/core/dev.c:1781)
[   44.332481][ T2497]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   44.332636][ T2497]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   44.332792][ T2497]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   44.332928][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.333052][ T2497]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.333214][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.333340][ T2497]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   44.333464][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.333587][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.333712][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.333835][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.333965][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.334108][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.334235][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.334360][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.334484][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.334610][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.334736][ T2497]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.334869][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.334995][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.335119][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.335249][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.335376][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.335502][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.335629][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.335754][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.335885][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.336012][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.336136][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.336267][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.336392][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.336517][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.336646][ T2497]  ? 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))
[   44.336769][ T2497]  ? 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))
[   44.336902][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.337027][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.337152][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.337336][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.337478][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.337621][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.337764][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.337910][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.338051][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.338229][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   44.338371][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.338511][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.338655][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   44.338793][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.338971][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.339121][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   44.339265][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.339403][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.339578][ T2497]  ? 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)
[   44.339720][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.339866][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.340007][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.340147][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.340288][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.340461][ T2497] RIP: 0033:0x7f4eeb0ae08e
[   44.340605][ T2497] 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
[   44.341110][ T2497] RSP: 002b:00007ffd58a173d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.341325][ T2497] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4eeb0ae08e
[   44.341534][ T2497] RDX: 0000000000000000 RSI: 00007ffd58a17480 RDI: 0000000000000005
[   44.341744][ T2497] RBP: 00007ffd58a173e0 R08: 0000000000000000 R09: 0000000000000000
[   44.341955][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.342162][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd58a17b40
| [   44.344654][ T2497] ------------[ cut here ]------------
| [   44.344800][ T2497] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2497
| [   44.345078][ T2497] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.345638][ T2497] Tainted: [W]=WARN
[   44.345743][ T2497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.345922][ T2497] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.346100][ T2497] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.346589][ T2497] RSP: 0018:ffa00000061e7190 EFLAGS: 00010286
[   44.346762][ T2497] RAX: 00000000ffffffa6 RBX: ff1100000f3fd840 RCX: 1ff4000000c3cdf8
[   44.346983][ T2497] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fd8f0
[   44.347196][ T2497] RBP: ff1100000c24a000 R08: 1fe2200001e7fb1f R09: ff1100000cfa0b58
[   44.347401][ T2497] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.347604][ T2497] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.347810][ T2497] FS:  00007f4eeae74840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.348059][ T2497] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.348234][ T2497] CR2: 00007f19384ec2a0 CR3: 0000000012776003 CR4: 0000000000771ef0
[   44.348440][ T2497] PKRU: 55555554
[   44.348543][ T2497] Call Trace:
[   44.348645][ T2497]  <TASK>
[   44.348715][ T2497]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.348898][ T2497]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.349070][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.349221][ T2497]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   44.349358][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.349495][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.349629][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.349766][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.349948][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.350102][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.350243][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.350382][ T2497]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.350522][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.350660][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.350798][ T2497]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.350942][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.351078][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.351220][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.351357][ T2497]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.351495][ T2497]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.351632][ T2497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.351768][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.351909][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.352046][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.352190][ T2497]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.352330][ T2497]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.352470][ T2497]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.352605][ T2497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.352742][ T2497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.352888][ T2497]  ? 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))
[   44.353025][ T2497]  ? 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))
[   44.353165][ T2497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.353305][ T2497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.353443][ T2497]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.353581][ T2497]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.353718][ T2497]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.353854][ T2497]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.353998][ T2497]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.354137][ T2497]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.354279][ T2497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.354449][ T2497]  ? move_addr_to_kernel (net/socket.c:258)
[   44.354584][ T2497]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.354720][ T2497]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.354858][ T2497]  ___sys_sendmsg (net/socket.c:2752)
[   44.355001][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.355177][ T2497]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.355323][ T2497]  __sys_sendmsg (net/socket.c:2784)
[   44.355462][ T2497]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.355596][ T2497]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.355769][ T2497]  ? 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)
[   44.355909][ T2497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.356046][ T2497]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.356187][ T2497]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.356322][ T2497]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.356457][ T2497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.356629][ T2497] RIP: 0033:0x7f4eeb0ae08e
[   44.356770][ T2497] 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
[   44.357259][ T2497] RSP: 002b:00007ffd58a173d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.357468][ T2497] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4eeb0ae08e
[   44.357670][ T2497] RDX: 0000000000000000 RSI: 00007ffd58a17480 RDI: 0000000000000005
[   44.357876][ T2497] RBP: 00007ffd58a173e0 R08: 0000000000000000 R09: 0000000000000000
[   44.358080][ T2497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.358291][ T2497] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd58a17b40
| [   44.424410][ T2499] ------------[ cut here ]------------
| [   44.424588][ T2499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2499
| [   44.425002][ T2499] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.425656][ T2499] Tainted: [W]=WARN
[   44.425774][ T2499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.426040][ T2499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.426301][ T2499] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.426833][ T2499] RSP: 0018:ffa0000006206f70 EFLAGS: 00010286
[   44.427095][ T2499] RAX: 00000000ffffffa6 RBX: ff1100001194e040 RCX: 1ff4000000c40db4
[   44.427336][ T2499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e0f0
[   44.427568][ T2499] RBP: ff1100000cc12000 R08: 1fe2200002329c1f R09: ff1100000cfa5180
[   44.427800][ T2499] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   44.428079][ T2499] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   44.428315][ T2499] FS:  00007f36d553e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.428588][ T2499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.428784][ T2499] CR2: 000000001336ba28 CR3: 00000000122b7006 CR4: 0000000000771ef0
[   44.429021][ T2499] PKRU: 55555554
[   44.429134][ T2499] Call Trace:
[   44.429253][ T2499]  <TASK>
[   44.429333][ T2499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.429487][ T2499]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.429644][ T2499]  notifier_call_chain (kernel/notifier.c:85)
[   44.429800][ T2499]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   44.429955][ T2499]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.430110][ T2499]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   44.430273][ T2499]  netdev_upper_dev_link (net/core/dev.c:8972)
[   44.430427][ T2499]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   44.430581][ T2499] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   44.430743][ T2499]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   44.430907][ T2499] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   44.431065][ T2499]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   44.431228][ T2499]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.431384][ T2499]  ? nla_strscpy (lib/nlattr.c:795)
[   44.431543][ T2499]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.431701][ T2499]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.431855][ T2499]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.432012][ T2499]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.432178][ T2499]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.432337][ T2499]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.432491][ T2499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.432643][ T2499]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.432796][ T2499]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.432955][ T2499]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.433110][ T2499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.433274][ T2499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.433431][ T2499]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.433587][ T2499]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.433739][ T2499]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.433897][ T2499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.434050][ T2499]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.434211][ T2499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.434361][ T2499]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.434513][ T2499]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.434668][ T2499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.434822][ T2499]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.434984][ T2499]  ? 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))
[   44.435138][ T2499]  ? 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))
[   44.435294][ T2499]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.435449][ T2499]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.435604][ T2499]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.435757][ T2499]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.435917][ T2499]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.436071][ T2499]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.436233][ T2499]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.436385][ T2499]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.436537][ T2499]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.436727][ T2499]  ? move_addr_to_kernel (net/socket.c:258)
[   44.436888][ T2499]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.437041][ T2499]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.437201][ T2499]  ___sys_sendmsg (net/socket.c:2752)
[   44.437355][ T2499]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.437542][ T2499]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.437709][ T2499]  __sys_sendmsg (net/socket.c:2784)
[   44.437869][ T2499]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.438024][ T2499]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.438222][ T2499]  ? 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)
[   44.438378][ T2499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.438534][ T2499]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.438685][ T2499]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.438840][ T2499]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.438997][ T2499]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.439257][ T2499] RIP: 0033:0x7f36d577808e
[   44.439417][ T2499] 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
[   44.439973][ T2499] RSP: 002b:00007ffd25b0f2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.440209][ T2499] RAX: ffffffffffffffda RBX: 00007ffd25b0fa68 RCX: 00007f36d577808e
[   44.440438][ T2499] RDX: 0000000000000000 RSI: 00007ffd25b0f380 RDI: 0000000000000005
[   44.440666][ T2499] RBP: 00007ffd25b0f2e0 R08: 0000000000000000 R09: 0000000000000000
[   44.440897][ T2499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.441128][ T2499] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd25b0fa40
| [   44.442898][ T2499] ------------[ cut here ]------------
| [   44.443048][ T2499] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2499
| [   44.443348][ T2499] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.444658][ T2499] Tainted: [W]=WARN
[   44.444775][ T2499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.445027][ T2499] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.445227][ T2499] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.445762][ T2499] RSP: 0018:ffa0000006206fd0 EFLAGS: 00010286
[   44.446024][ T2499] RAX: 00000000ffffffa6 RBX: ff1100001194ef40 RCX: 1ff4000000c40dc0
[   44.446259][ T2499] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194eff0
[   44.446486][ T2499] RBP: ff1100000c0ea000 R08: 1fe2200002329dff R09: ff1100000cfa5180
[   44.446711][ T2499] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.447032][ T2499] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   44.447264][ T2499] FS:  00007f36d553e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.447536][ T2499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.447727][ T2499] CR2: 000000001336ba28 CR3: 00000000122b7006 CR4: 0000000000771ef0
[   44.448059][ T2499] PKRU: 55555554
[   44.448175][ T2499] Call Trace:
[   44.448288][ T2499]  <TASK>
[   44.448367][ T2499]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.448522][ T2499]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.448639][ T2499]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   44.448790][ T2499]  __dev_notify_flags (net/core/dev.c:9787)
[   44.449026][ T2499]  ? netif_change_name (net/core/dev.c:1495)
[   44.449181][ T2499]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   44.449334][ T2499]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   44.449487][ T2499]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   44.449643][ T2499] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   44.449799][ T2499]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   44.450052][ T2499] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   44.450211][ T2499]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   44.450369][ T2499]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   44.450524][ T2499]  ? nla_strscpy (lib/nlattr.c:795)
[   44.450675][ T2499]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   44.450831][ T2499]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   44.451059][ T2499]  ? __dev_get_by_name (net/core/dev.c:883)
[   44.451216][ T2499]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   44.451375][ T2499]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   44.451534][ T2499]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.451687][ T2499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.451842][ T2499]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.452000][ T2499]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.452153][ T2499]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.452311][ T2499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.452470][ T2499]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.452627][ T2499]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.452780][ T2499]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.452939][ T2499]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.453093][ T2499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.453247][ T2499]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.453400][ T2499]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.453555][ T2499]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.453709][ T2499]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.453867][ T2499]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.454024][ T2499]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.454183][ T2499]  ? 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))
[   44.454338][ T2499]  ? 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))
[   44.454493][ T2499]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.454647][ T2499]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.454801][ T2499]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.454958][ T2499]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.455112][ T2499]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.455272][ T2499]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.455424][ T2499]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.455577][ T2499]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.455731][ T2499]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.455922][ T2499]  ? move_addr_to_kernel (net/socket.c:258)
[   44.456076][ T2499]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.456231][ T2499]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.456382][ T2499]  ___sys_sendmsg (net/socket.c:2752)
[   44.456535][ T2499]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.456727][ T2499]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.456894][ T2499]  __sys_sendmsg (net/socket.c:2784)
[   44.457049][ T2499]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.457202][ T2499]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.457396][ T2499]  ? 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)
[   44.457550][ T2499]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.457705][ T2499]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.457860][ T2499]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.458018][ T2499]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.458173][ T2499]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.458363][ T2499] RIP: 0033:0x7f36d577808e
[   44.458519][ T2499] 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
[   44.459064][ T2499] RSP: 002b:00007ffd25b0f2d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.459301][ T2499] RAX: ffffffffffffffda RBX: 00007ffd25b0fa68 RCX: 00007f36d577808e
[   44.459524][ T2499] RDX: 0000000000000000 RSI: 00007ffd25b0f380 RDI: 0000000000000005
[   44.459753][ T2499] RBP: 00007ffd25b0f2e0 R08: 0000000000000000 R09: 0000000000000000
[   44.459987][ T2499] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.460218][ T2499] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd25b0fa40
| [   44.486508][ T2500] ------------[ cut here ]------------
| [   44.486671][ T2500] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2500
| [   44.486967][ T2500] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.487538][ T2500] Tainted: [W]=WARN
[   44.487648][ T2500] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.487828][ T2500] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.488020][ T2500] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.488545][ T2500] RSP: 0018:ffa0000006217020 EFLAGS: 00010286
[   44.488728][ T2500] RAX: 00000000ffffffa6 RBX: ff11000010d46940 RCX: 1ff4000000c42dca
[   44.489097][ T2500] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d469f0
[   44.489351][ T2500] RBP: ff1100000c0ea000 R08: 1fe22000021a8d3f R09: ff1100000cb85158
[   44.489546][ T2500] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   44.489742][ T2500] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   44.489949][ T2500] FS:  00007f82569f0840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.490186][ T2500] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.490352][ T2500] CR2: 00007f8256cc01a0 CR3: 000000000cf7b003 CR4: 0000000000771ef0
[   44.490548][ T2500] PKRU: 55555554
[   44.490646][ T2500] Call Trace:
[   44.490746][ T2500]  <TASK>
[   44.490817][ T2500]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.491044][ T2500]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.491145][ T2500]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.491280][ T2500]  __dev_notify_flags (net/core/dev.c:9787)
[   44.491417][ T2500]  ? netif_change_name (net/core/dev.c:1495)
[   44.491549][ T2500]  ? __dev_change_flags (net/core/dev.c:9752)
[   44.491680][ T2500]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   44.491812][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.492030][ T2500]  ? 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))
[   44.492244][ T2500]  netif_change_flags (net/core/dev.c:9820)
[   44.492380][ T2500]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.492512][ T2500]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   44.492644][ T2500]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   44.492777][ T2500]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   44.493021][ T2500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.493152][ T2500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.493286][ T2500]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.493415][ T2500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.493545][ T2500]  ? __kernel_text_address (kernel/extable.c:79)
[   44.493677][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.493810][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.494015][ T2500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.494147][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.494282][ T2500]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   44.494411][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.494541][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.494673][ T2500]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.494803][ T2500]  ? __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)
[   44.495020][ T2500]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.495149][ T2500]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   44.495283][ T2500]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.495416][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   44.495549][ T2500]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   44.495681][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.495812][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.495993][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.496123][ T2500]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.496257][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.496390][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.496522][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.496653][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.496784][ T2500]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.496923][ T2500]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   44.497055][ T2500]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.497188][ T2500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.497317][ T2500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.497446][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.497579][ T2500]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.497708][ T2500]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.497839][ T2500]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.497970][ T2500]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.498100][ T2500]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.498235][ T2500]  ? 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))
[   44.498363][ T2500]  ? 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))
[   44.498494][ T2500]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.498625][ T2500]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.498755][ T2500]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.498891][ T2500]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.499022][ T2500]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.499153][ T2500]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.499288][ T2500]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.499419][ T2500]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.499548][ T2500]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.499708][ T2500]  ? move_addr_to_kernel (net/socket.c:258)
[   44.499839][ T2500]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.499972][ T2500]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.500102][ T2500]  ___sys_sendmsg (net/socket.c:2752)
[   44.500236][ T2500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.500397][ T2500]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.500537][ T2500]  __sys_sendmsg (net/socket.c:2784)
[   44.500669][ T2500]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.500799][ T2500]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.500972][ T2500]  ? 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)
[   44.501102][ T2500]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.501236][ T2500]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.501364][ T2500]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.501493][ T2500]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.501623][ T2500]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.501785][ T2500] RIP: 0033:0x7f8256c2a08e
[   44.501927][ T2500] 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
[   44.502390][ T2500] RSP: 002b:00007ffdb302bc30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.502763][ T2500] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8256c2a08e
[   44.502963][ T2500] RDX: 0000000000000000 RSI: 00007ffdb302bce0 RDI: 0000000000000005
[   44.503157][ T2500] RBP: 00007ffdb302bc40 R08: 0000000000000000 R09: 0000000000000000
[   44.503527][ T2500] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.503721][ T2500] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb302c3a0
| [   44.565718][ T2505] ------------[ cut here ]------------
| [   44.566518][ T2505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2505
| [   44.566828][ T2505] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.567479][ T2505] Tainted: [W]=WARN
[   44.567626][ T2505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.567857][ T2505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.568116][ T2505] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.568689][ T2505] RSP: 0018:ffa0000006126fe0 EFLAGS: 00010286
[   44.568933][ T2505] RAX: 00000000ffffffa6 RBX: ff110000100bf9c0 RCX: 1ff4000000c24dc2
[   44.569205][ T2505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfa70
[   44.569469][ T2505] RBP: ff1100000cc12000 R08: 1fe2200002017f4f R09: ff1100000cb0d158
[   44.569735][ T2505] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   44.570013][ T2505] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   44.570288][ T2505] FS:  00007fc3b4586840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   44.570593][ T2505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.570826][ T2505] CR2: 0000000009c43988 CR3: 0000000011aa1001 CR4: 0000000000771ef0
[   44.571105][ T2505] PKRU: 55555554
[   44.571272][ T2505] Call Trace:
[   44.571427][ T2505]  <TASK>
[   44.571548][ T2505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.571742][ T2505]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.571951][ T2505]  notifier_call_chain (kernel/notifier.c:85)
[   44.572149][ T2505]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   44.572348][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.572543][ T2505]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   44.572775][ T2505]  ? 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)
[   44.572982][ T2505]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.573190][ T2505]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   44.573385][ T2505]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   44.573635][ T2505]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   44.573824][ T2505] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   44.574019][ T2505]  ? write_profile (kernel/profile.c:194)
[   44.574206][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.574388][ T2505]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   44.574624][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.574820][ T2505]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   44.575027][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.575230][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.575428][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.575623][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.575820][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.576044][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.576248][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.576444][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.576634][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.576829][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.577037][ T2505]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.577241][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.577441][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.577635][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.577830][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.578038][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.578243][ T2505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.578440][ T2505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.578638][ T2505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.578833][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.579049][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.579251][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.579447][ T2505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.579639][ T2505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.579837][ T2505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.580046][ T2505]  ? 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))
[   44.580245][ T2505]  ? 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))
[   44.580443][ T2505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.580640][ T2505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.580832][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.581040][ T2505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.581248][ T2505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.581444][ T2505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.581640][ T2505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.581836][ T2505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.582044][ T2505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.582281][ T2505]  ? move_addr_to_kernel (net/socket.c:258)
[   44.582476][ T2505]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.582673][ T2505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.582883][ T2505]  ___sys_sendmsg (net/socket.c:2752)
[   44.583074][ T2505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.583318][ T2505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.583527][ T2505]  __sys_sendmsg (net/socket.c:2784)
[   44.583724][ T2505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.583932][ T2505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.584177][ T2505]  ? 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)
[   44.584372][ T2505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.584567][ T2505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.584761][ T2505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.584974][ T2505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.585180][ T2505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.585410][ T2505] RIP: 0033:0x7fc3b47c008e
[   44.585608][ T2505] 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
[   44.586193][ T2505] RSP: 002b:00007ffecff9a220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.586466][ T2505] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc3b47c008e
[   44.586727][ T2505] RDX: 0000000000000000 RSI: 00007ffecff9a2d0 RDI: 0000000000000005
[   44.587006][ T2505] RBP: 00007ffecff9a230 R08: 0000000000000000 R09: 0000000000000000
[   44.587274][ T2505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.587542][ T2505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecff9a990
| [   44.589661][ T2505] ------------[ cut here ]------------
| [   44.589816][ T2505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2505
| [   44.590108][ T2505] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.590690][ T2505] Tainted: [W]=WARN
[   44.590801][ T2505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.590984][ T2505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.591175][ T2505] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.591679][ T2505] RSP: 0018:ffa0000006127060 EFLAGS: 00010286
[   44.591872][ T2505] RAX: 00000000ffffffa6 RBX: ff1100001194ec40 RCX: 1ff4000000c24dd2
[   44.592089][ T2505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194ecf0
[   44.592305][ T2505] RBP: ff1100000f2ca000 R08: 1fe2200002329d9f R09: ff1100000cb0d158
[   44.592516][ T2505] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   44.592730][ T2505] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006127100
[   44.592948][ T2505] FS:  00007fc3b4586840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.593221][ T2505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.593393][ T2505] CR2: 00005634b211dd5c CR3: 0000000011aa1004 CR4: 0000000000771ef0
[   44.593588][ T2505] PKRU: 55555554
[   44.593683][ T2505] Call Trace:
[   44.593780][ T2505]  <TASK>
[   44.593846][ T2505]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.593984][ T2505]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.594083][ T2505]  netif_close_many (net/core/dev.c:1804)
[   44.594216][ T2505]  ? 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)
[   44.594343][ T2505]  ? __dev_close_many (net/core/dev.c:1781)
[   44.594470][ T2505]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   44.594642][ T2505]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   44.594820][ T2505]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   44.594973][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.595115][ T2505]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.595299][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.595444][ T2505]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   44.595586][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.595731][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.595877][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.596018][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.596160][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.596326][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.596467][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.596610][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.596754][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.596905][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.597046][ T2505]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.597196][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.597337][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.597479][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.597619][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.597759][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.597907][ T2505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.598048][ T2505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.598194][ T2505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.598335][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.598477][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.598616][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.598757][ T2505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.598904][ T2505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.599047][ T2505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.599195][ T2505]  ? 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))
[   44.599334][ T2505]  ? 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))
[   44.599479][ T2505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.599621][ T2505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.599762][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.599909][ T2505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.600051][ T2505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.600197][ T2505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.600339][ T2505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.600480][ T2505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.600623][ T2505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.600796][ T2505]  ? move_addr_to_kernel (net/socket.c:258)
[   44.600944][ T2505]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.601104][ T2505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.601242][ T2505]  ___sys_sendmsg (net/socket.c:2752)
[   44.601368][ T2505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.601525][ T2505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.601663][ T2505]  __sys_sendmsg (net/socket.c:2784)
[   44.601791][ T2505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.601923][ T2505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.602106][ T2505]  ? 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)
[   44.602250][ T2505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.602392][ T2505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.602536][ T2505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.602678][ T2505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.602820][ T2505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.603000][ T2505] RIP: 0033:0x7fc3b47c008e
[   44.603146][ T2505] 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
[   44.603644][ T2505] RSP: 002b:00007ffecff9a220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.603856][ T2505] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc3b47c008e
[   44.604071][ T2505] RDX: 0000000000000000 RSI: 00007ffecff9a2d0 RDI: 0000000000000005
[   44.604284][ T2505] RBP: 00007ffecff9a230 R08: 0000000000000000 R09: 0000000000000000
[   44.604491][ T2505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.604695][ T2505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecff9a990
| [   44.607109][ T2505] ------------[ cut here ]------------
| [   44.607248][ T2505] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2505
| [   44.607511][ T2505] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.608109][ T2505] Tainted: [W]=WARN
[   44.608220][ T2505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.608388][ T2505] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.608561][ T2505] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.609045][ T2505] RSP: 0018:ffa0000006127190 EFLAGS: 00010286
[   44.609221][ T2505] RAX: 00000000ffffffa6 RBX: ff1100000eb58dc0 RCX: 1ff4000000c24df8
[   44.609422][ T2505] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb58e70
[   44.609625][ T2505] RBP: ff1100000f2ca000 R08: 1fe2200001d6b1cf R09: ff1100000cb0d158
[   44.609824][ T2505] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.610032][ T2505] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.610240][ T2505] FS:  00007fc3b4586840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.610478][ T2505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.610647][ T2505] CR2: 00005634b211dd5c CR3: 0000000011aa1004 CR4: 0000000000771ef0
[   44.610850][ T2505] PKRU: 55555554
[   44.610955][ T2505] Call Trace:
[   44.611056][ T2505]  <TASK>
[   44.611126][ T2505]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.611299][ T2505]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.611470][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.611606][ T2505]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   44.611739][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.611877][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.612013][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.612148][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.612283][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.612437][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.612571][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.612705][ T2505]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.612840][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.612977][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.613110][ T2505]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.613251][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.613387][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.613522][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.613655][ T2505]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.613791][ T2505]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.613932][ T2505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.614067][ T2505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.614205][ T2505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.614337][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.614476][ T2505]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.614612][ T2505]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.614749][ T2505]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.614888][ T2505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.615023][ T2505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.615160][ T2505]  ? 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))
[   44.615298][ T2505]  ? 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))
[   44.615434][ T2505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.615568][ T2505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.615702][ T2505]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.615838][ T2505]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.615975][ T2505]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.616111][ T2505]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.616251][ T2505]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.616386][ T2505]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.616521][ T2505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.616686][ T2505]  ? move_addr_to_kernel (net/socket.c:258)
[   44.616822][ T2505]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.616964][ T2505]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.617100][ T2505]  ___sys_sendmsg (net/socket.c:2752)
[   44.617239][ T2505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.617405][ T2505]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.617553][ T2505]  __sys_sendmsg (net/socket.c:2784)
[   44.617688][ T2505]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.617823][ T2505]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.618000][ T2505]  ? 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)
[   44.618135][ T2505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.618272][ T2505]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.618405][ T2505]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.618538][ T2505]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.618675][ T2505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.618843][ T2505] RIP: 0033:0x7fc3b47c008e
[   44.618988][ T2505] 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
[   44.619475][ T2505] RSP: 002b:00007ffecff9a220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.619676][ T2505] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc3b47c008e
[   44.619878][ T2505] RDX: 0000000000000000 RSI: 00007ffecff9a2d0 RDI: 0000000000000005
[   44.620075][ T2505] RBP: 00007ffecff9a230 R08: 0000000000000000 R09: 0000000000000000
[   44.620279][ T2505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb51
[   44.620480][ T2505] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecff9a990
| [   44.683421][ T2509] ------------[ cut here ]------------
| [   44.683581][ T2509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2509
| [   44.683841][ T2509] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.684386][ T2509] Tainted: [W]=WARN
[   44.684484][ T2509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.684646][ T2509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.684814][ T2509] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.685369][ T2509] RSP: 0018:ffa0000006126fe0 EFLAGS: 00010286
[   44.685532][ T2509] RAX: 00000000ffffffa6 RBX: ff1100000f2c1540 RCX: 1ff4000000c24dc2
[   44.685723][ T2509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c15f0
[   44.685994][ T2509] RBP: ff1100000cc12000 R08: 1fe2200001e582bf R09: ff11000010c8d158
[   44.686192][ T2509] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   44.686385][ T2509] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   44.686580][ T2509] FS:  00007f28672c3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.686805][ T2509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.687055][ T2509] CR2: 0000000011155988 CR3: 000000000f4db001 CR4: 0000000000771ef0
[   44.687252][ T2509] PKRU: 55555554
[   44.687348][ T2509] Call Trace:
[   44.687529][ T2509]  <TASK>
[   44.687596][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.687724][ T2509]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   44.687855][ T2509]  notifier_call_chain (kernel/notifier.c:85)
[   44.688064][ T2509]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   44.688197][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.688326][ T2509]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   44.688487][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.688618][ T2509]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   44.688778][ T2509]  ? 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)
[   44.688981][ T2509]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.689112][ T2509]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   44.689244][ T2509]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   44.689405][ T2509] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   44.689538][ T2509]  ? write_profile (kernel/profile.c:194)
[   44.689669][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.689798][ T2509]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   44.690030][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.690161][ T2509]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   44.690296][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.690425][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.690554][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.690691][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.690819][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.691022][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.691152][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.691286][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.691416][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.691550][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.691680][ T2509]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.691810][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.691992][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.692123][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.692258][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.692389][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.692520][ T2509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.692653][ T2509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.692782][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.692967][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.693099][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.693232][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.693362][ T2509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.693491][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.693623][ T2509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.693758][ T2509]  ? 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))
[   44.693913][ T2509]  ? 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))
[   44.694045][ T2509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.694181][ T2509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.694310][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.694442][ T2509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.694573][ T2509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.694705][ T2509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.694836][ T2509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.694971][ T2509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.695100][ T2509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.695265][ T2509]  ? move_addr_to_kernel (net/socket.c:258)
[   44.695398][ T2509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.695528][ T2509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.695661][ T2509]  ___sys_sendmsg (net/socket.c:2752)
[   44.695791][ T2509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.695959][ T2509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.696101][ T2509]  __sys_sendmsg (net/socket.c:2784)
[   44.696235][ T2509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.696365][ T2509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.696531][ T2509]  ? 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)
[   44.696661][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.696792][ T2509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.696927][ T2509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.697056][ T2509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.697191][ T2509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.697352][ T2509] RIP: 0033:0x7f28674fd08e
[   44.697489][ T2509] 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
[   44.697958][ T2509] RSP: 002b:00007ffc4c0c52c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.698158][ T2509] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28674fd08e
[   44.698357][ T2509] RDX: 0000000000000000 RSI: 00007ffc4c0c5370 RDI: 0000000000000005
[   44.698552][ T2509] RBP: 00007ffc4c0c52d0 R08: 0000000000000000 R09: 0000000000000000
[   44.698748][ T2509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   44.698949][ T2509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c0c5a30
| [   44.700646][ T2509] ------------[ cut here ]------------
| [   44.700784][ T2509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2509
| [   44.701058][ T2509] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.701581][ T2509] Tainted: [W]=WARN
[   44.701677][ T2509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.701837][ T2509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.702007][ T2509] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.702457][ T2509] RSP: 0018:ffa0000006127060 EFLAGS: 00010286
[   44.702618][ T2509] RAX: 00000000ffffffa6 RBX: ff1100000f2c0940 RCX: 1ff4000000c24dd2
[   44.702811][ T2509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c09f0
[   44.703008][ T2509] RBP: ff11000012f42000 R08: 1fe2200001e5813f R09: ff11000010c8d158
[   44.703201][ T2509] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   44.703391][ T2509] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006127100
[   44.703582][ T2509] FS:  00007f28672c3840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.703805][ T2509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.703971][ T2509] CR2: 00005634b211dd5c CR3: 000000000f4db005 CR4: 0000000000771ef0
[   44.704162][ T2509] PKRU: 55555554
[   44.704263][ T2509] Call Trace:
[   44.704358][ T2509]  <TASK>
[   44.704424][ T2509]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.704555][ T2509]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.704656][ T2509]  netif_close_many (net/core/dev.c:1804)
[   44.704784][ T2509]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   44.704948][ T2509]  ? 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)
[   44.705076][ T2509]  ? __dev_close_many (net/core/dev.c:1781)
[   44.705210][ T2509]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   44.705369][ T2509]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   44.705526][ T2509]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   44.705656][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.705784][ T2509]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.705953][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.706081][ T2509]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   44.706212][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.706339][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.706469][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.706596][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.706722][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.706874][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.707003][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.707131][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.707263][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.707389][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.707515][ T2509]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.707641][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.707765][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.707897][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.708024][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.708152][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.708282][ T2509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.708408][ T2509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.708534][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.708658][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.708786][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.708919][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.709046][ T2509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.709175][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.709301][ T2509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.709430][ T2509]  ? 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))
[   44.709554][ T2509]  ? 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))
[   44.709682][ T2509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.709809][ T2509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.709939][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.710068][ T2509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.710199][ T2509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.710326][ T2509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.710453][ T2509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.710578][ T2509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.710705][ T2509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.710860][ T2509]  ? move_addr_to_kernel (net/socket.c:258)
[   44.710993][ T2509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.711118][ T2509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.711248][ T2509]  ___sys_sendmsg (net/socket.c:2752)
[   44.711372][ T2509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.711531][ T2509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.711669][ T2509]  __sys_sendmsg (net/socket.c:2784)
[   44.711795][ T2509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.711928][ T2509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.712086][ T2509]  ? 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)
[   44.712216][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.712343][ T2509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.712470][ T2509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.712595][ T2509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.712721][ T2509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.712886][ T2509] RIP: 0033:0x7f28674fd08e
[   44.713019][ T2509] 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
[   44.713543][ T2509] RSP: 002b:00007ffc4c0c52c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.713751][ T2509] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28674fd08e
[   44.713949][ T2509] RDX: 0000000000000000 RSI: 00007ffc4c0c5370 RDI: 0000000000000005
[   44.714139][ T2509] RBP: 00007ffc4c0c52d0 R08: 0000000000000000 R09: 0000000000000000
[   44.714333][ T2509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   44.714519][ T2509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c0c5a30
| [   44.716901][ T2509] ------------[ cut here ]------------
| [   44.717036][ T2509] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2509
| [   44.717296][ T2509] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.717794][ T2509] Tainted: [W]=WARN
[   44.717894][ T2509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.718045][ T2509] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.718209][ T2509] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.718640][ T2509] RSP: 0018:ffa0000006127190 EFLAGS: 00010286
[   44.718794][ T2509] RAX: 00000000ffffffa6 RBX: ff1100000cc68f40 RCX: 1ff4000000c24df8
[   44.718985][ T2509] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68ff0
[   44.719172][ T2509] RBP: ff11000012f42000 R08: 1fe220000198d1ff R09: ff11000010c8d158
[   44.719352][ T2509] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   44.719533][ T2509] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.719717][ T2509] FS:  00007f28672c3840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.719937][ T2509] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.720092][ T2509] CR2: 00005634b211dd5c CR3: 000000000f4db005 CR4: 0000000000771ef0
[   44.720280][ T2509] PKRU: 55555554
[   44.720370][ T2509] Call Trace:
[   44.720462][ T2509]  <TASK>
[   44.720525][ T2509]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.720680][ T2509]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.720837][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.720966][ T2509]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   44.721089][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.721216][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.721343][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.721465][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.721588][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.721729][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.721854][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.721991][ T2509]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   44.722113][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.722240][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.722375][ T2509]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   44.722499][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.722621][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.722743][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.722872][ T2509]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.722996][ T2509]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   44.723119][ T2509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   44.723243][ T2509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.723363][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.723485][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.723609][ T2509]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.723732][ T2509]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.723855][ T2509]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   44.723983][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.724106][ T2509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.724236][ T2509]  ? 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))
[   44.724356][ T2509]  ? 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))
[   44.724490][ T2509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.724618][ T2509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.724745][ T2509]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.724874][ T2509]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   44.724997][ T2509]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   44.725121][ T2509]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   44.725247][ T2509]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   44.725370][ T2509]  ? copy_msghdr_from_user (net/socket.c:2635)
[   44.725492][ T2509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   44.725643][ T2509]  ? move_addr_to_kernel (net/socket.c:258)
[   44.725769][ T2509]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.725896][ T2509]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   44.726020][ T2509]  ___sys_sendmsg (net/socket.c:2752)
[   44.726141][ T2509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   44.726296][ T2509]  ? copy_msghdr_from_user (net/socket.c:2603)
[   44.726431][ T2509]  __sys_sendmsg (net/socket.c:2784)
[   44.726554][ T2509]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   44.726674][ T2509]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   44.726830][ T2509]  ? 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)
[   44.726960][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.727084][ T2509]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.727207][ T2509]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.727329][ T2509]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.727452][ T2509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.727603][ T2509] RIP: 0033:0x7f28674fd08e
[   44.727730][ T2509] 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
[   44.728172][ T2509] RSP: 002b:00007ffc4c0c52c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.728356][ T2509] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28674fd08e
[   44.728547][ T2509] RDX: 0000000000000000 RSI: 00007ffc4c0c5370 RDI: 0000000000000005
[   44.728728][ T2509] RBP: 00007ffc4c0c52d0 R08: 0000000000000000 R09: 0000000000000000
[   44.728915][ T2509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   44.729094][ T2509] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4c0c5a30
| [   44.775613][  T164] ------------[ cut here ]------------
| [   44.775757][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   44.776109][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.777013][  T164] Tainted: [W]=WARN
[   44.777122][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.777308][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.777493][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.778008][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   44.778193][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f18f0c0 RCX: 1ff40000000feebf
[   44.778408][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f170
[   44.778625][  T164] RBP: ff1100000cc12000 R08: 1fe2200001e31e2f R09: ff1100000c015220
[   44.778840][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   44.779059][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   44.779281][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.779531][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.779711][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   44.779932][  T164] PKRU: 55555554
[   44.780038][  T164] Call Trace:
[   44.780145][  T164]  <TASK>
[   44.780222][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.780368][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.780477][  T164]  netif_close_many (net/core/dev.c:1804)
[   44.780620][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   44.780764][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   44.780912][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.781066][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   44.781213][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   44.781390][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   44.781568][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.781710][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   44.781851][  T164]  ? __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)
[   44.782000][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   44.782142][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.782322][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   44.782465][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   44.782608][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.782754][  T164]  ? 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)
[   44.782906][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   44.783049][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.783195][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   44.783339][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   44.783486][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   44.783631][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   44.783810][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   44.783995][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   44.784138][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   44.784287][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   44.784465][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   44.784608][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   44.784751][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   44.784902][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   44.785043][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   44.785151][  T164]  new_sync_write (fs/read_write.c:595)
[   44.785301][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.785442][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   44.785585][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.785727][  T164]  ? ksys_write (fs/read_write.c:740)
[   44.785879][  T164]  vfs_write (fs/read_write.c:688)
[   44.785991][  T164]  ksys_write (fs/read_write.c:740)
[   44.786098][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   44.786245][  T164]  ? 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)
[   44.786387][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.786530][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.786671][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.786812][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.786962][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.787138][  T164] RIP: 0033:0x7f4f5d5d508e
[   44.787290][  T164] 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
[   44.787790][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   44.788011][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   44.788228][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   44.788439][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   44.788649][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   44.788859][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   44.808537][  T164] ------------[ cut here ]------------
| [   44.808699][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   44.809002][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.809636][  T164] Tainted: [W]=WARN
[   44.809749][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.809940][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.810133][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.810664][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   44.810850][  T164] RAX: 00000000ffffffa6 RBX: ff110000100bfcc0 RCX: 1ff40000000fee81
[   44.811077][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfd70
[   44.811303][  T164] RBP: ff1100000c0ea000 R08: 1fe2200002017faf R09: ff1100000c0151f8
[   44.811522][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   44.811742][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   44.811968][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   44.812231][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.812417][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   44.812639][  T164] PKRU: 55555554
[   44.812750][  T164] Call Trace:
[   44.812923][  T164]  <TASK>
[   44.813001][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.813152][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.813273][  T164]  netif_close_many (net/core/dev.c:1804)
[   44.813422][  T164]  ? 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)
[   44.813571][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   44.813721][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   44.813913][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   44.814100][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   44.814256][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.814441][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   44.814592][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   44.814779][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   44.814974][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   44.815127][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   44.815318][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.815499][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   44.815645][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   44.815789][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.815942][  T164]  ? 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)
[   44.816092][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   44.816243][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.816391][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   44.816540][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   44.816689][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   44.816837][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   44.817025][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   44.817213][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   44.817361][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   44.817510][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   44.817692][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   44.817839][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   44.817990][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   44.818135][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   44.818285][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   44.818396][  T164]  new_sync_write (fs/read_write.c:595)
[   44.818545][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.818691][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   44.818838][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.818987][  T164]  ? ksys_write (fs/read_write.c:740)
[   44.819137][  T164]  vfs_write (fs/read_write.c:688)
[   44.819254][  T164]  ksys_write (fs/read_write.c:740)
[   44.819365][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   44.819510][  T164]  ? 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)
[   44.819657][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.819804][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.819955][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.820101][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.820251][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.820432][  T164] RIP: 0033:0x7f4f5d5d508e
[   44.820583][  T164] 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
[   44.821106][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   44.821330][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   44.821548][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   44.821768][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   44.821990][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   44.822211][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   44.825389][  T164] ------------[ cut here ]------------
| [   44.825543][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   44.825821][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.826444][  T164] Tainted: [W]=WARN
[   44.826551][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.826726][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.826914][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.827418][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   44.827596][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2eadc0 RCX: 1ff40000000feea7
[   44.827805][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eae70
[   44.828021][  T164] RBP: ff1100000c0ea000 R08: 1fe220000165d5cf R09: ff1100000c0151f8
[   44.828236][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   44.828444][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.828655][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   44.828912][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.829088][  T164] CR2: 00007fa14d20c388 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   44.829301][  T164] PKRU: 55555554
[   44.829406][  T164] Call Trace:
[   44.829510][  T164]  <TASK>
[   44.829582][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.829763][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.829947][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   44.830092][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   44.830271][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   44.830414][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   44.830556][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   44.830760][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.830952][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   44.831106][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   44.831260][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.831408][  T164]  ? 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)
[   44.831559][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   44.831705][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.831852][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   44.832005][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   44.832148][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   44.832293][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   44.832467][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   44.832643][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   44.832785][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   44.832933][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   44.833108][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   44.833252][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   44.833410][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   44.833549][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   44.833688][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   44.833794][  T164]  new_sync_write (fs/read_write.c:595)
[   44.833940][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.834080][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   44.834226][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.834387][  T164]  ? ksys_write (fs/read_write.c:740)
[   44.834531][  T164]  vfs_write (fs/read_write.c:688)
[   44.834638][  T164]  ksys_write (fs/read_write.c:740)
[   44.834744][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   44.834890][  T164]  ? 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)
[   44.835030][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.835173][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.835311][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.835452][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.835592][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.835764][  T164] RIP: 0033:0x7f4f5d5d508e
[   44.835980][  T164] 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
[   44.836583][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   44.836793][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   44.837101][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   44.837313][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   44.837521][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   44.837731][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   44.842002][  T164] ------------[ cut here ]------------
| [   44.842150][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   44.842423][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.843021][  T164] Tainted: [W]=WARN
[   44.843124][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.843296][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.843472][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.843955][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   44.844124][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c0c40 RCX: 1ff40000000feeef
[   44.844329][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0cf0
[   44.844530][  T164] RBP: ff1100000cc12000 R08: 1fe2200001e5819f R09: ff1100000c0151f8
[   44.844730][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.844939][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.845146][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.845386][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.845555][  T164] CR2: 00007ff9513582a0 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   44.845757][  T164] PKRU: 55555554
[   44.845857][  T164] Call Trace:
[   44.845963][  T164]  <TASK>
[   44.846033][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.846207][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.846373][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   44.846507][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   44.846640][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.846773][  T164]  ? 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)
[   44.846913][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   44.847047][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.847181][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   44.847318][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   44.847456][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   44.847592][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   44.847761][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   44.847936][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   44.848071][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   44.848210][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   44.848378][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   44.848511][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   44.848644][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   44.848777][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   44.848917][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   44.849019][  T164]  new_sync_write (fs/read_write.c:595)
[   44.849152][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.849290][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   44.849425][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.849558][  T164]  ? ksys_write (fs/read_write.c:740)
[   44.849696][  T164]  vfs_write (fs/read_write.c:688)
[   44.849800][  T164]  ksys_write (fs/read_write.c:740)
[   44.849910][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   44.850043][  T164]  ? 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)
[   44.850179][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.850315][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.850448][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.850580][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.850714][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.850886][  T164] RIP: 0033:0x7f4f5d5d508e
[   44.851024][  T164] 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
[   44.851500][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   44.851699][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   44.851905][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   44.852104][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   44.852308][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   44.852506][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   44.920544][  T164] ------------[ cut here ]------------
| [   44.920821][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   44.921278][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.922058][  T164] Tainted: [W]=WARN
[   44.922184][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.922414][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.922665][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.923346][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   44.923595][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1d540 RCX: 1ff40000000fee65
[   44.923873][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d5f0
[   44.924142][  T164] RBP: ff11000012852000 R08: 1fe2200001363abf R09: ff1100000c015248
[   44.924413][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.924673][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012852000
[   44.924947][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.925259][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.925467][  T164] CR2: 00005634ecbfd000 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   44.925710][  T164] PKRU: 55555554
[   44.925833][  T164] Call Trace:
[   44.925960][  T164]  <TASK>
[   44.926046][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.926215][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.926339][  T164]  register_netdevice (net/core/dev.c:11488)
[   44.926503][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.926704][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   44.926876][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   44.927084][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   44.927252][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   44.927457][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   44.927621][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   44.927825][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   44.927992][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   44.928113][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   44.928281][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   44.928488][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   44.928655][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   44.928818][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   44.928986][  T164]  really_probe (drivers/base/dd.c:709)
[   44.929150][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   44.929316][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   44.929478][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   44.929640][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   44.929803][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   44.929972][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   44.930138][  T164]  __device_attach (drivers/base/dd.c:1101)
[   44.930304][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.930464][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   44.930667][  T164]  ? 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)
[   44.930830][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   44.930999][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   44.931161][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   44.931328][  T164]  device_add (drivers/base/core.c:3706)
[   44.931493][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   44.931694][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   44.931856][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   44.932026][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   44.932235][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   44.932398][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   44.932602][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   44.932768][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   44.932936][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   44.933100][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   44.933266][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   44.933388][  T164]  new_sync_write (fs/read_write.c:595)
[   44.933550][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.933712][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   44.933880][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.934043][  T164]  ? ksys_write (fs/read_write.c:740)
[   44.934214][  T164]  vfs_write (fs/read_write.c:688)
[   44.934339][  T164]  ksys_write (fs/read_write.c:740)
[   44.934462][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   44.934623][  T164]  ? 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)
[   44.934786][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.934956][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.935118][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.935282][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.935445][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.935648][  T164] RIP: 0033:0x7f4f5d5d508e
[   44.935817][  T164] 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
[   44.936401][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   44.936644][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   44.936889][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   44.937129][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   44.937374][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   44.937614][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   44.941287][  T164] ------------[ cut here ]------------
| [   44.941511][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   44.941781][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.942476][  T164] Tainted: [W]=WARN
[   44.942580][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.942788][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.942971][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.943455][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   44.943628][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f18fe40 RCX: 1ff40000000feeef
[   44.943833][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18fef0
[   44.944042][  T164] RBP: ff11000012852000 R08: 1fe2200001e31fdf R09: ff1100000c0151f8
[   44.944254][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   44.944460][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   44.944673][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   44.944917][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.945087][  T164] CR2: 00005634ecbfd000 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   44.945295][  T164] PKRU: 55555554
[   44.945396][  T164] Call Trace:
[   44.945500][  T164]  <TASK>
[   44.945571][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   44.945743][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   44.945914][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   44.946085][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   44.946226][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   44.946362][  T164]  ? 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)
[   44.946500][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   44.946638][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.946773][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   44.946915][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   44.947068][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   44.947208][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   44.947382][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   44.947553][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   44.947692][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   44.947829][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   44.948004][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   44.948140][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   44.948283][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   44.948418][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   44.948554][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   44.948658][  T164]  new_sync_write (fs/read_write.c:595)
[   44.948794][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.949108][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   44.949249][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.949384][  T164]  ? ksys_write (fs/read_write.c:740)
[   44.949525][  T164]  vfs_write (fs/read_write.c:688)
[   44.949633][  T164]  ksys_write (fs/read_write.c:740)
[   44.949740][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   44.949886][  T164]  ? 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)
[   44.950021][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.950157][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.950320][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.950454][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.950589][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.950756][  T164] RIP: 0033:0x7f4f5d5d508e
[   44.950904][  T164] 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
[   44.951388][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   44.951591][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   44.951792][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   44.951998][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   44.952228][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   44.952431][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   44.979518][  T164] ------------[ cut here ]------------
| [   44.979754][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   44.980198][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   44.980984][  T164] Tainted: [W]=WARN
[   44.981138][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.981366][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   44.981626][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   44.982187][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   44.982412][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cf010c0 RCX: 1ff40000000feed1
[   44.982666][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf01170
[   44.982949][  T164] RBP: ff1100000c352000 R08: 1fe22000019e022f R09: ff1100000c0151f8
[   44.983213][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   44.983472][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352000
[   44.983759][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   44.984099][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.984331][  T164] CR2: 00007f793b8f0580 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   44.984589][  T164] PKRU: 55555554
[   44.984742][  T164] Call Trace:
[   44.984908][  T164]  <TASK>
[   44.985029][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   44.985253][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   44.985412][  T164]  register_netdevice (net/core/dev.c:11488)
[   44.985603][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   44.985844][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   44.986061][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   44.986299][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   44.986491][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   44.986718][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   44.986990][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.987193][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   44.987389][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   44.987616][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   44.987810][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   44.988066][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   44.988264][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   44.988458][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   44.988647][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   44.988823][  T164]  new_sync_write (fs/read_write.c:595)
[   44.989129][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   44.989326][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   44.989539][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   44.989764][  T164]  ? ksys_write (fs/read_write.c:740)
[   44.989971][  T164]  vfs_write (fs/read_write.c:688)
[   44.990129][  T164]  ksys_write (fs/read_write.c:740)
[   44.990291][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   44.990501][  T164]  ? 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)
[   44.990795][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   44.991090][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   44.991284][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   44.991474][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   44.991662][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.991990][  T164] RIP: 0033:0x7f4f5d5d508e
[   44.992191][  T164] 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
[   44.992835][  T164] RSP: 002b:00007ffc17314790 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   44.993109][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   44.993401][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   44.993754][  T164] RBP: 00007ffc173147a0 R08: 0000000000000000 R09: 0000000000000000
[   44.994018][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   44.994388][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   45.121504][ T2520] ------------[ cut here ]------------
| [   45.121675][ T2520] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2520
| [   45.121950][ T2520] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.122491][ T2520] Tainted: [W]=WARN
[   45.122590][ T2520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.122755][ T2520] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.123382][ T2520] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.123849][ T2520] RSP: 0018:ffa0000006287020 EFLAGS: 00010286
[   45.124103][ T2520] RAX: 00000000ffffffa6 RBX: ff1100000c964ac0 RCX: 1ff4000000c50dca
[   45.124304][ T2520] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964b70
[   45.124499][ T2520] RBP: ff1100000c352000 R08: 1fe220000192c96f R09: ff1100001314ae80
[   45.124697][ T2520] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   45.124948][ T2520] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.125201][ T2520] FS:  00007fd0843aa840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.125430][ T2520] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.125599][ T2520] CR2: 000000000809e988 CR3: 000000000ea7a005 CR4: 0000000000771ef0
[   45.125795][ T2520] PKRU: 55555554
[   45.125946][ T2520] Call Trace:
[   45.126044][ T2520]  <TASK>
[   45.126113][ T2520]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   45.126248][ T2520]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.126381][ T2520]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.126482][ T2520]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.126613][ T2520]  __dev_notify_flags (net/core/dev.c:9787)
[   45.126744][ T2520]  ? netif_change_name (net/core/dev.c:1495)
[   45.126926][ T2520]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.127057][ T2520]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.127190][ T2520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.127321][ T2520]  ? 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))
[   45.127454][ T2520]  netif_change_flags (net/core/dev.c:9820)
[   45.127584][ T2520]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.127716][ T2520]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.127849][ T2520]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.128086][ T2520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.128225][ T2520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.128362][ T2520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.128491][ T2520]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.128621][ T2520]  ? __kernel_text_address (kernel/extable.c:79)
[   45.128752][ T2520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.128948][ T2520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.129078][ T2520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.129214][ T2520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.129346][ T2520]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.129477][ T2520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.129605][ T2520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.129735][ T2520]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.129918][ T2520]  ? __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)
[   45.130048][ T2520]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.130181][ T2520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.130311][ T2520]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.130444][ T2520]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.130577][ T2520]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.130708][ T2520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.130838][ T2520]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.131030][ T2520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.131159][ T2520]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.131295][ T2520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.131428][ T2520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.131558][ T2520]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.131689][ T2520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.131820][ T2520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.131963][ T2520]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.132094][ T2520]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.132228][ T2520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.132359][ T2520]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.132491][ T2520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.132623][ T2520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.132752][ T2520]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.132888][ T2520]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.133019][ T2520]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.133151][ T2520]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.133290][ T2520]  ? 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))
[   45.133421][ T2520]  ? 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))
[   45.133552][ T2520]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.133683][ T2520]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.133814][ T2520]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.133950][ T2520]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.134081][ T2520]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.134215][ T2520]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.134347][ T2520]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.134478][ T2520]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.134608][ T2520]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.134770][ T2520]  ? move_addr_to_kernel (net/socket.c:258)
[   45.134907][ T2520]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.135036][ T2520]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.135168][ T2520]  ___sys_sendmsg (net/socket.c:2752)
[   45.135299][ T2520]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.135460][ T2520]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.135604][ T2520]  __sys_sendmsg (net/socket.c:2784)
[   45.135734][ T2520]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.135867][ T2520]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.136031][ T2520]  ? 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)
[   45.136160][ T2520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.136294][ T2520]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.136423][ T2520]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.136552][ T2520]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.136682][ T2520]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.136843][ T2520] RIP: 0033:0x7fd0845e408e
[   45.136986][ T2520] 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
[   45.137459][ T2520] RSP: 002b:00007ffd9bc3bd50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.137655][ T2520] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd0845e408e
[   45.137850][ T2520] RDX: 0000000000000000 RSI: 00007ffd9bc3be00 RDI: 0000000000000005
[   45.138052][ T2520] RBP: 00007ffd9bc3bd60 R08: 0000000000000000 R09: 0000000000000000
[   45.138253][ T2520] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.138449][ T2520] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9bc3c4c0
| [   45.177059][ T2521] ------------[ cut here ]------------
| [   45.177223][ T2521] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2521
| [   45.177503][ T2521] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.178071][ T2521] Tainted: [W]=WARN
[   45.178179][ T2521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.178354][ T2521] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.178534][ T2521] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.179029][ T2521] RSP: 0018:ffa0000006296f70 EFLAGS: 00010286
[   45.179207][ T2521] RAX: 00000000ffffffa6 RBX: ff1100000f3fdcc0 RCX: 1ff4000000c52db4
[   45.179415][ T2521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdd70
[   45.179622][ T2521] RBP: ff1100000c352000 R08: 1fe2200001e7fbaf R09: ff1100001314d180
[   45.179828][ T2521] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.180043][ T2521] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.180255][ T2521] FS:  00007f9103346840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.180495][ T2521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.180670][ T2521] CR2: 00007f910353f460 CR3: 0000000012f15001 CR4: 0000000000771ef0
[   45.180880][ T2521] PKRU: 55555554
[   45.180984][ T2521] Call Trace:
[   45.181088][ T2521]  <TASK>
[   45.181160][ T2521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.181301][ T2521]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.181439][ T2521]  notifier_call_chain (kernel/notifier.c:85)
[   45.181580][ T2521]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   45.181721][ T2521]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   45.181868][ T2521]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   45.182007][ T2521]  netdev_upper_dev_link (net/core/dev.c:8972)
[   45.182146][ T2521]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   45.182290][ T2521] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   45.182434][ T2521]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   45.182576][ T2521] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   45.182717][ T2521]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   45.182868][ T2521]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   45.183007][ T2521]  ? nla_strscpy (lib/nlattr.c:795)
[   45.183148][ T2521]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   45.183291][ T2521]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.183429][ T2521]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.183568][ T2521]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.183712][ T2521]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.183856][ T2521]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.184001][ T2521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.184139][ T2521]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.184281][ T2521]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.184418][ T2521]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.184557][ T2521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.184700][ T2521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.184840][ T2521]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.184982][ T2521]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.185121][ T2521]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.185264][ T2521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.185403][ T2521]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.185544][ T2521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.185682][ T2521]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.185821][ T2521]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.185966][ T2521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.186105][ T2521]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.186251][ T2521]  ? 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))
[   45.186390][ T2521]  ? 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))
[   45.186531][ T2521]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.186671][ T2521]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.186810][ T2521]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.186955][ T2521]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.187096][ T2521]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.187240][ T2521]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.187380][ T2521]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.187520][ T2521]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.187658][ T2521]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.187829][ T2521]  ? move_addr_to_kernel (net/socket.c:258)
[   45.187978][ T2521]  ___sys_sendmsg (net/socket.c:2752)
[   45.188115][ T2521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.188256][ T2521]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.188403][ T2521]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   45.188543][ T2521]  __sys_sendmsg (net/socket.c:2784)
[   45.188682][ T2521]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.188824][ T2521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.188967][ T2521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.189106][ T2521]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.189248][ T2521]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.189385][ T2521]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.189524][ T2521]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.189694][ T2521] RIP: 0033:0x7f910358008e
[   45.189838][ T2521] 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
[   45.190335][ T2521] RSP: 002b:00007ffc558dc430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.190544][ T2521] RAX: ffffffffffffffda RBX: 00007ffc558dcbd0 RCX: 00007f910358008e
[   45.190750][ T2521] RDX: 0000000000000000 RSI: 00007ffc558dc4e0 RDI: 0000000000000005
[   45.190961][ T2521] RBP: 00007ffc558dc440 R08: 0000000000000000 R09: 0000000000000000
[   45.191168][ T2521] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.191379][ T2521] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc558dcba8
| [   45.192970][ T2521] ------------[ cut here ]------------
| [   45.193105][ T2521] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2521
| [   45.193380][ T2521] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.193942][ T2521] Tainted: [W]=WARN
[   45.194047][ T2521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.194223][ T2521] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.194400][ T2521] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.194893][ T2521] RSP: 0018:ffa0000006296fd0 EFLAGS: 00010286
[   45.195067][ T2521] RAX: 00000000ffffffa6 RBX: ff1100000f3fd840 RCX: 1ff4000000c52dc0
[   45.195276][ T2521] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fd8f0
[   45.195480][ T2521] RBP: ff1100000f492000 R08: 1fe2200001e7fb1f R09: ff1100001314d180
[   45.195685][ T2521] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   45.195895][ T2521] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f492e04
[   45.196102][ T2521] FS:  00007f9103346840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.196344][ T2521] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.196515][ T2521] CR2: 00007f910353f460 CR3: 0000000012f15001 CR4: 0000000000771ef0
[   45.196720][ T2521] PKRU: 55555554
[   45.196823][ T2521] Call Trace:
[   45.196933][ T2521]  <TASK>
[   45.197004][ T2521]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.197143][ T2521]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.197252][ T2521]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   45.197390][ T2521]  __dev_notify_flags (net/core/dev.c:9787)
[   45.197530][ T2521]  ? netif_change_name (net/core/dev.c:1495)
[   45.197668][ T2521]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   45.197808][ T2521]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   45.197950][ T2521]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.198088][ T2521] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   45.198236][ T2521]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   45.198378][ T2521] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   45.198518][ T2521]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   45.198661][ T2521]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   45.198799][ T2521]  ? nla_strscpy (lib/nlattr.c:795)
[   45.198945][ T2521]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   45.199083][ T2521]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.199224][ T2521]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.199362][ T2521]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.199506][ T2521]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.199647][ T2521]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.199786][ T2521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.199930][ T2521]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.200067][ T2521]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.200207][ T2521]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.200344][ T2521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.200487][ T2521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.200625][ T2521]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.200766][ T2521]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.200909][ T2521]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.201048][ T2521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.201190][ T2521]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.201330][ T2521]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.201466][ T2521]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.201606][ T2521]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.201743][ T2521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.201887][ T2521]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.202029][ T2521]  ? 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))
[   45.202172][ T2521]  ? 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))
[   45.202312][ T2521]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.202453][ T2521]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.202593][ T2521]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.202732][ T2521]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.202878][ T2521]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.203017][ T2521]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.203161][ T2521]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.203301][ T2521]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.203438][ T2521]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.203609][ T2521]  ? move_addr_to_kernel (net/socket.c:258)
[   45.203751][ T2521]  ___sys_sendmsg (net/socket.c:2752)
[   45.203893][ T2521]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.204031][ T2521]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.204184][ T2521]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   45.204325][ T2521]  __sys_sendmsg (net/socket.c:2784)
[   45.204463][ T2521]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.204605][ T2521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.204743][ T2521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.204888][ T2521]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.205026][ T2521]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.205163][ T2521]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.205306][ T2521]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.205476][ T2521] RIP: 0033:0x7f910358008e
[   45.205619][ T2521] 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
[   45.206112][ T2521] RSP: 002b:00007ffc558dc430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.206325][ T2521] RAX: ffffffffffffffda RBX: 00007ffc558dcbd0 RCX: 00007f910358008e
[   45.206530][ T2521] RDX: 0000000000000000 RSI: 00007ffc558dc4e0 RDI: 0000000000000005
[   45.206736][ T2521] RBP: 00007ffc558dc440 R08: 0000000000000000 R09: 0000000000000000
[   45.206946][ T2521] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.207154][ T2521] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc558dcba8
| [   45.232636][ T2522] ------------[ cut here ]------------
| [   45.232786][ T2522] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2522
| [   45.233060][ T2522] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.233589][ T2522] Tainted: [W]=WARN
[   45.233688][ T2522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.233850][ T2522] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.234025][ T2522] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.234486][ T2522] RSP: 0018:ffa00000062a7020 EFLAGS: 00010286
[   45.234649][ T2522] RAX: 00000000ffffffa6 RBX: ff1100000eb59b40 RCX: 1ff4000000c54dca
[   45.234843][ T2522] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb59bf0
[   45.235042][ T2522] RBP: ff1100000f492000 R08: 1fe2200001d6b37f R09: ff1100000b058b58
[   45.235240][ T2522] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   45.235433][ T2522] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.235626][ T2522] FS:  00007f66d4e29840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   45.235853][ T2522] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.236021][ T2522] CR2: 0000000001f4c988 CR3: 0000000010e56006 CR4: 0000000000771ef0
[   45.236218][ T2522] PKRU: 55555554
[   45.236314][ T2522] Call Trace:
[   45.236409][ T2522]  <TASK>
[   45.236475][ T2522]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.236608][ T2522]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.236706][ T2522]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.236836][ T2522]  __dev_notify_flags (net/core/dev.c:9787)
[   45.236971][ T2522]  ? netif_change_name (net/core/dev.c:1495)
[   45.237099][ T2522]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.237232][ T2522]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.237358][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.237490][ T2522]  ? 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))
[   45.237621][ T2522]  netif_change_flags (net/core/dev.c:9820)
[   45.237748][ T2522]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.237884][ T2522]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.238015][ T2522]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.238144][ T2522]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.238306][ T2522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.238437][ T2522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.238567][ T2522]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.238695][ T2522]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.238823][ T2522]  ? __kernel_text_address (kernel/extable.c:79)
[   45.238959][ T2522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.239090][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.239222][ T2522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.239353][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.239482][ T2522]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.239610][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.239737][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.239871][ T2522]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.240000][ T2522]  ? __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)
[   45.240126][ T2522]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.240261][ T2522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.240391][ T2522]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.240521][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.240652][ T2522]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.240781][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.240915][ T2522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.241043][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.241173][ T2522]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.241301][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.241432][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.241560][ T2522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.241687][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.241815][ T2522]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.241950][ T2522]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.242078][ T2522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.242210][ T2522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.242338][ T2522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.242465][ T2522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.242595][ T2522]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.242722][ T2522]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.242852][ T2522]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.242985][ T2522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.243114][ T2522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.243247][ T2522]  ? 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))
[   45.243376][ T2522]  ? 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))
[   45.243505][ T2522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.243633][ T2522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.243759][ T2522]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.243895][ T2522]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.244023][ T2522]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.244152][ T2522]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.244287][ T2522]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.244417][ T2522]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.244544][ T2522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.244703][ T2522]  ? move_addr_to_kernel (net/socket.c:258)
[   45.244831][ T2522]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.244965][ T2522]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.245094][ T2522]  ___sys_sendmsg (net/socket.c:2752)
[   45.245227][ T2522]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.245386][ T2522]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.245526][ T2522]  __sys_sendmsg (net/socket.c:2784)
[   45.245653][ T2522]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.245780][ T2522]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.245944][ T2522]  ? 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)
[   45.246072][ T2522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.246206][ T2522]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.246331][ T2522]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.246457][ T2522]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.246584][ T2522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.246740][ T2522] RIP: 0033:0x7f66d506308e
[   45.246877][ T2522] 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
[   45.247336][ T2522] RSP: 002b:00007ffea70dbbe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.247528][ T2522] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f66d506308e
[   45.247717][ T2522] RDX: 0000000000000000 RSI: 00007ffea70dbc90 RDI: 0000000000000005
[   45.247910][ T2522] RBP: 00007ffea70dbbf0 R08: 0000000000000000 R09: 0000000000000000
[   45.248101][ T2522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.248296][ T2522] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea70dc350
| [   45.280740][ T2525] ------------[ cut here ]------------
| [   45.281217][ T2525] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2525
| [   45.281497][ T2525] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.282167][ T2525] Tainted: [W]=WARN
[   45.282280][ T2525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.282454][ T2525] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.282637][ T2525] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.283200][ T2525] RSP: 0018:ffa00000062a6f70 EFLAGS: 00010286
[   45.283467][ T2525] RAX: 00000000ffffffa6 RBX: ff1100001194f840 RCX: 1ff4000000c54db4
[   45.283676][ T2525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f8f0
[   45.283946][ T2525] RBP: ff1100000c352000 R08: 1fe2200002329f1f R09: ff11000009df2e80
[   45.284157][ T2525] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.284373][ T2525] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.284585][ T2525] FS:  00007fcba44bd840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.284834][ T2525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.285017][ T2525] CR2: 000000001d544a28 CR3: 0000000010dfe001 CR4: 0000000000771ef0
[   45.285234][ T2525] PKRU: 55555554
[   45.285339][ T2525] Call Trace:
[   45.285447][ T2525]  <TASK>
[   45.285519][ T2525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.285661][ T2525]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.285802][ T2525]  notifier_call_chain (kernel/notifier.c:85)
[   45.285950][ T2525]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   45.286092][ T2525]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   45.286240][ T2525]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   45.286383][ T2525]  netdev_upper_dev_link (net/core/dev.c:8972)
[   45.286525][ T2525]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   45.286665][ T2525] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   45.286808][ T2525]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   45.286958][ T2525] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   45.287099][ T2525]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   45.287246][ T2525]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   45.287385][ T2525]  ? nla_strscpy (lib/nlattr.c:795)
[   45.287526][ T2525]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   45.287667][ T2525]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.287807][ T2525]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.287952][ T2525]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.288097][ T2525]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.288245][ T2525]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.288387][ T2525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.288525][ T2525]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.288665][ T2525]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.288803][ T2525]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.288945][ T2525]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.289089][ T2525]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.289235][ T2525]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.289375][ T2525]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.289517][ T2525]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.289656][ T2525]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.289795][ T2525]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.289943][ T2525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.290082][ T2525]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.290228][ T2525]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.290366][ T2525]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.290506][ T2525]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.290649][ T2525]  ? 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))
[   45.290788][ T2525]  ? 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))
[   45.290936][ T2525]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.291076][ T2525]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.291218][ T2525]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.291358][ T2525]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.291500][ T2525]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.291642][ T2525]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.291783][ T2525]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.291926][ T2525]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.292065][ T2525]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.292240][ T2525]  ? move_addr_to_kernel (net/socket.c:258)
[   45.292380][ T2525]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.292521][ T2525]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.292664][ T2525]  ___sys_sendmsg (net/socket.c:2752)
[   45.292803][ T2525]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.292980][ T2525]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.293131][ T2525]  __sys_sendmsg (net/socket.c:2784)
[   45.293274][ T2525]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.293412][ T2525]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.293590][ T2525]  ? 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)
[   45.293730][ T2525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.293874][ T2525]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.294013][ T2525]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.294152][ T2525]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.294295][ T2525]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.294467][ T2525] RIP: 0033:0x7fcba46f708e
[   45.294612][ T2525] 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
[   45.295109][ T2525] RSP: 002b:00007ffed8adf480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.295323][ T2525] RAX: ffffffffffffffda RBX: 00007ffed8adfc18 RCX: 00007fcba46f708e
[   45.295531][ T2525] RDX: 0000000000000000 RSI: 00007ffed8adf530 RDI: 0000000000000005
[   45.295739][ T2525] RBP: 00007ffed8adf490 R08: 0000000000000000 R09: 0000000000000000
[   45.295949][ T2525] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.296155][ T2525] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed8adfbf0
| [   45.297770][ T2525] ------------[ cut here ]------------
| [   45.297913][ T2525] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2525
| [   45.298188][ T2525] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.298742][ T2525] Tainted: [W]=WARN
[   45.298847][ T2525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.299425][ T2525] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.299606][ T2525] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.300102][ T2525] RSP: 0018:ffa00000062a6fd0 EFLAGS: 00010286
[   45.300280][ T2525] RAX: 00000000ffffffa6 RBX: ff1100001194f9c0 RCX: 1ff4000000c54dc0
[   45.300486][ T2525] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fa70
[   45.300691][ T2525] RBP: ff1100000f2ca000 R08: 1fe2200002329f4f R09: ff11000009df2e80
[   45.300902][ T2525] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   45.301109][ T2525] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f2cae04
[   45.301320][ T2525] FS:  00007fcba44bd840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.301564][ T2525] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.301737][ T2525] CR2: 000000001d544a28 CR3: 0000000010dfe001 CR4: 0000000000771ef0
[   45.301947][ T2525] PKRU: 55555554
[   45.302050][ T2525] Call Trace:
[   45.302153][ T2525]  <TASK>
[   45.302229][ T2525]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.302369][ T2525]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.302476][ T2525]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   45.302614][ T2525]  __dev_notify_flags (net/core/dev.c:9787)
[   45.302753][ T2525]  ? netif_change_name (net/core/dev.c:1495)
[   45.302899][ T2525]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   45.303041][ T2525]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   45.303184][ T2525]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.303324][ T2525] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   45.303468][ T2525]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   45.303610][ T2525] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   45.303751][ T2525]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   45.303901][ T2525]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   45.304040][ T2525]  ? nla_strscpy (lib/nlattr.c:795)
[   45.304182][ T2525]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   45.304322][ T2525]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.304461][ T2525]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.304599][ T2525]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.304744][ T2525]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.304891][ T2525]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.305033][ T2525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.305174][ T2525]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.305314][ T2525]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.305451][ T2525]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.305591][ T2525]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.305734][ T2525]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.305879][ T2525]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.306018][ T2525]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.306158][ T2525]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.306301][ T2525]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.306439][ T2525]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.306582][ T2525]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.306721][ T2525]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.306861][ T2525]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.307004][ T2525]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.307145][ T2525]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.307289][ T2525]  ? 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))
[   45.307427][ T2525]  ? 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))
[   45.307569][ T2525]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.307707][ T2525]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.307845][ T2525]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.307990][ T2525]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.308130][ T2525]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.308274][ T2525]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.308414][ T2525]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.308553][ T2525]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.308693][ T2525]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.308869][ T2525]  ? move_addr_to_kernel (net/socket.c:258)
[   45.309008][ T2525]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.309148][ T2525]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.309291][ T2525]  ___sys_sendmsg (net/socket.c:2752)
[   45.309427][ T2525]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.309600][ T2525]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.309754][ T2525]  __sys_sendmsg (net/socket.c:2784)
[   45.309898][ T2525]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.310036][ T2525]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.310215][ T2525]  ? 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)
[   45.310353][ T2525]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.310493][ T2525]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.310631][ T2525]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.310771][ T2525]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.310914][ T2525]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.311086][ T2525] RIP: 0033:0x7fcba46f708e
[   45.311234][ T2525] 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
[   45.311727][ T2525] RSP: 002b:00007ffed8adf480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.311940][ T2525] RAX: ffffffffffffffda RBX: 00007ffed8adfc18 RCX: 00007fcba46f708e
[   45.312147][ T2525] RDX: 0000000000000000 RSI: 00007ffed8adf530 RDI: 0000000000000005
[   45.312355][ T2525] RBP: 00007ffed8adf490 R08: 0000000000000000 R09: 0000000000000000
[   45.312561][ T2525] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.312767][ T2525] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed8adfbf0
| [   45.345731][ T2526] ------------[ cut here ]------------
| [   45.345891][ T2526] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2526
| [   45.346159][ T2526] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.346735][ T2526] Tainted: [W]=WARN
[   45.346850][ T2526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.347025][ T2526] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.347201][ T2526] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.347655][ T2526] RSP: 0018:ffa0000006237020 EFLAGS: 00010286
[   45.347820][ T2526] RAX: 00000000ffffffa6 RBX: ff110000100af6c0 RCX: 1ff4000000c46dca
[   45.348229][ T2526] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af770
[   45.348424][ T2526] RBP: ff1100000f2ca000 R08: 1fe2200002015eef R09: ff1100000e802e58
[   45.348616][ T2526] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   45.348807][ T2526] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.349003][ T2526] FS:  00007f0345f82840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   45.349235][ T2526] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.349397][ T2526] CR2: 00007f03462521a0 CR3: 0000000012644002 CR4: 0000000000771ef0
[   45.349590][ T2526] PKRU: 55555554
[   45.349686][ T2526] Call Trace:
[   45.349782][ T2526]  <TASK>
[   45.349849][ T2526]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.349988][ T2526]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.350087][ T2526]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.350218][ T2526]  __dev_notify_flags (net/core/dev.c:9787)
[   45.350348][ T2526]  ? netif_change_name (net/core/dev.c:1495)
[   45.350476][ T2526]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.350605][ T2526]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.350731][ T2526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.350860][ T2526]  ? 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))
[   45.350998][ T2526]  netif_change_flags (net/core/dev.c:9820)
[   45.351128][ T2526]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.351264][ T2526]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.351395][ T2526]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.351524][ T2526]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.351685][ T2526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.351814][ T2526]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.351949][ T2526]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.352078][ T2526]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.352210][ T2526]  ? __kernel_text_address (kernel/extable.c:79)
[   45.352340][ T2526]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.352472][ T2526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.352600][ T2526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.352729][ T2526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.352855][ T2526]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.352988][ T2526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.353116][ T2526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.353246][ T2526]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.353373][ T2526]  ? __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)
[   45.353501][ T2526]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.353629][ T2526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.353757][ T2526]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.353894][ T2526]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.354024][ T2526]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.354154][ T2526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.354285][ T2526]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.354413][ T2526]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.354541][ T2526]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.354668][ T2526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.354798][ T2526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.354931][ T2526]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.355058][ T2526]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.355189][ T2526]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.355319][ T2526]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.355447][ T2526]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.355576][ T2526]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.355703][ T2526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.355831][ T2526]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.355967][ T2526]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.356095][ T2526]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.356229][ T2526]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.356357][ T2526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.356485][ T2526]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.356616][ T2526]  ? 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))
[   45.356744][ T2526]  ? 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))
[   45.356878][ T2526]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.357008][ T2526]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.357137][ T2526]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.357270][ T2526]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.357400][ T2526]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.357528][ T2526]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.357658][ T2526]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.357784][ T2526]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.357917][ T2526]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.358076][ T2526]  ? move_addr_to_kernel (net/socket.c:258)
[   45.358210][ T2526]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.358338][ T2526]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.358467][ T2526]  ___sys_sendmsg (net/socket.c:2752)
[   45.358594][ T2526]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.358756][ T2526]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.358902][ T2526]  __sys_sendmsg (net/socket.c:2784)
[   45.359031][ T2526]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.359158][ T2526]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.359325][ T2526]  ? 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)
[   45.359452][ T2526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.359582][ T2526]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.359711][ T2526]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.359838][ T2526]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.359970][ T2526]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.360128][ T2526] RIP: 0033:0x7f03461bc08e
[   45.360268][ T2526] 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
[   45.360723][ T2526] RSP: 002b:00007ffc03eea490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.360920][ T2526] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f03461bc08e
[   45.361111][ T2526] RDX: 0000000000000000 RSI: 00007ffc03eea540 RDI: 0000000000000005
[   45.361305][ T2526] RBP: 00007ffc03eea4a0 R08: 0000000000000000 R09: 0000000000000000
[   45.361498][ T2526] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.361687][ T2526] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc03eeac00
| [   45.408053][ T2531] ------------[ cut here ]------------
| [   45.408215][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531
| [   45.408481][ T2531] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.409023][ T2531] Tainted: [W]=WARN
[   45.409123][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.409293][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.409463][ T2531] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.409931][ T2531] RSP: 0018:ffa00000062e6fe0 EFLAGS: 00010286
[   45.410101][ T2531] RAX: 00000000ffffffa6 RBX: ff1100001194fe40 RCX: 1ff4000000c5cdc2
[   45.410303][ T2531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fef0
[   45.410497][ T2531] RBP: ff1100000c352000 R08: 1fe2200002329fdf R09: ff1100000cb0d158
[   45.410698][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   45.410900][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   45.411099][ T2531] FS:  00007f2879599840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.411332][ T2531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.411496][ T2531] CR2: 0000000023ad5988 CR3: 000000001271a001 CR4: 0000000000771ef0
[   45.411695][ T2531] PKRU: 55555554
[   45.411792][ T2531] Call Trace:
[   45.411975][ T2531]  <TASK>
[   45.412117][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.412257][ T2531]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.412392][ T2531]  notifier_call_chain (kernel/notifier.c:85)
[   45.412528][ T2531]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   45.412661][ T2531]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   45.412827][ T2531]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.413049][ T2531]  ? 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)
[   45.413183][ T2531]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   45.413315][ T2531]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   45.413447][ T2531]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   45.413611][ T2531] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   45.413747][ T2531]  ? write_profile (kernel/profile.c:194)
[   45.413954][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.414085][ T2531]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   45.414259][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.414393][ T2531]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   45.414525][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.414656][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.414789][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.415006][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.415138][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.415293][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.415424][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.415556][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.415689][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.415820][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.416029][ T2531]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.416164][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.416298][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.416428][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.416558][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.416694][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.416826][ T2531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.417158][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.417295][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.417428][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.417561][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.417693][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.417824][ T2531]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.418062][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.418198][ T2531]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.418333][ T2531]  ? 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))
[   45.418466][ T2531]  ? 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))
[   45.418598][ T2531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.418731][ T2531]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.418973][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.419108][ T2531]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.419243][ T2531]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.419375][ T2531]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.419509][ T2531]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.419641][ T2531]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.419771][ T2531]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.420031][ T2531]  ? move_addr_to_kernel (net/socket.c:258)
[   45.420163][ T2531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.420301][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.420435][ T2531]  ___sys_sendmsg (net/socket.c:2752)
[   45.420565][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.420729][ T2531]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.420949][ T2531]  __sys_sendmsg (net/socket.c:2784)
[   45.421082][ T2531]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.421217][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.421388][ T2531]  ? 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)
[   45.421521][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.421654][ T2531]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.421785][ T2531]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.422028][ T2531]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.422160][ T2531]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.422329][ T2531] RIP: 0033:0x7f28797d308e
[   45.422466][ T2531] 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
[   45.423051][ T2531] RSP: 002b:00007ffd88107300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.423256][ T2531] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28797d308e
[   45.423453][ T2531] RDX: 0000000000000000 RSI: 00007ffd881073b0 RDI: 0000000000000005
[   45.423651][ T2531] RBP: 00007ffd88107310 R08: 0000000000000000 R09: 0000000000000000
[   45.423848][ T2531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.424124][ T2531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd88107a70
| [   45.426129][ T2531] ------------[ cut here ]------------
| [   45.426343][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531
| [   45.426595][ T2531] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.427417][ T2531] Tainted: [W]=WARN
[   45.427514][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.427761][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.428158][ T2531] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.428615][ T2531] RSP: 0018:ffa00000062e7060 EFLAGS: 00010286
[   45.428777][ T2531] RAX: 00000000ffffffa6 RBX: ff1100001194e940 RCX: 1ff4000000c5cdd2
[   45.428973][ T2531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e9f0
[   45.429252][ T2531] RBP: ff1100000f2ca000 R08: 1fe2200002329d3f R09: ff1100000cb0d158
[   45.429441][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   45.429633][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000062e7100
[   45.429824][ T2531] FS:  00007f2879599840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.430052][ T2531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.430217][ T2531] CR2: 0000000023ad5988 CR3: 000000001271a001 CR4: 0000000000771ef0
[   45.430413][ T2531] PKRU: 55555554
[   45.430593][ T2531] Call Trace:
[   45.430690][ T2531]  <TASK>
[   45.430757][ T2531]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.430891][ T2531]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.430990][ T2531]  netif_close_many (net/core/dev.c:1804)
[   45.431117][ T2531]  ? 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)
[   45.431248][ T2531]  ? __dev_close_many (net/core/dev.c:1781)
[   45.431376][ T2531]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   45.431622][ T2531]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   45.431783][ T2531]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   45.432006][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.432135][ T2531]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.432301][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.432514][ T2531]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.432643][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.432771][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.432905][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.433031][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.433160][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.433310][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.433519][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.433648][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.433775][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.433908][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.434036][ T2531]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.434167][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.434299][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.434427][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.434554][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.434684][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.434810][ T2531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.434948][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.435076][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.435207][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.435339][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.435467][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.435597][ T2531]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.435725][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.435855][ T2531]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.436148][ T2531]  ? 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))
[   45.436277][ T2531]  ? 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))
[   45.436406][ T2531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.436535][ T2531]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.436663][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.436793][ T2531]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.436926][ T2531]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.437055][ T2531]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.437187][ T2531]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.437315][ T2531]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.437442][ T2531]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.437600][ T2531]  ? move_addr_to_kernel (net/socket.c:258)
[   45.437729][ T2531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.437856][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.437991][ T2531]  ___sys_sendmsg (net/socket.c:2752)
[   45.438119][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.438536][ T2531]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.438758][ T2531]  __sys_sendmsg (net/socket.c:2784)
[   45.438892][ T2531]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.439018][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.439267][ T2531]  ? 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)
[   45.439395][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.439522][ T2531]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.439649][ T2531]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.439775][ T2531]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.439907][ T2531]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.440066][ T2531] RIP: 0033:0x7f28797d308e
[   45.440207][ T2531] 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
[   45.440658][ T2531] RSP: 002b:00007ffd88107300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.441109][ T2531] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28797d308e
[   45.441302][ T2531] RDX: 0000000000000000 RSI: 00007ffd881073b0 RDI: 0000000000000005
[   45.441493][ T2531] RBP: 00007ffd88107310 R08: 0000000000000000 R09: 0000000000000000
[   45.441684][ T2531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.441963][ T2531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd88107a70
| [   45.445306][ T2531] ------------[ cut here ]------------
| [   45.445436][ T2531] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2531
| [   45.445680][ T2531] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.446713][ T2531] Tainted: [W]=WARN
[   45.446807][ T2531] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.447055][ T2531] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.447217][ T2531] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.447658][ T2531] RSP: 0018:ffa00000062e7190 EFLAGS: 00010286
[   45.447812][ T2531] RAX: 00000000ffffffa6 RBX: ff1100000cc68040 RCX: 1ff4000000c5cdf8
[   45.448072][ T2531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc680f0
[   45.448260][ T2531] RBP: ff1100000f2ca000 R08: 1fe220000198d01f R09: ff1100000cb0d158
[   45.448442][ T2531] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   45.448624][ T2531] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.448809][ T2531] FS:  00007f2879599840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.449106][ T2531] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.449267][ T2531] CR2: 0000000023ad5988 CR3: 000000001271a001 CR4: 0000000000771ef0
[   45.449453][ T2531] PKRU: 55555554
[   45.449547][ T2531] Call Trace:
[   45.449639][ T2531]  <TASK>
[   45.449702][ T2531]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   45.449859][ T2531]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.450084][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.450211][ T2531]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.450332][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.450453][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.450580][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.450707][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.450828][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.451052][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.451180][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.451303][ T2531]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.451425][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.451552][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.451685][ T2531]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.451809][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.452001][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.452123][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.452250][ T2531]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.452379][ T2531]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.452501][ T2531]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.452625][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.452749][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.452951][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.453078][ T2531]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.453202][ T2531]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.453327][ T2531]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.453451][ T2531]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.453575][ T2531]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.453700][ T2531]  ? 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))
[   45.453823][ T2531]  ? 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))
[   45.454024][ T2531]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.454146][ T2531]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.454271][ T2531]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.454395][ T2531]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.454518][ T2531]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.454643][ T2531]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.454769][ T2531]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.454974][ T2531]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.455096][ T2531]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.455252][ T2531]  ? move_addr_to_kernel (net/socket.c:258)
[   45.455375][ T2531]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.455498][ T2531]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.455701][ T2531]  ___sys_sendmsg (net/socket.c:2752)
[   45.455822][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.456033][ T2531]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.456168][ T2531]  __sys_sendmsg (net/socket.c:2784)
[   45.456292][ T2531]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.456419][ T2531]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.456652][ T2531]  ? 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)
[   45.456775][ T2531]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.456979][ T2531]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.457103][ T2531]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.457228][ T2531]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.457352][ T2531]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.457504][ T2531] RIP: 0033:0x7f28797d308e
[   45.457632][ T2531] 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
[   45.458242][ T2531] RSP: 002b:00007ffd88107300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.458426][ T2531] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f28797d308e
[   45.458691][ T2531] RDX: 0000000000000000 RSI: 00007ffd881073b0 RDI: 0000000000000005
[   45.458988][ T2531] RBP: 00007ffd88107310 R08: 0000000000000000 R09: 0000000000000000
[   45.459169][ T2531] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.459381][ T2531] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd88107a70
| [   45.524451][ T2535] ------------[ cut here ]------------
| [   45.524612][ T2535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2535
| [   45.524879][ T2535] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.525421][ T2535] Tainted: [W]=WARN
[   45.525520][ T2535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.525682][ T2535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.525856][ T2535] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.526409][ T2535] RSP: 0018:ffa0000006306fe0 EFLAGS: 00010286
[   45.526572][ T2535] RAX: 00000000ffffffa6 RBX: ff1100000f2c07c0 RCX: 1ff4000000c60dc2
[   45.526765][ T2535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0870
[   45.527033][ T2535] RBP: ff1100000c352000 R08: 1fe2200001e5810f R09: ff1100000f4e2e58
[   45.527233][ T2535] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   45.527427][ T2535] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.527622][ T2535] FS:  00007ff5403e7840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   45.527851][ T2535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.528091][ T2535] CR2: 000000001a1d5988 CR3: 0000000012c93006 CR4: 0000000000771ef0
[   45.528293][ T2535] PKRU: 55555554
[   45.528390][ T2535] Call Trace:
[   45.528488][ T2535]  <TASK>
[   45.528554][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.528685][ T2535]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   45.528815][ T2535]  notifier_call_chain (kernel/notifier.c:85)
[   45.529029][ T2535]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   45.529159][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.529295][ T2535]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   45.529461][ T2535]  ? 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)
[   45.529591][ T2535]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   45.529721][ T2535]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   45.529849][ T2535]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   45.530087][ T2535]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   45.530221][ T2535] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   45.530353][ T2535]  ? write_profile (kernel/profile.c:194)
[   45.530483][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.530612][ T2535]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   45.530778][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.530984][ T2535]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   45.531115][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.531247][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.531375][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.531504][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.531635][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.531783][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.531989][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.532119][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.532250][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.532380][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.532510][ T2535]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.532643][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.532774][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.532968][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.533098][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.533232][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.533361][ T2535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.533491][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.533620][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.533750][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.533969][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.534103][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.534241][ T2535]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.534369][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.534500][ T2535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.534633][ T2535]  ? 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))
[   45.534764][ T2535]  ? 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))
[   45.534957][ T2535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.535088][ T2535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.535221][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.535352][ T2535]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.535482][ T2535]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.535612][ T2535]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.535747][ T2535]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.535879][ T2535]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.536010][ T2535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.536169][ T2535]  ? move_addr_to_kernel (net/socket.c:258)
[   45.536305][ T2535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.536436][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.536568][ T2535]  ___sys_sendmsg (net/socket.c:2752)
[   45.536697][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.536860][ T2535]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.537007][ T2535]  __sys_sendmsg (net/socket.c:2784)
[   45.537137][ T2535]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.537271][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.537435][ T2535]  ? 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)
[   45.537564][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.537693][ T2535]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.537821][ T2535]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.537955][ T2535]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.538083][ T2535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.538246][ T2535] RIP: 0033:0x7ff54062108e
[   45.538385][ T2535] 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
[   45.538843][ T2535] RSP: 002b:00007fff05fcc350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.539042][ T2535] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff54062108e
[   45.539239][ T2535] RDX: 0000000000000000 RSI: 00007fff05fcc400 RDI: 0000000000000005
[   45.539430][ T2535] RBP: 00007fff05fcc360 R08: 0000000000000000 R09: 0000000000000000
[   45.539624][ T2535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.539816][ T2535] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff05fccac0
| [   45.542219][ T2535] ------------[ cut here ]------------
| [   45.542356][ T2535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2535
| [   45.542609][ T2535] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.543137][ T2535] Tainted: [W]=WARN
[   45.543235][ T2535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.543392][ T2535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.543557][ T2535] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.544006][ T2535] RSP: 0018:ffa0000006307060 EFLAGS: 00010286
[   45.544166][ T2535] RAX: 00000000ffffffa6 RBX: ff1100000f2c1840 RCX: 1ff4000000c60dd2
[   45.544360][ T2535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c18f0
[   45.544547][ T2535] RBP: ff1100000f492000 R08: 1fe2200001e5831f R09: ff1100000f4e2e58
[   45.544736][ T2535] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   45.544931][ T2535] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006307100
[   45.545119][ T2535] FS:  00007ff5403e7840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   45.545341][ T2535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.545503][ T2535] CR2: 00005634b1fcc130 CR3: 0000000012c93003 CR4: 0000000000771ef0
[   45.545695][ T2535] PKRU: 55555554
[   45.545792][ T2535] Call Trace:
[   45.545896][ T2535]  <TASK>
[   45.545961][ T2535]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.546089][ T2535]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.546189][ T2535]  netif_close_many (net/core/dev.c:1804)
[   45.546317][ T2535]  ? 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)
[   45.546443][ T2535]  ? __dev_close_many (net/core/dev.c:1781)
[   45.546569][ T2535]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   45.546726][ T2535]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   45.546893][ T2535]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   45.547023][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.547151][ T2535]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.547315][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.547443][ T2535]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.547570][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.547694][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.547820][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.547953][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.548079][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.548226][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.548350][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.548476][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.548600][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.548726][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.548852][ T2535]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.548986][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.549111][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.549242][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.549367][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.549495][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.549620][ T2535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.549747][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.549877][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.550003][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.550130][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.550259][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.550387][ T2535]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.550511][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.550637][ T2535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.550767][ T2535]  ? 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))
[   45.550898][ T2535]  ? 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))
[   45.551026][ T2535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.551151][ T2535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.551280][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.551407][ T2535]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.551535][ T2535]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.551661][ T2535]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.551790][ T2535]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.551921][ T2535]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.552046][ T2535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.552205][ T2535]  ? move_addr_to_kernel (net/socket.c:258)
[   45.552331][ T2535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.552455][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.552582][ T2535]  ___sys_sendmsg (net/socket.c:2752)
[   45.552707][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.552869][ T2535]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.553006][ T2535]  __sys_sendmsg (net/socket.c:2784)
[   45.553132][ T2535]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.553259][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.553416][ T2535]  ? 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)
[   45.553541][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.553668][ T2535]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.553792][ T2535]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.553923][ T2535]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.554050][ T2535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.554209][ T2535] RIP: 0033:0x7ff54062108e
[   45.554341][ T2535] 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
[   45.554787][ T2535] RSP: 002b:00007fff05fcc350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.554982][ T2535] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff54062108e
[   45.555174][ T2535] RDX: 0000000000000000 RSI: 00007fff05fcc400 RDI: 0000000000000005
[   45.555362][ T2535] RBP: 00007fff05fcc360 R08: 0000000000000000 R09: 0000000000000000
[   45.555552][ T2535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.555737][ T2535] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff05fccac0
| [   45.564993][ T2535] ------------[ cut here ]------------
| [   45.565124][ T2535] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2535
| [   45.565375][ T2535] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.565870][ T2535] Tainted: [W]=WARN
[   45.565970][ T2535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.566120][ T2535] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.566281][ T2535] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.566710][ T2535] RSP: 0018:ffa0000006307190 EFLAGS: 00010286
[   45.566869][ T2535] RAX: 00000000ffffffa6 RBX: ff1100000eb58640 RCX: 1ff4000000c60df8
[   45.567058][ T2535] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb586f0
[   45.567244][ T2535] RBP: ff1100000f492000 R08: 1fe2200001d6b0df R09: ff1100000f4e2e58
[   45.567425][ T2535] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.567606][ T2535] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.567790][ T2535] FS:  00007ff5403e7840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   45.568007][ T2535] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.568160][ T2535] CR2: 00005634b1fcc130 CR3: 0000000012c93003 CR4: 0000000000771ef0
[   45.568346][ T2535] PKRU: 55555554
[   45.568437][ T2535] Call Trace:
[   45.568528][ T2535]  <TASK>
[   45.568590][ T2535]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   45.568745][ T2535]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.568903][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.569027][ T2535]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.569147][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.569270][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.569389][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.569509][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.569628][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.569770][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.569899][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.570019][ T2535]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.570140][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.570263][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.570383][ T2535]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.570506][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.570626][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.570748][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.570874][ T2535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.570997][ T2535]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.571118][ T2535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.571243][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.571363][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.571485][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.571607][ T2535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.571729][ T2535]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.571850][ T2535]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.572006][ T2535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.572127][ T2535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.572254][ T2535]  ? 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))
[   45.572375][ T2535]  ? 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))
[   45.572503][ T2535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.572623][ T2535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.572745][ T2535]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.572872][ T2535]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.572995][ T2535]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.573117][ T2535]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.573246][ T2535]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.573372][ T2535]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.573492][ T2535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.573644][ T2535]  ? move_addr_to_kernel (net/socket.c:258)
[   45.573770][ T2535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.573902][ T2535]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.574024][ T2535]  ___sys_sendmsg (net/socket.c:2752)
[   45.574145][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.574301][ T2535]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.574434][ T2535]  __sys_sendmsg (net/socket.c:2784)
[   45.574556][ T2535]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.574677][ T2535]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.574829][ T2535]  ? 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)
[   45.574955][ T2535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.575077][ T2535]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.575200][ T2535]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.575319][ T2535]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.575440][ T2535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.575595][ T2535] RIP: 0033:0x7ff54062108e
[   45.575722][ T2535] 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
[   45.576160][ T2535] RSP: 002b:00007fff05fcc350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.576349][ T2535] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff54062108e
[   45.576529][ T2535] RDX: 0000000000000000 RSI: 00007fff05fcc400 RDI: 0000000000000005
[   45.576717][ T2535] RBP: 00007fff05fcc360 R08: 0000000000000000 R09: 0000000000000000
[   45.576903][ T2535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb52
[   45.577085][ T2535] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff05fccac0
| [   45.618021][ T2537] ------------[ cut here ]------------
| [   45.618204][ T2537] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2537
| [   45.618514][ T2537] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.619777][ T2537] Tainted: [W]=WARN
[   45.620011][ T2537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.620287][ T2537] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.620580][ T2537] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.621098][ T2537] RSP: 0018:ffa00000063171b0 EFLAGS: 00010286
[   45.621314][ T2537] RAX: 00000000ffffffa6 RBX: ff1100000c965540 RCX: 1ff4000000c62dfc
[   45.621557][ T2537] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9655f0
[   45.621797][ T2537] RBP: ff11000008851000 R08: 1fe220000192cabf R09: ff11000010c88b80
[   45.622055][ T2537] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   45.622303][ T2537] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   45.622548][ T2537] FS:  00007f14c5220840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   45.622828][ T2537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.623052][ T2537] CR2: 00007f14c5419460 CR3: 00000000125d6002 CR4: 0000000000771ef0
[   45.623304][ T2537] PKRU: 55555554
[   45.623450][ T2537] Call Trace:
[   45.623596][ T2537]  <TASK>
[   45.623710][ T2537]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.623904][ T2537]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.624052][ T2537]  __dev_notify_flags (net/core/dev.c:9787)
[   45.624244][ T2537]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   45.624429][ T2537]  ? netif_change_name (net/core/dev.c:1495)
[   45.624612][ T2537]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.624791][ T2537]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   45.624980][ T2537]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.625156][ T2537]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.625342][ T2537]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.625525][ T2537]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.625710][ T2537]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.625902][ T2537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.626079][ T2537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.626265][ T2537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.626441][ T2537]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.626617][ T2537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.626799][ T2537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.627012][ T2537]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.627197][ T2537]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.627375][ T2537]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.627552][ T2537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.627731][ T2537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.627919][ T2537]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.628096][ T2537]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.628283][ T2537]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.628462][ T2537]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.628639][ T2537]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.628819][ T2537]  ? 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))
[   45.629008][ T2537]  ? 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))
[   45.629204][ T2537]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.629384][ T2537]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.629560][ T2537]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.629737][ T2537]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.629931][ T2537]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.630109][ T2537]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.630296][ T2537]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.630472][ T2537]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.630649][ T2537]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.630855][ T2537]  ? move_addr_to_kernel (net/socket.c:258)
[   45.631051][ T2537]  ___sys_sendmsg (net/socket.c:2752)
[   45.631238][ T2537]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.631419][ T2537]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.631605][ T2537]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   45.631786][ T2537]  __sys_sendmsg (net/socket.c:2784)
[   45.631976][ T2537]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.632157][ T2537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.632341][ T2537]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.632522][ T2537]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.632697][ T2537]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.632886][ T2537]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.633066][ T2537]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.633280][ T2537] RIP: 0033:0x7f14c545a08e
[   45.633463][ T2537] 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
[   45.633978][ T2537] RSP: 002b:00007ffdb1000d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.634229][ T2537] RAX: ffffffffffffffda RBX: 00007ffdb1001498 RCX: 00007f14c545a08e
[   45.634468][ T2537] RDX: 0000000000000000 RSI: 00007ffdb1000db0 RDI: 0000000000000005
[   45.634706][ T2537] RBP: 00007ffdb1000d10 R08: 0000000000000000 R09: 0000000000000000
[   45.634962][ T2537] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   45.635208][ T2537] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb1001470
| [   45.658824][ T2538] ------------[ cut here ]------------
| [   45.659598][ T2538] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2538
| [   45.659990][ T2538] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.660624][ T2538] Tainted: [W]=WARN
[   45.660797][ T2538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.661016][ T2538] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.661243][ T2538] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.661745][ T2538] RSP: 0018:ffa0000006327020 EFLAGS: 00010286
[   45.661987][ T2538] RAX: 00000000ffffffa6 RBX: ff1100000c086340 RCX: 1ff4000000c64dca
[   45.662232][ T2538] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0863f0
[   45.662471][ T2538] RBP: ff11000008851000 R08: 1fe2200001810c7f R09: ff11000010c8d158
[   45.662712][ T2538] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   45.662964][ T2538] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.663212][ T2538] FS:  00007f1b82c06840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   45.663485][ T2538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.663698][ T2538] CR2: 0000000012b86988 CR3: 000000000f5b6005 CR4: 0000000000771ef0
[   45.663948][ T2538] PKRU: 55555554
[   45.664091][ T2538] Call Trace:
[   45.664242][ T2538]  <TASK>
[   45.664355][ T2538]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.664535][ T2538]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.664682][ T2538]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.664858][ T2538]  __dev_notify_flags (net/core/dev.c:9787)
[   45.665051][ T2538]  ? netif_change_name (net/core/dev.c:1495)
[   45.665233][ T2538]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.665411][ T2538]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.665588][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.665765][ T2538]  ? 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))
[   45.665955][ T2538]  netif_change_flags (net/core/dev.c:9820)
[   45.666135][ T2538]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.666316][ T2538]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.666494][ T2538]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.666669][ T2538]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.666888][ T2538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.667065][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.667250][ T2538]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.667431][ T2538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.667607][ T2538]  ? __kernel_text_address (kernel/extable.c:79)
[   45.667785][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.667976][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.668152][ T2538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.668340][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.668516][ T2538]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.668694][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.668885][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.669063][ T2538]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.669246][ T2538]  ? __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)
[   45.669421][ T2538]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.669598][ T2538]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.669777][ T2538]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.669968][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.670150][ T2538]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.670338][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.670514][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.670691][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.670879][ T2538]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.671056][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.671243][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.671420][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.671596][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.671774][ T2538]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.671963][ T2538]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.672140][ T2538]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.672352][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.672529][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.672704][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.672894][ T2538]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.673071][ T2538]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.673257][ T2538]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.673434][ T2538]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.673613][ T2538]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.673792][ T2538]  ? 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))
[   45.673978][ T2538]  ? 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))
[   45.674159][ T2538]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.674343][ T2538]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.674549][ T2538]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.674756][ T2538]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.674948][ T2538]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.675129][ T2538]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.675318][ T2538]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.675498][ T2538]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.675702][ T2538]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.675922][ T2538]  ? move_addr_to_kernel (net/socket.c:258)
[   45.676097][ T2538]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.676280][ T2538]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.676456][ T2538]  ___sys_sendmsg (net/socket.c:2752)
[   45.676633][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.676839][ T2538]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.677038][ T2538]  __sys_sendmsg (net/socket.c:2784)
[   45.677219][ T2538]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.677396][ T2538]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.677606][ T2538]  ? 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)
[   45.677783][ T2538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.677973][ T2538]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.678151][ T2538]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.678331][ T2538]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.678509][ T2538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.678715][ T2538] RIP: 0033:0x7f1b82e4008e
[   45.678908][ T2538] 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
[   45.679417][ T2538] RSP: 002b:00007ffd02e151d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.679658][ T2538] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1b82e4008e
[   45.679910][ T2538] RDX: 0000000000000000 RSI: 00007ffd02e15280 RDI: 0000000000000005
[   45.680149][ T2538] RBP: 00007ffd02e151e0 R08: 0000000000000000 R09: 0000000000000000
[   45.680392][ T2538] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   45.680629][ T2538] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd02e15940
| [   45.744340][ T2544] ------------[ cut here ]------------
| [   45.744485][ T2544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2544
| [   45.744744][ T2544] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.745283][ T2544] Tainted: [W]=WARN
[   45.745380][ T2544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.745540][ T2544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.745705][ T2544] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.746164][ T2544] RSP: 0018:ffa0000006337060 EFLAGS: 00010286
[   45.746330][ T2544] RAX: 00000000ffffffa6 RBX: ff1100000b2ea4c0 RCX: 1ff4000000c66dd2
[   45.746521][ T2544] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea570
[   45.746709][ T2544] RBP: ff11000008851000 R08: 1fe220000165d4af R09: ff1100000cc65158
[   45.746906][ T2544] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   45.747093][ T2544] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006337100
[   45.747288][ T2544] FS:  00007f3d9ef3e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   45.747517][ T2544] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.747678][ T2544] CR2: 00000000254ab988 CR3: 0000000012d6d005 CR4: 0000000000771ef0
[   45.747874][ T2544] PKRU: 55555554
[   45.747970][ T2544] Call Trace:
[   45.748064][ T2544]  <TASK>
[   45.748130][ T2544]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.748264][ T2544]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.748361][ T2544]  netif_close_many (net/core/dev.c:1804)
[   45.748489][ T2544]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.748615][ T2544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.748741][ T2544]  ? __dev_close_many (net/core/dev.c:1781)
[   45.748872][ T2544]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   45.749031][ T2544]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   45.749194][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.749320][ T2544]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.749475][ T2544]  ? 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)
[   45.749599][ T2544]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   45.749724][ T2544]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   45.749887][ T2544]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   45.750012][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.750140][ T2544]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.750270][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.750396][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.750522][ T2544]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.750650][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.750776][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.750926][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.751052][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.751184][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.751311][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.751437][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.751566][ T2544]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.751695][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.751824][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.751959][ T2544]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.752084][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.752217][ T2544]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.752342][ T2544]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.752470][ T2544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.752598][ T2544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.752724][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.752851][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.752984][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.753110][ T2544]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.753241][ T2544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.753368][ T2544]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.753498][ T2544]  ? 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))
[   45.753623][ T2544]  ? 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))
[   45.753752][ T2544]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.753883][ T2544]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.754010][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.754139][ T2544]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.754270][ T2544]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.754397][ T2544]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.754525][ T2544]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.754650][ T2544]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.754776][ T2544]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.754937][ T2544]  ? move_addr_to_kernel (net/socket.c:258)
[   45.755065][ T2544]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.755195][ T2544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.755323][ T2544]  ___sys_sendmsg (net/socket.c:2752)
[   45.755448][ T2544]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.755604][ T2544]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.755742][ T2544]  __sys_sendmsg (net/socket.c:2784)
[   45.755875][ T2544]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.756002][ T2544]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.756162][ T2544]  ? 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)
[   45.756292][ T2544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.756418][ T2544]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.756543][ T2544]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.756669][ T2544]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.756796][ T2544]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.756960][ T2544] RIP: 0033:0x7f3d9f17808e
[   45.757093][ T2544] 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
[   45.757544][ T2544] RSP: 002b:00007ffd4e1687c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.757733][ T2544] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3d9f17808e
[   45.757930][ T2544] RDX: 0000000000000000 RSI: 00007ffd4e168870 RDI: 0000000000000005
[   45.758117][ T2544] RBP: 00007ffd4e1687d0 R08: 0000000000000000 R09: 0000000000000000
[   45.758305][ T2544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   45.758494][ T2544] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4e168f30
| [   45.760785][ T2544] ------------[ cut here ]------------
| [   45.760921][ T2544] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2544
| [   45.761163][ T2544] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.761660][ T2544] Tainted: [W]=WARN
[   45.761753][ T2544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.761916][ T2544] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.762076][ T2544] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.762508][ T2544] RSP: 0018:ffa0000006337190 EFLAGS: 00010286
[   45.762664][ T2544] RAX: 00000000ffffffa6 RBX: ff1100000b2eac40 RCX: 1ff4000000c66df8
[   45.762847][ T2544] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eacf0
[   45.763036][ T2544] RBP: ff11000008851000 R08: 1fe220000165d59f R09: ff1100000cc65158
[   45.763221][ T2544] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   45.763400][ T2544] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.763584][ T2544] FS:  00007f3d9ef3e840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   45.763799][ T2544] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.763963][ T2544] CR2: 00000000254ab988 CR3: 0000000012d6d005 CR4: 0000000000771ef0
[   45.764152][ T2544] PKRU: 55555554
[   45.764247][ T2544] Call Trace:
[   45.764347][ T2544]  <TASK>
[   45.764410][ T2544]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   45.764567][ T2544]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.764717][ T2544]  ? 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)
[   45.764842][ T2544]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   45.764967][ T2544]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   45.765119][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.765245][ T2544]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   45.765367][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.765489][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.765610][ T2544]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.765731][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.765853][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.765998][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.766120][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.766245][ T2544]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.766376][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.766499][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.766622][ T2544]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   45.766746][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.766873][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.766996][ T2544]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.767119][ T2544]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.767246][ T2544]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   45.767369][ T2544]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.767492][ T2544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.767615][ T2544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.767738][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.767869][ T2544]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.767992][ T2544]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.768115][ T2544]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.768241][ T2544]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.768369][ T2544]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.768494][ T2544]  ? 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))
[   45.768615][ T2544]  ? 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))
[   45.768740][ T2544]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.768867][ T2544]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.768990][ T2544]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.769114][ T2544]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.769242][ T2544]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.769366][ T2544]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.769491][ T2544]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.769612][ T2544]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.769733][ T2544]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.769890][ T2544]  ? move_addr_to_kernel (net/socket.c:258)
[   45.770018][ T2544]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.770140][ T2544]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.770270][ T2544]  ___sys_sendmsg (net/socket.c:2752)
[   45.770395][ T2544]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.770548][ T2544]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.770682][ T2544]  __sys_sendmsg (net/socket.c:2784)
[   45.770805][ T2544]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.770933][ T2544]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.771088][ T2544]  ? 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)
[   45.771214][ T2544]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.771338][ T2544]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.771460][ T2544]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.771594][ T2544]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.771722][ T2544]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.771877][ T2544] RIP: 0033:0x7f3d9f17808e
[   45.772009][ T2544] 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
[   45.772445][ T2544] RSP: 002b:00007ffd4e1687c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.772630][ T2544] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3d9f17808e
[   45.772811][ T2544] RDX: 0000000000000000 RSI: 00007ffd4e168870 RDI: 0000000000000005
[   45.772996][ T2544] RBP: 00007ffd4e1687d0 R08: 0000000000000000 R09: 0000000000000000
[   45.773181][ T2544] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   45.773361][ T2544] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd4e168f30
| [   45.858375][ T2549] ------------[ cut here ]------------
| [   45.858535][ T2549] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2549
| [   45.858804][ T2549] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.859364][ T2549] Tainted: [W]=WARN
[   45.859464][ T2549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.859630][ T2549] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.859802][ T2549] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.860278][ T2549] RSP: 0018:ffa00000063871b0 EFLAGS: 00010286
[   45.860444][ T2549] RAX: 00000000ffffffa6 RBX: ff1100000f3fd240 RCX: 1ff4000000c70dfc
[   45.860645][ T2549] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fd2f0
[   45.860844][ T2549] RBP: ff1100000c2f1000 R08: 1fe2200001e7fa5f R09: ff1100000b058b80
[   45.861114][ T2549] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   45.861314][ T2549] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   45.861512][ T2549] FS:  00007fe50ef51840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.861744][ T2549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.861997][ T2549] CR2: 00007fe50f14a460 CR3: 0000000010dfe001 CR4: 0000000000771ef0
[   45.862203][ T2549] PKRU: 55555554
[   45.862302][ T2549] Call Trace:
[   45.862400][ T2549]  <TASK>
[   45.862468][ T2549]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.862601][ T2549]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.862702][ T2549]  __dev_notify_flags (net/core/dev.c:9787)
[   45.862928][ T2549]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   45.863063][ T2549]  ? netif_change_name (net/core/dev.c:1495)
[   45.863203][ T2549]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   45.863336][ T2549]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   45.863469][ T2549]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   45.863600][ T2549]  ? __dev_get_by_name (net/core/dev.c:883)
[   45.863731][ T2549]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   45.863953][ T2549]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   45.864090][ T2549]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.864227][ T2549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.864357][ T2549]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.864488][ T2549]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.864620][ T2549]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.864751][ T2549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.864956][ T2549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.865092][ T2549]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.865231][ T2549]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.865361][ T2549]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.865492][ T2549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.865623][ T2549]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.865756][ T2549]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.865973][ T2549]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.866106][ T2549]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.866242][ T2549]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.866375][ T2549]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.866508][ T2549]  ? 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))
[   45.866639][ T2549]  ? 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))
[   45.866771][ T2549]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.866990][ T2549]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.867122][ T2549]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.867262][ T2549]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.867395][ T2549]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.867527][ T2549]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.867661][ T2549]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.867792][ T2549]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.867938][ T2549]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.868100][ T2549]  ? move_addr_to_kernel (net/socket.c:258)
[   45.868239][ T2549]  ___sys_sendmsg (net/socket.c:2752)
[   45.868368][ T2549]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.868500][ T2549]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.868641][ T2549]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   45.868774][ T2549]  __sys_sendmsg (net/socket.c:2784)
[   45.868909][ T2549]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.869043][ T2549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.869177][ T2549]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.869309][ T2549]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.869442][ T2549]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.869573][ T2549]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.869704][ T2549]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.869870][ T2549] RIP: 0033:0x7fe50f18b08e
[   45.870005][ T2549] 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
[   45.870473][ T2549] RSP: 002b:00007ffc45134660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.870669][ T2549] RAX: ffffffffffffffda RBX: 00007ffc45134df8 RCX: 00007fe50f18b08e
[   45.870868][ T2549] RDX: 0000000000000000 RSI: 00007ffc45134710 RDI: 0000000000000005
[   45.871063][ T2549] RBP: 00007ffc45134670 R08: 0000000000000000 R09: 0000000000000000
[   45.871262][ T2549] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   45.871456][ T2549] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc45134dd0
| [   45.896470][ T2550] ------------[ cut here ]------------
| [   45.896608][ T2550] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2550
| [   45.896871][ T2550] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.897397][ T2550] Tainted: [W]=WARN
[   45.897493][ T2550] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.897655][ T2550] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.897822][ T2550] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.898284][ T2550] RSP: 0018:ffa0000006397020 EFLAGS: 00010286
[   45.898446][ T2550] RAX: 00000000ffffffa6 RBX: ff110000100af9c0 RCX: 1ff4000000c72dca
[   45.898638][ T2550] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100afa70
[   45.898830][ T2550] RBP: ff1100000c2f1000 R08: 1fe2200002015f4f R09: ff1100000cbd2e58
[   45.899027][ T2550] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   45.899222][ T2550] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   45.899417][ T2550] FS:  00007fa151c73840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   45.899644][ T2550] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.899808][ T2550] CR2: 000000001e275988 CR3: 0000000010f2d004 CR4: 0000000000771ef0
[   45.900007][ T2550] PKRU: 55555554
[   45.900103][ T2550] Call Trace:
[   45.900202][ T2550]  <TASK>
[   45.900269][ T2550]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.900400][ T2550]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.900498][ T2550]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   45.900625][ T2550]  __dev_notify_flags (net/core/dev.c:9787)
[   45.900755][ T2550]  ? netif_change_name (net/core/dev.c:1495)
[   45.900888][ T2550]  ? __dev_change_flags (net/core/dev.c:9752)
[   45.901017][ T2550]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   45.901144][ T2550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.901278][ T2550]  ? 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))
[   45.901407][ T2550]  netif_change_flags (net/core/dev.c:9820)
[   45.901536][ T2550]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.901666][ T2550]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   45.901797][ T2550]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   45.901930][ T2550]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   45.902090][ T2550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.902219][ T2550]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.902346][ T2550]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.902477][ T2550]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.902604][ T2550]  ? __kernel_text_address (kernel/extable.c:79)
[   45.902735][ T2550]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.902871][ T2550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.903000][ T2550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.903129][ T2550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.903261][ T2550]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   45.903394][ T2550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.903522][ T2550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.903650][ T2550]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.903780][ T2550]  ? __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)
[   45.903914][ T2550]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.904046][ T2550]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   45.904180][ T2550]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.904312][ T2550]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   45.904446][ T2550]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   45.904577][ T2550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.904706][ T2550]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.904835][ T2550]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.904970][ T2550]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   45.905099][ T2550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.905236][ T2550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.905363][ T2550]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.905492][ T2550]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.905622][ T2550]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   45.905752][ T2550]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   45.905886][ T2550]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   45.906017][ T2550]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.906146][ T2550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.906278][ T2550]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.906410][ T2550]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.906537][ T2550]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.906668][ T2550]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   45.906796][ T2550]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.906933][ T2550]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.907064][ T2550]  ? 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))
[   45.907195][ T2550]  ? 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))
[   45.907325][ T2550]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.907455][ T2550]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.907582][ T2550]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.907712][ T2550]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   45.907840][ T2550]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   45.907974][ T2550]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   45.908105][ T2550]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   45.908237][ T2550]  ? copy_msghdr_from_user (net/socket.c:2635)
[   45.908365][ T2550]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   45.908525][ T2550]  ? move_addr_to_kernel (net/socket.c:258)
[   45.908653][ T2550]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.908782][ T2550]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   45.908918][ T2550]  ___sys_sendmsg (net/socket.c:2752)
[   45.909047][ T2550]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   45.909211][ T2550]  ? copy_msghdr_from_user (net/socket.c:2603)
[   45.909351][ T2550]  __sys_sendmsg (net/socket.c:2784)
[   45.909481][ T2550]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   45.909611][ T2550]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   45.909773][ T2550]  ? 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)
[   45.909911][ T2550]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.910040][ T2550]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.910169][ T2550]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.910302][ T2550]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.910431][ T2550]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.910589][ T2550] RIP: 0033:0x7fa151ead08e
[   45.910725][ T2550] 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
[   45.911191][ T2550] RSP: 002b:00007fff946099f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.911453][ T2550] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa151ead08e
[   45.911659][ T2550] RDX: 0000000000000000 RSI: 00007fff94609aa0 RDI: 0000000000000005
[   45.911866][ T2550] RBP: 00007fff94609a00 R08: 0000000000000000 R09: 0000000000000000
[   45.912064][ T2550] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   45.912266][ T2550] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9460a160
| [   45.943468][  T164] ------------[ cut here ]------------
| [   45.943725][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   45.944472][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.945310][  T164] Tainted: [W]=WARN
[   45.945472][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.945703][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.946024][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.946592][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   45.946823][  T164] RAX: 00000000ffffffa6 RBX: ff1100000eb59e40 RCX: 1ff40000000feebf
[   45.947101][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb59ef0
[   45.947374][  T164] RBP: ff1100000c352000 R08: 1fe2200001d6b3df R09: ff1100000c015220
[   45.947638][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   45.947912][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   45.948188][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   45.948490][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.948748][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   45.949025][  T164] PKRU: 55555554
[   45.949188][  T164] Call Trace:
[   45.949347][  T164]  <TASK>
[   45.949471][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   45.949667][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   45.949827][  T164]  netif_close_many (net/core/dev.c:1804)
[   45.950031][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   45.950232][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   45.950424][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.950618][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   45.950814][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   45.951056][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   45.951294][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.951486][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   45.951679][  T164]  ? __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)
[   45.951883][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   45.952081][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.952314][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   45.952512][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   45.952707][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.952913][  T164]  ? 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)
[   45.953108][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   45.953310][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.953503][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   45.953697][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   45.953907][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   45.954102][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   45.954340][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   45.954573][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   45.954767][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   45.954977][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   45.955214][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   45.955406][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   45.955600][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   45.955791][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   45.955999][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   45.956159][  T164]  new_sync_write (fs/read_write.c:595)
[   45.956363][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.956557][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   45.956750][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.956952][  T164]  ? ksys_write (fs/read_write.c:740)
[   45.957148][  T164]  vfs_write (fs/read_write.c:688)
[   45.957316][  T164]  ksys_write (fs/read_write.c:740)
[   45.957474][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   45.957667][  T164]  ? 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)
[   45.957933][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.958131][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.958333][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.958525][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.958720][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.958960][  T164] RIP: 0033:0x7f4f5d5d508e
[   45.959159][  T164] 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
[   45.959723][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   45.960005][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   45.960282][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   45.960547][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   45.960810][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   45.961085][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   45.967480][  T164] ------------[ cut here ]------------
| [   45.967671][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   45.968012][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   45.968711][  T164] Tainted: [W]=WARN
[   45.968930][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.969151][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   45.969386][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   45.970000][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   45.970283][  T164] RAX: 00000000ffffffa6 RBX: ff11000010d46ac0 RCX: 1ff40000000feeef
[   45.970608][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d46b70
[   45.970939][  T164] RBP: ff1100000c352000 R08: 1fe22000021a8d6f R09: ff1100000c0151f8
[   45.971252][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   45.971560][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   45.971885][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   45.972236][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.972542][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   45.972849][  T164] PKRU: 55555554
[   45.973093][  T164] Call Trace:
[   45.973306][  T164]  <TASK>
[   45.973481][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   45.973759][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   45.974043][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   45.974292][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   45.974535][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   45.974775][  T164]  ? 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)
[   45.975030][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   45.975276][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.975514][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   45.975755][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   45.976008][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   45.976257][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   45.976537][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   45.976814][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   45.977067][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   45.977312][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   45.977583][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   45.977822][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   45.978075][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   45.978324][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   45.978565][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   45.978773][  T164]  new_sync_write (fs/read_write.c:595)
[   45.979029][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   45.979277][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   45.979520][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   45.979763][  T164]  ? ksys_write (fs/read_write.c:740)
[   45.980022][  T164]  vfs_write (fs/read_write.c:688)
[   45.980239][  T164]  ksys_write (fs/read_write.c:740)
[   45.980451][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   45.980692][  T164]  ? 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)
[   45.980944][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   45.981194][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   45.981433][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   45.981674][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   45.981930][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.982209][  T164] RIP: 0033:0x7f4f5d5d508e
[   45.982462][  T164] 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
[   45.983060][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   45.983378][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   45.983713][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   45.983993][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   45.984249][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   45.984497][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   46.029114][ T2555] ------------[ cut here ]------------
| [   46.029312][ T2555] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2555
| [   46.029612][ T2555] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.030854][ T2555] Tainted: [W]=WARN
[   46.031008][ T2555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.031218][ T2555] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.031430][ T2555] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.031935][ T2555] RSP: 0018:ffa00000062c7060 EFLAGS: 00010286
[   46.032141][ T2555] RAX: 00000000ffffffa6 RBX: ff1100000cc687c0 RCX: 1ff4000000c58dd2
[   46.032379][ T2555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68870
[   46.032625][ T2555] RBP: ff1100000c2f1000 R08: 1fe220000198d10f R09: ff11000009df2e58
[   46.032859][ T2555] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   46.033105][ T2555] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000062c7100
[   46.033346][ T2555] FS:  00007f62075f7840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   46.033614][ T2555] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.033821][ T2555] CR2: 0000000022a08988 CR3: 000000000cff9003 CR4: 0000000000771ef0
[   46.034072][ T2555] PKRU: 55555554
[   46.034219][ T2555] Call Trace:
[   46.034363][ T2555]  <TASK>
[   46.034476][ T2555]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.034652][ T2555]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.034797][ T2555]  netif_close_many (net/core/dev.c:1804)
[   46.034987][ T2555]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.035161][ T2555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.035343][ T2555]  ? __dev_close_many (net/core/dev.c:1781)
[   46.035518][ T2555]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.035725][ T2555]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.035945][ T2555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.036118][ T2555]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.036330][ T2555]  ? 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)
[   46.036504][ T2555]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.036676][ T2555]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.036895][ T2555]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.037068][ T2555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.037250][ T2555]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.037423][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.037596][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.037774][ T2555]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.037961][ T2555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.038134][ T2555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.038347][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.038520][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.038696][ T2555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.038883][ T2555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.039059][ T2555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.039241][ T2555]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.039418][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.039591][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.039765][ T2555]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.039950][ T2555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.040126][ T2555]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.040307][ T2555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.040479][ T2555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.040651][ T2555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.040825][ T2555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.041012][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.041192][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.041367][ T2555]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.041540][ T2555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.041714][ T2555]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.041902][ T2555]  ? 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))
[   46.042076][ T2555]  ? 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))
[   46.042260][ T2555]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.042436][ T2555]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.042609][ T2555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.042784][ T2555]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.042975][ T2555]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.043152][ T2555]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.043336][ T2555]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.043513][ T2555]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.043689][ T2555]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.043905][ T2555]  ? move_addr_to_kernel (net/socket.c:258)
[   46.044081][ T2555]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.044262][ T2555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.044438][ T2555]  ___sys_sendmsg (net/socket.c:2752)
[   46.044611][ T2555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.044817][ T2555]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.045017][ T2555]  __sys_sendmsg (net/socket.c:2784)
[   46.045198][ T2555]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.045371][ T2555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.045578][ T2555]  ? 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)
[   46.045753][ T2555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.045943][ T2555]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.046117][ T2555]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.046296][ T2555]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.046469][ T2555]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.046671][ T2555] RIP: 0033:0x7f620783108e
[   46.046849][ T2555] 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
[   46.047355][ T2555] RSP: 002b:00007ffc133c2fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.047591][ T2555] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f620783108e
[   46.047827][ T2555] RDX: 0000000000000000 RSI: 00007ffc133c3050 RDI: 0000000000000005
[   46.048071][ T2555] RBP: 00007ffc133c2fb0 R08: 0000000000000000 R09: 0000000000000000
[   46.048309][ T2555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.048544][ T2555] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc133c3710
| [   46.051471][ T2555] ------------[ cut here ]------------
| [   46.051609][ T2555] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2555
| [   46.051849][ T2555] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.052521][ T2555] Tainted: [W]=WARN
[   46.052614][ T2555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.052764][ T2555] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.052930][ T2555] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.053366][ T2555] RSP: 0018:ffa00000062c7190 EFLAGS: 00010286
[   46.053520][ T2555] RAX: 00000000ffffffa6 RBX: ff1100000c086ac0 RCX: 1ff4000000c58df8
[   46.053699][ T2555] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086b70
[   46.053890][ T2555] RBP: ff1100000c2f1000 R08: 1fe2200001810d6f R09: ff11000009df2e58
[   46.054071][ T2555] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.054258][ T2555] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.054441][ T2555] FS:  00007f62075f7840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.054660][ T2555] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.054812][ T2555] CR2: 000055aa93d206c0 CR3: 000000000cff9004 CR4: 0000000000771ef0
[   46.054998][ T2555] PKRU: 55555554
[   46.055090][ T2555] Call Trace:
[   46.055184][ T2555]  <TASK>
[   46.055247][ T2555]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.055401][ T2555]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.055550][ T2555]  ? 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)
[   46.055671][ T2555]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.055791][ T2555]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.055949][ T2555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.056073][ T2555]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.056198][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.056319][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.056440][ T2555]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.056561][ T2555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.056682][ T2555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.056821][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.056948][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.057071][ T2555]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.057195][ T2555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.057316][ T2555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.057438][ T2555]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.057562][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.057681][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.057802][ T2555]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.057928][ T2555]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.058050][ T2555]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.058176][ T2555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.058297][ T2555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.058417][ T2555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.058538][ T2555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.058661][ T2555]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.058784][ T2555]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.058910][ T2555]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.059030][ T2555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.059153][ T2555]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.059280][ T2555]  ? 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))
[   46.059401][ T2555]  ? 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))
[   46.059524][ T2555]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.059646][ T2555]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.059768][ T2555]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.059896][ T2555]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.060019][ T2555]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.060142][ T2555]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.060269][ T2555]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.060390][ T2555]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.060510][ T2555]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.060661][ T2555]  ? move_addr_to_kernel (net/socket.c:258)
[   46.060782][ T2555]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.060906][ T2555]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.061029][ T2555]  ___sys_sendmsg (net/socket.c:2752)
[   46.061148][ T2555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.061301][ T2555]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.061434][ T2555]  __sys_sendmsg (net/socket.c:2784)
[   46.061556][ T2555]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.061676][ T2555]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.061830][ T2555]  ? 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)
[   46.061957][ T2555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.062079][ T2555]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.062203][ T2555]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.062325][ T2555]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.062447][ T2555]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.062598][ T2555] RIP: 0033:0x7f620783108e
[   46.062725][ T2555] 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
[   46.063169][ T2555] RSP: 002b:00007ffc133c2fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.063357][ T2555] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f620783108e
[   46.063538][ T2555] RDX: 0000000000000000 RSI: 00007ffc133c3050 RDI: 0000000000000005
[   46.063718][ T2555] RBP: 00007ffc133c2fb0 R08: 0000000000000000 R09: 0000000000000000
[   46.063904][ T2555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.064085][ T2555] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc133c3710
| [   46.091751][  T164] ------------[ cut here ]------------
| [   46.091916][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   46.092212][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.092819][  T164] Tainted: [W]=WARN
[   46.092935][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.093111][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.093298][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.093797][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   46.093982][  T164] RAX: 00000000ffffffa6 RBX: ff110000100af6c0 RCX: 1ff40000000feed1
[   46.094199][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af770
[   46.094415][  T164] RBP: ff11000012f42000 R08: 1fe2200002015eef R09: ff1100000c0151f8
[   46.094627][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   46.094842][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f42000
[   46.095063][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   46.095316][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.095495][  T164] CR2: 00005634ecc08698 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   46.095710][  T164] PKRU: 55555554
[   46.095816][  T164] Call Trace:
[   46.095927][  T164]  <TASK>
[   46.096001][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.096146][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.096258][  T164]  register_netdevice (net/core/dev.c:11488)
[   46.096401][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   46.096575][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   46.096722][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   46.096910][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   46.097054][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   46.097237][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   46.097418][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.097562][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   46.097702][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   46.097887][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   46.098031][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   46.098212][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   46.098354][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   46.098497][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   46.098638][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   46.098745][  T164]  new_sync_write (fs/read_write.c:595)
[   46.098897][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.099038][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   46.099186][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.099328][  T164]  ? ksys_write (fs/read_write.c:740)
[   46.099473][  T164]  vfs_write (fs/read_write.c:688)
[   46.099583][  T164]  ksys_write (fs/read_write.c:740)
[   46.099690][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   46.099830][  T164]  ? 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)
[   46.099978][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.100121][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.100265][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.100407][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.100548][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.100723][  T164] RIP: 0033:0x7f4f5d5d508e
[   46.100877][  T164] 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
[   46.101383][  T164] RSP: 002b:00007ffc17314790 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   46.101595][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   46.101805][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   46.102020][  T164] RBP: 00007ffc173147a0 R08: 0000000000000000 R09: 0000000000000000
[   46.102232][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   46.102440][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   46.214627][ T2561] ------------[ cut here ]------------
| [   46.214832][ T2561] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2561
| [   46.215230][ T2561] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.215993][ T2561] Tainted: [W]=WARN
[   46.216242][ T2561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.216524][ T2561] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.216807][ T2561] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.217420][ T2561] RSP: 0018:ffa00000063c7020 EFLAGS: 00010286
[   46.217717][ T2561] RAX: 00000000ffffffa6 RBX: ff1100000eb596c0 RCX: 1ff4000000c78dca
[   46.218017][ T2561] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb59770
[   46.218260][ T2561] RBP: ff11000012f42000 R08: 1fe2200001d6b2ef R09: ff1100000cb08b80
[   46.218499][ T2561] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   46.218738][ T2561] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.218993][ T2561] FS:  00007f9ab780f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   46.219278][ T2561] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.219490][ T2561] CR2: 000000003b263988 CR3: 0000000010f2e005 CR4: 0000000000771ef0
[   46.219731][ T2561] PKRU: 55555554
[   46.219889][ T2561] Call Trace:
[   46.220035][ T2561]  <TASK>
[   46.220149][ T2561]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.220337][ T2561]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.220487][ T2561]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.220665][ T2561]  __dev_notify_flags (net/core/dev.c:9787)
[   46.220844][ T2561]  ? netif_change_name (net/core/dev.c:1495)
[   46.221034][ T2561]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.221218][ T2561]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   46.221396][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.221575][ T2561]  ? 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))
[   46.221755][ T2561]  netif_change_flags (net/core/dev.c:9820)
[   46.221947][ T2561]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.222127][ T2561]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.222311][ T2561]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.222519][ T2561]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.222697][ T2561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.222889][ T2561]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.223066][ T2561]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.223250][ T2561]  ? __kernel_text_address (kernel/extable.c:79)
[   46.223429][ T2561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.223608][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.223784][ T2561]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.223976][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.224153][ T2561]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.224340][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.224517][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.224696][ T2561]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.224887][ T2561]  ? __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)
[   46.225062][ T2561]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.225247][ T2561]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.225426][ T2561]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.225606][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.225788][ T2561]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.225979][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.226156][ T2561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.226344][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.226521][ T2561]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.226699][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.226892][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.227069][ T2561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.227252][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.227430][ T2561]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.227609][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.227787][ T2561]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.227979][ T2561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.228158][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.228343][ T2561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.228524][ T2561]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.228701][ T2561]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.228894][ T2561]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.229071][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.229254][ T2561]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.229435][ T2561]  ? 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))
[   46.229611][ T2561]  ? 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))
[   46.229791][ T2561]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.229979][ T2561]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.230157][ T2561]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.230349][ T2561]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.230527][ T2561]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.230704][ T2561]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.230895][ T2561]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.231072][ T2561]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.231252][ T2561]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.231458][ T2561]  ? move_addr_to_kernel (net/socket.c:258)
[   46.231638][ T2561]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.231814][ T2561]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.232005][ T2561]  ___sys_sendmsg (net/socket.c:2752)
[   46.232186][ T2561]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.232395][ T2561]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.232583][ T2561]  __sys_sendmsg (net/socket.c:2784)
[   46.232760][ T2561]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.232945][ T2561]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.233160][ T2561]  ? 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)
[   46.233343][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.233521][ T2561]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.233699][ T2561]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.233886][ T2561]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.234063][ T2561]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.234276][ T2561] RIP: 0033:0x7f9ab7a4908e
[   46.234461][ T2561] 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
[   46.234978][ T2561] RSP: 002b:00007fffa1f19da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.235227][ T2561] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ab7a4908e
[   46.235467][ T2561] RDX: 0000000000000000 RSI: 00007fffa1f19e50 RDI: 0000000000000005
[   46.235708][ T2561] RBP: 00007fffa1f19db0 R08: 0000000000000000 R09: 0000000000000000
[   46.235962][ T2561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.236211][ T2561] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa1f1a510
| [   46.270454][ T2562] ------------[ cut here ]------------
| [   46.270611][ T2562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2562
| [   46.270904][ T2562] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.271482][ T2562] Tainted: [W]=WARN
[   46.271593][ T2562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.271769][ T2562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.271955][ T2562] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.272452][ T2562] RSP: 0018:ffa00000063e6f70 EFLAGS: 00010286
[   46.272627][ T2562] RAX: 00000000ffffffa6 RBX: ff11000009b1d6c0 RCX: 1ff4000000c7cdb4
[   46.272834][ T2562] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d770
[   46.273046][ T2562] RBP: ff11000012f42000 R08: 1fe2200001363aef R09: ff1100000cb0d180
[   46.273258][ T2562] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   46.273464][ T2562] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   46.273679][ T2562] FS:  00007f75f5369840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.273926][ T2562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.274104][ T2562] CR2: 00000000222a6a28 CR3: 0000000012ee5006 CR4: 0000000000771ef0
[   46.274316][ T2562] PKRU: 55555554
[   46.274421][ T2562] Call Trace:
[   46.274526][ T2562]  <TASK>
[   46.274599][ T2562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.274738][ T2562]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.274881][ T2562]  notifier_call_chain (kernel/notifier.c:85)
[   46.275025][ T2562]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   46.275165][ T2562]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.275311][ T2562]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   46.275451][ T2562]  netdev_upper_dev_link (net/core/dev.c:8972)
[   46.275592][ T2562]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   46.275732][ T2562] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   46.275880][ T2562]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   46.276025][ T2562] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   46.276170][ T2562]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   46.276318][ T2562]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   46.276457][ T2562]  ? nla_strscpy (lib/nlattr.c:795)
[   46.276597][ T2562]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   46.276740][ T2562]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.276881][ T2562]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.277020][ T2562]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.277166][ T2562]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.277314][ T2562]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.277455][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.277593][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.277731][ T2562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.277873][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.278012][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.278154][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.278300][ T2562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.278439][ T2562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.278579][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.278718][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.278855][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.279000][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.279139][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.279282][ T2562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.279419][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.279558][ T2562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.279700][ T2562]  ? 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))
[   46.279838][ T2562]  ? 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))
[   46.280067][ T2562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.280213][ T2562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.280351][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.280495][ T2562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.280636][ T2562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.280776][ T2562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.281002][ T2562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.281225][ T2562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.281364][ T2562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.281535][ T2562]  ? move_addr_to_kernel (net/socket.c:258)
[   46.281675][ T2562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.281813][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.282031][ T2562]  ___sys_sendmsg (net/socket.c:2752)
[   46.282170][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.282346][ T2562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.282496][ T2562]  __sys_sendmsg (net/socket.c:2784)
[   46.282635][ T2562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.282774][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.283031][ T2562]  ? 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)
[   46.283170][ T2562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.283316][ T2562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.283455][ T2562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.283593][ T2562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.283733][ T2562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.283993][ T2562] RIP: 0033:0x7f75f55a308e
[   46.284141][ T2562] 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
[   46.284637][ T2562] RSP: 002b:00007ffda858ce60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.284845][ T2562] RAX: ffffffffffffffda RBX: 00007ffda858d600 RCX: 00007f75f55a308e
[   46.285140][ T2562] RDX: 0000000000000000 RSI: 00007ffda858cf10 RDI: 0000000000000005
[   46.285349][ T2562] RBP: 00007ffda858ce70 R08: 0000000000000000 R09: 0000000000000000
[   46.285556][ T2562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.285762][ T2562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda858d5d8
| [   46.287399][ T2562] ------------[ cut here ]------------
| [   46.287533][ T2562] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2562
| [   46.287804][ T2562] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.288374][ T2562] Tainted: [W]=WARN
[   46.288478][ T2562] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.288651][ T2562] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.288831][ T2562] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.289330][ T2562] RSP: 0018:ffa00000063e6fd0 EFLAGS: 00010286
[   46.289508][ T2562] RAX: 00000000ffffffa6 RBX: ff11000009b1de40 RCX: 1ff4000000c7cdc0
[   46.289714][ T2562] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1def0
[   46.289924][ T2562] RBP: ff110000119ca000 R08: 1fe2200001363bdf R09: ff1100000cb0d180
[   46.290130][ T2562] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.290340][ T2562] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   46.290546][ T2562] FS:  00007f75f5369840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.290786][ T2562] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.290977][ T2562] CR2: 00000000222a6a28 CR3: 0000000012ee5006 CR4: 0000000000771ef0
[   46.291189][ T2562] PKRU: 55555554
[   46.291293][ T2562] Call Trace:
[   46.291397][ T2562]  <TASK>
[   46.291469][ T2562]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.291614][ T2562]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.291720][ T2562]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.291858][ T2562]  __dev_notify_flags (net/core/dev.c:9787)
[   46.292003][ T2562]  ? netif_change_name (net/core/dev.c:1495)
[   46.292143][ T2562]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   46.292288][ T2562]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   46.292427][ T2562]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   46.292568][ T2562] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   46.292710][ T2562]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   46.292853][ T2562] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   46.292999][ T2562]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   46.293142][ T2562]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   46.293284][ T2562]  ? nla_strscpy (lib/nlattr.c:795)
[   46.293424][ T2562]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   46.293563][ T2562]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.293701][ T2562]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.293839][ T2562]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.293987][ T2562]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.294130][ T2562]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.294275][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.294415][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.294557][ T2562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.294694][ T2562]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.294833][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.294981][ T2562]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.295120][ T2562]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.295346][ T2562]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.295496][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.295643][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.295792][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.295939][ T2562]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.296077][ T2562]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.296221][ T2562]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.296358][ T2562]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.296496][ T2562]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.296637][ T2562]  ? 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))
[   46.296777][ T2562]  ? 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))
[   46.296922][ T2562]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.297061][ T2562]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.297202][ T2562]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.297341][ T2562]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.297481][ T2562]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.297621][ T2562]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.297760][ T2562]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.297905][ T2562]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.298041][ T2562]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.298217][ T2562]  ? move_addr_to_kernel (net/socket.c:258)
[   46.298356][ T2562]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.298493][ T2562]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.298633][ T2562]  ___sys_sendmsg (net/socket.c:2752)
[   46.298769][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.298946][ T2562]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.299097][ T2562]  __sys_sendmsg (net/socket.c:2784)
[   46.299241][ T2562]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.299379][ T2562]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.299553][ T2562]  ? 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)
[   46.299691][ T2562]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.299830][ T2562]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.299974][ T2562]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.300111][ T2562]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.300253][ T2562]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.300422][ T2562] RIP: 0033:0x7f75f55a308e
[   46.300565][ T2562] 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
[   46.301059][ T2562] RSP: 002b:00007ffda858ce60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.301273][ T2562] RAX: ffffffffffffffda RBX: 00007ffda858d600 RCX: 00007f75f55a308e
[   46.301479][ T2562] RDX: 0000000000000000 RSI: 00007ffda858cf10 RDI: 0000000000000005
[   46.301684][ T2562] RBP: 00007ffda858ce70 R08: 0000000000000000 R09: 0000000000000000
[   46.301895][ T2562] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.302101][ T2562] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda858d5d8
| [   46.332557][ T2563] ------------[ cut here ]------------
| [   46.332704][ T2563] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2563
| [   46.332974][ T2563] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.333505][ T2563] Tainted: [W]=WARN
[   46.333603][ T2563] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.333765][ T2563] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.333939][ T2563] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.334400][ T2563] RSP: 0018:ffa00000063f7020 EFLAGS: 00010286
[   46.334565][ T2563] RAX: 00000000ffffffa6 RBX: ff110000122b0f40 RCX: 1ff4000000c7edca
[   46.334757][ T2563] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000122b0ff0
[   46.334955][ T2563] RBP: ff110000119ca000 R08: 1fe22000024561ff R09: ff1100000f4e2e58
[   46.335148][ T2563] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   46.335343][ T2563] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.335540][ T2563] FS:  00007fba23c31840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   46.335768][ T2563] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.335939][ T2563] CR2: 00007fba23f011a0 CR3: 00000000101e9003 CR4: 0000000000771ef0
[   46.336137][ T2563] PKRU: 55555554
[   46.336239][ T2563] Call Trace:
[   46.336336][ T2563]  <TASK>
[   46.336403][ T2563]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.336538][ T2563]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.336637][ T2563]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.336767][ T2563]  __dev_notify_flags (net/core/dev.c:9787)
[   46.336904][ T2563]  ? netif_change_name (net/core/dev.c:1495)
[   46.337036][ T2563]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.337165][ T2563]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   46.337299][ T2563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.337429][ T2563]  ? 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))
[   46.337562][ T2563]  netif_change_flags (net/core/dev.c:9820)
[   46.337691][ T2563]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.337823][ T2563]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.337961][ T2563]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.338092][ T2563]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.338258][ T2563]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.338387][ T2563]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.338517][ T2563]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.338647][ T2563]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.338775][ T2563]  ? __kernel_text_address (kernel/extable.c:79)
[   46.338911][ T2563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.339043][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.339172][ T2563]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.339304][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.339434][ T2563]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.339568][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.339696][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.339826][ T2563]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.339961][ T2563]  ? __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)
[   46.340090][ T2563]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.340222][ T2563]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.340353][ T2563]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.340488][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.340622][ T2563]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.340755][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.340889][ T2563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.341018][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.341148][ T2563]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.341279][ T2563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.341413][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.341542][ T2563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.341671][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.341800][ T2563]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.341937][ T2563]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.342066][ T2563]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.342200][ T2563]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.342331][ T2563]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.342459][ T2563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.342590][ T2563]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.342719][ T2563]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.342849][ T2563]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.342983][ T2563]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.343115][ T2563]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.343252][ T2563]  ? 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))
[   46.343381][ T2563]  ? 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))
[   46.343512][ T2563]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.343642][ T2563]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.343771][ T2563]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.343906][ T2563]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.344036][ T2563]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.344166][ T2563]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.344300][ T2563]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.344428][ T2563]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.344558][ T2563]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.344717][ T2563]  ? move_addr_to_kernel (net/socket.c:258)
[   46.344849][ T2563]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.344984][ T2563]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.345116][ T2563]  ___sys_sendmsg (net/socket.c:2752)
[   46.345248][ T2563]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.345411][ T2563]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.345552][ T2563]  __sys_sendmsg (net/socket.c:2784)
[   46.345682][ T2563]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.345811][ T2563]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.345977][ T2563]  ? 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)
[   46.346105][ T2563]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.346240][ T2563]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.346369][ T2563]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.346499][ T2563]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.346629][ T2563]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.346789][ T2563] RIP: 0033:0x7fba23e6b08e
[   46.346929][ T2563] 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
[   46.347392][ T2563] RSP: 002b:00007ffed38baad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.347587][ T2563] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fba23e6b08e
[   46.347778][ T2563] RDX: 0000000000000000 RSI: 00007ffed38bab80 RDI: 0000000000000005
[   46.347973][ T2563] RBP: 00007ffed38baae0 R08: 0000000000000000 R09: 0000000000000000
[   46.348165][ T2563] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.348362][ T2563] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed38bb240
| [   46.386532][ T2566] ------------[ cut here ]------------
| [   46.386686][ T2566] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2566
| [   46.387548][ T2566] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.388116][ T2566] Tainted: [W]=WARN
[   46.388225][ T2566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.388399][ T2566] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.388580][ T2566] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.389075][ T2566] RSP: 0018:ffa00000063f6f70 EFLAGS: 00010286
[   46.389253][ T2566] RAX: 00000000ffffffa6 RBX: ff1100000f18e7c0 RCX: 1ff4000000c7edb4
[   46.389459][ T2566] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18e870
[   46.389665][ T2566] RBP: ff11000012f42000 R08: 1fe2200001e31d0f R09: ff1100000c8b0b80
[   46.389875][ T2566] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   46.390081][ T2566] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   46.390294][ T2566] FS:  00007f4fbfed0840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.390537][ T2566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.390710][ T2566] CR2: 00007f4fc01a01a0 CR3: 0000000013017006 CR4: 0000000000771ef0
[   46.390923][ T2566] PKRU: 55555554
[   46.391027][ T2566] Call Trace:
[   46.391130][ T2566]  <TASK>
[   46.391206][ T2566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.391345][ T2566]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.391484][ T2566]  notifier_call_chain (kernel/notifier.c:85)
[   46.391625][ T2566]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   46.391765][ T2566]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.391912][ T2566]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   46.392053][ T2566]  netdev_upper_dev_link (net/core/dev.c:8972)
[   46.392194][ T2566]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   46.392334][ T2566] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   46.392482][ T2566]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   46.392626][ T2566] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   46.392766][ T2566]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   46.392914][ T2566]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   46.393057][ T2566]  ? nla_strscpy (lib/nlattr.c:795)
[   46.393200][ T2566]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   46.393341][ T2566]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.393480][ T2566]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.393621][ T2566]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.393765][ T2566]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.393913][ T2566]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.394054][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.394196][ T2566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.394334][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.394472][ T2566]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.394609][ T2566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.394751][ T2566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.394898][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.395038][ T2566]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.395184][ T2566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.395324][ T2566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.395463][ T2566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.395603][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.395739][ T2566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.395884][ T2566]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.396021][ T2566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.396158][ T2566]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.396304][ T2566]  ? 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))
[   46.396442][ T2566]  ? 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))
[   46.396584][ T2566]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.396722][ T2566]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.396861][ T2566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.397007][ T2566]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.397148][ T2566]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.397290][ T2566]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.397430][ T2566]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.397568][ T2566]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.397707][ T2566]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.397884][ T2566]  ? move_addr_to_kernel (net/socket.c:258)
[   46.398024][ T2566]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.398162][ T2566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.398306][ T2566]  ___sys_sendmsg (net/socket.c:2752)
[   46.398443][ T2566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.398616][ T2566]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.398767][ T2566]  __sys_sendmsg (net/socket.c:2784)
[   46.398911][ T2566]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.399048][ T2566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.399226][ T2566]  ? 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)
[   46.399364][ T2566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.399504][ T2566]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.399641][ T2566]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.399777][ T2566]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.399920][ T2566]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.400094][ T2566] RIP: 0033:0x7f4fc010a08e
[   46.400242][ T2566] 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
[   46.400730][ T2566] RSP: 002b:00007ffe9cadf650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.400947][ T2566] RAX: ffffffffffffffda RBX: 00007ffe9cadfde8 RCX: 00007f4fc010a08e
[   46.401153][ T2566] RDX: 0000000000000000 RSI: 00007ffe9cadf700 RDI: 0000000000000005
[   46.401361][ T2566] RBP: 00007ffe9cadf660 R08: 0000000000000000 R09: 0000000000000000
[   46.401566][ T2566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.401771][ T2566] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9cadfdc0
| [   46.403377][ T2566] ------------[ cut here ]------------
| [   46.403511][ T2566] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2566
| [   46.403783][ T2566] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.404349][ T2566] Tainted: [W]=WARN
[   46.404453][ T2566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.404629][ T2566] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.404806][ T2566] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.405301][ T2566] RSP: 0018:ffa00000063f6fd0 EFLAGS: 00010286
[   46.405474][ T2566] RAX: 00000000ffffffa6 RBX: ff1100000c087240 RCX: 1ff4000000c7edc0
[   46.405679][ T2566] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0872f0
[   46.405891][ T2566] RBP: ff1100000cd92000 R08: 1fe2200001810e5f R09: ff1100000c8b0b80
[   46.406098][ T2566] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.406307][ T2566] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cd92e04
[   46.406515][ T2566] FS:  00007f4fbfed0840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.406757][ T2566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.406935][ T2566] CR2: 00007f4fc01a01a0 CR3: 0000000013017006 CR4: 0000000000771ef0
[   46.407142][ T2566] PKRU: 55555554
[   46.407248][ T2566] Call Trace:
[   46.407350][ T2566]  <TASK>
[   46.407421][ T2566]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.407561][ T2566]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.407666][ T2566]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   46.407803][ T2566]  __dev_notify_flags (net/core/dev.c:9787)
[   46.407945][ T2566]  ? netif_change_name (net/core/dev.c:1495)
[   46.408084][ T2566]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   46.408225][ T2566]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   46.408362][ T2566]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   46.408503][ T2566] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   46.408644][ T2566]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   46.408786][ T2566] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   46.408930][ T2566]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   46.409073][ T2566]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   46.409218][ T2566]  ? nla_strscpy (lib/nlattr.c:795)
[   46.409357][ T2566]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   46.409497][ T2566]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.409633][ T2566]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.409772][ T2566]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.409918][ T2566]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.410060][ T2566]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.410203][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.410340][ T2566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.410478][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.410613][ T2566]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.410750][ T2566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.410916][ T2566]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.411056][ T2566]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.411197][ T2566]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.411336][ T2566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.411473][ T2566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.411611][ T2566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.411752][ T2566]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.411894][ T2566]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.412033][ T2566]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.412171][ T2566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.412315][ T2566]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.412458][ T2566]  ? 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))
[   46.412595][ T2566]  ? 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))
[   46.412734][ T2566]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.412876][ T2566]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.413018][ T2566]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.413157][ T2566]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.413300][ T2566]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.413439][ T2566]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.413578][ T2566]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.413714][ T2566]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.413851][ T2566]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.414025][ T2566]  ? move_addr_to_kernel (net/socket.c:258)
[   46.414164][ T2566]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.414306][ T2566]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.414446][ T2566]  ___sys_sendmsg (net/socket.c:2752)
[   46.414581][ T2566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.414751][ T2566]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.414906][ T2566]  __sys_sendmsg (net/socket.c:2784)
[   46.415045][ T2566]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.415187][ T2566]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.415361][ T2566]  ? 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)
[   46.415500][ T2566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.415637][ T2566]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.415773][ T2566]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.415913][ T2566]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.416051][ T2566]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.416223][ T2566] RIP: 0033:0x7f4fc010a08e
[   46.416366][ T2566] 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
[   46.416856][ T2566] RSP: 002b:00007ffe9cadf650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.417069][ T2566] RAX: ffffffffffffffda RBX: 00007ffe9cadfde8 RCX: 00007f4fc010a08e
[   46.417280][ T2566] RDX: 0000000000000000 RSI: 00007ffe9cadf700 RDI: 0000000000000005
[   46.417485][ T2566] RBP: 00007ffe9cadf660 R08: 0000000000000000 R09: 0000000000000000
[   46.417695][ T2566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.417907][ T2566] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe9cadfdc0
| [   46.442300][ T2567] ------------[ cut here ]------------
| [   46.442445][ T2567] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2567
| [   46.442707][ T2567] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.443250][ T2567] Tainted: [W]=WARN
[   46.443349][ T2567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.443512][ T2567] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.443683][ T2567] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.444149][ T2567] RSP: 0018:ffa0000006407020 EFLAGS: 00010286
[   46.444317][ T2567] RAX: 00000000ffffffa6 RBX: ff1100000c0876c0 RCX: 1ff4000000c80dca
[   46.444512][ T2567] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087770
[   46.444707][ T2567] RBP: ff1100000cd92000 R08: 1fe2200001810eef R09: ff11000010c8d158
[   46.445104][ T2567] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   46.445306][ T2567] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.445506][ T2567] FS:  00007f8c2fc62840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   46.445730][ T2567] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.445896][ T2567] CR2: 00007f8c2ff321a0 CR3: 0000000013014001 CR4: 0000000000771ef0
[   46.446089][ T2567] PKRU: 55555554
[   46.446191][ T2567] Call Trace:
[   46.446288][ T2567]  <TASK>
[   46.446355][ T2567]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.446491][ T2567]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.446590][ T2567]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.446721][ T2567]  __dev_notify_flags (net/core/dev.c:9787)
[   46.446852][ T2567]  ? netif_change_name (net/core/dev.c:1495)
[   46.446989][ T2567]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.447120][ T2567]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   46.447254][ T2567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.447383][ T2567]  ? 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))
[   46.447515][ T2567]  netif_change_flags (net/core/dev.c:9820)
[   46.447645][ T2567]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.447776][ T2567]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.447913][ T2567]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.448043][ T2567]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.448210][ T2567]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.448339][ T2567]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.448470][ T2567]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.448600][ T2567]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.448728][ T2567]  ? __kernel_text_address (kernel/extable.c:79)
[   46.448858][ T2567]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.448996][ T2567]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.449126][ T2567]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.449259][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.449389][ T2567]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.449518][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.449647][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.449775][ T2567]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.449974][ T2567]  ? __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)
[   46.450107][ T2567]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.450240][ T2567]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.450371][ T2567]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.450504][ T2567]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.450636][ T2567]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.450768][ T2567]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.450994][ T2567]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.451124][ T2567]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.451259][ T2567]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.451388][ T2567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.451521][ T2567]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.451651][ T2567]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.451782][ T2567]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.451987][ T2567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.452117][ T2567]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.452252][ T2567]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.452381][ T2567]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.452511][ T2567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.452640][ T2567]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.452772][ T2567]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.452989][ T2567]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.453120][ T2567]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.453252][ T2567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.453384][ T2567]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.453518][ T2567]  ? 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))
[   46.453647][ T2567]  ? 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))
[   46.453779][ T2567]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.453983][ T2567]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.454113][ T2567]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.454251][ T2567]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.454384][ T2567]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.454514][ T2567]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.454646][ T2567]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.454775][ T2567]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.454959][ T2567]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.455120][ T2567]  ? move_addr_to_kernel (net/socket.c:258)
[   46.455253][ T2567]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.455383][ T2567]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.455515][ T2567]  ___sys_sendmsg (net/socket.c:2752)
[   46.455645][ T2567]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.455807][ T2567]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.456002][ T2567]  __sys_sendmsg (net/socket.c:2784)
[   46.456131][ T2567]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.456266][ T2567]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.456431][ T2567]  ? 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)
[   46.456563][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.456694][ T2567]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.456826][ T2567]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.457010][ T2567]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.457139][ T2567]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.457306][ T2567] RIP: 0033:0x7f8c2fe9c08e
[   46.457441][ T2567] 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
[   46.457961][ T2567] RSP: 002b:00007ffe7d9071c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.458159][ T2567] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c2fe9c08e
[   46.458361][ T2567] RDX: 0000000000000000 RSI: 00007ffe7d907270 RDI: 0000000000000005
[   46.458558][ T2567] RBP: 00007ffe7d9071d0 R08: 0000000000000000 R09: 0000000000000000
[   46.458750][ T2567] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.459001][ T2567] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe7d907930
| [   46.512555][ T2572] ------------[ cut here ]------------
| [   46.512706][ T2572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2572
| [   46.512978][ T2572] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.513521][ T2572] Tainted: [W]=WARN
[   46.513623][ T2572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.513786][ T2572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.513962][ T2572] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.514429][ T2572] RSP: 0018:ffa0000006356fe0 EFLAGS: 00010286
[   46.514600][ T2572] RAX: 00000000ffffffa6 RBX: ff1100000cf01cc0 RCX: 1ff4000000c6adc2
[   46.514795][ T2572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf01d70
[   46.515053][ T2572] RBP: ff11000012f42000 R08: 1fe22000019e03af R09: ff11000013125158
[   46.515305][ T2572] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   46.515500][ T2572] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   46.515696][ T2572] FS:  00007fd26b443840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.515983][ T2572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.516149][ T2572] CR2: 0000000003d19988 CR3: 0000000011b0e003 CR4: 0000000000771ef0
[   46.516349][ T2572] PKRU: 55555554
[   46.516466][ T2572] Call Trace:
[   46.516571][ T2572]  <TASK>
[   46.516642][ T2572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.516775][ T2572]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.517007][ T2572]  notifier_call_chain (kernel/notifier.c:85)
[   46.517142][ T2572]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   46.517276][ T2572]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   46.517439][ T2572]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.517570][ T2572]  ? 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)
[   46.517701][ T2572]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.517832][ T2572]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   46.518041][ T2572]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   46.518208][ T2572] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   46.518343][ T2572]  ? write_profile (kernel/profile.c:194)
[   46.518475][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.518606][ T2572]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   46.518774][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.518972][ T2572]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   46.519103][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.519238][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.519369][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.519501][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.519631][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.519779][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.519995][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.520126][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.520260][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.520392][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.520524][ T2572]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.520659][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.520789][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.521006][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.521137][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.521273][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.521404][ T2572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.521536][ T2572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.521666][ T2572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.521798][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.521998][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.522128][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.522263][ T2572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.522392][ T2572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.522522][ T2572]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.522656][ T2572]  ? 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))
[   46.522786][ T2572]  ? 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))
[   46.523032][ T2572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.523164][ T2572]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.523299][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.523432][ T2572]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.523562][ T2572]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.523694][ T2572]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.523826][ T2572]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.524035][ T2572]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.524166][ T2572]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.524332][ T2572]  ? move_addr_to_kernel (net/socket.c:258)
[   46.524463][ T2572]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.524593][ T2572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.524725][ T2572]  ___sys_sendmsg (net/socket.c:2752)
[   46.524855][ T2572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.525096][ T2572]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.525244][ T2572]  __sys_sendmsg (net/socket.c:2784)
[   46.525375][ T2572]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.525504][ T2572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.525668][ T2572]  ? 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)
[   46.525801][ T2572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.526020][ T2572]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.526152][ T2572]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.526285][ T2572]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.526416][ T2572]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.526579][ T2572] RIP: 0033:0x7fd26b67d08e
[   46.526715][ T2572] 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
[   46.527262][ T2572] RSP: 002b:00007ffd0b3d9c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.527459][ T2572] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd26b67d08e
[   46.527653][ T2572] RDX: 0000000000000000 RSI: 00007ffd0b3d9cb0 RDI: 0000000000000005
[   46.527847][ T2572] RBP: 00007ffd0b3d9c10 R08: 0000000000000000 R09: 0000000000000000
[   46.528047][ T2572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.528246][ T2572] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0b3da370
| [   46.537631][ T2572] ------------[ cut here ]------------
| [   46.537768][ T2572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2572
| [   46.538030][ T2572] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.538548][ T2572] Tainted: [W]=WARN
[   46.538649][ T2572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.538809][ T2572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.538976][ T2572] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.539431][ T2572] RSP: 0018:ffa0000006357060 EFLAGS: 00010286
[   46.539591][ T2572] RAX: 00000000ffffffa6 RBX: ff1100000cf007c0 RCX: 1ff4000000c6add2
[   46.539777][ T2572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf00870
[   46.540112][ T2572] RBP: ff1100000cd92000 R08: 1fe22000019e010f R09: ff11000013125158
[   46.540306][ T2572] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.540494][ T2572] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006357100
[   46.540684][ T2572] FS:  00007fd26b443840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.540918][ T2572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.541076][ T2572] CR2: 0000000003d19988 CR3: 0000000011b0e003 CR4: 0000000000771ef0
[   46.541270][ T2572] PKRU: 55555554
[   46.541365][ T2572] Call Trace:
[   46.541459][ T2572]  <TASK>
[   46.541525][ T2572]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.541653][ T2572]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.541750][ T2572]  netif_close_many (net/core/dev.c:1804)
[   46.541881][ T2572]  ? 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)
[   46.542007][ T2572]  ? __dev_close_many (net/core/dev.c:1781)
[   46.542134][ T2572]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.542299][ T2572]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.542459][ T2572]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   46.542590][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.542717][ T2572]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.542878][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.543006][ T2572]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.543133][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.543264][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.543390][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.543516][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.543641][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.543785][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.543918][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.544045][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.544170][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.544300][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.544427][ T2572]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.544555][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.544681][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.544808][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.544937][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.545065][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.545197][ T2572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.545325][ T2572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.545451][ T2572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.545577][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.545704][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.545832][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.545965][ T2572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.546089][ T2572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.546220][ T2572]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.546349][ T2572]  ? 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))
[   46.546475][ T2572]  ? 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))
[   46.546603][ T2572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.546730][ T2572]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.546857][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.546991][ T2572]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.547119][ T2572]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.547250][ T2572]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.547377][ T2572]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.547502][ T2572]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.547631][ T2572]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.547786][ T2572]  ? move_addr_to_kernel (net/socket.c:258)
[   46.547919][ T2572]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.548044][ T2572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.548172][ T2572]  ___sys_sendmsg (net/socket.c:2752)
[   46.548303][ T2572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.548462][ T2572]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.548599][ T2572]  __sys_sendmsg (net/socket.c:2784)
[   46.548725][ T2572]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.548850][ T2572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.549016][ T2572]  ? 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)
[   46.549143][ T2572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.549273][ T2572]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.549398][ T2572]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.549524][ T2572]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.549650][ T2572]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.549805][ T2572] RIP: 0033:0x7fd26b67d08e
[   46.549942][ T2572] 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
[   46.550393][ T2572] RSP: 002b:00007ffd0b3d9c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.550587][ T2572] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd26b67d08e
[   46.550776][ T2572] RDX: 0000000000000000 RSI: 00007ffd0b3d9cb0 RDI: 0000000000000005
[   46.550970][ T2572] RBP: 00007ffd0b3d9c10 R08: 0000000000000000 R09: 0000000000000000
[   46.551158][ T2572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.551351][ T2572] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0b3da370
| [   46.553662][ T2572] ------------[ cut here ]------------
| [   46.553786][ T2572] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2572
| [   46.554152][ T2572] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.554653][ T2572] Tainted: [W]=WARN
[   46.554745][ T2572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.554902][ T2572] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.555060][ T2572] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.555493][ T2572] RSP: 0018:ffa0000006357190 EFLAGS: 00010286
[   46.555646][ T2572] RAX: 00000000ffffffa6 RBX: ff1100001194fb40 RCX: 1ff4000000c6adf8
[   46.555826][ T2572] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fbf0
[   46.556014][ T2572] RBP: ff1100000cd92000 R08: 1fe2200002329f7f R09: ff11000013125158
[   46.556200][ T2572] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.556381][ T2572] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.556565][ T2572] FS:  00007fd26b443840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.556779][ T2572] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.556935][ T2572] CR2: 0000000003d19988 CR3: 0000000011b0e003 CR4: 0000000000771ef0
[   46.557117][ T2572] PKRU: 55555554
[   46.557212][ T2572] Call Trace:
[   46.557303][ T2572]  <TASK>
[   46.557368][ T2572]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.557522][ T2572]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.557675][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.557800][ T2572]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.557928][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.558049][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.558181][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.558308][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.558431][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.558570][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.558690][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.558811][ T2572]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.558937][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.559059][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.559186][ T2572]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.559310][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.559431][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.559553][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.559674][ T2572]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.559799][ T2572]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.559926][ T2572]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.560048][ T2572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.560171][ T2572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.560299][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.560422][ T2572]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.560543][ T2572]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.560666][ T2572]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.560789][ T2572]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.560928][ T2572]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.561052][ T2572]  ? 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))
[   46.561178][ T2572]  ? 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))
[   46.561302][ T2572]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.561425][ T2572]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.561547][ T2572]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.561670][ T2572]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.561793][ T2572]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.561922][ T2572]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.562046][ T2572]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.562167][ T2572]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.562292][ T2572]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.562442][ T2572]  ? move_addr_to_kernel (net/socket.c:258)
[   46.562565][ T2572]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.562686][ T2572]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.562808][ T2572]  ___sys_sendmsg (net/socket.c:2752)
[   46.562936][ T2572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.563087][ T2572]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.563223][ T2572]  __sys_sendmsg (net/socket.c:2784)
[   46.563345][ T2572]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.563469][ T2572]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.563623][ T2572]  ? 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)
[   46.563746][ T2572]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.563873][ T2572]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.563995][ T2572]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.564115][ T2572]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.564240][ T2572]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.564393][ T2572] RIP: 0033:0x7fd26b67d08e
[   46.564518][ T2572] 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
[   46.564949][ T2572] RSP: 002b:00007ffd0b3d9c00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.565131][ T2572] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd26b67d08e
[   46.565313][ T2572] RDX: 0000000000000000 RSI: 00007ffd0b3d9cb0 RDI: 0000000000000005
[   46.565493][ T2572] RBP: 00007ffd0b3d9c10 R08: 0000000000000000 R09: 0000000000000000
[   46.565673][ T2572] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb53
[   46.565856][ T2572] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0b3da370
| [   46.630033][ T2576] ------------[ cut here ]------------
| [   46.630191][ T2576] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2576
| [   46.630456][ T2576] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.630994][ T2576] Tainted: [W]=WARN
[   46.631092][ T2576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.631261][ T2576] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.631429][ T2576] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.631896][ T2576] RSP: 0018:ffa0000006356fe0 EFLAGS: 00010286
[   46.632066][ T2576] RAX: 00000000ffffffa6 RBX: ff1100000f3fdcc0 RCX: 1ff4000000c6adc2
[   46.632266][ T2576] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdd70
[   46.632458][ T2576] RBP: ff11000012f42000 R08: 1fe2200001e7fbaf R09: ff1100001314ae58
[   46.632650][ T2576] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   46.632841][ T2576] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.633040][ T2576] FS:  00007faeb3521840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   46.633270][ T2576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.633433][ T2576] CR2: 00007faeb37f11a0 CR3: 000000000b827001 CR4: 0000000000771ef0
[   46.633627][ T2576] PKRU: 55555554
[   46.633723][ T2576] Call Trace:
[   46.633821][ T2576]  <TASK>
[   46.633895][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.634028][ T2576]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   46.634160][ T2576]  notifier_call_chain (kernel/notifier.c:85)
[   46.634296][ T2576]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   46.634426][ T2576]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   46.634590][ T2576]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.634719][ T2576]  ? 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)
[   46.634848][ T2576]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.634986][ T2576]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   46.635115][ T2576]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   46.635282][ T2576] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   46.635415][ T2576]  ? write_profile (kernel/profile.c:194)
[   46.635545][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.635674][ T2576]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   46.635838][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.635974][ T2576]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   46.636103][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.636237][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.636366][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.636495][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.636623][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.636770][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.636905][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.637035][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.637165][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.637299][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.637429][ T2576]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.637560][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.637688][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.637816][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.638008][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.638139][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.638272][ T2576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.638401][ T2576]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.638530][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.638659][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.638789][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.638974][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.639106][ T2576]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.639238][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.639366][ T2576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.639497][ T2576]  ? 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))
[   46.639626][ T2576]  ? 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))
[   46.639757][ T2576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.639932][ T2576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.640065][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.640199][ T2576]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.640329][ T2576]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.640458][ T2576]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.640589][ T2576]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.640717][ T2576]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.640847][ T2576]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.641014][ T2576]  ? move_addr_to_kernel (net/socket.c:258)
[   46.641145][ T2576]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.641276][ T2576]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.641408][ T2576]  ___sys_sendmsg (net/socket.c:2752)
[   46.641537][ T2576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.641697][ T2576]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.641839][ T2576]  __sys_sendmsg (net/socket.c:2784)
[   46.641972][ T2576]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.642102][ T2576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.642270][ T2576]  ? 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)
[   46.642400][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.642531][ T2576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.642659][ T2576]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.642787][ T2576]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.642923][ T2576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.643084][ T2576] RIP: 0033:0x7faeb375b08e
[   46.643221][ T2576] 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
[   46.643678][ T2576] RSP: 002b:00007fff0e0742e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.643876][ T2576] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faeb375b08e
[   46.644070][ T2576] RDX: 0000000000000000 RSI: 00007fff0e074390 RDI: 0000000000000005
[   46.644264][ T2576] RBP: 00007fff0e0742f0 R08: 0000000000000000 R09: 0000000000000000
[   46.644457][ T2576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.644648][ T2576] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0e074a50
| [   46.646367][ T2576] ------------[ cut here ]------------
| [   46.646491][ T2576] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2576
| [   46.646736][ T2576] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.647250][ T2576] Tainted: [W]=WARN
[   46.647345][ T2576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.647502][ T2576] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.647664][ T2576] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.648109][ T2576] RSP: 0018:ffa0000006357060 EFLAGS: 00010286
[   46.648275][ T2576] RAX: 00000000ffffffa6 RBX: ff110000100ae040 RCX: 1ff4000000c6add2
[   46.648461][ T2576] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae0f0
[   46.648652][ T2576] RBP: ff110000119ca000 R08: 1fe2200002015c1f R09: ff1100001314ae58
[   46.648843][ T2576] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   46.649035][ T2576] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006357100
[   46.649230][ T2576] FS:  00007faeb3521840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   46.649449][ T2576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.649607][ T2576] CR2: 00007faeb37f11a0 CR3: 000000000b827001 CR4: 0000000000771ef0
[   46.649794][ T2576] PKRU: 55555554
[   46.649893][ T2576] Call Trace:
[   46.649987][ T2576]  <TASK>
[   46.650052][ T2576]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.650182][ T2576]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.650278][ T2576]  netif_close_many (net/core/dev.c:1804)
[   46.650404][ T2576]  ? 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)
[   46.650528][ T2576]  ? __dev_close_many (net/core/dev.c:1781)
[   46.650653][ T2576]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.650811][ T2576]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.650970][ T2576]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   46.651099][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.651228][ T2576]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.651385][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.651511][ T2576]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.651635][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.651760][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.651891][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.652015][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.652139][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.652285][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.652408][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.652532][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.652657][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.652781][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.652911][ T2576]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.653037][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.653162][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.653291][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.653415][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.653541][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.653667][ T2576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.653792][ T2576]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.653924][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.654048][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.654184][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.654308][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.654434][ T2576]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.654557][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.654682][ T2576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.654810][ T2576]  ? 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))
[   46.654939][ T2576]  ? 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))
[   46.655067][ T2576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.655195][ T2576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.655319][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.655444][ T2576]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.655570][ T2576]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.655694][ T2576]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.655822][ T2576]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.655952][ T2576]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.656077][ T2576]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.656235][ T2576]  ? move_addr_to_kernel (net/socket.c:258)
[   46.656361][ T2576]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.656484][ T2576]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.656611][ T2576]  ___sys_sendmsg (net/socket.c:2752)
[   46.656736][ T2576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.656896][ T2576]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.657033][ T2576]  __sys_sendmsg (net/socket.c:2784)
[   46.657157][ T2576]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.657284][ T2576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.657441][ T2576]  ? 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)
[   46.657566][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.657691][ T2576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.657815][ T2576]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.657951][ T2576]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.658077][ T2576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.658239][ T2576] RIP: 0033:0x7faeb375b08e
[   46.658369][ T2576] 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
[   46.658810][ T2576] RSP: 002b:00007fff0e0742e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.659001][ T2576] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faeb375b08e
[   46.659189][ T2576] RDX: 0000000000000000 RSI: 00007fff0e074390 RDI: 0000000000000005
[   46.659375][ T2576] RBP: 00007fff0e0742f0 R08: 0000000000000000 R09: 0000000000000000
[   46.659561][ T2576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.659746][ T2576] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0e074a50
| [   46.662056][ T2576] ------------[ cut here ]------------
| [   46.662185][ T2576] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2576
| [   46.662422][ T2576] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.663510][ T2576] Tainted: [W]=WARN
[   46.663604][ T2576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.663803][ T2576] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.664014][ T2576] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.664446][ T2576] RSP: 0018:ffa0000006357190 EFLAGS: 00010286
[   46.664597][ T2576] RAX: 00000000ffffffa6 RBX: ff110000100ae1c0 RCX: 1ff4000000c6adf8
[   46.664777][ T2576] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae270
[   46.665007][ T2576] RBP: ff110000119ca000 R08: 1fe2200002015c4f R09: ff1100001314ae58
[   46.665192][ T2576] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   46.665372][ T2576] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.665553][ T2576] FS:  00007faeb3521840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   46.665764][ T2576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.665977][ T2576] CR2: 00007faeb37f11a0 CR3: 000000000b827001 CR4: 0000000000771ef0
[   46.666159][ T2576] PKRU: 55555554
[   46.666253][ T2576] Call Trace:
[   46.666344][ T2576]  <TASK>
[   46.666406][ T2576]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.666559][ T2576]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.666710][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.666832][ T2576]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.667015][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.667137][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.667261][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.667381][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.667504][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.667644][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.667765][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.667938][ T2576]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.668108][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.668234][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.668355][ T2576]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.668478][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.668599][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.668721][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.668844][ T2576]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.669015][ T2576]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.669135][ T2576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.669258][ T2576]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.669379][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.669500][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.669628][ T2576]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.669748][ T2576]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.669921][ T2576]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.670041][ T2576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.670163][ T2576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.670291][ T2576]  ? 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))
[   46.670412][ T2576]  ? 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))
[   46.670539][ T2576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.670661][ T2576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.670782][ T2576]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.670954][ T2576]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.671076][ T2576]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.671202][ T2576]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.671325][ T2576]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.671446][ T2576]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.671566][ T2576]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.671714][ T2576]  ? move_addr_to_kernel (net/socket.c:258)
[   46.671838][ T2576]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.672012][ T2576]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.672135][ T2576]  ___sys_sendmsg (net/socket.c:2752)
[   46.672258][ T2576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.672423][ T2576]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.672557][ T2576]  __sys_sendmsg (net/socket.c:2784)
[   46.672678][ T2576]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.672800][ T2576]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.673002][ T2576]  ? 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)
[   46.673123][ T2576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.673250][ T2576]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.673369][ T2576]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.673488][ T2576]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.673609][ T2576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.673769][ T2576] RIP: 0033:0x7faeb375b08e
[   46.673950][ T2576] 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
[   46.674385][ T2576] RSP: 002b:00007fff0e0742e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.674568][ T2576] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faeb375b08e
[   46.674749][ T2576] RDX: 0000000000000000 RSI: 00007fff0e074390 RDI: 0000000000000005
[   46.674980][ T2576] RBP: 00007fff0e0742f0 R08: 0000000000000000 R09: 0000000000000000
[   46.675159][ T2576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.675344][ T2576] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff0e074a50
| [   46.719411][ T2578] ------------[ cut here ]------------
| [   46.719561][ T2578] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2578
| [   46.719830][ T2578] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.720382][ T2578] Tainted: [W]=WARN
[   46.720483][ T2578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.720649][ T2578] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.720823][ T2578] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.721958][ T2578] RSP: 0018:ffa00000064471b0 EFLAGS: 00010286
[   46.722127][ T2578] RAX: 00000000ffffffa6 RBX: ff11000010d47540 RCX: 1ff4000000c88dfc
[   46.722330][ T2578] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d475f0
[   46.722529][ T2578] RBP: ff11000010291000 R08: 1fe22000021a8ebf R09: ff1100001314d180
[   46.722728][ T2578] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   46.722932][ T2578] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   46.723132][ T2578] FS:  00007f80aaf76840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   46.723371][ T2578] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.723538][ T2578] CR2: 00007f80ab16f460 CR3: 000000000eb45002 CR4: 0000000000771ef0
[   46.723738][ T2578] PKRU: 55555554
[   46.723838][ T2578] Call Trace:
[   46.723942][ T2578]  <TASK>
[   46.724012][ T2578]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.724148][ T2578]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.724255][ T2578]  __dev_notify_flags (net/core/dev.c:9787)
[   46.724388][ T2578]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   46.724523][ T2578]  ? netif_change_name (net/core/dev.c:1495)
[   46.724659][ T2578]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   46.724793][ T2578]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   46.724933][ T2578]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.725065][ T2578]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.725201][ T2578]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.725339][ T2578]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.725475][ T2578]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.725610][ T2578]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.725743][ T2578]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.725881][ T2578]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.726012][ T2578]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.726146][ T2578]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.726288][ T2578]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.726422][ T2578]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.726553][ T2578]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.726684][ T2578]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.726815][ T2578]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.726952][ T2578]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.727086][ T2578]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.727218][ T2578]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.727352][ T2578]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.727482][ T2578]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.727613][ T2578]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.727746][ T2578]  ? 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))
[   46.727882][ T2578]  ? 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))
[   46.728015][ T2578]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.728146][ T2578]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.728282][ T2578]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.728415][ T2578]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.728547][ T2578]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.728678][ T2578]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.728812][ T2578]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.728948][ T2578]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.729079][ T2578]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.729245][ T2578]  ? move_addr_to_kernel (net/socket.c:258)
[   46.729382][ T2578]  ___sys_sendmsg (net/socket.c:2752)
[   46.729511][ T2578]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.729642][ T2578]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.729783][ T2578]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   46.729922][ T2578]  __sys_sendmsg (net/socket.c:2784)
[   46.730052][ T2578]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.730191][ T2578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.730322][ T2578]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.730453][ T2578]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.730584][ T2578]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.730714][ T2578]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.730846][ T2578]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.731013][ T2578] RIP: 0033:0x7f80ab1b008e
[   46.731149][ T2578] 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
[   46.731615][ T2578] RSP: 002b:00007fffd3bb3980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.731814][ T2578] RAX: ffffffffffffffda RBX: 00007fffd3bb4118 RCX: 00007f80ab1b008e
[   46.732016][ T2578] RDX: 0000000000000000 RSI: 00007fffd3bb3a30 RDI: 0000000000000005
[   46.732215][ T2578] RBP: 00007fffd3bb3990 R08: 0000000000000000 R09: 0000000000000000
[   46.732410][ T2578] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.732603][ T2578] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd3bb40f0
| [   46.768564][ T2580] ------------[ cut here ]------------
| [   46.768747][ T2580] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2580
| [   46.769072][ T2580] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.769709][ T2580] Tainted: [W]=WARN
[   46.769853][ T2580] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.770073][ T2580] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.770294][ T2580] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.770795][ T2580] RSP: 0018:ffa0000006357020 EFLAGS: 00010286
[   46.771028][ T2580] RAX: 00000000ffffffa6 RBX: ff110000100beac0 RCX: 1ff4000000c6adca
[   46.771274][ T2580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100beb70
[   46.771517][ T2580] RBP: ff11000010291000 R08: 1fe2200002017d6f R09: ff1100000b058b58
[   46.771756][ T2580] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   46.772007][ T2580] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   46.772255][ T2580] FS:  00007f538230d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   46.772527][ T2580] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.772738][ T2580] CR2: 000000003e917988 CR3: 00000000102c2002 CR4: 0000000000771ef0
[   46.772991][ T2580] PKRU: 55555554
[   46.773135][ T2580] Call Trace:
[   46.773285][ T2580]  <TASK>
[   46.773400][ T2580]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.773580][ T2580]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.773727][ T2580]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   46.773914][ T2580]  __dev_notify_flags (net/core/dev.c:9787)
[   46.774092][ T2580]  ? netif_change_name (net/core/dev.c:1495)
[   46.774273][ T2580]  ? __dev_change_flags (net/core/dev.c:9752)
[   46.774449][ T2580]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   46.774625][ T2580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.774804][ T2580]  ? 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))
[   46.775101][ T2580]  netif_change_flags (net/core/dev.c:9820)
[   46.775353][ T2580]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.775610][ T2580]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   46.775888][ T2580]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   46.776160][ T2580]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   46.776419][ T2580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.776595][ T2580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.776771][ T2580]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.776959][ T2580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.777139][ T2580]  ? __kernel_text_address (kernel/extable.c:79)
[   46.777319][ T2580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.777501][ T2580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.777678][ T2580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.777854][ T2580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.778041][ T2580]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.778226][ T2580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.778405][ T2580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.778582][ T2580]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   46.778758][ T2580]  ? __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)
[   46.778944][ T2580]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   46.779123][ T2580]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   46.779313][ T2580]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   46.779491][ T2580]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   46.779670][ T2580]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.779850][ T2580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.780039][ T2580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.780222][ T2580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.780396][ T2580]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.780572][ T2580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.780752][ T2580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.780941][ T2580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.781121][ T2580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.781304][ T2580]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.781482][ T2580]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.781663][ T2580]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.781841][ T2580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.782029][ T2580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.782212][ T2580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.782391][ T2580]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.782570][ T2580]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.782750][ T2580]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.782944][ T2580]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.783124][ T2580]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.783314][ T2580]  ? 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))
[   46.783492][ T2580]  ? 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))
[   46.783672][ T2580]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.783858][ T2580]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.784049][ T2580]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.784235][ T2580]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.784417][ T2580]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.784597][ T2580]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.784775][ T2580]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.784965][ T2580]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.785141][ T2580]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.785351][ T2580]  ? move_addr_to_kernel (net/socket.c:258)
[   46.785529][ T2580]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.785708][ T2580]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.785899][ T2580]  ___sys_sendmsg (net/socket.c:2752)
[   46.786075][ T2580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.786294][ T2580]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.786488][ T2580]  __sys_sendmsg (net/socket.c:2784)
[   46.786664][ T2580]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.786838][ T2580]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.787074][ T2580]  ? 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)
[   46.787255][ T2580]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.787434][ T2580]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.787609][ T2580]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.787784][ T2580]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.787974][ T2580]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.788187][ T2580] RIP: 0033:0x7f538254708e
[   46.788370][ T2580] 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
[   46.788978][ T2580] RSP: 002b:00007ffc6a725560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.789237][ T2580] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f538254708e
[   46.789567][ T2580] RDX: 0000000000000000 RSI: 00007ffc6a725610 RDI: 0000000000000005
[   46.789806][ T2580] RBP: 00007ffc6a725570 R08: 0000000000000000 R09: 0000000000000000
[   46.790142][ T2580] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.790390][ T2580] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc6a725cd0
| [   46.864037][ T2585] ------------[ cut here ]------------
| [   46.864190][ T2585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2585
| [   46.864447][ T2585] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.864978][ T2585] Tainted: [W]=WARN
[   46.865075][ T2585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.865240][ T2585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.865405][ T2585] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.865854][ T2585] RSP: 0018:ffa00000064a7060 EFLAGS: 00010286
[   46.866022][ T2585] RAX: 00000000ffffffa6 RBX: ff110000100aeac0 RCX: 1ff4000000c94dd2
[   46.866218][ T2585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100aeb70
[   46.866407][ T2585] RBP: ff11000010291000 R08: 1fe2200002015d6f R09: ff11000010c8ae58
[   46.866599][ T2585] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   46.866787][ T2585] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000064a7100
[   46.866985][ T2585] FS:  00007fd4f2f68840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.867215][ T2585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.867376][ T2585] CR2: 000000002c7c9988 CR3: 000000000c82f001 CR4: 0000000000771ef0
[   46.867568][ T2585] PKRU: 55555554
[   46.867664][ T2585] Call Trace:
[   46.867759][ T2585]  <TASK>
[   46.867827][ T2585]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.867963][ T2585]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.868061][ T2585]  netif_close_many (net/core/dev.c:1804)
[   46.868191][ T2585]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   46.868318][ T2585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.868444][ T2585]  ? __dev_close_many (net/core/dev.c:1781)
[   46.868572][ T2585]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   46.868731][ T2585]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   46.869493][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.869624][ T2585]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.869782][ T2585]  ? 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)
[   46.869911][ T2585]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.870038][ T2585]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.870202][ T2585]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   46.870329][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.870459][ T2585]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.870586][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.870711][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.870837][ T2585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.870969][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.871097][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.871294][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.871454][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.871589][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.871724][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.871858][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.871993][ T2585]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.872126][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.872263][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.872390][ T2585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.872517][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.872647][ T2585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.872778][ T2585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.872913][ T2585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.873042][ T2585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.873171][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.873306][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.873436][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.873573][ T2585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.873703][ T2585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.873831][ T2585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.873968][ T2585]  ? 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))
[   46.874094][ T2585]  ? 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))
[   46.874229][ T2585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.874357][ T2585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.874484][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.874612][ T2585]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.874740][ T2585]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.874884][ T2585]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.875013][ T2585]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.875140][ T2585]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.875273][ T2585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.875429][ T2585]  ? move_addr_to_kernel (net/socket.c:258)
[   46.875557][ T2585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.875683][ T2585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.875811][ T2585]  ___sys_sendmsg (net/socket.c:2752)
[   46.875941][ T2585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.876098][ T2585]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.876244][ T2585]  __sys_sendmsg (net/socket.c:2784)
[   46.876370][ T2585]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.876495][ T2585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.876655][ T2585]  ? 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)
[   46.876781][ T2585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.876910][ T2585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.877040][ T2585]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.877167][ T2585]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.877300][ T2585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.877456][ T2585] RIP: 0033:0x7fd4f31a208e
[   46.877589][ T2585] 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
[   46.878039][ T2585] RSP: 002b:00007ffc614ee760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.878232][ T2585] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd4f31a208e
[   46.878420][ T2585] RDX: 0000000000000000 RSI: 00007ffc614ee810 RDI: 0000000000000005
[   46.878608][ T2585] RBP: 00007ffc614ee770 R08: 0000000000000000 R09: 0000000000000000
[   46.878794][ T2585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.878987][ T2585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc614eeed0
| [   46.881293][ T2585] ------------[ cut here ]------------
| [   46.881419][ T2585] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2585
| [   46.881658][ T2585] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.882691][ T2585] Tainted: [W]=WARN
[   46.882784][ T2585] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.882941][ T2585] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.883099][ T2585] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.883533][ T2585] RSP: 0018:ffa00000064a7190 EFLAGS: 00010286
[   46.883686][ T2585] RAX: 00000000ffffffa6 RBX: ff1100000cc68c40 RCX: 1ff4000000c94df8
[   46.883873][ T2585] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68cf0
[   46.884055][ T2585] RBP: ff11000010291000 R08: 1fe220000198d19f R09: ff11000010c8ae58
[   46.884242][ T2585] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.884425][ T2585] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   46.884607][ T2585] FS:  00007fd4f2f68840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.884822][ T2585] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.884982][ T2585] CR2: 000000002c7c9988 CR3: 000000000c82f001 CR4: 0000000000771ef0
[   46.885166][ T2585] PKRU: 55555554
[   46.885263][ T2585] Call Trace:
[   46.885353][ T2585]  <TASK>
[   46.885416][ T2585]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   46.885571][ T2585]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   46.885722][ T2585]  ? 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)
[   46.885848][ T2585]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.885974][ T2585]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   46.886128][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.886257][ T2585]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   46.886378][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.886498][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.886619][ T2585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.886740][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.886860][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.887006][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.887128][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.887254][ T2585]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.887376][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.887497][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.887620][ T2585]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   46.887745][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.887870][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.887995][ T2585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.888115][ T2585]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.888243][ T2585]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   46.888364][ T2585]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.888485][ T2585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.888607][ T2585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.888728][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.888853][ T2585]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.888981][ T2585]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.889105][ T2585]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.889229][ T2585]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.889351][ T2585]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.889477][ T2585]  ? 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))
[   46.889598][ T2585]  ? 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))
[   46.889723][ T2585]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.889846][ T2585]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.889973][ T2585]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.890097][ T2585]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.890222][ T2585]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.890349][ T2585]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.890480][ T2585]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.890602][ T2585]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.890723][ T2585]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.890876][ T2585]  ? move_addr_to_kernel (net/socket.c:258)
[   46.890998][ T2585]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.891120][ T2585]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.891247][ T2585]  ___sys_sendmsg (net/socket.c:2752)
[   46.891367][ T2585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   46.891518][ T2585]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.891652][ T2585]  __sys_sendmsg (net/socket.c:2784)
[   46.891775][ T2585]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.891900][ T2585]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   46.892055][ T2585]  ? 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)
[   46.892180][ T2585]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.892304][ T2585]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.892426][ T2585]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.892548][ T2585]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.892670][ T2585]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.892820][ T2585] RIP: 0033:0x7fd4f31a208e
[   46.892951][ T2585] 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
[   46.893384][ T2585] RSP: 002b:00007ffc614ee760 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.893568][ T2585] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd4f31a208e
[   46.893749][ T2585] RDX: 0000000000000000 RSI: 00007ffc614ee810 RDI: 0000000000000005
[   46.893934][ T2585] RBP: 00007ffc614ee770 R08: 0000000000000000 R09: 0000000000000000
[   46.894115][ T2585] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.894300][ T2585] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc614eeed0
| [   46.959120][ T2590] ------------[ cut here ]------------
| [   46.959298][ T2590] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2590
| [   46.959568][ T2590] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   46.960121][ T2590] Tainted: [W]=WARN
[   46.960225][ T2590] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.960394][ T2590] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   46.960567][ T2590] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   46.961125][ T2590] RSP: 0018:ffa00000064f71b0 EFLAGS: 00010286
[   46.961296][ T2590] RAX: 00000000ffffffa6 RBX: ff1100000eb59240 RCX: 1ff4000000c9edfc
[   46.961494][ T2590] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb592f0
[   46.961690][ T2590] RBP: ff110000130fc000 R08: 1fe2200001d6b25f R09: ff1100000bb00b80
[   46.961955][ T2590] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   46.962150][ T2590] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   46.962352][ T2590] FS:  00007f70f5772840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   46.962639][ T2590] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.962804][ T2590] CR2: 00007f70f596b460 CR3: 00000000130b2002 CR4: 0000000000771ef0
[   46.963080][ T2590] PKRU: 55555554
[   46.963184][ T2590] Call Trace:
[   46.963284][ T2590]  <TASK>
[   46.963352][ T2590]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   46.963488][ T2590]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   46.963589][ T2590]  __dev_notify_flags (net/core/dev.c:9787)
[   46.963722][ T2590]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   46.963857][ T2590]  ? netif_change_name (net/core/dev.c:1495)
[   46.964099][ T2590]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   46.964235][ T2590]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   46.964367][ T2590]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   46.964498][ T2590]  ? __dev_get_by_name (net/core/dev.c:883)
[   46.964631][ T2590]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   46.964768][ T2590]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   46.964991][ T2590]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   46.965124][ T2590]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.965260][ T2590]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.965391][ T2590]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.965522][ T2590]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   46.965653][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.965789][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.965983][ T2590]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   46.966116][ T2590]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   46.966251][ T2590]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   46.966381][ T2590]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.966513][ T2590]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.966646][ T2590]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   46.966778][ T2590]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   46.966938][ T2590]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   46.967072][ T2590]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.967209][ T2590]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.967348][ T2590]  ? 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))
[   46.967480][ T2590]  ? 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))
[   46.967614][ T2590]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.967748][ T2590]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.967886][ T2590]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   46.968019][ T2590]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   46.968151][ T2590]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   46.968289][ T2590]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   46.968423][ T2590]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   46.968556][ T2590]  ? copy_msghdr_from_user (net/socket.c:2635)
[   46.968688][ T2590]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   46.968852][ T2590]  ? move_addr_to_kernel (net/socket.c:258)
[   46.968993][ T2590]  ___sys_sendmsg (net/socket.c:2752)
[   46.969126][ T2590]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   46.969261][ T2590]  ? copy_msghdr_from_user (net/socket.c:2603)
[   46.969402][ T2590]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   46.969538][ T2590]  __sys_sendmsg (net/socket.c:2784)
[   46.969670][ T2590]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   46.969807][ T2590]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.969944][ T2590]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   46.970078][ T2590]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   46.970213][ T2590]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   46.970343][ T2590]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   46.970475][ T2590]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.970638][ T2590] RIP: 0033:0x7f70f59ac08e
[   46.970777][ T2590] 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
[   46.971255][ T2590] RSP: 002b:00007ffda1f457b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.971454][ T2590] RAX: ffffffffffffffda RBX: 00007ffda1f45f48 RCX: 00007f70f59ac08e
[   46.971650][ T2590] RDX: 0000000000000000 RSI: 00007ffda1f45860 RDI: 0000000000000005
[   46.971846][ T2590] RBP: 00007ffda1f457c0 R08: 0000000000000000 R09: 0000000000000000
[   46.972049][ T2590] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   46.972251][ T2590] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda1f45f20
| [   47.011231][ T2591] ------------[ cut here ]------------
| [   47.011400][ T2591] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2591
| [   47.011658][ T2591] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.012210][ T2591] Tainted: [W]=WARN
[   47.012310][ T2591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.012476][ T2591] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.012643][ T2591] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.013186][ T2591] RSP: 0018:ffa00000064f7020 EFLAGS: 00010286
[   47.013367][ T2591] RAX: 00000000ffffffa6 RBX: ff1100000f18f6c0 RCX: 1ff4000000c9edca
[   47.013560][ T2591] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f18f770
[   47.013750][ T2591] RBP: ff110000130fc000 R08: 1fe2200001e31eef R09: ff1100000bb05158
[   47.013952][ T2591] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   47.014145][ T2591] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.014338][ T2591] FS:  00007f5c382ec840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   47.014563][ T2591] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.014721][ T2591] CR2: 00000000007da988 CR3: 0000000012d2c005 CR4: 0000000000771ef0
[   47.014917][ T2591] PKRU: 55555554
[   47.015012][ T2591] Call Trace:
[   47.015107][ T2591]  <TASK>
[   47.015173][ T2591]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.015309][ T2591]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.015406][ T2591]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.015531][ T2591]  __dev_notify_flags (net/core/dev.c:9787)
[   47.015659][ T2591]  ? netif_change_name (net/core/dev.c:1495)
[   47.015785][ T2591]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.015919][ T2591]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.016045][ T2591]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.016173][ T2591]  ? 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))
[   47.016308][ T2591]  netif_change_flags (net/core/dev.c:9820)
[   47.016435][ T2591]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.016562][ T2591]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.016691][ T2591]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.016819][ T2591]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.017052][ T2591]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.017186][ T2591]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.017315][ T2591]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.017442][ T2591]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.017570][ T2591]  ? __kernel_text_address (kernel/extable.c:79)
[   47.017697][ T2591]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.017827][ T2591]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.018030][ T2591]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.018158][ T2591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.018289][ T2591]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.018416][ T2591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.018541][ T2591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.018668][ T2591]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.018795][ T2591]  ? __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)
[   47.019008][ T2591]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.019202][ T2591]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.019331][ T2591]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.019461][ T2591]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.019591][ T2591]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.019718][ T2591]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.019845][ T2591]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.020068][ T2591]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.020199][ T2591]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.020327][ T2591]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.020456][ T2591]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.020583][ T2591]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.020709][ T2591]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.020837][ T2591]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.021019][ T2591]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.021149][ T2591]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.021281][ T2591]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.021407][ T2591]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.021535][ T2591]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.021664][ T2591]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.021790][ T2591]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.021994][ T2591]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.022120][ T2591]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.022253][ T2591]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.022384][ T2591]  ? 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))
[   47.022510][ T2591]  ? 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))
[   47.022639][ T2591]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.022765][ T2591]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.022968][ T2591]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.023097][ T2591]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.023230][ T2591]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.023358][ T2591]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.023487][ T2591]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.023615][ T2591]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.023741][ T2591]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.023964][ T2591]  ? move_addr_to_kernel (net/socket.c:258)
[   47.024092][ T2591]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.024222][ T2591]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.024352][ T2591]  ___sys_sendmsg (net/socket.c:2752)
[   47.024478][ T2591]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.024636][ T2591]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.024775][ T2591]  __sys_sendmsg (net/socket.c:2784)
[   47.024949][ T2591]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.025077][ T2591]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.025267][ T2591]  ? 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)
[   47.025397][ T2591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.025526][ T2591]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.025655][ T2591]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.025781][ T2591]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.025917][ T2591]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.026075][ T2591] RIP: 0033:0x7f5c3852608e
[   47.026214][ T2591] 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
[   47.026667][ T2591] RSP: 002b:00007ffd504e7780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.026860][ T2591] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5c3852608e
[   47.027056][ T2591] RDX: 0000000000000000 RSI: 00007ffd504e7830 RDI: 0000000000000005
[   47.027249][ T2591] RBP: 00007ffd504e7790 R08: 0000000000000000 R09: 0000000000000000
[   47.027438][ T2591] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   47.027630][ T2591] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd504e7ef0
| [   47.055079][  T164] ------------[ cut here ]------------
| [   47.055234][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   47.055629][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.056372][  T164] Tainted: [W]=WARN
[   47.056484][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.056666][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.056853][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.057376][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   47.057559][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2eadc0 RCX: 1ff40000000feebf
[   47.057776][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eae70
[   47.058002][  T164] RBP: ff11000012f42000 R08: 1fe220000165d5cf R09: ff1100000c015220
[   47.058221][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.058436][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   47.058654][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.058932][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.059120][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   47.059346][  T164] PKRU: 55555554
[   47.059457][  T164] Call Trace:
[   47.059564][  T164]  <TASK>
[   47.059639][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.059786][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.059904][  T164]  netif_close_many (net/core/dev.c:1804)
[   47.060047][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.060222][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   47.060368][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.060515][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.060662][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   47.060841][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   47.061028][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.061179][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.061326][  T164]  ? __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)
[   47.061471][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.061615][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.061795][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   47.061944][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   47.062089][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.062237][  T164]  ? 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)
[   47.062382][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   47.062526][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.062771][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.062925][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   47.063076][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   47.063317][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   47.063601][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   47.063785][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   47.063937][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   47.064084][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   47.064270][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   47.064414][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   47.064559][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   47.064703][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   47.064851][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   47.064968][  T164]  new_sync_write (fs/read_write.c:595)
[   47.065115][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.065264][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   47.065410][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.065553][  T164]  ? ksys_write (fs/read_write.c:740)
[   47.065701][  T164]  vfs_write (fs/read_write.c:688)
[   47.065813][  T164]  ksys_write (fs/read_write.c:740)
[   47.065931][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   47.066076][  T164]  ? 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)
[   47.066226][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.066373][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.066620][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.066766][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.066915][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.067094][  T164] RIP: 0033:0x7f4f5d5d508e
[   47.067358][  T164] 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
[   47.067881][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   47.068099][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   47.068320][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   47.068639][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   47.068855][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   47.069076][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   47.075161][  T164] ------------[ cut here ]------------
| [   47.075312][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   47.075584][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.076182][  T164] Tainted: [W]=WARN
[   47.076286][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.076459][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.076635][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.077130][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   47.077309][  T164] RAX: 00000000ffffffa6 RBX: ff110000122b1240 RCX: 1ff40000000feeef
[   47.077514][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000122b12f0
[   47.077719][  T164] RBP: ff11000012f42000 R08: 1fe220000245625f R09: ff1100000c0151f8
[   47.077929][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.078132][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.078342][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.078581][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.078753][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   47.078962][  T164] PKRU: 55555554
[   47.079064][  T164] Call Trace:
[   47.079165][  T164]  <TASK>
[   47.079242][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.079415][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.079584][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   47.079720][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   47.079855][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.080087][  T164]  ? 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)
[   47.080227][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   47.080364][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.080499][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.080638][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   47.080779][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   47.080975][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   47.081147][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   47.081321][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   47.081458][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   47.081596][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   47.081768][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   47.081961][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   47.082197][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   47.082332][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   47.082470][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   47.082575][  T164]  new_sync_write (fs/read_write.c:595)
[   47.082715][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.082852][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   47.083096][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.083240][  T164]  ? ksys_write (fs/read_write.c:740)
[   47.083380][  T164]  vfs_write (fs/read_write.c:688)
[   47.083485][  T164]  ksys_write (fs/read_write.c:740)
[   47.083590][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   47.083726][  T164]  ? 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)
[   47.083963][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.084101][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.084244][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.084381][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.084518][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.084686][  T164] RIP: 0033:0x7f4f5d5d508e
[   47.084827][  T164] 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
[   47.085407][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   47.085610][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   47.085813][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   47.086108][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   47.086316][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   47.086521][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   47.139425][ T2596] ------------[ cut here ]------------
| [   47.139573][ T2596] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2596
| [   47.139833][ T2596] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.140373][ T2596] Tainted: [W]=WARN
[   47.140470][ T2596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.140629][ T2596] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.140796][ T2596] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.141261][ T2596] RSP: 0018:ffa0000006467060 EFLAGS: 00010286
[   47.141421][ T2596] RAX: 00000000ffffffa6 RBX: ff110000100af240 RCX: 1ff4000000c8cdd2
[   47.141612][ T2596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af2f0
[   47.141801][ T2596] RBP: ff110000130fc000 R08: 1fe2200002015e5f R09: ff1100000f4e5158
[   47.141996][ T2596] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   47.142189][ T2596] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006467100
[   47.142392][ T2596] FS:  00007fbdc9014840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   47.142616][ T2596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.142777][ T2596] CR2: 000000002e586988 CR3: 0000000012df0004 CR4: 0000000000771ef0
[   47.142973][ T2596] PKRU: 55555554
[   47.143069][ T2596] Call Trace:
[   47.143165][ T2596]  <TASK>
[   47.143234][ T2596]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.143364][ T2596]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.143462][ T2596]  netif_close_many (net/core/dev.c:1804)
[   47.143590][ T2596]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.143717][ T2596]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.143846][ T2596]  ? __dev_close_many (net/core/dev.c:1781)
[   47.143981][ T2596]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.144142][ T2596]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.144306][ T2596]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.144432][ T2596]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.144589][ T2596]  ? 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)
[   47.144715][ T2596]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.144842][ T2596]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.145009][ T2596]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.145136][ T2596]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.145271][ T2596]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.145399][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.145525][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.145653][ T2596]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.145780][ T2596]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.146529][ T2596]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.146677][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.146804][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.146950][ T2596]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.147081][ T2596]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.147216][ T2596]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.147343][ T2596]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   47.147473][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.147600][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.147728][ T2596]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.147855][ T2596]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.147991][ T2596]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.148120][ T2596]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.148252][ T2596]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.148379][ T2596]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.148506][ T2596]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.148636][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.148761][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.148895][ T2596]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.149021][ T2596]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.149152][ T2596]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.149285][ T2596]  ? 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))
[   47.149412][ T2596]  ? 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))
[   47.149542][ T2596]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.149670][ T2596]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.149797][ T2596]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.149934][ T2596]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.150061][ T2596]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.150192][ T2596]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.150321][ T2596]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.150447][ T2596]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.150576][ T2596]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.150732][ T2596]  ? move_addr_to_kernel (net/socket.c:258)
[   47.150860][ T2596]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.150992][ T2596]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.151119][ T2596]  ___sys_sendmsg (net/socket.c:2752)
[   47.151248][ T2596]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.151407][ T2596]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.151545][ T2596]  __sys_sendmsg (net/socket.c:2784)
[   47.151671][ T2596]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.151797][ T2596]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.151964][ T2596]  ? 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)
[   47.152092][ T2596]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.152221][ T2596]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.152348][ T2596]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.152474][ T2596]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.152602][ T2596]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.152760][ T2596] RIP: 0033:0x7fbdc924e08e
[   47.152900][ T2596] 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
[   47.153355][ T2596] RSP: 002b:00007ffcf2a80640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.153546][ T2596] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbdc924e08e
[   47.153735][ T2596] RDX: 0000000000000000 RSI: 00007ffcf2a806f0 RDI: 0000000000000005
[   47.153928][ T2596] RBP: 00007ffcf2a80650 R08: 0000000000000000 R09: 0000000000000000
[   47.154118][ T2596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   47.154312][ T2596] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2a80db0
| [   47.156773][ T2596] ------------[ cut here ]------------
| [   47.157410][ T2596] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2596
| [   47.157654][ T2596] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.158154][ T2596] Tainted: [W]=WARN
[   47.158250][ T2596] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.158403][ T2596] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.158566][ T2596] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.159003][ T2596] RSP: 0018:ffa0000006467190 EFLAGS: 00010286
[   47.159161][ T2596] RAX: 00000000ffffffa6 RBX: ff1100000c087e40 RCX: 1ff4000000c8cdf8
[   47.159349][ T2596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087ef0
[   47.159532][ T2596] RBP: ff110000130fc000 R08: 1fe2200001810fdf R09: ff1100000f4e5158
[   47.159715][ T2596] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   47.159903][ T2596] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.160089][ T2596] FS:  00007fbdc9014840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   47.160311][ T2596] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.160467][ T2596] CR2: 000000002e586988 CR3: 0000000012df0004 CR4: 0000000000771ef0
[   47.160654][ T2596] PKRU: 55555554
[   47.160745][ T2596] Call Trace:
[   47.160836][ T2596]  <TASK>
[   47.160905][ T2596]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.161062][ T2596]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.161217][ T2596]  ? 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)
[   47.161342][ T2596]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.161464][ T2596]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   47.161617][ T2596]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.161742][ T2596]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.161869][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.162001][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.162123][ T2596]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.162250][ T2596]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.162371][ T2596]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.162512][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.162634][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.162757][ T2596]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.162884][ T2596]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.163006][ T2596]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.163130][ T2596]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   47.163262][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.163384][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.163506][ T2596]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.163630][ T2596]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.163753][ T2596]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.163880][ T2596]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.164006][ T2596]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.164129][ T2596]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.164254][ T2596]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.164379][ T2596]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.164501][ T2596]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.164624][ T2596]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.164746][ T2596]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.164873][ T2596]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.164999][ T2596]  ? 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))
[   47.165123][ T2596]  ? 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))
[   47.165250][ T2596]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.165374][ T2596]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.165498][ T2596]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.165624][ T2596]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.165747][ T2596]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.165875][ T2596]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.166001][ T2596]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.166123][ T2596]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.166248][ T2596]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.166398][ T2596]  ? move_addr_to_kernel (net/socket.c:258)
[   47.166522][ T2596]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.166644][ T2596]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.166770][ T2596]  ___sys_sendmsg (net/socket.c:2752)
[   47.166903][ T2596]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.167056][ T2596]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.167195][ T2596]  __sys_sendmsg (net/socket.c:2784)
[   47.167319][ T2596]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.167441][ T2596]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.167595][ T2596]  ? 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)
[   47.167716][ T2596]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.167841][ T2596]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.167967][ T2596]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.168088][ T2596]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.168218][ T2596]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.168369][ T2596] RIP: 0033:0x7fbdc924e08e
[   47.168496][ T2596] 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
[   47.168942][ T2596] RSP: 002b:00007ffcf2a80640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.169127][ T2596] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fbdc924e08e
[   47.169315][ T2596] RDX: 0000000000000000 RSI: 00007ffcf2a806f0 RDI: 0000000000000005
[   47.169495][ T2596] RBP: 00007ffcf2a80650 R08: 0000000000000000 R09: 0000000000000000
[   47.169678][ T2596] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   47.169860][ T2596] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf2a80db0
| [   47.227639][  T164] ------------[ cut here ]------------
| [   47.227929][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   47.228265][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.229041][  T164] Tainted: [W]=WARN
[   47.229165][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.229374][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.229586][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.230213][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   47.230419][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c1240 RCX: 1ff40000000fee65
[   47.230662][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c12f0
[   47.230914][  T164] RBP: ff1100000f492000 R08: 1fe2200001e5825f R09: ff1100000c015248
[   47.231155][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.231402][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000f492000
[   47.231646][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   47.231941][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.232145][  T164] CR2: 00007f970c8f3388 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   47.232392][  T164] PKRU: 55555554
[   47.232514][  T164] Call Trace:
[   47.232635][  T164]  <TASK>
[   47.232719][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.232891][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.233016][  T164]  register_netdevice (net/core/dev.c:11488)
[   47.233181][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   47.233381][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   47.233547][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   47.233755][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   47.233923][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   47.234127][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   47.234294][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   47.234495][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   47.234655][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   47.234777][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.234949][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   47.235154][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   47.235322][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   47.235484][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   47.235645][  T164]  really_probe (drivers/base/dd.c:709)
[   47.235809][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   47.235976][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   47.236138][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   47.236302][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   47.236463][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   47.236627][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   47.236792][  T164]  __device_attach (drivers/base/dd.c:1101)
[   47.236956][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.237118][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   47.237321][  T164]  ? 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)
[   47.237483][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   47.237645][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   47.237805][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   47.237974][  T164]  device_add (drivers/base/core.c:3706)
[   47.238137][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   47.238339][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   47.238501][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   47.238665][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   47.238870][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.239031][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   47.239236][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   47.239397][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   47.239558][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   47.239717][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   47.239881][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   47.240003][  T164]  new_sync_write (fs/read_write.c:595)
[   47.240165][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.240331][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   47.240493][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.240653][  T164]  ? ksys_write (fs/read_write.c:740)
[   47.240819][  T164]  vfs_write (fs/read_write.c:688)
[   47.240948][  T164]  ksys_write (fs/read_write.c:740)
[   47.241070][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   47.241233][  T164]  ? 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)
[   47.241394][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.241556][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.241715][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.241879][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.242041][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.242246][  T164] RIP: 0033:0x7f4f5d5d508e
[   47.242412][  T164] 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
[   47.242985][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   47.243231][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   47.243468][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   47.243706][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   47.243950][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   47.244192][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   47.248998][  T164] ------------[ cut here ]------------
| [   47.249242][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   47.249515][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.250211][  T164] Tainted: [W]=WARN
[   47.250314][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.250484][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.250659][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.251237][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   47.251411][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cf01540 RCX: 1ff40000000feeef
[   47.251614][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf015f0
[   47.251818][  T164] RBP: ff1100000f492000 R08: 1fe22000019e02bf R09: ff1100000c0151f8
[   47.252125][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   47.252336][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.252539][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   47.252779][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.253050][  T164] CR2: 00007f970c8f3388 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   47.253263][  T164] PKRU: 55555554
[   47.253364][  T164] Call Trace:
[   47.253465][  T164]  <TASK>
[   47.253536][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.253710][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.253944][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   47.254080][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   47.254223][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.254360][  T164]  ? 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)
[   47.254501][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   47.254640][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.254777][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   47.254974][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   47.255114][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   47.255257][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   47.255430][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   47.255655][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   47.255795][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   47.256078][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   47.256272][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   47.256408][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   47.256543][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   47.256677][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   47.256811][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   47.256979][  T164]  new_sync_write (fs/read_write.c:595)
[   47.257180][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.257317][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   47.257453][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.257586][  T164]  ? ksys_write (fs/read_write.c:740)
[   47.257724][  T164]  vfs_write (fs/read_write.c:688)
[   47.257829][  T164]  ksys_write (fs/read_write.c:740)
[   47.257991][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   47.258126][  T164]  ? 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)
[   47.258264][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.258400][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.258533][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.258668][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.258806][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.259031][  T164] RIP: 0033:0x7f4f5d5d508e
[   47.259172][  T164] 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
[   47.259658][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   47.259922][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   47.260126][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   47.260333][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   47.260536][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   47.260738][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   47.301502][  T164] ------------[ cut here ]------------
| [   47.301709][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   47.302080][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.302726][  T164] Tainted: [W]=WARN
[   47.302832][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.303017][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.303204][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.303708][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   47.303894][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2ebcc0 RCX: 1ff40000000feed1
[   47.304107][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebd70
[   47.304323][  T164] RBP: ff1100000ea72000 R08: 1fe220000165d7af R09: ff1100000c0151f8
[   47.304536][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.304747][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea72000
[   47.304966][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.305217][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.305397][  T164] CR2: 00007ffc17313dac CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   47.305610][  T164] PKRU: 55555554
[   47.305715][  T164] Call Trace:
[   47.305821][  T164]  <TASK>
[   47.305900][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.306043][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.306153][  T164]  register_netdevice (net/core/dev.c:11488)
[   47.306301][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   47.306478][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   47.306625][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   47.306806][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   47.306956][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   47.307135][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   47.307322][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.307465][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   47.307605][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   47.307783][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   47.307934][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   47.308110][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   47.308253][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   47.308395][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   47.308537][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   47.308644][  T164]  new_sync_write (fs/read_write.c:595)
[   47.308788][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.308935][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   47.309076][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.309219][  T164]  ? ksys_write (fs/read_write.c:740)
[   47.309366][  T164]  vfs_write (fs/read_write.c:688)
[   47.309476][  T164]  ksys_write (fs/read_write.c:740)
[   47.309584][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   47.309725][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.309869][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.310011][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.310152][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.310295][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.310437][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.310612][  T164] RIP: 0033:0x7f4f5d5d508e
[   47.310760][  T164] 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
[   47.311264][  T164] RSP: 002b:00007ffc17314390 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   47.311477][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   47.311687][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   47.311899][  T164] RBP: 00007ffc173143a0 R08: 0000000000000000 R09: 0000000000000000
[   47.312109][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   47.312323][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   47.452774][ T2604] ------------[ cut here ]------------
| [   47.452985][ T2604] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2604
| [   47.453304][ T2604] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.454618][ T2604] Tainted: [W]=WARN
[   47.454892][ T2604] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.455135][ T2604] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.455357][ T2604] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.455876][ T2604] RSP: 0018:ffa0000006537020 EFLAGS: 00010286
[   47.456089][ T2604] RAX: 00000000ffffffa6 RBX: ff110000100bf9c0 RCX: 1ff4000000ca6dca
[   47.456338][ T2604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfa70
[   47.456579][ T2604] RBP: ff1100000ea72000 R08: 1fe2200002017f4f R09: ff11000013122e80
[   47.456821][ T2604] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   47.457074][ T2604] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.457323][ T2604] FS:  00007fc13f7e4840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   47.457604][ T2604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.457814][ T2604] CR2: 00000000233d5988 CR3: 000000000c82a005 CR4: 0000000000771ef0
[   47.458073][ T2604] PKRU: 55555554
[   47.458224][ T2604] Call Trace:
[   47.458370][ T2604]  <TASK>
[   47.458484][ T2604]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   47.458664][ T2604]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.458845][ T2604]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.459006][ T2604]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.459191][ T2604]  __dev_notify_flags (net/core/dev.c:9787)
[   47.459373][ T2604]  ? netif_change_name (net/core/dev.c:1495)
[   47.459552][ T2604]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.459729][ T2604]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.459918][ T2604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.460098][ T2604]  ? 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))
[   47.460288][ T2604]  netif_change_flags (net/core/dev.c:9820)
[   47.460469][ T2604]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.460651][ T2604]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.460830][ T2604]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.461052][ T2604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.461239][ T2604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.461416][ T2604]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.461594][ T2604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.461773][ T2604]  ? __kernel_text_address (kernel/extable.c:79)
[   47.461965][ T2604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.462147][ T2604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.462330][ T2604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.462510][ T2604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.462693][ T2604]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.462883][ T2604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.463060][ T2604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.463246][ T2604]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.463424][ T2604]  ? __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)
[   47.463602][ T2604]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.463781][ T2604]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.463975][ T2604]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.464156][ T2604]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.464345][ T2604]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.464525][ T2604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.464701][ T2604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.464892][ T2604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.465069][ T2604]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.465254][ T2604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.465436][ T2604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.465613][ T2604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.465794][ T2604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.465983][ T2604]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.466164][ T2604]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.466350][ T2604]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.466529][ T2604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.466705][ T2604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.466896][ T2604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.467076][ T2604]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.467258][ T2604]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.467438][ T2604]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.467616][ T2604]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.467795][ T2604]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.467985][ T2604]  ? 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))
[   47.468163][ T2604]  ? 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))
[   47.468351][ T2604]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.468531][ T2604]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.468710][ T2604]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.468903][ T2604]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.469085][ T2604]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.469274][ T2604]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.469459][ T2604]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.469640][ T2604]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.469819][ T2604]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.470042][ T2604]  ? move_addr_to_kernel (net/socket.c:258)
[   47.470227][ T2604]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.470406][ T2604]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.470589][ T2604]  ___sys_sendmsg (net/socket.c:2752)
[   47.470767][ T2604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.470994][ T2604]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.471193][ T2604]  __sys_sendmsg (net/socket.c:2784)
[   47.471371][ T2604]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.471547][ T2604]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.471763][ T2604]  ? 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)
[   47.471957][ T2604]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.472136][ T2604]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.472320][ T2604]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.472497][ T2604]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.472677][ T2604]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.472899][ T2604] RIP: 0033:0x7fc13fa1e08e
[   47.473086][ T2604] 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
[   47.473600][ T2604] RSP: 002b:00007ffc9d86b3d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.473846][ T2604] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc13fa1e08e
[   47.474102][ T2604] RDX: 0000000000000000 RSI: 00007ffc9d86b480 RDI: 0000000000000005
[   47.474352][ T2604] RBP: 00007ffc9d86b3e0 R08: 0000000000000000 R09: 0000000000000000
[   47.474593][ T2604] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   47.474833][ T2604] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9d86bb40
| [   47.505766][ T2606] ------------[ cut here ]------------
| [   47.505965][ T2606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2606
| [   47.506293][ T2606] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.506963][ T2606] Tainted: [W]=WARN
[   47.507115][ T2606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.507345][ T2606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.507578][ T2606] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.508119][ T2606] RSP: 0018:ffa0000006556f70 EFLAGS: 00010286
[   47.508348][ T2606] RAX: 00000000ffffffa6 RBX: ff11000010d46dc0 RCX: 1ff4000000caadb4
[   47.508601][ T2606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d46e70
[   47.508859][ T2606] RBP: ff1100000ea72000 R08: 1fe22000021a8dcf R09: ff1100000cc60b80
[   47.509125][ T2606] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   47.509386][ T2606] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   47.509643][ T2606] FS:  00007f2d95974840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   47.509946][ T2606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.510170][ T2606] CR2: 00007f2d95b6d460 CR3: 0000000013081001 CR4: 0000000000771ef0
[   47.510435][ T2606] PKRU: 55555554
[   47.510586][ T2606] Call Trace:
[   47.510736][ T2606]  <TASK>
[   47.510856][ T2606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.511055][ T2606]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.511254][ T2606]  notifier_call_chain (kernel/notifier.c:85)
[   47.511450][ T2606]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   47.511638][ T2606]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.511827][ T2606]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.512025][ T2606]  netdev_upper_dev_link (net/core/dev.c:8972)
[   47.512222][ T2606]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   47.512413][ T2606] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   47.512608][ T2606]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.512800][ T2606] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.513003][ T2606]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.513202][ T2606]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.513393][ T2606]  ? nla_strscpy (lib/nlattr.c:795)
[   47.513582][ T2606]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.513773][ T2606]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.513974][ T2606]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.514164][ T2606]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.514366][ T2606]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.514557][ T2606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.514748][ T2606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.514948][ T2606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.515136][ T2606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.515332][ T2606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.515521][ T2606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.515715][ T2606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.515916][ T2606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.516107][ T2606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.516303][ T2606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.516491][ T2606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.516679][ T2606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.516880][ T2606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.517068][ T2606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.517263][ T2606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.517450][ T2606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.517641][ T2606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.517835][ T2606]  ? 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))
[   47.518036][ T2606]  ? 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))
[   47.518228][ T2606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.518420][ T2606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.518606][ T2606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.518794][ T2606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.518997][ T2606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.519192][ T2606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.519383][ T2606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.519574][ T2606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.519762][ T2606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.519995][ T2606]  ? move_addr_to_kernel (net/socket.c:258)
[   47.520198][ T2606]  ___sys_sendmsg (net/socket.c:2752)
[   47.520384][ T2606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.520571][ T2606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.520766][ T2606]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   47.520970][ T2606]  __sys_sendmsg (net/socket.c:2784)
[   47.521158][ T2606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.521358][ T2606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.521545][ T2606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.521735][ T2606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.521935][ T2606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.522121][ T2606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.522319][ T2606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.522540][ T2606] RIP: 0033:0x7f2d95bae08e
[   47.522731][ T2606] 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
[   47.523288][ T2606] RSP: 002b:00007fff7c080720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.523544][ T2606] RAX: ffffffffffffffda RBX: 00007fff7c080ec0 RCX: 00007f2d95bae08e
[   47.523797][ T2606] RDX: 0000000000000000 RSI: 00007fff7c0807d0 RDI: 0000000000000005
[   47.524068][ T2606] RBP: 00007fff7c080730 R08: 0000000000000000 R09: 0000000000000000
[   47.524325][ T2606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   47.524577][ T2606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7c080e98
| [   47.526598][ T2606] ------------[ cut here ]------------
| [   47.526774][ T2606] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2606
| [   47.527103][ T2606] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.527762][ T2606] Tainted: [W]=WARN
[   47.527925][ T2606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.528145][ T2606] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.528378][ T2606] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.528924][ T2606] RSP: 0018:ffa0000006556fd0 EFLAGS: 00010286
[   47.529145][ T2606] RAX: 00000000ffffffa6 RBX: ff11000010d46c40 RCX: 1ff4000000caadc0
[   47.529404][ T2606] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d46cf0
[   47.529657][ T2606] RBP: ff110000119ca000 R08: 1fe22000021a8d9f R09: ff1100000cc60b80
[   47.529924][ T2606] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   47.530175][ T2606] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   47.530435][ T2606] FS:  00007f2d95974840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   47.530723][ T2606] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.530959][ T2606] CR2: 00007f2d95b6d460 CR3: 0000000013081001 CR4: 0000000000771ef0
[   47.531221][ T2606] PKRU: 55555554
[   47.531372][ T2606] Call Trace:
[   47.531522][ T2606]  <TASK>
[   47.531641][ T2606]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.531829][ T2606]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.531993][ T2606]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.532185][ T2606]  __dev_notify_flags (net/core/dev.c:9787)
[   47.532374][ T2606]  ? netif_change_name (net/core/dev.c:1495)
[   47.532560][ T2606]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.532746][ T2606]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   47.532944][ T2606]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.533131][ T2606] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   47.533328][ T2606]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.533520][ T2606] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.533709][ T2606]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.533912][ T2606]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.534098][ T2606]  ? nla_strscpy (lib/nlattr.c:795)
[   47.534291][ T2606]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.534479][ T2606]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.534664][ T2606]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.534850][ T2606]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.535057][ T2606]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.535254][ T2606]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.535444][ T2606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.535631][ T2606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.535818][ T2606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.536015][ T2606]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.536206][ T2606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.536401][ T2606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.536589][ T2606]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.536777][ T2606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.536977][ T2606]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.537164][ T2606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.537357][ T2606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.537544][ T2606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.537728][ T2606]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.537934][ T2606]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.538119][ T2606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.538315][ T2606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.538507][ T2606]  ? 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))
[   47.538692][ T2606]  ? 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))
[   47.538895][ T2606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.539082][ T2606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.539277][ T2606]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.539468][ T2606]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.539656][ T2606]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.539843][ T2606]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.540045][ T2606]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.540240][ T2606]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.540427][ T2606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.540644][ T2606]  ? move_addr_to_kernel (net/socket.c:258)
[   47.540836][ T2606]  ___sys_sendmsg (net/socket.c:2752)
[   47.541034][ T2606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.541226][ T2606]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.541419][ T2606]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   47.541607][ T2606]  __sys_sendmsg (net/socket.c:2784)
[   47.541794][ T2606]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.541995][ T2606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.542190][ T2606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.542376][ T2606]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.542561][ T2606]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.542746][ T2606]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.542946][ T2606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.543165][ T2606] RIP: 0033:0x7f2d95bae08e
[   47.543362][ T2606] 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
[   47.543911][ T2606] RSP: 002b:00007fff7c080720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.544166][ T2606] RAX: ffffffffffffffda RBX: 00007fff7c080ec0 RCX: 00007f2d95bae08e
[   47.544427][ T2606] RDX: 0000000000000000 RSI: 00007fff7c0807d0 RDI: 0000000000000005
[   47.544681][ T2606] RBP: 00007fff7c080730 R08: 0000000000000000 R09: 0000000000000000
[   47.544947][ T2606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   47.545207][ T2606] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7c080e98
| [   47.574419][ T2607] ------------[ cut here ]------------
| [   47.574573][ T2607] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2607
| [   47.574843][ T2607] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.576405][ T2607] Tainted: [W]=WARN
[   47.576509][ T2607] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.576677][ T2607] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.576851][ T2607] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.577438][ T2607] RSP: 0018:ffa0000006577020 EFLAGS: 00010286
[   47.577604][ T2607] RAX: 00000000ffffffa6 RBX: ff1100001194ef40 RCX: 1ff4000000caedca
[   47.577805][ T2607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194eff0
[   47.578100][ T2607] RBP: ff110000119ca000 R08: 1fe2200002329dff R09: ff11000009fd5158
[   47.578307][ T2607] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   47.578503][ T2607] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.578700][ T2607] FS:  00007f61dd29d840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   47.579014][ T2607] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.579183][ T2607] CR2: 000000002d1ca988 CR3: 00000000130e7005 CR4: 0000000000771ef0
[   47.579380][ T2607] PKRU: 55555554
[   47.579479][ T2607] Call Trace:
[   47.579576][ T2607]  <TASK>
[   47.579645][ T2607]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.579782][ T2607]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.579977][ T2607]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.580113][ T2607]  __dev_notify_flags (net/core/dev.c:9787)
[   47.580259][ T2607]  ? netif_change_name (net/core/dev.c:1495)
[   47.580392][ T2607]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.580524][ T2607]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.580659][ T2607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.580792][ T2607]  ? 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))
[   47.581016][ T2607]  netif_change_flags (net/core/dev.c:9820)
[   47.581146][ T2607]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.581282][ T2607]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.581414][ T2607]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.581544][ T2607]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.581705][ T2607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.581838][ T2607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.582039][ T2607]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.582170][ T2607]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.582303][ T2607]  ? __kernel_text_address (kernel/extable.c:79)
[   47.582436][ T2607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.582567][ T2607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.582697][ T2607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.582828][ T2607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.583035][ T2607]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.583165][ T2607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.583298][ T2607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.583428][ T2607]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.583558][ T2607]  ? __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)
[   47.583692][ T2607]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.583821][ T2607]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.584040][ T2607]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.584175][ T2607]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.584314][ T2607]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.584446][ T2607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.584574][ T2607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.584704][ T2607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.584834][ T2607]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.584986][ T2607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.585119][ T2607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.585253][ T2607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.585382][ T2607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.585511][ T2607]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.585642][ T2607]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.585773][ T2607]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.585908][ T2607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.586037][ T2607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.586172][ T2607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.586309][ T2607]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.586443][ T2607]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.586575][ T2607]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.586706][ T2607]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.586841][ T2607]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.586980][ T2607]  ? 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))
[   47.587111][ T2607]  ? 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))
[   47.587251][ T2607]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.587382][ T2607]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.587515][ T2607]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.587647][ T2607]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.587781][ T2607]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.587917][ T2607]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.588049][ T2607]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.588181][ T2607]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.588312][ T2607]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.588476][ T2607]  ? move_addr_to_kernel (net/socket.c:258)
[   47.588608][ T2607]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.588737][ T2607]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.588873][ T2607]  ___sys_sendmsg (net/socket.c:2752)
[   47.589004][ T2607]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.589166][ T2607]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.589312][ T2607]  __sys_sendmsg (net/socket.c:2784)
[   47.589442][ T2607]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.589570][ T2607]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.589734][ T2607]  ? 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)
[   47.589870][ T2607]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.589999][ T2607]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.590127][ T2607]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.590262][ T2607]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.590394][ T2607]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.590555][ T2607] RIP: 0033:0x7f61dd4d708e
[   47.590691][ T2607] 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
[   47.591164][ T2607] RSP: 002b:00007ffdfe13c630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.591371][ T2607] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f61dd4d708e
[   47.591566][ T2607] RDX: 0000000000000000 RSI: 00007ffdfe13c6e0 RDI: 0000000000000005
[   47.591758][ T2607] RBP: 00007ffdfe13c640 R08: 0000000000000000 R09: 0000000000000000
[   47.591958][ T2607] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb54
[   47.592154][ T2607] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfe13cda0
| [   47.656173][ T2612] ------------[ cut here ]------------
| [   47.656343][ T2612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2612
| [   47.656628][ T2612] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.657208][ T2612] Tainted: [W]=WARN
[   47.657315][ T2612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.657493][ T2612] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.657681][ T2612] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.658190][ T2612] RSP: 0018:ffa00000063d6f70 EFLAGS: 00010286
[   47.658370][ T2612] RAX: 00000000ffffffa6 RBX: ff11000010d46f40 RCX: 1ff4000000c7adb4
[   47.658581][ T2612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d46ff0
[   47.658792][ T2612] RBP: ff1100000ea72000 R08: 1fe22000021a8dff R09: ff1100000cbd2e80
[   47.659009][ T2612] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   47.659220][ T2612] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   47.659432][ T2612] FS:  00007f65cd6ff840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.659679][ T2612] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.659857][ T2612] CR2: 0000000032bd9a28 CR3: 00000000130e4002 CR4: 0000000000771ef0
[   47.660072][ T2612] PKRU: 55555554
[   47.660181][ T2612] Call Trace:
[   47.660287][ T2612]  <TASK>
[   47.660360][ T2612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.660501][ T2612]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.660643][ T2612]  notifier_call_chain (kernel/notifier.c:85)
[   47.660786][ T2612]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   47.660933][ T2612]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.661076][ T2612]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.661221][ T2612]  netdev_upper_dev_link (net/core/dev.c:8972)
[   47.661362][ T2612]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   47.661504][ T2612] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   47.661649][ T2612]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.661795][ T2612] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.661945][ T2612]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.662090][ T2612]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.662235][ T2612]  ? nla_strscpy (lib/nlattr.c:795)
[   47.662378][ T2612]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.662520][ T2612]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.662660][ T2612]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.662801][ T2612]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.662952][ T2612]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.663099][ T2612]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.663248][ T2612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.663388][ T2612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.663529][ T2612]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.663670][ T2612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.663809][ T2612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.663958][ T2612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.664099][ T2612]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.664242][ T2612]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.664383][ T2612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.664524][ T2612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.664664][ T2612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.664808][ T2612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.664952][ T2612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.665094][ T2612]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.665239][ T2612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.665380][ T2612]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.665522][ T2612]  ? 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))
[   47.665661][ T2612]  ? 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))
[   47.665806][ T2612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.665950][ T2612]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.666090][ T2612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.666236][ T2612]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.666378][ T2612]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.666518][ T2612]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.666662][ T2612]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.666802][ T2612]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.666946][ T2612]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.667119][ T2612]  ? move_addr_to_kernel (net/socket.c:258)
[   47.667264][ T2612]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.667404][ T2612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.667547][ T2612]  ___sys_sendmsg (net/socket.c:2752)
[   47.667687][ T2612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.667867][ T2612]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.668020][ T2612]  __sys_sendmsg (net/socket.c:2784)
[   47.668161][ T2612]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.668304][ T2612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.668481][ T2612]  ? 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)
[   47.668620][ T2612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.668760][ T2612]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.668904][ T2612]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.669043][ T2612]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.669187][ T2612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.669360][ T2612] RIP: 0033:0x7f65cd93908e
[   47.669505][ T2612] 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
[   47.670004][ T2612] RSP: 002b:00007ffdbbdabac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.670219][ T2612] RAX: ffffffffffffffda RBX: 00007ffdbbdac258 RCX: 00007f65cd93908e
[   47.670426][ T2612] RDX: 0000000000000000 RSI: 00007ffdbbdabb70 RDI: 0000000000000005
[   47.670632][ T2612] RBP: 00007ffdbbdabad0 R08: 0000000000000000 R09: 0000000000000000
[   47.670841][ T2612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   47.671056][ T2612] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbbdac230
| [   47.672678][ T2612] ------------[ cut here ]------------
| [   47.672814][ T2612] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2612
| [   47.673099][ T2612] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.673665][ T2612] Tainted: [W]=WARN
[   47.673771][ T2612] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.674716][ T2612] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.674964][ T2612] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.675460][ T2612] RSP: 0018:ffa00000063d6fd0 EFLAGS: 00010286
[   47.675635][ T2612] RAX: 00000000ffffffa6 RBX: ff11000010d473c0 RCX: 1ff4000000c7adc0
[   47.675844][ T2612] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d47470
[   47.676057][ T2612] RBP: ff11000010c22000 R08: 1fe22000021a8e8f R09: ff1100000cbd2e80
[   47.676268][ T2612] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.676477][ T2612] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c22e04
[   47.676686][ T2612] FS:  00007f65cd6ff840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.676936][ T2612] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.677112][ T2612] CR2: 0000000032bd9a28 CR3: 00000000130e4002 CR4: 0000000000771ef0
[   47.677323][ T2612] PKRU: 55555554
[   47.677429][ T2612] Call Trace:
[   47.677535][ T2612]  <TASK>
[   47.677607][ T2612]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.677750][ T2612]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.677859][ T2612]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   47.678005][ T2612]  __dev_notify_flags (net/core/dev.c:9787)
[   47.678148][ T2612]  ? netif_change_name (net/core/dev.c:1495)
[   47.678294][ T2612]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   47.678435][ T2612]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   47.678575][ T2612]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   47.678718][ T2612] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   47.678867][ T2612]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   47.679013][ T2612] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   47.679156][ T2612]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   47.679306][ T2612]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   47.679447][ T2612]  ? nla_strscpy (lib/nlattr.c:795)
[   47.679588][ T2612]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   47.679730][ T2612]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   47.679875][ T2612]  ? __dev_get_by_name (net/core/dev.c:883)
[   47.680017][ T2612]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   47.680165][ T2612]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   47.680313][ T2612]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.680455][ T2612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.680597][ T2612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.680779][ T2612]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.680930][ T2612]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.681073][ T2612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.681225][ T2612]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.681370][ T2612]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.681513][ T2612]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.681656][ T2612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.681798][ T2612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.681949][ T2612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.682093][ T2612]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.682241][ T2612]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.682383][ T2612]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.682533][ T2612]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.682677][ T2612]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.682822][ T2612]  ? 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))
[   47.682967][ T2612]  ? 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))
[   47.683109][ T2612]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.683255][ T2612]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.683397][ T2612]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.683561][ T2612]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.683709][ T2612]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.683851][ T2612]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.684000][ T2612]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.684140][ T2612]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.684284][ T2612]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.684473][ T2612]  ? move_addr_to_kernel (net/socket.c:258)
[   47.684614][ T2612]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.684753][ T2612]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.684900][ T2612]  ___sys_sendmsg (net/socket.c:2752)
[   47.685039][ T2612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.685230][ T2612]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.685383][ T2612]  __sys_sendmsg (net/socket.c:2784)
[   47.685524][ T2612]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.685664][ T2612]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.685842][ T2612]  ? 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)
[   47.685989][ T2612]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.686129][ T2612]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.686271][ T2612]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.686412][ T2612]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.686552][ T2612]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.686725][ T2612] RIP: 0033:0x7f65cd93908e
[   47.686874][ T2612] 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
[   47.687397][ T2612] RSP: 002b:00007ffdbbdabac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.687607][ T2612] RAX: ffffffffffffffda RBX: 00007ffdbbdac258 RCX: 00007f65cd93908e
[   47.687817][ T2612] RDX: 0000000000000000 RSI: 00007ffdbbdabb70 RDI: 0000000000000005
[   47.688030][ T2612] RBP: 00007ffdbbdabad0 R08: 0000000000000000 R09: 0000000000000000
[   47.688245][ T2612] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   47.688454][ T2612] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbbdac230
| [   47.716847][ T2613] ------------[ cut here ]------------
| [   47.717551][ T2613] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2613
| [   47.717817][ T2613] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.718396][ T2613] Tainted: [W]=WARN
[   47.718495][ T2613] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.718659][ T2613] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.718840][ T2613] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.719504][ T2613] RSP: 0018:ffa0000006437020 EFLAGS: 00010286
[   47.719672][ T2613] RAX: 00000000ffffffa6 RBX: ff11000010d47cc0 RCX: 1ff4000000c86dca
[   47.719874][ T2613] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d47d70
[   47.720070][ T2613] RBP: ff11000010c22000 R08: 1fe22000021a8faf R09: ff1100000cbd0b58
[   47.720274][ T2613] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   47.720473][ T2613] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   47.720669][ T2613] FS:  00007f9cc62cb840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.720907][ T2613] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.721074][ T2613] CR2: 0000000023bb2988 CR3: 0000000012ecc004 CR4: 0000000000771ef0
[   47.721294][ T2613] PKRU: 55555554
[   47.721397][ T2613] Call Trace:
[   47.721494][ T2613]  <TASK>
[   47.721562][ T2613]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.721698][ T2613]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.721799][ T2613]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   47.721936][ T2613]  __dev_notify_flags (net/core/dev.c:9787)
[   47.722069][ T2613]  ? netif_change_name (net/core/dev.c:1495)
[   47.722206][ T2613]  ? __dev_change_flags (net/core/dev.c:9752)
[   47.722336][ T2613]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   47.722466][ T2613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.722597][ T2613]  ? 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))
[   47.722730][ T2613]  netif_change_flags (net/core/dev.c:9820)
[   47.722860][ T2613]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.722997][ T2613]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   47.723129][ T2613]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   47.723265][ T2613]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.723429][ T2613]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.723559][ T2613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.723691][ T2613]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.723820][ T2613]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.723956][ T2613]  ? __kernel_text_address (kernel/extable.c:79)
[   47.724087][ T2613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.724226][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.724356][ T2613]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.724486][ T2613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.724618][ T2613]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   47.724747][ T2613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.724883][ T2613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.725014][ T2613]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   47.725145][ T2613]  ? __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)
[   47.725284][ T2613]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   47.725416][ T2613]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   47.725550][ T2613]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   47.725683][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   47.725817][ T2613]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   47.725955][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.726085][ T2613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.726221][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.726353][ T2613]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.726483][ T2613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.726619][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.726748][ T2613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.726883][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.727014][ T2613]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.727146][ T2613]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   47.727278][ T2613]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.727408][ T2613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.727538][ T2613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.727668][ T2613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.727801][ T2613]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.727936][ T2613]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.728069][ T2613]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.728204][ T2613]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.728335][ T2613]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.728470][ T2613]  ? 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))
[   47.728599][ T2613]  ? 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))
[   47.728736][ T2613]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.728874][ T2613]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.729004][ T2613]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.729136][ T2613]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.729272][ T2613]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.729405][ T2613]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.729539][ T2613]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.729670][ T2613]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.729806][ T2613]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.729973][ T2613]  ? move_addr_to_kernel (net/socket.c:258)
[   47.730105][ T2613]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.730246][ T2613]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.730378][ T2613]  ___sys_sendmsg (net/socket.c:2752)
[   47.730510][ T2613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.730673][ T2613]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.730816][ T2613]  __sys_sendmsg (net/socket.c:2784)
[   47.730951][ T2613]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.731084][ T2613]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.731257][ T2613]  ? 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)
[   47.731387][ T2613]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.731520][ T2613]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.731651][ T2613]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.731782][ T2613]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.731919][ T2613]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.732080][ T2613] RIP: 0033:0x7f9cc650508e
[   47.732221][ T2613] 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
[   47.732683][ T2613] RSP: 002b:00007ffd348ddd60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.732885][ T2613] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9cc650508e
[   47.733081][ T2613] RDX: 0000000000000000 RSI: 00007ffd348dde10 RDI: 0000000000000005
[   47.733289][ T2613] RBP: 00007ffd348ddd70 R08: 0000000000000000 R09: 0000000000000000
[   47.733483][ T2613] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   47.733679][ T2613] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd348de4d0
| [   47.780071][ T2618] ------------[ cut here ]------------
| [   47.780295][ T2618] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2618
| [   47.780619][ T2618] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.781312][ T2618] Tainted: [W]=WARN
[   47.781464][ T2618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.781633][ T2618] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.781811][ T2618] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.782306][ T2618] RSP: 0018:ffa00000065c74e8 EFLAGS: 00010286
[   47.782474][ T2618] RAX: 00000000ffffffa6 RBX: ff1100000c0873c0 RCX: 1ff4000000cb8e63
[   47.782675][ T2618] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087470
[   47.782878][ T2618] RBP: ff1100000ea72000 R08: 1fe2200001810e8f R09: ff1100000eb751a8
[   47.783085][ T2618] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   47.783293][ T2618] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   47.783496][ T2618] FS:  00007f6f0a61d100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.783732][ T2618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.783908][ T2618] CR2: 00000000004d6034 CR3: 0000000013071001 CR4: 0000000000771ef0
[   47.784112][ T2618] PKRU: 55555554
[   47.784217][ T2618] Call Trace:
[   47.784318][ T2618]  <TASK>
[   47.784387][ T2618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.784520][ T2618]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.784654][ T2618]  notifier_call_chain (kernel/notifier.c:85)
[   47.784792][ T2618]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   47.784932][ T2618]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   47.785067][ T2618]  ethnl_set_features (net/ethtool/features.c:288)
[   47.785210][ T2618]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.785345][ T2618]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   47.785482][ T2618]  ? __nla_validate_parse (lib/nlattr.c:635)
[   47.785619][ T2618]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   47.785786][ T2618]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   47.785926][ T2618]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   47.786096][ T2618]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.786233][ T2618]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.786368][ T2618]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.786503][ T2618]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   47.786637][ T2618]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   47.786803][ T2618]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.787057][ T2618]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   47.787194][ T2618]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.787331][ T2618]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   47.787466][ T2618]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.787597][ T2618]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   47.787731][ T2618]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.787948][ T2618]  ? 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))
[   47.788158][ T2618]  ? 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))
[   47.788302][ T2618]  genl_rcv (net/netlink/genetlink.c:1218)
[   47.788403][ T2618]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.788539][ T2618]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.788673][ T2618]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.788809][ T2618]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.789044][ T2618]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.789183][ T2618]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.789319][ T2618]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.789455][ T2618]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   47.789590][ T2618]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   47.789736][ T2618]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   47.789947][ T2618]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.790113][ T2618]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   47.790249][ T2618]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   47.790381][ T2618]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.790514][ T2618]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.790647][ T2618]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.790781][ T2618]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.790974][ T2618] RIP: 0033:0x7f6f0a68e08e
[   47.791115][ T2618] 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
[   47.791596][ T2618] RSP: 002b:00007ffe873c1430 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   47.791798][ T2618] RAX: ffffffffffffffda RBX: 000000000f06a010 RCX: 00007f6f0a68e08e
[   47.792004][ T2618] RDX: 0000000000000058 RSI: 000000000f06a120 RDI: 0000000000000005
[   47.792213][ T2618] RBP: 00007ffe873c1440 R08: 00007f6f0a81c980 R09: 000000000000000c
[   47.792413][ T2618] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000f06a0b0
[   47.792611][ T2618] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   47.814011][ T2620] ------------[ cut here ]------------
| [   47.814160][ T2620] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2620
| [   47.814433][ T2620] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.814978][ T2620] Tainted: [W]=WARN
[   47.815080][ T2620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.815251][ T2620] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.815428][ T2620] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.815907][ T2620] RSP: 0018:ffa00000063d74e8 EFLAGS: 00010286
[   47.816076][ T2620] RAX: 00000000ffffffa6 RBX: ff1100000b2ebe40 RCX: 1ff4000000c7ae63
[   47.816281][ T2620] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebef0
[   47.816480][ T2620] RBP: ff1100000ea72000 R08: 1fe220000165d7df R09: ff11000010c8aea8
[   47.816679][ T2620] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   47.816885][ T2620] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   47.817087][ T2620] FS:  00007f8728a8d100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.817324][ T2620] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.817490][ T2620] CR2: 00000000004d6034 CR3: 000000000cb25004 CR4: 0000000000771ef0
[   47.817690][ T2620] PKRU: 55555554
[   47.817789][ T2620] Call Trace:
[   47.817896][ T2620]  <TASK>
[   47.817965][ T2620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.818099][ T2620]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.818235][ T2620]  notifier_call_chain (kernel/notifier.c:85)
[   47.818372][ T2620]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   47.818504][ T2620]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   47.818637][ T2620]  ethnl_set_features (net/ethtool/features.c:288)
[   47.818772][ T2620]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.818910][ T2620]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   47.819047][ T2620]  ? __nla_validate_parse (lib/nlattr.c:635)
[   47.819187][ T2620]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   47.819354][ T2620]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   47.819486][ T2620]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   47.819654][ T2620]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.819785][ T2620]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.820782][ T2620]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.821027][ T2620]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   47.821164][ T2620]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   47.821334][ T2620]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   47.821499][ T2620]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   47.821631][ T2620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.821769][ T2620]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   47.822011][ T2620]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.822145][ T2620]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   47.822283][ T2620]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.822422][ T2620]  ? 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))
[   47.822553][ T2620]  ? 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))
[   47.822688][ T2620]  genl_rcv (net/netlink/genetlink.c:1218)
[   47.822788][ T2620]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.823032][ T2620]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.823163][ T2620]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.823303][ T2620]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.823437][ T2620]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.823570][ T2620]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.823703][ T2620]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.823837][ T2620]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   47.824075][ T2620]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   47.824226][ T2620]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   47.824358][ T2620]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.824524][ T2620]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   47.824656][ T2620]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   47.824787][ T2620]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.825008][ T2620]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.825140][ T2620]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.825281][ T2620]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.825446][ T2620] RIP: 0033:0x7f8728afe08e
[   47.825584][ T2620] 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
[   47.826142][ T2620] RSP: 002b:00007fff3da85970 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   47.826349][ T2620] RAX: ffffffffffffffda RBX: 00000000396a8010 RCX: 00007f8728afe08e
[   47.826546][ T2620] RDX: 000000000000005c RSI: 00000000396a8120 RDI: 0000000000000005
[   47.826743][ T2620] RBP: 00007fff3da85980 R08: 00007f8728c8c980 R09: 000000000000000c
[   47.826995][ T2620] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000396a80b0
[   47.827198][ T2620] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   47.880638][ T2624] ------------[ cut here ]------------
| [   47.880818][ T2624] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2624
| [   47.881137][ T2624] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.881767][ T2624] Tainted: [W]=WARN
[   47.881924][ T2624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.882134][ T2624] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.882358][ T2624] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.882880][ T2624] RSP: 0018:ffa0000006536fe0 EFLAGS: 00010286
[   47.883093][ T2624] RAX: 00000000ffffffa6 RBX: ff110000100bef40 RCX: 1ff4000000ca6dc2
[   47.883338][ T2624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100beff0
[   47.883582][ T2624] RBP: ff1100000ea72000 R08: 1fe2200002017dff R09: ff1100000e802e58
[   47.883822][ T2624] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   47.884075][ T2624] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   47.884324][ T2624] FS:  00007f49854c3840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   47.884602][ T2624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.884812][ T2624] CR2: 000000000589f988 CR3: 000000000cfa2004 CR4: 0000000000771ef0
[   47.885066][ T2624] PKRU: 55555554
[   47.885216][ T2624] Call Trace:
[   47.885360][ T2624]  <TASK>
[   47.885473][ T2624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.885650][ T2624]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   47.885833][ T2624]  notifier_call_chain (kernel/notifier.c:85)
[   47.886030][ T2624]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   47.886213][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.886392][ T2624]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   47.886605][ T2624]  ? 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)
[   47.886784][ T2624]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.886979][ T2624]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   47.887156][ T2624]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   47.887370][ T2624]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   47.887550][ T2624] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   47.887731][ T2624]  ? write_profile (kernel/profile.c:194)
[   47.887924][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.888103][ T2624]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   47.888323][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.888503][ T2624]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   47.888682][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.888858][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.889051][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.889234][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.889414][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.889610][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.889787][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.889979][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.890157][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.890342][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.890521][ T2624]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   47.890701][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.890889][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.891069][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.891253][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.891434][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.891612][ T2624]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.891791][ T2624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.891978][ T2624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.892155][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.892344][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.892521][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.892701][ T2624]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.892894][ T2624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.893073][ T2624]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.893264][ T2624]  ? 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))
[   47.893442][ T2624]  ? 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))
[   47.893622][ T2624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.893800][ T2624]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.893990][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.894170][ T2624]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.894356][ T2624]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.894535][ T2624]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.894716][ T2624]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.894907][ T2624]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.895086][ T2624]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.895303][ T2624]  ? move_addr_to_kernel (net/socket.c:258)
[   47.895484][ T2624]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.895662][ T2624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.895841][ T2624]  ___sys_sendmsg (net/socket.c:2752)
[   47.896031][ T2624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.896249][ T2624]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.896438][ T2624]  __sys_sendmsg (net/socket.c:2784)
[   47.896616][ T2624]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.896792][ T2624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.897014][ T2624]  ? 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)
[   47.897198][ T2624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.897378][ T2624]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.897555][ T2624]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.897731][ T2624]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.897922][ T2624]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.898129][ T2624] RIP: 0033:0x7f49856fd08e
[   47.898318][ T2624] 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
[   47.898825][ T2624] RSP: 002b:00007fffb3d62c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.899081][ T2624] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f49856fd08e
[   47.899330][ T2624] RDX: 0000000000000000 RSI: 00007fffb3d62d40 RDI: 0000000000000005
[   47.899572][ T2624] RBP: 00007fffb3d62ca0 R08: 0000000000000000 R09: 0000000000000000
[   47.899812][ T2624] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   47.900067][ T2624] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb3d63400
| [   47.902199][ T2624] ------------[ cut here ]------------
| [   47.902337][ T2624] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2624
| [   47.902588][ T2624] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.903114][ T2624] Tainted: [W]=WARN
[   47.903214][ T2624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.903371][ T2624] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.903538][ T2624] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.903999][ T2624] RSP: 0018:ffa0000006537060 EFLAGS: 00010286
[   47.904160][ T2624] RAX: 00000000ffffffa6 RBX: ff110000100be1c0 RCX: 1ff4000000ca6dd2
[   47.904356][ T2624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be270
[   47.904545][ T2624] RBP: ff110000119ca000 R08: 1fe2200002017c4f R09: ff1100000e802e58
[   47.904734][ T2624] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   47.904928][ T2624] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006537100
[   47.905119][ T2624] FS:  00007f49854c3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.905344][ T2624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.905501][ T2624] CR2: 00007f4faa15c2a0 CR3: 000000000cfa2002 CR4: 0000000000771ef0
[   47.905691][ T2624] PKRU: 55555554
[   47.905785][ T2624] Call Trace:
[   47.905888][ T2624]  <TASK>
[   47.905953][ T2624]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   47.906081][ T2624]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   47.906181][ T2624]  netif_close_many (net/core/dev.c:1804)
[   47.906307][ T2624]  ? 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)
[   47.906433][ T2624]  ? __dev_close_many (net/core/dev.c:1781)
[   47.906558][ T2624]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   47.906715][ T2624]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   47.906878][ T2624]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   47.907010][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.907135][ T2624]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.907299][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.907428][ T2624]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.907554][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.907680][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.907804][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.907935][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.908060][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.908207][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.908335][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.908460][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.908586][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.908712][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.908836][ T2624]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   47.908968][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.909095][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.909224][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.909350][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.909477][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.909602][ T2624]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.909730][ T2624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.909857][ T2624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.909988][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.910116][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.910245][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.910371][ T2624]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.910496][ T2624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.910622][ T2624]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.910751][ T2624]  ? 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))
[   47.910879][ T2624]  ? 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))
[   47.911007][ T2624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.911134][ T2624]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.911264][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.911391][ T2624]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.911517][ T2624]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.911643][ T2624]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.911774][ T2624]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.911906][ T2624]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.912033][ T2624]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.912191][ T2624]  ? move_addr_to_kernel (net/socket.c:258)
[   47.912321][ T2624]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.912449][ T2624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.912577][ T2624]  ___sys_sendmsg (net/socket.c:2752)
[   47.912701][ T2624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.912856][ T2624]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.912999][ T2624]  __sys_sendmsg (net/socket.c:2784)
[   47.913126][ T2624]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.913254][ T2624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.913413][ T2624]  ? 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)
[   47.913539][ T2624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.913665][ T2624]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.913791][ T2624]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.913922][ T2624]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.914048][ T2624]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.914208][ T2624] RIP: 0033:0x7f49856fd08e
[   47.914338][ T2624] 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
[   47.914784][ T2624] RSP: 002b:00007fffb3d62c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.914978][ T2624] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f49856fd08e
[   47.915165][ T2624] RDX: 0000000000000000 RSI: 00007fffb3d62d40 RDI: 0000000000000005
[   47.915359][ T2624] RBP: 00007fffb3d62ca0 R08: 0000000000000000 R09: 0000000000000000
[   47.915546][ T2624] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   47.915733][ T2624] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb3d63400
| [   47.918101][ T2624] ------------[ cut here ]------------
| [   47.918231][ T2624] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2624
| [   47.918472][ T2624] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   47.918969][ T2624] Tainted: [W]=WARN
[   47.919062][ T2624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.919218][ T2624] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   47.919376][ T2624] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   47.919819][ T2624] RSP: 0018:ffa0000006537190 EFLAGS: 00010286
[   47.919978][ T2624] RAX: 00000000ffffffa6 RBX: ff1100000c964940 RCX: 1ff4000000ca6df8
[   47.920163][ T2624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9649f0
[   47.920350][ T2624] RBP: ff110000119ca000 R08: 1fe220000192c93f R09: ff1100000e802e58
[   47.920530][ T2624] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   47.920711][ T2624] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   47.920898][ T2624] FS:  00007f49854c3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   47.921113][ T2624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.921271][ T2624] CR2: 00007f4faa15c2a0 CR3: 000000000cfa2002 CR4: 0000000000771ef0
[   47.921454][ T2624] PKRU: 55555554
[   47.921546][ T2624] Call Trace:
[   47.921637][ T2624]  <TASK>
[   47.921699][ T2624]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   47.921853][ T2624]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   47.922014][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.922137][ T2624]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   47.922262][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.922383][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.922504][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.922625][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.922746][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.922889][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.923012][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.923134][ T2624]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   47.923258][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.923379][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.923501][ T2624]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   47.923623][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.923742][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.923867][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.923988][ T2624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   47.924111][ T2624]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   47.924236][ T2624]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   47.924357][ T2624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.924484][ T2624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.924606][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.924729][ T2624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   47.924851][ T2624]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   47.924979][ T2624]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   47.925100][ T2624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.925225][ T2624]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.925347][ T2624]  ? 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))
[   47.925467][ T2624]  ? 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))
[   47.925590][ T2624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.925713][ T2624]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.925833][ T2624]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   47.925963][ T2624]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   47.926086][ T2624]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   47.926213][ T2624]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   47.926335][ T2624]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   47.926456][ T2624]  ? copy_msghdr_from_user (net/socket.c:2635)
[   47.926576][ T2624]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   47.926727][ T2624]  ? move_addr_to_kernel (net/socket.c:258)
[   47.926850][ T2624]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.926977][ T2624]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   47.927099][ T2624]  ___sys_sendmsg (net/socket.c:2752)
[   47.927221][ T2624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   47.927371][ T2624]  ? copy_msghdr_from_user (net/socket.c:2603)
[   47.927505][ T2624]  __sys_sendmsg (net/socket.c:2784)
[   47.927627][ T2624]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   47.927747][ T2624]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   47.927906][ T2624]  ? 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)
[   47.928026][ T2624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   47.928148][ T2624]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   47.928274][ T2624]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   47.928395][ T2624]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   47.928518][ T2624]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.928668][ T2624] RIP: 0033:0x7f49856fd08e
[   47.928795][ T2624] 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
[   47.929240][ T2624] RSP: 002b:00007fffb3d62c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.929424][ T2624] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f49856fd08e
[   47.929603][ T2624] RDX: 0000000000000000 RSI: 00007fffb3d62d40 RDI: 0000000000000005
[   47.929783][ T2624] RBP: 00007fffb3d62ca0 R08: 0000000000000000 R09: 0000000000000000
[   47.929969][ T2624] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   47.930149][ T2624] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb3d63400
| [   48.005892][ T2628] ------------[ cut here ]------------
| [   48.006049][ T2628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2628
| [   48.006320][ T2628] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.006860][ T2628] Tainted: [W]=WARN
[   48.007151][ T2628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.007320][ T2628] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.007490][ T2628] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.007963][ T2628] RSP: 0018:ffa00000065f6fe0 EFLAGS: 00010286
[   48.008130][ T2628] RAX: 00000000ffffffa6 RBX: ff1100000b2eb9c0 RCX: 1ff4000000cbedc2
[   48.008332][ T2628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eba70
[   48.008526][ T2628] RBP: ff1100000ea72000 R08: 1fe220000165d74f R09: ff1100000f4e5158
[   48.008721][ T2628] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.008922][ T2628] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.009120][ T2628] FS:  00007f55b6b85840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.009354][ T2628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.009518][ T2628] CR2: 0000000002093988 CR3: 0000000011869003 CR4: 0000000000771ef0
[   48.009716][ T2628] PKRU: 55555554
[   48.009816][ T2628] Call Trace:
[   48.009921][ T2628]  <TASK>
[   48.009989][ T2628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.010122][ T2628]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.010258][ T2628]  notifier_call_chain (kernel/notifier.c:85)
[   48.010393][ T2628]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   48.010524][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.010656][ T2628]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   48.010818][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.010957][ T2628]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   48.011122][ T2628]  ? 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)
[   48.011258][ T2628]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.011390][ T2628]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   48.011522][ T2628]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   48.011688][ T2628] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   48.011825][ T2628]  ? write_profile (kernel/profile.c:194)
[   48.011964][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.012096][ T2628]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   48.012271][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.012406][ T2628]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   48.012538][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.012672][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.012805][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.012941][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.013073][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.013229][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.013360][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.013492][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.013621][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.013751][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.013888][ T2628]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   48.014023][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.014154][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.014288][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.014419][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.014553][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.014683][ T2628]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.014813][ T2628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.014950][ T2628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.015080][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.015219][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.015351][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.015484][ T2628]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.015615][ T2628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.015746][ T2628]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.015881][ T2628]  ? 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))
[   48.016013][ T2628]  ? 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))
[   48.016146][ T2628]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.016282][ T2628]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.016413][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.016548][ T2628]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.016680][ T2628]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.016813][ T2628]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.016950][ T2628]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.017084][ T2628]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.017220][ T2628]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.017382][ T2628]  ? move_addr_to_kernel (net/socket.c:258)
[   48.017514][ T2628]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.017645][ T2628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.017779][ T2628]  ___sys_sendmsg (net/socket.c:2752)
[   48.017916][ T2628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.018081][ T2628]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.018233][ T2628]  __sys_sendmsg (net/socket.c:2784)
[   48.018365][ T2628]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.018496][ T2628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.018665][ T2628]  ? 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)
[   48.018795][ T2628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.018931][ T2628]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.019060][ T2628]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.019194][ T2628]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.019325][ T2628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.019486][ T2628] RIP: 0033:0x7f55b6dbf08e
[   48.019623][ T2628] 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
[   48.020089][ T2628] RSP: 002b:00007fff109c7910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.020290][ T2628] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f55b6dbf08e
[   48.020485][ T2628] RDX: 0000000000000000 RSI: 00007fff109c79c0 RDI: 0000000000000005
[   48.020680][ T2628] RBP: 00007fff109c7920 R08: 0000000000000000 R09: 0000000000000000
[   48.020877][ T2628] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.021073][ T2628] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff109c8080
| [   48.022829][ T2628] ------------[ cut here ]------------
| [   48.022966][ T2628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2628
| [   48.023272][ T2628] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.023784][ T2628] Tainted: [W]=WARN
[   48.024484][ T2628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.024643][ T2628] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.024890][ T2628] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.025346][ T2628] RSP: 0018:ffa00000065f7060 EFLAGS: 00010286
[   48.025506][ T2628] RAX: 00000000ffffffa6 RBX: ff1100000b2ebb40 RCX: 1ff4000000cbedd2
[   48.025692][ T2628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebbf0
[   48.026084][ T2628] RBP: ff11000010c22000 R08: 1fe220000165d77f R09: ff1100000f4e5158
[   48.026279][ T2628] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   48.026468][ T2628] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000065f7100
[   48.026658][ T2628] FS:  00007f55b6b85840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.026950][ T2628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.027110][ T2628] CR2: 0000000002093988 CR3: 0000000011869003 CR4: 0000000000771ef0
[   48.027303][ T2628] PKRU: 55555554
[   48.027399][ T2628] Call Trace:
[   48.027494][ T2628]  <TASK>
[   48.027559][ T2628]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.027689][ T2628]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.027789][ T2628]  netif_close_many (net/core/dev.c:1804)
[   48.027970][ T2628]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   48.028128][ T2628]  ? 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)
[   48.028257][ T2628]  ? __dev_close_many (net/core/dev.c:1781)
[   48.028383][ T2628]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.028541][ T2628]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.028699][ T2628]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   48.028830][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.028966][ T2628]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.029128][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.029260][ T2628]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.029388][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.029514][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.029642][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.029769][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.029900][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.030046][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.030173][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.030305][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.030432][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.030560][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.030689][ T2628]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   48.030817][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.030950][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.031077][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.031210][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.031338][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.031465][ T2628]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.031593][ T2628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.031720][ T2628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.031847][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.031982][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.032110][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.032243][ T2628]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.032369][ T2628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.032497][ T2628]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.032626][ T2628]  ? 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))
[   48.032754][ T2628]  ? 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))
[   48.032891][ T2628]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.033020][ T2628]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.033147][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.033279][ T2628]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.033408][ T2628]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.033534][ T2628]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.033665][ T2628]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.033790][ T2628]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.033927][ T2628]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.034084][ T2628]  ? move_addr_to_kernel (net/socket.c:258)
[   48.034216][ T2628]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.034342][ T2628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.034470][ T2628]  ___sys_sendmsg (net/socket.c:2752)
[   48.034597][ T2628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.034755][ T2628]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.034900][ T2628]  __sys_sendmsg (net/socket.c:2784)
[   48.035028][ T2628]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.035155][ T2628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.035320][ T2628]  ? 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)
[   48.035447][ T2628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.035576][ T2628]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.035702][ T2628]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.035827][ T2628]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.035960][ T2628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.036117][ T2628] RIP: 0033:0x7f55b6dbf08e
[   48.036254][ T2628] 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
[   48.036705][ T2628] RSP: 002b:00007fff109c7910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.036904][ T2628] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f55b6dbf08e
[   48.037092][ T2628] RDX: 0000000000000000 RSI: 00007fff109c79c0 RDI: 0000000000000005
[   48.037285][ T2628] RBP: 00007fff109c7920 R08: 0000000000000000 R09: 0000000000000000
[   48.037473][ T2628] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.037661][ T2628] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff109c8080
| [   48.040014][ T2628] ------------[ cut here ]------------
| [   48.040141][ T2628] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2628
| [   48.040389][ T2628] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.041251][ T2628] Tainted: [W]=WARN
[   48.041347][ T2628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.041508][ T2628] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.041669][ T2628] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.042235][ T2628] RSP: 0018:ffa00000065f7190 EFLAGS: 00010286
[   48.042390][ T2628] RAX: 00000000ffffffa6 RBX: ff1100000f3fd840 RCX: 1ff4000000cbedf8
[   48.042571][ T2628] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fd8f0
[   48.042755][ T2628] RBP: ff11000010c22000 R08: 1fe2200001e7fb1f R09: ff1100000f4e5158
[   48.042991][ T2628] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.043173][ T2628] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.043410][ T2628] FS:  00007f55b6b85840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.043625][ T2628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.043779][ T2628] CR2: 0000000002093988 CR3: 0000000011869003 CR4: 0000000000771ef0
[   48.044013][ T2628] PKRU: 55555554
[   48.044106][ T2628] Call Trace:
[   48.044202][ T2628]  <TASK>
[   48.044265][ T2628]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.044418][ T2628]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.044572][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.044697][ T2628]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   48.044821][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.044993][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.045115][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.045240][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.045370][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.045511][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.045633][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.045757][ T2628]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.045930][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.046052][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.046174][ T2628]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   48.046302][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.046425][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.046547][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.046669][ T2628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.046794][ T2628]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   48.046968][ T2628]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.047091][ T2628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.047217][ T2628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.047341][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.047465][ T2628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.047587][ T2628]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.047712][ T2628]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.047834][ T2628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.048009][ T2628]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.048134][ T2628]  ? 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))
[   48.048261][ T2628]  ? 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))
[   48.048384][ T2628]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.048506][ T2628]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.048629][ T2628]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.048754][ T2628]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.048925][ T2628]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.049048][ T2628]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.049171][ T2628]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.049298][ T2628]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.049420][ T2628]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.049583][ T2628]  ? move_addr_to_kernel (net/socket.c:258)
[   48.049707][ T2628]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.049828][ T2628]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.050003][ T2628]  ___sys_sendmsg (net/socket.c:2752)
[   48.050123][ T2628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.050277][ T2628]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.050411][ T2628]  __sys_sendmsg (net/socket.c:2784)
[   48.050532][ T2628]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.050654][ T2628]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.050809][ T2628]  ? 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)
[   48.051005][ T2628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.051129][ T2628]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.051254][ T2628]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.051375][ T2628]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.051496][ T2628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.051645][ T2628] RIP: 0033:0x7f55b6dbf08e
[   48.051774][ T2628] 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
[   48.052262][ T2628] RSP: 002b:00007fff109c7910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.052445][ T2628] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f55b6dbf08e
[   48.052626][ T2628] RDX: 0000000000000000 RSI: 00007fff109c79c0 RDI: 0000000000000005
[   48.052806][ T2628] RBP: 00007fff109c7920 R08: 0000000000000000 R09: 0000000000000000
[   48.053039][ T2628] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.053224][ T2628] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff109c8080
| [   48.082834][ T2629] ------------[ cut here ]------------
| [   48.083028][ T2629] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/2629
| [   48.083344][ T2629] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.083997][ T2629] Tainted: [W]=WARN
[   48.084144][ T2629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.084567][ T2629] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.084792][ T2629] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.085455][ T2629] RSP: 0018:ffa00000066174e8 EFLAGS: 00010286
[   48.085778][ T2629] RAX: 00000000ffffffa6 RBX: ff110000100ae1c0 RCX: 1ff4000000cc2e63
[   48.086151][ T2629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae270
[   48.086493][ T2629] RBP: ff1100000ea72000 R08: 1fe2200002015c4f R09: ff1100000f4e2ea8
[   48.086821][ T2629] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.087146][ T2629] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   48.087492][ T2629] FS:  00007f548ed25100(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   48.087846][ T2629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.088136][ T2629] CR2: 00000000004d6034 CR3: 000000001285b001 CR4: 0000000000771ef0
[   48.088427][ T2629] PKRU: 55555554
[   48.088571][ T2629] Call Trace:
[   48.088716][ T2629]  <TASK>
[   48.088832][ T2629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.089022][ T2629]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.089211][ T2629]  notifier_call_chain (kernel/notifier.c:85)
[   48.089395][ T2629]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   48.089576][ T2629]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   48.089760][ T2629]  ethnl_set_features (net/ethtool/features.c:288)
[   48.089953][ T2629]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.090133][ T2629]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.090322][ T2629]  ? __nla_validate_parse (lib/nlattr.c:635)
[   48.090504][ T2629]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   48.090716][ T2629]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   48.090912][ T2629]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   48.091127][ T2629]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.091313][ T2629]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.091493][ T2629]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.091677][ T2629]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   48.091858][ T2629]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   48.092082][ T2629]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.092304][ T2629]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.092484][ T2629]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.092666][ T2629]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   48.092846][ T2629]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.093035][ T2629]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   48.093222][ T2629]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.093406][ T2629]  ? 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))
[   48.093588][ T2629]  ? 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))
[   48.093768][ T2629]  genl_rcv (net/netlink/genetlink.c:1218)
[   48.093927][ T2629]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.094107][ T2629]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.094292][ T2629]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.094474][ T2629]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.094655][ T2629]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.094836][ T2629]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.095031][ T2629]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.095219][ T2629]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   48.095400][ T2629]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   48.095591][ T2629]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   48.095770][ T2629]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.095996][ T2629]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.096174][ T2629]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.096362][ T2629]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.096540][ T2629]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.096718][ T2629]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.096912][ T2629]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.097122][ T2629] RIP: 0033:0x7f548ed9608e
[   48.097316][ T2629] 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
[   48.097827][ T2629] RSP: 002b:00007ffd5c5b7290 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   48.098080][ T2629] RAX: ffffffffffffffda RBX: 000000002e1ac010 RCX: 00007f548ed9608e
[   48.098331][ T2629] RDX: 0000000000000058 RSI: 000000002e1ac120 RDI: 0000000000000005
[   48.098572][ T2629] RBP: 00007ffd5c5b72a0 R08: 00007f548ef24980 R09: 000000000000000c
[   48.098816][ T2629] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002e1ac0b0
[   48.099071][ T2629] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   48.133439][ T2630] ------------[ cut here ]------------
| [   48.133611][ T2630] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2630
| [   48.133895][ T2630] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.134472][ T2630] Tainted: [W]=WARN
[   48.134582][ T2630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.134759][ T2630] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.134949][ T2630] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.135448][ T2630] RSP: 0018:ffa0000006626f70 EFLAGS: 00010286
[   48.135625][ T2630] RAX: 00000000ffffffa6 RBX: ff1100000f3fcf40 RCX: 1ff4000000cc4db4
[   48.135834][ T2630] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fcff0
[   48.136048][ T2630] RBP: ff1100000ea72000 R08: 1fe2200001e7f9ff R09: ff11000012ee8b80
[   48.136262][ T2630] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.136471][ T2630] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.136680][ T2630] FS:  00007fe05e793840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.136932][ T2630] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.137109][ T2630] CR2: 0000000020be9a28 CR3: 000000001301f001 CR4: 0000000000771ef0
[   48.137326][ T2630] PKRU: 55555554
[   48.137430][ T2630] Call Trace:
[   48.137534][ T2630]  <TASK>
[   48.137606][ T2630]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.137744][ T2630]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.137891][ T2630]  notifier_call_chain (kernel/notifier.c:85)
[   48.138035][ T2630]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.138177][ T2630]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.138325][ T2630]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.138468][ T2630]  netdev_upper_dev_link (net/core/dev.c:8972)
[   48.138608][ T2630]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   48.138750][ T2630] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   48.138902][ T2630]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.139048][ T2630] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.139194][ T2630]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.139338][ T2630]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.139476][ T2630]  ? nla_strscpy (lib/nlattr.c:795)
[   48.139618][ T2630]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.139759][ T2630]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.139902][ T2630]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.140044][ T2630]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.140194][ T2630]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.140338][ T2630]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.140479][ T2630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.140617][ T2630]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.140757][ T2630]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.140901][ T2630]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.141042][ T2630]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.141189][ T2630]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.141330][ T2630]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.141469][ T2630]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.141608][ T2630]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.141748][ T2630]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.141892][ T2630]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.142034][ T2630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.142172][ T2630]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.142317][ T2630]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.142457][ T2630]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.142597][ T2630]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.142739][ T2630]  ? 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))
[   48.142880][ T2630]  ? 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))
[   48.143023][ T2630]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.143165][ T2630]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.143311][ T2630]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.143453][ T2630]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.143596][ T2630]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.143737][ T2630]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.143883][ T2630]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.144026][ T2630]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.144166][ T2630]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.144343][ T2630]  ? move_addr_to_kernel (net/socket.c:258)
[   48.144485][ T2630]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.144627][ T2630]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.144772][ T2630]  ___sys_sendmsg (net/socket.c:2752)
[   48.144916][ T2630]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.145091][ T2630]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.145249][ T2630]  __sys_sendmsg (net/socket.c:2784)
[   48.145389][ T2630]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.145528][ T2630]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.145704][ T2630]  ? 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)
[   48.145844][ T2630]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.145990][ T2630]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.146129][ T2630]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.146273][ T2630]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.146415][ T2630]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.146589][ T2630] RIP: 0033:0x7fe05e9cd08e
[   48.146736][ T2630] 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
[   48.147248][ T2630] RSP: 002b:00007ffe8861a860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.147460][ T2630] RAX: ffffffffffffffda RBX: 00007ffe8861aff8 RCX: 00007fe05e9cd08e
[   48.147669][ T2630] RDX: 0000000000000000 RSI: 00007ffe8861a910 RDI: 0000000000000005
[   48.147885][ T2630] RBP: 00007ffe8861a870 R08: 0000000000000000 R09: 0000000000000000
[   48.148095][ T2630] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.148310][ T2630] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8861afd0
| [   48.149925][ T2630] ------------[ cut here ]------------
| [   48.150063][ T2630] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2630
| [   48.150342][ T2630] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.151609][ T2630] Tainted: [W]=WARN
[   48.151724][ T2630] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.151910][ T2630] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.152092][ T2630] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.152588][ T2630] RSP: 0018:ffa0000006626fd0 EFLAGS: 00010286
[   48.152760][ T2630] RAX: 00000000ffffffa6 RBX: ff110000100bec40 RCX: 1ff4000000cc4dc0
[   48.152971][ T2630] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100becf0
[   48.153175][ T2630] RBP: ff1100000cc12000 R08: 1fe2200002017d9f R09: ff11000012ee8b80
[   48.153384][ T2630] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.153590][ T2630] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   48.153797][ T2630] FS:  00007fe05e793840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.154043][ T2630] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.154222][ T2630] CR2: 0000000020be9a28 CR3: 000000001301f001 CR4: 0000000000771ef0
[   48.154429][ T2630] PKRU: 55555554
[   48.154533][ T2630] Call Trace:
[   48.154636][ T2630]  <TASK>
[   48.154708][ T2630]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.154847][ T2630]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.154959][ T2630]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.155098][ T2630]  __dev_notify_flags (net/core/dev.c:9787)
[   48.155244][ T2630]  ? netif_change_name (net/core/dev.c:1495)
[   48.155384][ T2630]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.155524][ T2630]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   48.155664][ T2630]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.155803][ T2630] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   48.155949][ T2630]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.156093][ T2630] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.156242][ T2630]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.156388][ T2630]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.156530][ T2630]  ? nla_strscpy (lib/nlattr.c:795)
[   48.156673][ T2630]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.156815][ T2630]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.156960][ T2630]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.157102][ T2630]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.157254][ T2630]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.157397][ T2630]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.157537][ T2630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.157676][ T2630]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.157816][ T2630]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.157960][ T2630]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.158099][ T2630]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.158249][ T2630]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.158392][ T2630]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.158531][ T2630]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.158670][ T2630]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.158811][ T2630]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.158953][ T2630]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.159094][ T2630]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.159236][ T2630]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.159378][ T2630]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.159516][ T2630]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.159656][ T2630]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.159798][ T2630]  ? 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))
[   48.159942][ T2630]  ? 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))
[   48.160083][ T2630]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.160225][ T2630]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.160364][ T2630]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.160505][ T2630]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.160646][ T2630]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.160787][ T2630]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.160935][ T2630]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.161075][ T2630]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.161219][ T2630]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.161392][ T2630]  ? move_addr_to_kernel (net/socket.c:258)
[   48.161533][ T2630]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.161672][ T2630]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.161813][ T2630]  ___sys_sendmsg (net/socket.c:2752)
[   48.161957][ T2630]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.162130][ T2630]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.162287][ T2630]  __sys_sendmsg (net/socket.c:2784)
[   48.162427][ T2630]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.162564][ T2630]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.162742][ T2630]  ? 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)
[   48.162899][ T2630]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.163040][ T2630]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.163177][ T2630]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.163318][ T2630]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.163456][ T2630]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.163627][ T2630] RIP: 0033:0x7fe05e9cd08e
[   48.163770][ T2630] 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
[   48.164271][ T2630] RSP: 002b:00007ffe8861a860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.164482][ T2630] RAX: ffffffffffffffda RBX: 00007ffe8861aff8 RCX: 00007fe05e9cd08e
[   48.164691][ T2630] RDX: 0000000000000000 RSI: 00007ffe8861a910 RDI: 0000000000000005
[   48.164903][ T2630] RBP: 00007ffe8861a870 R08: 0000000000000000 R09: 0000000000000000
[   48.165112][ T2630] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.165323][ T2630] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8861afd0
| [   48.189300][ T2631] ------------[ cut here ]------------
| [   48.189457][ T2631] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2631
| [   48.189717][ T2631] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.190411][ T2631] Tainted: [W]=WARN
[   48.190510][ T2631] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.190675][ T2631] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.190848][ T2631] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.191408][ T2631] RSP: 0018:ffa0000006637020 EFLAGS: 00010286
[   48.191575][ T2631] RAX: 00000000ffffffa6 RBX: ff11000012e0b6c0 RCX: 1ff4000000cc6dca
[   48.191771][ T2631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012e0b770
[   48.192188][ T2631] RBP: ff1100000cc12000 R08: 1fe22000025c16ef R09: ff11000012eeae58
[   48.192383][ T2631] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   48.192577][ T2631] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.192771][ T2631] FS:  00007fa9ecad2840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.193088][ T2631] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.193256][ T2631] CR2: 00007fa9ecda21a0 CR3: 0000000013157003 CR4: 0000000000771ef0
[   48.193453][ T2631] PKRU: 55555554
[   48.193551][ T2631] Call Trace:
[   48.193647][ T2631]  <TASK>
[   48.193714][ T2631]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.193848][ T2631]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.194003][ T2631]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.194130][ T2631]  __dev_notify_flags (net/core/dev.c:9787)
[   48.194266][ T2631]  ? netif_change_name (net/core/dev.c:1495)
[   48.194394][ T2631]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.194523][ T2631]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.194651][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.194781][ T2631]  ? 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))
[   48.194969][ T2631]  netif_change_flags (net/core/dev.c:9820)
[   48.195098][ T2631]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.195233][ T2631]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.195363][ T2631]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.195493][ T2631]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.195651][ T2631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.195781][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.195964][ T2631]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.196093][ T2631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.196227][ T2631]  ? __kernel_text_address (kernel/extable.c:79)
[   48.196357][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.196488][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.196617][ T2631]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.196748][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.196930][ T2631]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.197058][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.197189][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.197317][ T2631]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.197445][ T2631]  ? __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)
[   48.197576][ T2631]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.197705][ T2631]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.197838][ T2631]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.197975][ T2631]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.198108][ T2631]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.198243][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.198370][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.198501][ T2631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.198629][ T2631]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.198757][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.198894][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.199022][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.199151][ T2631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.199284][ T2631]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.199415][ T2631]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.199543][ T2631]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.199672][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.199801][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.199934][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.200064][ T2631]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.200195][ T2631]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.200325][ T2631]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.200455][ T2631]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.200586][ T2631]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.200720][ T2631]  ? 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))
[   48.200850][ T2631]  ? 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))
[   48.200988][ T2631]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.201120][ T2631]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.201257][ T2631]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.201390][ T2631]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.201521][ T2631]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.201652][ T2631]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.201786][ T2631]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.201922][ T2631]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.202050][ T2631]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.202213][ T2631]  ? move_addr_to_kernel (net/socket.c:258)
[   48.202342][ T2631]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.202471][ T2631]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.202603][ T2631]  ___sys_sendmsg (net/socket.c:2752)
[   48.202731][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.202896][ T2631]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.203039][ T2631]  __sys_sendmsg (net/socket.c:2784)
[   48.203171][ T2631]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.203304][ T2631]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.203468][ T2631]  ? 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)
[   48.203599][ T2631]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.203729][ T2631]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.203858][ T2631]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.203993][ T2631]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.204124][ T2631]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.204287][ T2631] RIP: 0033:0x7fa9ecd0c08e
[   48.204423][ T2631] 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
[   48.204894][ T2631] RSP: 002b:00007ffefb9af7b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.205093][ T2631] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa9ecd0c08e
[   48.205290][ T2631] RDX: 0000000000000000 RSI: 00007ffefb9af860 RDI: 0000000000000005
[   48.205485][ T2631] RBP: 00007ffefb9af7c0 R08: 0000000000000000 R09: 0000000000000000
[   48.205680][ T2631] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.205876][ T2631] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefb9aff20
| [   48.227894][ T2634] ------------[ cut here ]------------
| [   48.228056][ T2634] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2634
| [   48.228327][ T2634] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.228878][ T2634] Tainted: [W]=WARN
[   48.228981][ T2634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.229149][ T2634] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.229327][ T2634] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.229798][ T2634] RSP: 0018:ffa00000065c74e8 EFLAGS: 00010286
[   48.229970][ T2634] RAX: 00000000ffffffa6 RBX: ff1100000948f6c0 RCX: 1ff4000000cb8e63
[   48.230171][ T2634] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000948f770
[   48.230375][ T2634] RBP: ff1100000ea72000 R08: 1fe2200001291eef R09: ff11000010c88ba8
[   48.230571][ T2634] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.230768][ T2634] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   48.230975][ T2634] FS:  00007f5e8b3ba100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.231217][ T2634] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.231385][ T2634] CR2: 00000000004d6034 CR3: 0000000012caa006 CR4: 0000000000771ef0
[   48.231589][ T2634] PKRU: 55555554
[   48.231690][ T2634] Call Trace:
[   48.231790][ T2634]  <TASK>
[   48.231867][ T2634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.232001][ T2634]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.232135][ T2634]  notifier_call_chain (kernel/notifier.c:85)
[   48.232274][ T2634]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   48.232407][ T2634]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   48.232541][ T2634]  ethnl_set_features (net/ethtool/features.c:288)
[   48.232676][ T2634]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.232809][ T2634]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.232948][ T2634]  ? __nla_validate_parse (lib/nlattr.c:635)
[   48.233085][ T2634]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   48.233255][ T2634]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   48.233389][ T2634]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   48.233560][ T2634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.233692][ T2634]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.233826][ T2634]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.233969][ T2634]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   48.234102][ T2634]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   48.234268][ T2634]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.234432][ T2634]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.234564][ T2634]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.234700][ T2634]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   48.234832][ T2634]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.234969][ T2634]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   48.235103][ T2634]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.235243][ T2634]  ? 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))
[   48.235376][ T2634]  ? 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))
[   48.235511][ T2634]  genl_rcv (net/netlink/genetlink.c:1218)
[   48.235611][ T2634]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.235744][ T2634]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.235879][ T2634]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.236016][ T2634]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.236149][ T2634]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.236285][ T2634]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.236418][ T2634]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.236558][ T2634]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   48.236695][ T2634]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   48.236841][ T2634]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   48.236976][ T2634]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.237141][ T2634]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.237275][ T2634]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.237405][ T2634]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.237537][ T2634]  ? irq_exit_rcu (kernel/softirq.c:754)
[   48.237671][ T2634]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.237833][ T2634] RIP: 0033:0x7f5e8b42b08e
[   48.237975][ T2634] 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
[   48.238445][ T2634] RSP: 002b:00007ffe13e11240 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   48.238643][ T2634] RAX: ffffffffffffffda RBX: 0000000024c46010 RCX: 00007f5e8b42b08e
[   48.238840][ T2634] RDX: 000000000000005c RSI: 0000000024c46120 RDI: 0000000000000005
[   48.239040][ T2634] RBP: 00007ffe13e11250 R08: 00007f5e8b5b9980 R09: 000000000000000c
[   48.239241][ T2634] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000024c460b0
[   48.239438][ T2634] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   48.268198][  T164] ------------[ cut here ]------------
| [   48.268465][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   48.268744][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.269437][  T164] Tainted: [W]=WARN
[   48.269546][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.269723][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.269969][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.270473][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   48.270653][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194f540 RCX: 1ff40000000feebf
[   48.270873][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f5f0
[   48.271084][  T164] RBP: ff1100000ea72000 R08: 1fe2200002329ebf R09: ff1100000c015220
[   48.271300][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   48.271512][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   48.271724][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   48.271988][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.272167][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   48.272383][  T164] PKRU: 55555554
[   48.272489][  T164] Call Trace:
[   48.272595][  T164]  <TASK>
[   48.272668][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.272814][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.272929][  T164]  netif_close_many (net/core/dev.c:1804)
[   48.273077][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.273226][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   48.273367][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.273510][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.273653][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   48.273830][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   48.274011][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.274153][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.274299][  T164]  ? __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)
[   48.274439][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.274581][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.274758][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.274906][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.275049][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.275194][  T164]  ? 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)
[   48.275375][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.275519][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.275661][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.275805][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.275960][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   48.276106][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.276291][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.276469][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.276611][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.276756][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.277000][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.277142][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.277289][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.277430][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.277570][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.277677][  T164]  new_sync_write (fs/read_write.c:595)
[   48.277822][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.278025][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.278260][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.278403][  T164]  ? ksys_write (fs/read_write.c:740)
[   48.278551][  T164]  vfs_write (fs/read_write.c:688)
[   48.278661][  T164]  ksys_write (fs/read_write.c:740)
[   48.278769][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.278968][  T164]  ? 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)
[   48.279109][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.279282][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.279443][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.279595][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.279744][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.279992][  T164] RIP: 0033:0x7f4f5d5d508e
[   48.280145][  T164] 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
[   48.280664][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.281001][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   48.281224][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   48.281437][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   48.281657][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.281963][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   48.287786][  T164] ------------[ cut here ]------------
| [   48.287996][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   48.288293][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.288940][  T164] Tainted: [W]=WARN
[   48.289052][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.289242][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.289431][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.289958][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   48.290144][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194fcc0 RCX: 1ff40000000fee81
[   48.290370][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194fd70
[   48.290589][  T164] RBP: ff1100000cc12000 R08: 1fe2200002329faf R09: ff1100000c0151f8
[   48.290811][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   48.291036][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   48.291261][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   48.291520][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.291707][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   48.291934][  T164] PKRU: 55555554
[   48.292044][  T164] Call Trace:
[   48.292155][  T164]  <TASK>
[   48.292235][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.292385][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.292499][  T164]  netif_close_many (net/core/dev.c:1804)
[   48.292646][  T164]  ? 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)
[   48.292795][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   48.293011][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   48.293206][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   48.293390][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   48.293544][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.293729][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   48.293942][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   48.294194][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   48.294347][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   48.294497][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   48.294683][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.294930][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.295080][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.295233][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.295382][  T164]  ? 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)
[   48.295530][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.295677][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.295825][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.296038][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.296192][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   48.296341][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.296529][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.296718][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.296930][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.297080][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.297269][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.297415][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.297564][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.297711][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.297858][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.298033][  T164]  new_sync_write (fs/read_write.c:595)
[   48.298185][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.298333][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.298481][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.298627][  T164]  ? ksys_write (fs/read_write.c:740)
[   48.298779][  T164]  vfs_write (fs/read_write.c:688)
[   48.298955][  T164]  ksys_write (fs/read_write.c:740)
[   48.299066][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.299216][  T164]  ? 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)
[   48.299363][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.299509][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.299655][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.299801][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.300009][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.300194][  T164] RIP: 0033:0x7f4f5d5d508e
[   48.300347][  T164] 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
[   48.300936][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.301161][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   48.301384][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   48.301602][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   48.301819][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.302103][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   48.318106][  T164] ------------[ cut here ]------------
| [   48.318273][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   48.318572][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.319215][  T164] Tainted: [W]=WARN
[   48.319322][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.319505][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.319694][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.320217][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   48.320404][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1d240 RCX: 1ff40000000feea7
[   48.320620][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d2f0
[   48.320840][  T164] RBP: ff1100000cc12000 R08: 1fe2200001363a5f R09: ff1100000c0151f8
[   48.321063][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   48.321287][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.321498][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   48.321745][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.321939][  T164] CR2: 00007f95b79de8f4 CR3: 000000000d6b7003 CR4: 0000000000771ef0
[   48.322157][  T164] PKRU: 55555554
[   48.322268][  T164] Call Trace:
[   48.322375][  T164]  <TASK>
[   48.322449][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.322635][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.322821][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   48.322980][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   48.323162][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   48.323320][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   48.323467][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   48.323649][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.323825][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.323978][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.324119][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.324267][  T164]  ? 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)
[   48.324412][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.324554][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.324698][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.324847][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.325001][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   48.325152][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.325336][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.325514][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.325656][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.325798][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.325984][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.326132][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.326280][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.326423][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.326568][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.326675][  T164]  new_sync_write (fs/read_write.c:595)
[   48.326823][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.326976][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.327124][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.327278][  T164]  ? ksys_write (fs/read_write.c:740)
[   48.327424][  T164]  vfs_write (fs/read_write.c:688)
[   48.327533][  T164]  ksys_write (fs/read_write.c:740)
[   48.327641][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.327782][  T164]  ? 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)
[   48.327931][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.328073][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.328219][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.328359][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.328501][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.328676][  T164] RIP: 0033:0x7f4f5d5d508e
[   48.328822][  T164] 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
[   48.329361][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.329577][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   48.329786][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   48.330001][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   48.330216][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.330426][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   48.335519][  T164] ------------[ cut here ]------------
| [   48.335667][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   48.335944][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.336530][  T164] Tainted: [W]=WARN
[   48.336634][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.336806][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.336988][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.337467][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   48.337648][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc699c0 RCX: 1ff40000000feeef
[   48.337849][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69a70
[   48.338062][  T164] RBP: ff1100000ea72000 R08: 1fe220000198d34f R09: ff1100000c0151f8
[   48.338270][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.338474][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   48.338675][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   48.338916][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.339086][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   48.339292][  T164] PKRU: 55555554
[   48.339394][  T164] Call Trace:
[   48.339494][  T164]  <TASK>
[   48.339563][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   48.339735][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   48.339909][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   48.340044][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   48.340183][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.340318][  T164]  ? 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)
[   48.340455][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   48.340590][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.340724][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   48.340867][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   48.341006][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   48.341142][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   48.341317][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   48.341488][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   48.341624][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   48.341759][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   48.342012][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.342146][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.342284][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.342420][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.342558][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.342660][  T164]  new_sync_write (fs/read_write.c:595)
[   48.342795][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.342936][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.343075][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.343213][  T164]  ? ksys_write (fs/read_write.c:740)
[   48.343351][  T164]  vfs_write (fs/read_write.c:688)
[   48.343455][  T164]  ksys_write (fs/read_write.c:740)
[   48.343560][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.343695][  T164]  ? 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)
[   48.343829][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.343971][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.344106][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.344246][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.344381][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.344547][  T164] RIP: 0033:0x7f4f5d5d508e
[   48.344690][  T164] 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
[   48.345171][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.345377][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   48.345577][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   48.345777][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   48.345980][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.346184][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   48.367423][  T164] ------------[ cut here ]------------
| [   48.367577][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   48.367877][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.368551][  T164] Tainted: [W]=WARN
[   48.368658][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.368834][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.369031][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.369539][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   48.369719][  T164] RAX: 00000000ffffffa6 RBX: ff11000010d47240 RCX: 1ff40000000feed1
[   48.369938][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d472f0
[   48.370151][  T164] RBP: ff1100001284a000 R08: 1fe22000021a8e5f R09: ff1100000c0151f8
[   48.370365][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   48.370575][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001284a000
[   48.370785][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   48.371036][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.371220][  T164] CR2: 00005634b2117ff0 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   48.371430][  T164] PKRU: 55555554
[   48.371537][  T164] Call Trace:
[   48.371643][  T164]  <TASK>
[   48.371716][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.371860][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.371974][  T164]  register_netdevice (net/core/dev.c:11488)
[   48.372117][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   48.372296][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   48.372440][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   48.372621][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   48.372765][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   48.372947][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   48.373128][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.373274][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   48.373414][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   48.373592][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   48.373735][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   48.373915][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   48.374055][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   48.374197][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   48.374339][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   48.374445][  T164]  new_sync_write (fs/read_write.c:595)
[   48.374589][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.374730][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   48.374875][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.375016][  T164]  ? ksys_write (fs/read_write.c:740)
[   48.375160][  T164]  vfs_write (fs/read_write.c:688)
[   48.375272][  T164]  ksys_write (fs/read_write.c:740)
[   48.375379][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   48.375519][  T164]  ? 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)
[   48.375660][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.375801][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.375945][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.376083][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.376228][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.376401][  T164] RIP: 0033:0x7f4f5d5d508e
[   48.376546][  T164] 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
[   48.377046][  T164] RSP: 002b:00007ffc17314390 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   48.377262][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   48.377470][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   48.377680][  T164] RBP: 00007ffc173143a0 R08: 0000000000000000 R09: 0000000000000000
[   48.377892][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   48.378101][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   48.553538][ T2643] ------------[ cut here ]------------
| [   48.553726][ T2643] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2643
| [   48.554000][ T2643] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.554549][ T2643] Tainted: [W]=WARN
[   48.554648][ T2643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.554811][ T2643] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.554990][ T2643] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.555455][ T2643] RSP: 0018:ffa0000006627020 EFLAGS: 00010286
[   48.555627][ T2643] RAX: 00000000ffffffa6 RBX: ff1100000c964f40 RCX: 1ff4000000cc4dca
[   48.555825][ T2643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964ff0
[   48.556026][ T2643] RBP: ff1100001284a000 R08: 1fe220000192c9ff R09: ff11000013148b80
[   48.556231][ T2643] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   48.556430][ T2643] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.556629][ T2643] FS:  00007fe4d778c840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.556859][ T2643] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.557031][ T2643] CR2: 000000001f420988 CR3: 0000000013100006 CR4: 0000000000771ef0
[   48.557235][ T2643] PKRU: 55555554
[   48.557334][ T2643] Call Trace:
[   48.557432][ T2643]  <TASK>
[   48.557502][ T2643]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.557636][ T2643]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.557737][ T2643]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.557926][ T2643]  __dev_notify_flags (net/core/dev.c:9787)
[   48.558061][ T2643]  ? netif_change_name (net/core/dev.c:1495)
[   48.558195][ T2643]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.558326][ T2643]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.558457][ T2643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.558588][ T2643]  ? 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))
[   48.558722][ T2643]  netif_change_flags (net/core/dev.c:9820)
[   48.558853][ T2643]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.559054][ T2643]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.559191][ T2643]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.559398][ T2643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.559531][ T2643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.559664][ T2643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.559794][ T2643]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.560006][ T2643]  ? __kernel_text_address (kernel/extable.c:79)
[   48.560138][ T2643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.560288][ T2643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.560421][ T2643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.560555][ T2643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.560685][ T2643]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.560816][ T2643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.561040][ T2643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.561172][ T2643]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.561308][ T2643]  ? __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)
[   48.561437][ T2643]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.561567][ T2643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.561699][ T2643]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.561831][ T2643]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.562051][ T2643]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.562188][ T2643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.562319][ T2643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.562449][ T2643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.562579][ T2643]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.562708][ T2643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.562841][ T2643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.563053][ T2643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.563187][ T2643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.563317][ T2643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.563449][ T2643]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.563580][ T2643]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.563711][ T2643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.563842][ T2643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.564049][ T2643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.564185][ T2643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.564314][ T2643]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.564448][ T2643]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.564579][ T2643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.564710][ T2643]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.564842][ T2643]  ? 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))
[   48.565048][ T2643]  ? 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))
[   48.565185][ T2643]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.565318][ T2643]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.565449][ T2643]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.565580][ T2643]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.565711][ T2643]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.565843][ T2643]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.566053][ T2643]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.566191][ T2643]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.566331][ T2643]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.566492][ T2643]  ? move_addr_to_kernel (net/socket.c:258)
[   48.566622][ T2643]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.566752][ T2643]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.566921][ T2643]  ___sys_sendmsg (net/socket.c:2752)
[   48.567053][ T2643]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.567224][ T2643]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.567366][ T2643]  __sys_sendmsg (net/socket.c:2784)
[   48.567496][ T2643]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.567625][ T2643]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.567788][ T2643]  ? 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)
[   48.567924][ T2643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.568057][ T2643]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.568191][ T2643]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.568320][ T2643]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.568450][ T2643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.568612][ T2643] RIP: 0033:0x7fe4d79c608e
[   48.568749][ T2643] 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
[   48.569235][ T2643] RSP: 002b:00007ffede2f79a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.569433][ T2643] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe4d79c608e
[   48.569627][ T2643] RDX: 0000000000000000 RSI: 00007ffede2f7a50 RDI: 0000000000000005
[   48.569821][ T2643] RBP: 00007ffede2f79b0 R08: 0000000000000000 R09: 0000000000000000
[   48.570033][ T2643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.570233][ T2643] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffede2f8110
| [   48.600314][ T2646] ------------[ cut here ]------------
| [   48.600531][ T2646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2646
| [   48.600879][ T2646] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.601568][ T2646] Tainted: [W]=WARN
[   48.601724][ T2646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.601964][ T2646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.602213][ T2646] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.602762][ T2646] RSP: 0018:ffa0000006656f70 EFLAGS: 00010286
[   48.603008][ T2646] RAX: 00000000ffffffa6 RBX: ff1100000b2ea640 RCX: 1ff4000000ccadb4
[   48.603278][ T2646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea6f0
[   48.603540][ T2646] RBP: ff1100001284a000 R08: 1fe220000165d4df R09: ff1100000cbd2e80
[   48.603800][ T2646] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.604075][ T2646] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   48.604346][ T2646] FS:  00007f5460771840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   48.604641][ T2646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.604880][ T2646] CR2: 00007f546096a460 CR3: 000000000e8a9002 CR4: 0000000000771ef0
[   48.605146][ T2646] PKRU: 55555554
[   48.605308][ T2646] Call Trace:
[   48.605464][ T2646]  <TASK>
[   48.605587][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.605778][ T2646]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.605982][ T2646]  notifier_call_chain (kernel/notifier.c:85)
[   48.606175][ T2646]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.606440][ T2646]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.606658][ T2646]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.606885][ T2646]  netdev_upper_dev_link (net/core/dev.c:8972)
[   48.607097][ T2646]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   48.607313][ T2646] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   48.607535][ T2646]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.607751][ T2646] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.607977][ T2646]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.608201][ T2646]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.608418][ T2646]  ? nla_strscpy (lib/nlattr.c:795)
[   48.608632][ T2646]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.608841][ T2646]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.609056][ T2646]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.609266][ T2646]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.609477][ T2646]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.609688][ T2646]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.609907][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.610115][ T2646]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.610330][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.610536][ T2646]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.610730][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.610937][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.611126][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.611322][ T2646]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.611511][ T2646]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.611700][ T2646]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.611901][ T2646]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.612093][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.612288][ T2646]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.612479][ T2646]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.612669][ T2646]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.612874][ T2646]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.613066][ T2646]  ? 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))
[   48.613292][ T2646]  ? 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))
[   48.613504][ T2646]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.613714][ T2646]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.613934][ T2646]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.614141][ T2646]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.614353][ T2646]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.614559][ T2646]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.614767][ T2646]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.614984][ T2646]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.615192][ T2646]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.615432][ T2646]  ? move_addr_to_kernel (net/socket.c:258)
[   48.615641][ T2646]  ___sys_sendmsg (net/socket.c:2752)
[   48.615849][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.616069][ T2646]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.616286][ T2646]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   48.616491][ T2646]  __sys_sendmsg (net/socket.c:2784)
[   48.616695][ T2646]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.616915][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.617123][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.617336][ T2646]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.617542][ T2646]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.617746][ T2646]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.617965][ T2646]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.618209][ T2646] RIP: 0033:0x7f54609ab08e
[   48.618419][ T2646] 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
[   48.619014][ T2646] RSP: 002b:00007ffcdb7dcca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.619300][ T2646] RAX: ffffffffffffffda RBX: 00007ffcdb7dd440 RCX: 00007f54609ab08e
[   48.619572][ T2646] RDX: 0000000000000000 RSI: 00007ffcdb7dcd50 RDI: 0000000000000005
[   48.619845][ T2646] RBP: 00007ffcdb7dccb0 R08: 0000000000000000 R09: 0000000000000000
[   48.620132][ T2646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.620422][ T2646] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdb7dd418
| [   48.622624][ T2646] ------------[ cut here ]------------
| [   48.622818][ T2646] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2646
| [   48.623187][ T2646] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.624646][ T2646] Tainted: [W]=WARN
[   48.624836][ T2646] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.625090][ T2646] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.625347][ T2646] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.625958][ T2646] RSP: 0018:ffa0000006656fd0 EFLAGS: 00010286
[   48.626206][ T2646] RAX: 00000000ffffffa6 RBX: ff1100000b2eb3c0 RCX: 1ff4000000ccadc0
[   48.626480][ T2646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb470
[   48.626766][ T2646] RBP: ff110000119ca000 R08: 1fe220000165d68f R09: ff1100000cbd2e80
[   48.627050][ T2646] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   48.627333][ T2646] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119cae04
[   48.627614][ T2646] FS:  00007f5460771840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   48.627943][ T2646] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.628192][ T2646] CR2: 00007f546096a460 CR3: 000000000e8a9002 CR4: 0000000000771ef0
[   48.628471][ T2646] PKRU: 55555554
[   48.628635][ T2646] Call Trace:
[   48.628798][ T2646]  <TASK>
[   48.628938][ T2646]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.629141][ T2646]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.629310][ T2646]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.629517][ T2646]  __dev_notify_flags (net/core/dev.c:9787)
[   48.629719][ T2646]  ? netif_change_name (net/core/dev.c:1495)
[   48.629937][ T2646]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.630139][ T2646]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   48.630343][ T2646]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.630546][ T2646] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   48.630752][ T2646]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.630971][ T2646] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.631175][ T2646]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.631386][ T2646]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.631587][ T2646]  ? nla_strscpy (lib/nlattr.c:795)
[   48.631789][ T2646]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.632004][ T2646]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.632211][ T2646]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.632413][ T2646]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.632622][ T2646]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.632829][ T2646]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.633045][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.633255][ T2646]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.633462][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.633667][ T2646]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.633883][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.634091][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.634301][ T2646]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.634506][ T2646]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.634711][ T2646]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.634927][ T2646]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.635130][ T2646]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.635341][ T2646]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.635543][ T2646]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.635748][ T2646]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.635964][ T2646]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.636166][ T2646]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.636379][ T2646]  ? 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))
[   48.636579][ T2646]  ? 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))
[   48.636789][ T2646]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.637009][ T2646]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.637224][ T2646]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.637431][ T2646]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.637635][ T2646]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.637835][ T2646]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.638047][ T2646]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.638257][ T2646]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.638457][ T2646]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.638692][ T2646]  ? move_addr_to_kernel (net/socket.c:258)
[   48.638910][ T2646]  ___sys_sendmsg (net/socket.c:2752)
[   48.639108][ T2646]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.639318][ T2646]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.639529][ T2646]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   48.639734][ T2646]  __sys_sendmsg (net/socket.c:2784)
[   48.639952][ T2646]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.640159][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.640369][ T2646]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.640574][ T2646]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.640775][ T2646]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.640990][ T2646]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.641197][ T2646]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.641436][ T2646] RIP: 0033:0x7f54609ab08e
[   48.641639][ T2646] 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
[   48.642244][ T2646] RSP: 002b:00007ffcdb7dcca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.642522][ T2646] RAX: ffffffffffffffda RBX: 00007ffcdb7dd440 RCX: 00007f54609ab08e
[   48.642798][ T2646] RDX: 0000000000000000 RSI: 00007ffcdb7dcd50 RDI: 0000000000000005
[   48.643085][ T2646] RBP: 00007ffcdb7dccb0 R08: 0000000000000000 R09: 0000000000000000
[   48.643369][ T2646] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb55
[   48.643645][ T2646] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdb7dd418
| [   48.674117][ T2647] ------------[ cut here ]------------
| [   48.674319][ T2647] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2647
| [   48.674673][ T2647] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.675349][ T2647] Tainted: [W]=WARN
[   48.675499][ T2647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.675725][ T2647] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.675972][ T2647] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.676530][ T2647] RSP: 0018:ffa0000006667020 EFLAGS: 00010286
[   48.676772][ T2647] RAX: 00000000ffffffa6 RBX: ff1100000b2ea7c0 RCX: 1ff4000000cccdca
[   48.677047][ T2647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea870
[   48.677314][ T2647] RBP: ff110000119ca000 R08: 1fe220000165d50f R09: ff1100000cb85158
[   48.677576][ T2647] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   48.677833][ T2647] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.678106][ T2647] FS:  00007f0692c99840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   48.678403][ T2647] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.678627][ T2647] CR2: 0000000040288988 CR3: 0000000010ff8006 CR4: 0000000000771ef0
[   48.678899][ T2647] PKRU: 55555554
[   48.679054][ T2647] Call Trace:
[   48.679213][ T2647]  <TASK>
[   48.679334][ T2647]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.679527][ T2647]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.679683][ T2647]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.679883][ T2647]  __dev_notify_flags (net/core/dev.c:9787)
[   48.680073][ T2647]  ? netif_change_name (net/core/dev.c:1495)
[   48.680268][ T2647]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.680456][ T2647]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.680645][ T2647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.680836][ T2647]  ? 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))
[   48.681042][ T2647]  netif_change_flags (net/core/dev.c:9820)
[   48.681241][ T2647]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.681434][ T2647]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.681628][ T2647]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.681819][ T2647]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.682054][ T2647]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.682253][ T2647]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.682446][ T2647]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.682638][ T2647]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.682827][ T2647]  ? __kernel_text_address (kernel/extable.c:79)
[   48.683029][ T2647]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.683231][ T2647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.683436][ T2647]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.683621][ T2647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.683801][ T2647]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.683991][ T2647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.684167][ T2647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.684354][ T2647]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.684532][ T2647]  ? __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)
[   48.684707][ T2647]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.684897][ T2647]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.685074][ T2647]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.685348][ T2647]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.685558][ T2647]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.685740][ T2647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.686012][ T2647]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.686195][ T2647]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.686373][ T2647]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.686551][ T2647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.686731][ T2647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.686937][ T2647]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.687132][ T2647]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.687359][ T2647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.687638][ T2647]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.687830][ T2647]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.688032][ T2647]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.688228][ T2647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.688420][ T2647]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.688613][ T2647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.688802][ T2647]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.689008][ T2647]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.689204][ T2647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.689395][ T2647]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.689673][ T2647]  ? 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))
[   48.689875][ T2647]  ? 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))
[   48.690070][ T2647]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.690268][ T2647]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.690460][ T2647]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.690653][ T2647]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.690845][ T2647]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.691049][ T2647]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.691250][ T2647]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.691444][ T2647]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.691722][ T2647]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.691958][ T2647]  ? move_addr_to_kernel (net/socket.c:258)
[   48.692149][ T2647]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.692341][ T2647]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.692614][ T2647]  ___sys_sendmsg (net/socket.c:2752)
[   48.692804][ T2647]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.693044][ T2647]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.693255][ T2647]  __sys_sendmsg (net/socket.c:2784)
[   48.693444][ T2647]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.693633][ T2647]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.693877][ T2647]  ? 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)
[   48.694246][ T2647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.694444][ T2647]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.694635][ T2647]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.694826][ T2647]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.695113][ T2647]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.695347][ T2647] RIP: 0033:0x7f0692ed308e
[   48.695543][ T2647] 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
[   48.696198][ T2647] RSP: 002b:00007ffefa54fbe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.696466][ T2647] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0692ed308e
[   48.696816][ T2647] RDX: 0000000000000000 RSI: 00007ffefa54fc90 RDI: 0000000000000005
[   48.697090][ T2647] RBP: 00007ffefa54fbf0 R08: 0000000000000000 R09: 0000000000000000
[   48.697359][ T2647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   48.697623][ T2647] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefa550350
| [   48.763522][ T2652] ------------[ cut here ]------------
| [   48.763690][ T2652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2652
| [   48.763976][ T2652] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.764546][ T2652] Tainted: [W]=WARN
[   48.764652][ T2652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.764826][ T2652] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.765013][ T2652] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.765509][ T2652] RSP: 0018:ffa00000066a6f70 EFLAGS: 00010286
[   48.765682][ T2652] RAX: 00000000ffffffa6 RBX: ff1100000cf00f40 RCX: 1ff4000000cd4db4
[   48.765899][ T2652] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf00ff0
[   48.766104][ T2652] RBP: ff1100001284a000 R08: 1fe22000019e01ff R09: ff1100000eb72e80
[   48.766315][ T2652] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   48.766521][ T2652] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   48.766729][ T2652] FS:  00007f8c1f2dd840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.766976][ T2652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.767149][ T2652] CR2: 000000003fc34a28 CR3: 0000000012f30006 CR4: 0000000000771ef0
[   48.767362][ T2652] PKRU: 55555554
[   48.767466][ T2652] Call Trace:
[   48.767572][ T2652]  <TASK>
[   48.767643][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.767781][ T2652]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.767927][ T2652]  notifier_call_chain (kernel/notifier.c:85)
[   48.768069][ T2652]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   48.768215][ T2652]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.768359][ T2652]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.768499][ T2652]  netdev_upper_dev_link (net/core/dev.c:8972)
[   48.768638][ T2652]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   48.768781][ T2652] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   48.769006][ T2652]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.769238][ T2652] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.769383][ T2652]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.769527][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.769665][ T2652]  ? nla_strscpy (lib/nlattr.c:795)
[   48.769806][ T2652]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.770016][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.770157][ T2652]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.770300][ T2652]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.770446][ T2652]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.770589][ T2652]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.770730][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.770966][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.771108][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.771345][ T2652]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.771482][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.771624][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.771765][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.771947][ T2652]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.772089][ T2652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.772232][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.772370][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.772510][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.772650][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.772790][ T2652]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.772935][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.773075][ T2652]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.773221][ T2652]  ? 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))
[   48.773359][ T2652]  ? 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))
[   48.773500][ T2652]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.773642][ T2652]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.773778][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.773920][ T2652]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.774058][ T2652]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.774199][ T2652]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.774338][ T2652]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.774477][ T2652]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.774614][ T2652]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.774784][ T2652]  ? move_addr_to_kernel (net/socket.c:258)
[   48.774930][ T2652]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.775068][ T2652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.775216][ T2652]  ___sys_sendmsg (net/socket.c:2752)
[   48.775355][ T2652]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.775526][ T2652]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.775677][ T2652]  __sys_sendmsg (net/socket.c:2784)
[   48.775816][ T2652]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.775959][ T2652]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.776135][ T2652]  ? 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)
[   48.776280][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.776418][ T2652]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.776556][ T2652]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.776693][ T2652]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.776831][ T2652]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.777006][ T2652] RIP: 0033:0x7f8c1f51708e
[   48.777151][ T2652] 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
[   48.777646][ T2652] RSP: 002b:00007ffea1621550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.777853][ T2652] RAX: ffffffffffffffda RBX: 00007ffea1621ce8 RCX: 00007f8c1f51708e
[   48.778066][ T2652] RDX: 0000000000000000 RSI: 00007ffea1621600 RDI: 0000000000000005
[   48.778281][ T2652] RBP: 00007ffea1621560 R08: 0000000000000000 R09: 0000000000000000
[   48.778491][ T2652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   48.778698][ T2652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1621cc0
| [   48.780329][ T2652] ------------[ cut here ]------------
| [   48.780463][ T2652] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2652
| [   48.780733][ T2652] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.781306][ T2652] Tainted: [W]=WARN
[   48.781412][ T2652] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.781587][ T2652] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.781766][ T2652] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.782269][ T2652] RSP: 0018:ffa00000066a6fd0 EFLAGS: 00010286
[   48.782448][ T2652] RAX: 00000000ffffffa6 RBX: ff110000100af3c0 RCX: 1ff4000000cd4dc0
[   48.782656][ T2652] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af470
[   48.782868][ T2652] RBP: ff11000010c22000 R08: 1fe2200002015e8f R09: ff1100000eb72e80
[   48.783074][ T2652] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   48.783285][ T2652] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c22e04
[   48.783494][ T2652] FS:  00007f8c1f2dd840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   48.783739][ T2652] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.783915][ T2652] CR2: 000000003fc34a28 CR3: 0000000012f30006 CR4: 0000000000771ef0
[   48.784121][ T2652] PKRU: 55555554
[   48.784229][ T2652] Call Trace:
[   48.784332][ T2652]  <TASK>
[   48.784403][ T2652]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.784543][ T2652]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.784648][ T2652]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   48.784786][ T2652]  __dev_notify_flags (net/core/dev.c:9787)
[   48.784930][ T2652]  ? netif_change_name (net/core/dev.c:1495)
[   48.785069][ T2652]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   48.785213][ T2652]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   48.785351][ T2652]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   48.785490][ T2652] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   48.785632][ T2652]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   48.785776][ T2652] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   48.785920][ T2652]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   48.786063][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   48.786204][ T2652]  ? nla_strscpy (lib/nlattr.c:795)
[   48.786343][ T2652]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   48.786483][ T2652]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   48.786621][ T2652]  ? __dev_get_by_name (net/core/dev.c:883)
[   48.786759][ T2652]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   48.786923][ T2652]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   48.787069][ T2652]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.787213][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.787351][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.787489][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.787628][ T2652]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.787768][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.787916][ T2652]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.788057][ T2652]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.788198][ T2652]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.788336][ T2652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.788475][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.788612][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.788754][ T2652]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.788897][ T2652]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.789036][ T2652]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.789173][ T2652]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.789317][ T2652]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.789461][ T2652]  ? 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))
[   48.789600][ T2652]  ? 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))
[   48.789744][ T2652]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.789889][ T2652]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.790027][ T2652]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.790168][ T2652]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.790311][ T2652]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.790451][ T2652]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.790590][ T2652]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.790733][ T2652]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.790875][ T2652]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.791046][ T2652]  ? move_addr_to_kernel (net/socket.c:258)
[   48.791191][ T2652]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.791329][ T2652]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.791469][ T2652]  ___sys_sendmsg (net/socket.c:2752)
[   48.791606][ T2652]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.791779][ T2652]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.791933][ T2652]  __sys_sendmsg (net/socket.c:2784)
[   48.792071][ T2652]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.792211][ T2652]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.792386][ T2652]  ? 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)
[   48.792523][ T2652]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.792664][ T2652]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.792802][ T2652]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.792945][ T2652]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.793084][ T2652]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.793261][ T2652] RIP: 0033:0x7f8c1f51708e
[   48.793405][ T2652] 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
[   48.793900][ T2652] RSP: 002b:00007ffea1621550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.794108][ T2652] RAX: ffffffffffffffda RBX: 00007ffea1621ce8 RCX: 00007f8c1f51708e
[   48.794318][ T2652] RDX: 0000000000000000 RSI: 00007ffea1621600 RDI: 0000000000000005
[   48.794524][ T2652] RBP: 00007ffea1621560 R08: 0000000000000000 R09: 0000000000000000
[   48.794730][ T2652] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   48.794953][ T2652] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea1621cc0
| [   48.832260][ T2653] ------------[ cut here ]------------
| [   48.832426][ T2653] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2653
| [   48.832715][ T2653] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.833323][ T2653] Tainted: [W]=WARN
[   48.833436][ T2653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.833627][ T2653] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.833814][ T2653] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.834330][ T2653] RSP: 0018:ffa00000066b7020 EFLAGS: 00010286
[   48.834510][ T2653] RAX: 00000000ffffffa6 RBX: ff1100000b2eb540 RCX: 1ff4000000cd6dca
[   48.834723][ T2653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb5f0
[   48.835219][ T2653] RBP: ff11000010c22000 R08: 1fe220000165d6bf R09: ff11000010c8ae58
[   48.835528][ T2653] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   48.835744][ T2653] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   48.836032][ T2653] FS:  00007f6a1ca79840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   48.836288][ T2653] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.836467][ T2653] CR2: 0000000018b86988 CR3: 0000000010f36003 CR4: 0000000000771ef0
[   48.836681][ T2653] PKRU: 55555554
[   48.836789][ T2653] Call Trace:
[   48.836970][ T2653]  <TASK>
[   48.837045][ T2653]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   48.837193][ T2653]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   48.837302][ T2653]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   48.837442][ T2653]  __dev_notify_flags (net/core/dev.c:9787)
[   48.837582][ T2653]  ? netif_change_name (net/core/dev.c:1495)
[   48.837723][ T2653]  ? __dev_change_flags (net/core/dev.c:9752)
[   48.837952][ T2653]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   48.838095][ T2653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.838242][ T2653]  ? 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))
[   48.838382][ T2653]  netif_change_flags (net/core/dev.c:9820)
[   48.838525][ T2653]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.838666][ T2653]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   48.838810][ T2653]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   48.839036][ T2653]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.839218][ T2653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.839360][ T2653]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.839499][ T2653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.839639][ T2653]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.839782][ T2653]  ? __kernel_text_address (kernel/extable.c:79)
[   48.839952][ T2653]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.840100][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.840247][ T2653]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.840389][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.840529][ T2653]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   48.840671][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.840815][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.840963][ T2653]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   48.841105][ T2653]  ? __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)
[   48.841251][ T2653]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   48.841393][ T2653]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   48.841535][ T2653]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   48.841678][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   48.841824][ T2653]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   48.841972][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.842113][ T2653]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.842260][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.842401][ T2653]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   48.842543][ T2653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.842688][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.842827][ T2653]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.842974][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.843114][ T2653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   48.843260][ T2653]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   48.843402][ T2653]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   48.843542][ T2653]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.843682][ T2653]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.843822][ T2653]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.843972][ T2653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   48.844113][ T2653]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   48.844261][ T2653]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.844401][ T2653]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.844544][ T2653]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.844690][ T2653]  ? 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))
[   48.844835][ T2653]  ? 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))
[   48.844984][ T2653]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.845124][ T2653]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.845271][ T2653]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.845415][ T2653]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.845559][ T2653]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.845703][ T2653]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.845850][ T2653]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   48.845997][ T2653]  ? copy_msghdr_from_user (net/socket.c:2635)
[   48.846138][ T2653]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   48.846318][ T2653]  ? move_addr_to_kernel (net/socket.c:258)
[   48.846461][ T2653]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.846601][ T2653]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   48.846744][ T2653]  ___sys_sendmsg (net/socket.c:2752)
[   48.846891][ T2653]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   48.847071][ T2653]  ? copy_msghdr_from_user (net/socket.c:2603)
[   48.847230][ T2653]  __sys_sendmsg (net/socket.c:2784)
[   48.847375][ T2653]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   48.847516][ T2653]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   48.847693][ T2653]  ? 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)
[   48.847834][ T2653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.847982][ T2653]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.848125][ T2653]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.848268][ T2653]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.848412][ T2653]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.848584][ T2653] RIP: 0033:0x7f6a1ccb308e
[   48.848733][ T2653] 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
[   48.849240][ T2653] RSP: 002b:00007ffd23325d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.849449][ T2653] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6a1ccb308e
[   48.849658][ T2653] RDX: 0000000000000000 RSI: 00007ffd23325de0 RDI: 0000000000000005
[   48.849876][ T2653] RBP: 00007ffd23325d40 R08: 0000000000000000 R09: 0000000000000000
[   48.850088][ T2653] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   48.850302][ T2653] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd233264a0
| [   48.898682][ T2658] ------------[ cut here ]------------
| [   48.899776][ T2658] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/2658
| [   48.900194][ T2658] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.900773][ T2658] Tainted: [W]=WARN
[   48.900988][ T2658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.901176][ T2658] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.901369][ T2658] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.901997][ T2658] RSP: 0018:ffa00000065c74e8 EFLAGS: 00010286
[   48.902185][ T2658] RAX: 00000000ffffffa6 RBX: ff1100000f3fc040 RCX: 1ff4000000cb8e63
[   48.902405][ T2658] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fc0f0
[   48.902616][ T2658] RBP: ff1100001284a000 R08: 1fe2200001e7f81f R09: ff1100000e800ba8
[   48.902833][ T2658] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   48.903136][ T2658] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   48.903364][ T2658] FS:  00007fddce3f6100(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   48.903622][ T2658] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.903805][ T2658] CR2: 00000000004d6034 CR3: 000000000f4a3004 CR4: 0000000000771ef0
[   48.904114][ T2658] PKRU: 55555554
[   48.904231][ T2658] Call Trace:
[   48.904340][ T2658]  <TASK>
[   48.904416][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.904563][ T2658]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.904711][ T2658]  notifier_call_chain (kernel/notifier.c:85)
[   48.904859][ T2658]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   48.905093][ T2658]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   48.905246][ T2658]  ethnl_set_features (net/ethtool/features.c:288)
[   48.905393][ T2658]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.905539][ T2658]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.905687][ T2658]  ? __nla_validate_parse (lib/nlattr.c:635)
[   48.905837][ T2658]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   48.906084][ T2658]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   48.906235][ T2658]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   48.906418][ T2658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.906564][ T2658]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.906712][ T2658]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.906927][ T2658]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   48.907079][ T2658]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   48.907265][ T2658]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.907445][ T2658]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.907593][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.907741][ T2658]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   48.907914][ T2658]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.908062][ T2658]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   48.908212][ T2658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.908361][ T2658]  ? 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))
[   48.908509][ T2658]  ? 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))
[   48.908655][ T2658]  genl_rcv (net/netlink/genetlink.c:1218)
[   48.908766][ T2658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.908919][ T2658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.909064][ T2658]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.909215][ T2658]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.909363][ T2658]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.909511][ T2658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.909655][ T2658]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.909802][ T2658]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   48.909952][ T2658]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   48.910110][ T2658]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   48.910260][ T2658]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.910441][ T2658]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.910587][ T2658]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.910731][ T2658]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.910880][ T2658]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.911027][ T2658]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.911175][ T2658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.911361][ T2658] RIP: 0033:0x7fddce46708e
[   48.911513][ T2658] 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
[   48.912032][ T2658] RSP: 002b:00007ffe904da670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   48.912256][ T2658] RAX: ffffffffffffffda RBX: 000000001fa0d010 RCX: 00007fddce46708e
[   48.912473][ T2658] RDX: 0000000000000058 RSI: 000000001fa0d120 RDI: 0000000000000005
[   48.912690][ T2658] RBP: 00007ffe904da680 R08: 00007fddce5f5980 R09: 000000000000000c
[   48.912913][ T2658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001fa0d0b0
[   48.913127][ T2658] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   48.938201][ T2660] ------------[ cut here ]------------
| [   48.938393][ T2660] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/2660
| [   48.938722][ T2660] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   48.939416][ T2660] Tainted: [W]=WARN
[   48.939586][ T2660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.939818][ T2660] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   48.940065][ T2660] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   48.940635][ T2660] RSP: 0018:ffa00000066d74e8 EFLAGS: 00010286
[   48.940877][ T2660] RAX: 00000000ffffffa6 RBX: ff1100000cc68dc0 RCX: 1ff4000000cdae63
[   48.941146][ T2660] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68e70
[   48.941417][ T2660] RBP: ff1100001284a000 R08: 1fe220000198d1cf R09: ff1100000cb08ba8
[   48.941686][ T2660] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   48.942061][ T2660] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   48.942416][ T2660] FS:  00007fd967a24100(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   48.942793][ T2660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.943112][ T2660] CR2: 00000000004d6034 CR3: 000000001305d002 CR4: 0000000000771ef0
[   48.943461][ T2660] PKRU: 55555554
[   48.943703][ T2660] Call Trace:
[   48.943856][ T2660]  <TASK>
[   48.943996][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.944204][ T2660]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   48.944400][ T2660]  notifier_call_chain (kernel/notifier.c:85)
[   48.944598][ T2660]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   48.944792][ T2660]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   48.945000][ T2660]  ethnl_set_features (net/ethtool/features.c:288)
[   48.945203][ T2660]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.945401][ T2660]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.945601][ T2660]  ? __nla_validate_parse (lib/nlattr.c:635)
[   48.945795][ T2660]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   48.946041][ T2660]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   48.946244][ T2660]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   48.946475][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   48.946672][ T2660]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.946877][ T2660]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.947074][ T2660]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   48.947276][ T2660]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   48.947503][ T2660]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   48.947733][ T2660]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   48.947941][ T2660]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.948141][ T2660]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   48.948342][ T2660]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   48.948535][ T2660]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   48.948728][ T2660]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.948938][ T2660]  ? 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))
[   48.949130][ T2660]  ? 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))
[   48.949334][ T2660]  genl_rcv (net/netlink/genetlink.c:1218)
[   48.949496][ T2660]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.949689][ T2660]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.949894][ T2660]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   48.950087][ T2660]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   48.950291][ T2660]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   48.950484][ T2660]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.950678][ T2660]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   48.950885][ T2660]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   48.951082][ T2660]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   48.951294][ T2660]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   48.951488][ T2660]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.951715][ T2660]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   48.951916][ T2660]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   48.952112][ T2660]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   48.952313][ T2660]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   48.952506][ T2660]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   48.952705][ T2660]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.952944][ T2660] RIP: 0033:0x7fd967a9508e
[   48.953144][ T2660] 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
[   48.953700][ T2660] RSP: 002b:00007ffd41919220 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   48.953979][ T2660] RAX: ffffffffffffffda RBX: 0000000012312010 RCX: 00007fd967a9508e
[   48.954249][ T2660] RDX: 000000000000005c RSI: 0000000012312120 RDI: 0000000000000005
[   48.954509][ T2660] RBP: 00007ffd41919230 R08: 00007fd967c23980 R09: 000000000000000c
[   48.954773][ T2660] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000123120b0
[   48.955050][ T2660] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   49.013171][ T2664] ------------[ cut here ]------------
| [   49.013335][ T2664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2664
| [   49.013617][ T2664] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.014198][ T2664] Tainted: [W]=WARN
[   49.014304][ T2664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.014477][ T2664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.014661][ T2664] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.015175][ T2664] RSP: 0018:ffa0000006596fe0 EFLAGS: 00010286
[   49.015360][ T2664] RAX: 00000000ffffffa6 RBX: ff1100001194e4c0 RCX: 1ff4000000cb2dc2
[   49.015572][ T2664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e570
[   49.015786][ T2664] RBP: ff1100001284a000 R08: 1fe2200002329caf R09: ff11000010c8d158
[   49.016007][ T2664] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.016226][ T2664] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   49.016440][ T2664] FS:  00007f794c893840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.016690][ T2664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.016877][ T2664] CR2: 00000000095bf988 CR3: 0000000010d70006 CR4: 0000000000771ef0
[   49.017095][ T2664] PKRU: 55555554
[   49.017210][ T2664] Call Trace:
[   49.017318][ T2664]  <TASK>
[   49.017392][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.017539][ T2664]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.017684][ T2664]  notifier_call_chain (kernel/notifier.c:85)
[   49.017833][ T2664]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   49.017982][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.018126][ T2664]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   49.018314][ T2664]  ? 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)
[   49.018457][ T2664]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.018598][ T2664]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   49.018743][ T2664]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   49.018924][ T2664]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   49.019069][ T2664] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   49.019222][ T2664]  ? write_profile (kernel/profile.c:194)
[   49.019365][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.019508][ T2664]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   49.019689][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.019834][ T2664]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   49.020071][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.020222][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.020365][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.020508][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.020651][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.020813][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.021035][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.021180][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.021328][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.021470][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.021611][ T2664]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.021758][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.021978][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.022202][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.022348][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.022493][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.022635][ T2664]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.022776][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.022986][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.023132][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.023280][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.023422][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.023565][ T2664]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.023708][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.023850][ T2664]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.024084][ T2664]  ? 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))
[   49.024230][ T2664]  ? 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))
[   49.024376][ T2664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.024518][ T2664]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.024661][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.024805][ T2664]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.025035][ T2664]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.025185][ T2664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.025332][ T2664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.025474][ T2664]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.025615][ T2664]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.025789][ T2664]  ? move_addr_to_kernel (net/socket.c:258)
[   49.025973][ T2664]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.026118][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.026266][ T2664]  ___sys_sendmsg (net/socket.c:2752)
[   49.026407][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.026586][ T2664]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.026739][ T2664]  __sys_sendmsg (net/socket.c:2784)
[   49.026889][ T2664]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.027030][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.027215][ T2664]  ? 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)
[   49.027358][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.027501][ T2664]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.027643][ T2664]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.027786][ T2664]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.027936][ T2664]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.028113][ T2664] RIP: 0033:0x7f794cacd08e
[   49.028265][ T2664] 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
[   49.028765][ T2664] RSP: 002b:00007fff71ea4db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.028984][ T2664] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f794cacd08e
[   49.029201][ T2664] RDX: 0000000000000000 RSI: 00007fff71ea4e60 RDI: 0000000000000005
[   49.029413][ T2664] RBP: 00007fff71ea4dc0 R08: 0000000000000000 R09: 0000000000000000
[   49.029624][ T2664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.029836][ T2664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff71ea5520
| [   49.031700][ T2664] ------------[ cut here ]------------
| [   49.031849][ T2664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2664
| [   49.032207][ T2664] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.032758][ T2664] Tainted: [W]=WARN
[   49.032869][ T2664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.033041][ T2664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.033225][ T2664] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.033707][ T2664] RSP: 0018:ffa0000006597060 EFLAGS: 00010286
[   49.033888][ T2664] RAX: 00000000ffffffa6 RBX: ff1100001194f3c0 RCX: 1ff4000000cb2dd2
[   49.034093][ T2664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f470
[   49.034299][ T2664] RBP: ff110000119ca000 R08: 1fe2200002329e8f R09: ff11000010c8d158
[   49.034506][ T2664] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   49.034709][ T2664] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006597100
[   49.034918][ T2664] FS:  00007f794c893840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   49.035158][ T2664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.035336][ T2664] CR2: 00007fd967ae62a0 CR3: 0000000010d70003 CR4: 0000000000771ef0
[   49.035543][ T2664] PKRU: 55555554
[   49.035647][ T2664] Call Trace:
[   49.035749][ T2664]  <TASK>
[   49.035820][ T2664]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.035969][ T2664]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.036073][ T2664]  netif_close_many (net/core/dev.c:1804)
[   49.036213][ T2664]  ? 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)
[   49.036347][ T2664]  ? __dev_close_many (net/core/dev.c:1781)
[   49.036484][ T2664]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.036656][ T2664]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   49.036827][ T2664]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   49.036977][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.037113][ T2664]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.037289][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.037426][ T2664]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.037562][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.037698][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.037834][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.037976][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.038112][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.038271][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.038409][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.038545][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.038681][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.038816][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.038960][ T2664]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.039100][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.039241][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.039378][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.039514][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.039653][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.039789][ T2664]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.039931][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.040067][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.040209][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.040350][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.040487][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.040626][ T2664]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.040763][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.040908][ T2664]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.041049][ T2664]  ? 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))
[   49.041189][ T2664]  ? 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))
[   49.041328][ T2664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.041468][ T2664]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.041604][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.041743][ T2664]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.041885][ T2664]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.042023][ T2664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.042161][ T2664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.042301][ T2664]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.042438][ T2664]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.042607][ T2664]  ? move_addr_to_kernel (net/socket.c:258)
[   49.042745][ T2664]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.042887][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.043024][ T2664]  ___sys_sendmsg (net/socket.c:2752)
[   49.043158][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.043331][ T2664]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.043481][ T2664]  __sys_sendmsg (net/socket.c:2784)
[   49.043619][ T2664]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.043757][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.043937][ T2664]  ? 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)
[   49.044075][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.044214][ T2664]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.044350][ T2664]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.044485][ T2664]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.044621][ T2664]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.044789][ T2664] RIP: 0033:0x7f794cacd08e
[   49.044938][ T2664] 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
[   49.045428][ T2664] RSP: 002b:00007fff71ea4db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.045634][ T2664] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f794cacd08e
[   49.045837][ T2664] RDX: 0000000000000000 RSI: 00007fff71ea4e60 RDI: 0000000000000005
[   49.046044][ T2664] RBP: 00007fff71ea4dc0 R08: 0000000000000000 R09: 0000000000000000
[   49.046252][ T2664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.046453][ T2664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff71ea5520
| [   49.048897][ T2664] ------------[ cut here ]------------
| [   49.049032][ T2664] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2664
| [   49.049291][ T2664] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.049823][ T2664] Tainted: [W]=WARN
[   49.049942][ T2664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.050108][ T2664] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.050282][ T2664] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.050753][ T2664] RSP: 0018:ffa0000006597190 EFLAGS: 00010286
[   49.050925][ T2664] RAX: 00000000ffffffa6 RBX: ff1100000eb58340 RCX: 1ff4000000cb2df8
[   49.051122][ T2664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb583f0
[   49.051321][ T2664] RBP: ff110000119ca000 R08: 1fe2200001d6b07f R09: ff11000010c8d158
[   49.051522][ T2664] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   49.051719][ T2664] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.051922][ T2664] FS:  00007f794c893840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   49.052155][ T2664] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.052323][ T2664] CR2: 00007fd967ae62a0 CR3: 0000000010d70003 CR4: 0000000000771ef0
[   49.052525][ T2664] PKRU: 55555554
[   49.052623][ T2664] Call Trace:
[   49.052723][ T2664]  <TASK>
[   49.052792][ T2664]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.052964][ T2664]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.053133][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.053271][ T2664]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.053406][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.053538][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.053670][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.053802][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.053937][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.054089][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.054225][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.054356][ T2664]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.054489][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.054620][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.054754][ T2664]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.054895][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.055027][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.055160][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.055299][ T2664]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.055434][ T2664]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.055567][ T2664]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.055699][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.055831][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.055971][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.056105][ T2664]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.056239][ T2664]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.056373][ T2664]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.056502][ T2664]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.056634][ T2664]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.056766][ T2664]  ? 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))
[   49.056901][ T2664]  ? 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))
[   49.057033][ T2664]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.057165][ T2664]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.057300][ T2664]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.057434][ T2664]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.057564][ T2664]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.057696][ T2664]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.057829][ T2664]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.057965][ T2664]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.058095][ T2664]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.058260][ T2664]  ? move_addr_to_kernel (net/socket.c:258)
[   49.058392][ T2664]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.058525][ T2664]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.058658][ T2664]  ___sys_sendmsg (net/socket.c:2752)
[   49.058790][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.058960][ T2664]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.059104][ T2664]  __sys_sendmsg (net/socket.c:2784)
[   49.059242][ T2664]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.059376][ T2664]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.059547][ T2664]  ? 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)
[   49.059678][ T2664]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.059811][ T2664]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.059947][ T2664]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.060081][ T2664]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.060219][ T2664]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.060385][ T2664] RIP: 0033:0x7f794cacd08e
[   49.060525][ T2664] 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
[   49.060997][ T2664] RSP: 002b:00007fff71ea4db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.061198][ T2664] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f794cacd08e
[   49.061396][ T2664] RDX: 0000000000000000 RSI: 00007fff71ea4e60 RDI: 0000000000000005
[   49.061595][ T2664] RBP: 00007fff71ea4dc0 R08: 0000000000000000 R09: 0000000000000000
[   49.061791][ T2664] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.061995][ T2664] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff71ea5520
| [   49.118933][ T2668] ------------[ cut here ]------------
| [   49.119103][ T2668] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2668
| [   49.119420][ T2668] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.120038][ T2668] Tainted: [W]=WARN
[   49.120154][ T2668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.120345][ T2668] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.120541][ T2668] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.121063][ T2668] RSP: 0018:ffa0000006726fe0 EFLAGS: 00010286
[   49.121250][ T2668] RAX: 00000000ffffffa6 RBX: ff11000009b1cc40 RCX: 1ff4000000ce4dc2
[   49.121468][ T2668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1ccf0
[   49.121685][ T2668] RBP: ff1100001284a000 R08: 1fe220000136399f R09: ff1100000c8b0b58
[   49.121907][ T2668] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.122122][ T2668] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   49.122347][ T2668] FS:  00007efc6e564840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   49.122605][ T2668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.122786][ T2668] CR2: 0000000016520988 CR3: 0000000013081002 CR4: 0000000000771ef0
[   49.123008][ T2668] PKRU: 55555554
[   49.123118][ T2668] Call Trace:
[   49.123230][ T2668]  <TASK>
[   49.123304][ T2668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.123450][ T2668]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.123593][ T2668]  notifier_call_chain (kernel/notifier.c:85)
[   49.123741][ T2668]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   49.123892][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.124040][ T2668]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   49.124227][ T2668]  ? 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)
[   49.124373][ T2668]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.124520][ T2668]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   49.124666][ T2668]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   49.124844][ T2668]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   49.124994][ T2668] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   49.125141][ T2668]  ? write_profile (kernel/profile.c:194)
[   49.125290][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.125435][ T2668]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   49.125618][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.125766][ T2668]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   49.125915][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.126060][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.126209][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.126353][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.126497][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.126660][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.126807][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.126957][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.127104][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.127252][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.127396][ T2668]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.127541][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.127685][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.127831][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.128063][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.128216][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.128361][ T2668]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.128504][ T2668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.128651][ T2668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.128795][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.129028][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.129179][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.129330][ T2668]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.129474][ T2668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.129619][ T2668]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.129768][ T2668]  ? 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))
[   49.129973][ T2668]  ? 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))
[   49.130173][ T2668]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.130321][ T2668]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.130467][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.130615][ T2668]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.130761][ T2668]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.130985][ T2668]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.131136][ T2668]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.131284][ T2668]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.131429][ T2668]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.131610][ T2668]  ? move_addr_to_kernel (net/socket.c:258)
[   49.131756][ T2668]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.131986][ T2668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.132135][ T2668]  ___sys_sendmsg (net/socket.c:2752)
[   49.132285][ T2668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.132465][ T2668]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.132622][ T2668]  __sys_sendmsg (net/socket.c:2784)
[   49.132771][ T2668]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.132991][ T2668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.133171][ T2668]  ? 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)
[   49.133319][ T2668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.133463][ T2668]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.133606][ T2668]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.133747][ T2668]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.133978][ T2668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.134161][ T2668] RIP: 0033:0x7efc6e79e08e
[   49.134319][ T2668] 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
[   49.134832][ T2668] RSP: 002b:00007ffdde981030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.135059][ T2668] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc6e79e08e
[   49.135279][ T2668] RDX: 0000000000000000 RSI: 00007ffdde9810e0 RDI: 0000000000000005
[   49.135494][ T2668] RBP: 00007ffdde981040 R08: 0000000000000000 R09: 0000000000000000
[   49.135706][ T2668] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.135926][ T2668] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdde9817a0
| [   49.138112][ T2668] ------------[ cut here ]------------
| [   49.138299][ T2668] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2668
| [   49.138622][ T2668] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.139298][ T2668] Tainted: [W]=WARN
[   49.139451][ T2668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.139673][ T2668] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.140087][ T2668] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.140620][ T2668] RSP: 0018:ffa0000006727060 EFLAGS: 00010286
[   49.140844][ T2668] RAX: 00000000ffffffa6 RBX: ff11000009b1c340 RCX: 1ff4000000ce4dd2
[   49.141115][ T2668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c3f0
[   49.141374][ T2668] RBP: ff11000010c22000 R08: 1fe220000136387f R09: ff1100000c8b0b58
[   49.141626][ T2668] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   49.141888][ T2668] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006727100
[   49.142147][ T2668] FS:  00007efc6e564840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   49.142439][ T2668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.142659][ T2668] CR2: 00007f65fe09d2a0 CR3: 0000000013081006 CR4: 0000000000771ef0
[   49.142928][ T2668] PKRU: 55555554
[   49.143080][ T2668] Call Trace:
[   49.143238][ T2668]  <TASK>
[   49.143359][ T2668]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.143553][ T2668]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.143708][ T2668]  netif_close_many (net/core/dev.c:1804)
[   49.143908][ T2668]  ? 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)
[   49.144095][ T2668]  ? __dev_close_many (net/core/dev.c:1781)
[   49.144289][ T2668]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.144510][ T2668]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   49.144731][ T2668]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   49.144936][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.145123][ T2668]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.145353][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.145543][ T2668]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.145730][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.145929][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.146118][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.146317][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.146501][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.146706][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.146904][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.147092][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.147286][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.147473][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.147662][ T2668]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.147852][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.148052][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.148246][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.148432][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.148620][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.148804][ T2668]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.149005][ T2668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.149197][ T2668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.149383][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.149571][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.149756][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.149955][ T2668]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.150142][ T2668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.150334][ T2668]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.150529][ T2668]  ? 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))
[   49.150713][ T2668]  ? 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))
[   49.150914][ T2668]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.151103][ T2668]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.151297][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.151485][ T2668]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.151674][ T2668]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.151875][ T2668]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.152065][ T2668]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.152261][ T2668]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.152447][ T2668]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.152665][ T2668]  ? move_addr_to_kernel (net/socket.c:258)
[   49.152853][ T2668]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.153053][ T2668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.153250][ T2668]  ___sys_sendmsg (net/socket.c:2752)
[   49.153439][ T2668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.153660][ T2668]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.153857][ T2668]  __sys_sendmsg (net/socket.c:2784)
[   49.154057][ T2668]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.154251][ T2668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.154473][ T2668]  ? 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)
[   49.154661][ T2668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.154850][ T2668]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.155048][ T2668]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.155242][ T2668]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.155430][ T2668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.155649][ T2668] RIP: 0033:0x7efc6e79e08e
[   49.155841][ T2668] 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
[   49.156395][ T2668] RSP: 002b:00007ffdde981030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.156650][ T2668] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc6e79e08e
[   49.156912][ T2668] RDX: 0000000000000000 RSI: 00007ffdde9810e0 RDI: 0000000000000005
[   49.157168][ T2668] RBP: 00007ffdde981040 R08: 0000000000000000 R09: 0000000000000000
[   49.157428][ T2668] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.157681][ T2668] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdde9817a0
| [   49.160539][ T2668] ------------[ cut here ]------------
| [   49.160712][ T2668] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2668
| [   49.161038][ T2668] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.161676][ T2668] Tainted: [W]=WARN
[   49.161824][ T2668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.162048][ T2668] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.162277][ T2668] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.162791][ T2668] RSP: 0018:ffa0000006727190 EFLAGS: 00010286
[   49.163019][ T2668] RAX: 00000000ffffffa6 RBX: ff1100000cc699c0 RCX: 1ff4000000ce4df8
[   49.163273][ T2668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69a70
[   49.163519][ T2668] RBP: ff11000010c22000 R08: 1fe220000198d34f R09: ff1100000c8b0b58
[   49.163766][ T2668] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   49.164030][ T2668] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.164287][ T2668] FS:  00007efc6e564840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   49.164567][ T2668] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.164786][ T2668] CR2: 00007f65fe09d2a0 CR3: 0000000013081006 CR4: 0000000000771ef0
[   49.165043][ T2668] PKRU: 55555554
[   49.165199][ T2668] Call Trace:
[   49.165360][ T2668]  <TASK>
[   49.165477][ T2668]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.165694][ T2668]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.165917][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.166108][ T2668]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   49.166296][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.166476][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.166660][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.166839][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.167035][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.167243][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.167424][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.167610][ T2668]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.167791][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.167981][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.168164][ T2668]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   49.168353][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.168531][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.168712][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.168908][ T2668]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.169092][ T2668]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   49.169280][ T2668]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.169463][ T2668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.169646][ T2668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.169828][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.170020][ T2668]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.170207][ T2668]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.170394][ T2668]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.170574][ T2668]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.170757][ T2668]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.170949][ T2668]  ? 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))
[   49.171130][ T2668]  ? 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))
[   49.171321][ T2668]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.171505][ T2668]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.171690][ T2668]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.171885][ T2668]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.172069][ T2668]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.172258][ T2668]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.172442][ T2668]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.172625][ T2668]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.172807][ T2668]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.173032][ T2668]  ? move_addr_to_kernel (net/socket.c:258)
[   49.173226][ T2668]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.173407][ T2668]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.173591][ T2668]  ___sys_sendmsg (net/socket.c:2752)
[   49.173773][ T2668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.174000][ T2668]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.174199][ T2668]  __sys_sendmsg (net/socket.c:2784)
[   49.174383][ T2668]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.174565][ T2668]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.174781][ T2668]  ? 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)
[   49.174976][ T2668]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.175160][ T2668]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.175346][ T2668]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.175527][ T2668]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.175712][ T2668]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.175939][ T2668] RIP: 0033:0x7efc6e79e08e
[   49.176127][ T2668] 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
[   49.176652][ T2668] RSP: 002b:00007ffdde981030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.176912][ T2668] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efc6e79e08e
[   49.177162][ T2668] RDX: 0000000000000000 RSI: 00007ffdde9810e0 RDI: 0000000000000005
[   49.177415][ T2668] RBP: 00007ffdde981040 R08: 0000000000000000 R09: 0000000000000000
[   49.177662][ T2668] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.177922][ T2668] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdde9817a0
| [   49.213129][ T2669] ------------[ cut here ]------------
| [   49.213299][ T2669] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/2669
| [   49.213592][ T2669] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.214171][ T2669] Tainted: [W]=WARN
[   49.214280][ T2669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.214453][ T2669] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.214636][ T2669] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.215158][ T2669] RSP: 0018:ffa00000067374e8 EFLAGS: 00010286
[   49.215349][ T2669] RAX: 00000000ffffffa6 RBX: ff11000009b1dcc0 RCX: 1ff4000000ce6e63
[   49.215567][ T2669] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1dd70
[   49.215781][ T2669] RBP: ff1100001284a000 R08: 1fe2200001363baf R09: ff11000009fd51a8
[   49.216008][ T2669] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.216228][ T2669] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   49.216448][ T2669] FS:  00007f8b41124100(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.216706][ T2669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.216897][ T2669] CR2: 00000000004d6034 CR3: 0000000012cf7006 CR4: 0000000000771ef0
[   49.217118][ T2669] PKRU: 55555554
[   49.217231][ T2669] Call Trace:
[   49.217343][ T2669]  <TASK>
[   49.217417][ T2669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.217562][ T2669]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.217707][ T2669]  notifier_call_chain (kernel/notifier.c:85)
[   49.217853][ T2669]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   49.218009][ T2669]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   49.218155][ T2669]  ethnl_set_features (net/ethtool/features.c:288)
[   49.218304][ T2669]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.218450][ T2669]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   49.218596][ T2669]  ? __nla_validate_parse (lib/nlattr.c:635)
[   49.218742][ T2669]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   49.218931][ T2669]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   49.219076][ T2669]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   49.219264][ T2669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.219407][ T2669]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.219553][ T2669]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.219698][ T2669]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   49.219846][ T2669]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   49.220034][ T2669]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.220217][ T2669]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   49.220363][ T2669]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.220511][ T2669]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   49.220657][ T2669]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.220802][ T2669]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   49.221029][ T2669]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.221180][ T2669]  ? 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))
[   49.221328][ T2669]  ? 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))
[   49.221475][ T2669]  genl_rcv (net/netlink/genetlink.c:1218)
[   49.221584][ T2669]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.221729][ T2669]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.221960][ T2669]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.222190][ T2669]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.222339][ T2669]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.222485][ T2669]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.222628][ T2669]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.222774][ T2669]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   49.223026][ T2669]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   49.223193][ T2669]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   49.223342][ T2669]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.223526][ T2669]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   49.223673][ T2669]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   49.223819][ T2669]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.224044][ T2669]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.224193][ T2669]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.224339][ T2669]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.224518][ T2669] RIP: 0033:0x7f8b4119508e
[   49.224669][ T2669] 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
[   49.225281][ T2669] RSP: 002b:00007fff53ba7c30 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   49.225498][ T2669] RAX: ffffffffffffffda RBX: 000000003b993010 RCX: 00007f8b4119508e
[   49.225713][ T2669] RDX: 0000000000000058 RSI: 000000003b993120 RDI: 0000000000000005
[   49.226150][ T2669] RBP: 00007fff53ba7c40 R08: 00007f8b41323980 R09: 000000000000000c
[   49.226368][ T2669] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003b9930b0
[   49.226582][ T2669] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   49.260730][ T2670] ------------[ cut here ]------------
| [   49.260917][ T2670] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2670
| [   49.261233][ T2670] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.261842][ T2670] Tainted: [W]=WARN
[   49.261959][ T2670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.262143][ T2670] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.262341][ T2670] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.262882][ T2670] RSP: 0018:ffa0000006746f70 EFLAGS: 00010286
[   49.263074][ T2670] RAX: 00000000ffffffa6 RBX: ff1100000f51e040 RCX: 1ff4000000ce8db4
[   49.263303][ T2670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f51e0f0
[   49.263529][ T2670] RBP: ff1100001284a000 R08: 1fe2200001ea3c1f R09: ff11000012fb0b80
[   49.263757][ T2670] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.263988][ T2670] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   49.264219][ T2670] FS:  00007f9007dcf840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.264483][ T2670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.264674][ T2670] CR2: 000000002fba8a28 CR3: 0000000012cf6002 CR4: 0000000000771ef0
[   49.264911][ T2670] PKRU: 55555554
[   49.265024][ T2670] Call Trace:
[   49.265137][ T2670]  <TASK>
[   49.265219][ T2670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.265370][ T2670]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.265523][ T2670]  notifier_call_chain (kernel/notifier.c:85)
[   49.265676][ T2670]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   49.265831][ T2670]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   49.265993][ T2670]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.266146][ T2670]  netdev_upper_dev_link (net/core/dev.c:8972)
[   49.266302][ T2670]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   49.266456][ T2670] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   49.266614][ T2670]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.266772][ T2670] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.266933][ T2670]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.267092][ T2670]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.267246][ T2670]  ? nla_strscpy (lib/nlattr.c:795)
[   49.267398][ T2670]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.267551][ T2670]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.267703][ T2670]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.267856][ T2670]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.268019][ T2670]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.268175][ T2670]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.268334][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.268485][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.268638][ T2670]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.268787][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.268945][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.269102][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.269258][ T2670]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.269410][ T2670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.269561][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.269713][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.269869][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.270024][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.270175][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.270334][ T2670]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.270485][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.270636][ T2670]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.270798][ T2670]  ? 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))
[   49.270958][ T2670]  ? 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))
[   49.271113][ T2670]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.271270][ T2670]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.271424][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.271577][ T2670]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.271728][ T2670]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.271882][ T2670]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.272035][ T2670]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.272188][ T2670]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.272339][ T2670]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.272526][ T2670]  ? move_addr_to_kernel (net/socket.c:258)
[   49.272680][ T2670]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.272832][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.272990][ T2670]  ___sys_sendmsg (net/socket.c:2752)
[   49.273141][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.273332][ T2670]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.273496][ T2670]  __sys_sendmsg (net/socket.c:2784)
[   49.273648][ T2670]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.273802][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.273995][ T2670]  ? 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)
[   49.274146][ T2670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.274299][ T2670]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.274449][ T2670]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.274597][ T2670]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.274748][ T2670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.274942][ T2670] RIP: 0033:0x7f900800908e
[   49.275099][ T2670] 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
[   49.275636][ T2670] RSP: 002b:00007ffdb0d05c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.275871][ T2670] RAX: ffffffffffffffda RBX: 00007ffdb0d06418 RCX: 00007f900800908e
[   49.276098][ T2670] RDX: 0000000000000000 RSI: 00007ffdb0d05d30 RDI: 0000000000000005
[   49.276327][ T2670] RBP: 00007ffdb0d05c90 R08: 0000000000000000 R09: 0000000000000000
[   49.276553][ T2670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.276779][ T2670] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb0d063f0
| [   49.278528][ T2670] ------------[ cut here ]------------
| [   49.278678][ T2670] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2670
| [   49.278985][ T2670] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.279598][ T2670] Tainted: [W]=WARN
[   49.279714][ T2670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.279908][ T2670] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.280103][ T2670] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.280641][ T2670] RSP: 0018:ffa0000006746fd0 EFLAGS: 00010286
[   49.280832][ T2670] RAX: 00000000ffffffa6 RBX: ff11000010d47e40 RCX: 1ff4000000ce8dc0
[   49.281065][ T2670] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d47ef0
[   49.281295][ T2670] RBP: ff1100000cc0a000 R08: 1fe22000021a8fdf R09: ff11000012fb0b80
[   49.281520][ T2670] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.281747][ T2670] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc0ae04
[   49.281979][ T2670] FS:  00007f9007dcf840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.282249][ T2670] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.282440][ T2670] CR2: 000000002fba8a28 CR3: 0000000012cf6002 CR4: 0000000000771ef0
[   49.282668][ T2670] PKRU: 55555554
[   49.282784][ T2670] Call Trace:
[   49.282903][ T2670]  <TASK>
[   49.282980][ T2670]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.283136][ T2670]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.283256][ T2670]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   49.283406][ T2670]  __dev_notify_flags (net/core/dev.c:9787)
[   49.283559][ T2670]  ? netif_change_name (net/core/dev.c:1495)
[   49.283713][ T2670]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.283871][ T2670]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   49.284026][ T2670]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.284181][ T2670] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   49.284340][ T2670]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.284497][ T2670] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.284650][ T2670]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.284808][ T2670]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.284966][ T2670]  ? nla_strscpy (lib/nlattr.c:795)
[   49.285119][ T2670]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.285277][ T2670]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.285429][ T2670]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.285581][ T2670]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.285741][ T2670]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.285905][ T2670]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.286059][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.286215][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.286367][ T2670]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.286519][ T2670]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.286670][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.286828][ T2670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.286984][ T2670]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.287134][ T2670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.287289][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.287438][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.287588][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.287740][ T2670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.287898][ T2670]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.288052][ T2670]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.288204][ T2670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.288356][ T2670]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.288511][ T2670]  ? 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))
[   49.288662][ T2670]  ? 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))
[   49.288818][ T2670]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.288975][ T2670]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.289127][ T2670]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.289287][ T2670]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.289437][ T2670]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.289587][ T2670]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.289739][ T2670]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.289896][ T2670]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.290047][ T2670]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.290236][ T2670]  ? move_addr_to_kernel (net/socket.c:258)
[   49.290386][ T2670]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.290534][ T2670]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.290688][ T2670]  ___sys_sendmsg (net/socket.c:2752)
[   49.290841][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.291035][ T2670]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.291204][ T2670]  __sys_sendmsg (net/socket.c:2784)
[   49.291355][ T2670]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.291505][ T2670]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.291696][ T2670]  ? 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)
[   49.291848][ T2670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.292006][ T2670]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.292157][ T2670]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.292311][ T2670]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.292462][ T2670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.292649][ T2670] RIP: 0033:0x7f900800908e
[   49.292807][ T2670] 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
[   49.293351][ T2670] RSP: 002b:00007ffdb0d05c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.293578][ T2670] RAX: ffffffffffffffda RBX: 00007ffdb0d06418 RCX: 00007f900800908e
[   49.293803][ T2670] RDX: 0000000000000000 RSI: 00007ffdb0d05d30 RDI: 0000000000000005
[   49.294028][ T2670] RBP: 00007ffdb0d05c90 R08: 0000000000000000 R09: 0000000000000000
[   49.294257][ T2670] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.294481][ T2670] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb0d063f0
| [   49.326244][ T2671] ------------[ cut here ]------------
| [   49.326400][ T2671] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2671
| [   49.326678][ T2671] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.327258][ T2671] Tainted: [W]=WARN
[   49.327364][ T2671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.327537][ T2671] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.327716][ T2671] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.328230][ T2671] RSP: 0018:ffa00000066b7020 EFLAGS: 00010286
[   49.328413][ T2671] RAX: 00000000ffffffa6 RBX: ff11000010d47240 RCX: 1ff4000000cd6dca
[   49.328627][ T2671] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d472f0
[   49.328842][ T2671] RBP: ff1100000cc0a000 R08: 1fe22000021a8e5f R09: ff11000012fb2e58
[   49.329189][ T2671] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.329407][ T2671] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.329621][ T2671] FS:  00007fe8cac49840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.329879][ T2671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.330060][ T2671] CR2: 000000000b590988 CR3: 000000000f537004 CR4: 0000000000771ef0
[   49.330282][ T2671] PKRU: 55555554
[   49.330393][ T2671] Call Trace:
[   49.330500][ T2671]  <TASK>
[   49.330574][ T2671]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.330718][ T2671]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.330827][ T2671]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.330978][ T2671]  __dev_notify_flags (net/core/dev.c:9787)
[   49.331119][ T2671]  ? netif_change_name (net/core/dev.c:1495)
[   49.331266][ T2671]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.331409][ T2671]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.331552][ T2671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.331693][ T2671]  ? 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))
[   49.331836][ T2671]  netif_change_flags (net/core/dev.c:9820)
[   49.331984][ T2671]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.332126][ T2671]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.332274][ T2671]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.332414][ T2671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.332590][ T2671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.332735][ T2671]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.332957][ T2671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.333104][ T2671]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.333250][ T2671]  ? __kernel_text_address (kernel/extable.c:79)
[   49.333394][ T2671]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.333539][ T2671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.333681][ T2671]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.333824][ T2671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.334039][ T2671]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.334189][ T2671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.334329][ T2671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.334469][ T2671]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.334608][ T2671]  ? __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)
[   49.334752][ T2671]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.334971][ T2671]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.335215][ T2671]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.335362][ T2671]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.335505][ T2671]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.335650][ T2671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.335793][ T2671]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.335951][ T2671]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.336092][ T2671]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.336241][ T2671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.336386][ T2671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.336527][ T2671]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.336670][ T2671]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.336810][ T2671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.336959][ T2671]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.337102][ T2671]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.337247][ T2671]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.337391][ T2671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.337533][ T2671]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.337676][ T2671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.337816][ T2671]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.337966][ T2671]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.338108][ T2671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.338256][ T2671]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.338402][ T2671]  ? 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))
[   49.338544][ T2671]  ? 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))
[   49.338689][ T2671]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.338833][ T2671]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.338982][ T2671]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.339126][ T2671]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.339271][ T2671]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.339412][ T2671]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.339556][ T2671]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.339697][ T2671]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.339838][ T2671]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.340016][ T2671]  ? move_addr_to_kernel (net/socket.c:258)
[   49.340159][ T2671]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.340306][ T2671]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.340448][ T2671]  ___sys_sendmsg (net/socket.c:2752)
[   49.340587][ T2671]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.340763][ T2671]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.340922][ T2671]  __sys_sendmsg (net/socket.c:2784)
[   49.341067][ T2671]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.341213][ T2671]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.341397][ T2671]  ? 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)
[   49.341540][ T2671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.341682][ T2671]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.341825][ T2671]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.341972][ T2671]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.342112][ T2671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.342291][ T2671] RIP: 0033:0x7fe8cae8308e
[   49.342439][ T2671] 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
[   49.342944][ T2671] RSP: 002b:00007ffe15d6ceb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.343157][ T2671] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe8cae8308e
[   49.343374][ T2671] RDX: 0000000000000000 RSI: 00007ffe15d6cf60 RDI: 0000000000000005
[   49.343586][ T2671] RBP: 00007ffe15d6cec0 R08: 0000000000000000 R09: 0000000000000000
[   49.343795][ T2671] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb56
[   49.344009][ T2671] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe15d6d620
| [   49.368173][ T2674] ------------[ cut here ]------------
| [   49.368346][ T2674] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ethtool/2674
| [   49.368630][ T2674] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.369232][ T2674] Tainted: [W]=WARN
[   49.369338][ T2674] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.369514][ T2674] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.369700][ T2674] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.370343][ T2674] RSP: 0018:ffa00000067674e8 EFLAGS: 00010286
[   49.370533][ T2674] RAX: 00000000ffffffa6 RBX: ff1100000f2c1840 RCX: 1ff4000000cece63
[   49.370752][ T2674] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c18f0
[   49.371088][ T2674] RBP: ff1100001284a000 R08: 1fe2200001e5831f R09: ff1100000cc651a8
[   49.371314][ T2674] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   49.371532][ T2674] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000001
[   49.371751][ T2674] FS:  00007fec8f57e100(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   49.372116][ T2674] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.372305][ T2674] CR2: 00000000004d6034 CR3: 0000000012df0005 CR4: 0000000000771ef0
[   49.372525][ T2674] PKRU: 55555554
[   49.372633][ T2674] Call Trace:
[   49.372741][ T2674]  <TASK>
[   49.372816][ T2674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.373073][ T2674]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.373225][ T2674]  notifier_call_chain (kernel/notifier.c:85)
[   49.373374][ T2674]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   49.373518][ T2674]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   49.373666][ T2674]  ethnl_set_features (net/ethtool/features.c:288)
[   49.373814][ T2674]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.374067][ T2674]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   49.374224][ T2674]  ? __nla_validate_parse (lib/nlattr.c:635)
[   49.374373][ T2674]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   49.374555][ T2674]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   49.374698][ T2674]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   49.374964][ T2674]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.375112][ T2674]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.375261][ T2674]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.375407][ T2674]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   49.375555][ T2674]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   49.375738][ T2674]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.376032][ T2674]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   49.376187][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.376338][ T2674]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   49.376483][ T2674]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.376627][ T2674]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   49.376771][ T2674]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.376979][ T2674]  ? 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))
[   49.377126][ T2674]  ? 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))
[   49.377277][ T2674]  genl_rcv (net/netlink/genetlink.c:1218)
[   49.377388][ T2674]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.377535][ T2674]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.377679][ T2674]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.377826][ T2674]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.378028][ T2674]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.378175][ T2674]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.378325][ T2674]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.378471][ T2674]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   49.378615][ T2674]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   49.378773][ T2674]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   49.378975][ T2674]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   49.379155][ T2674]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   49.379303][ T2674]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   49.379445][ T2674]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.379589][ T2674]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.379736][ T2674]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.379926][ T2674]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.380109][ T2674] RIP: 0033:0x7fec8f5ef08e
[   49.380264][ T2674] 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
[   49.380780][ T2674] RSP: 002b:00007ffc5cae4230 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   49.381004][ T2674] RAX: ffffffffffffffda RBX: 0000000032b03010 RCX: 00007fec8f5ef08e
[   49.381222][ T2674] RDX: 000000000000005c RSI: 0000000032b03120 RDI: 0000000000000005
[   49.381435][ T2674] RBP: 00007ffc5cae4240 R08: 00007fec8f77d980 R09: 000000000000000c
[   49.381650][ T2674] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000032b030b0
[   49.381870][ T2674] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   49.428418][  T164] ------------[ cut here ]------------
| [   49.428581][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   49.429070][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.429746][  T164] Tainted: [W]=WARN
[   49.429869][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.430064][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.430269][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.430830][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   49.431034][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2eadc0 RCX: 1ff40000000feebf
[   49.431271][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eae70
[   49.431505][  T164] RBP: ff1100001284a000 R08: 1fe220000165d5cf R09: ff1100000c015220
[   49.431736][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   49.431973][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   49.432208][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   49.432481][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.432678][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   49.432920][  T164] PKRU: 55555554
[   49.433038][  T164] Call Trace:
[   49.433152][  T164]  <TASK>
[   49.433238][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.433399][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.433520][  T164]  netif_close_many (net/core/dev.c:1804)
[   49.433674][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.433830][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   49.433991][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.434151][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.434312][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   49.434506][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   49.434701][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.434857][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.435019][  T164]  ? __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)
[   49.435174][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.435332][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.435524][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.435680][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.435837][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.435994][  T164]  ? 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)
[   49.436151][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.436310][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.436464][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.436622][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.436783][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   49.436948][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.437146][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.437344][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.437502][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.437657][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.437850][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.438009][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.438166][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.438323][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.438479][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.438597][  T164]  new_sync_write (fs/read_write.c:595)
[   49.438754][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.438915][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.439072][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.439233][  T164]  ? ksys_write (fs/read_write.c:740)
[   49.439394][  T164]  vfs_write (fs/read_write.c:688)
[   49.439516][  T164]  ksys_write (fs/read_write.c:740)
[   49.439635][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.439793][  T164]  ? 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)
[   49.439956][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.440112][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.440272][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.440426][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.440581][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.440775][  T164] RIP: 0033:0x7f4f5d5d508e
[   49.440944][  T164] 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
[   49.441496][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.441730][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   49.441967][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   49.442202][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   49.442433][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.442661][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   49.447834][  T164] ------------[ cut here ]------------
| [   49.448016][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   49.448330][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.449003][  T164] Tainted: [W]=WARN
[   49.449129][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.449329][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.449533][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.450098][  T164] RSP: 0018:ffa00000007f75d8 EFLAGS: 00010286
[   49.450303][  T164] RAX: 00000000ffffffa6 RBX: ff110000100be4c0 RCX: 1ff40000000fee81
[   49.450539][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be570
[   49.450774][  T164] RBP: ff1100000cc0a000 R08: 1fe2200002017caf R09: ff1100000c0151f8
[   49.451020][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   49.451261][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f7678
[   49.451498][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   49.451775][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.451981][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   49.452226][  T164] PKRU: 55555554
[   49.452346][  T164] Call Trace:
[   49.452466][  T164]  <TASK>
[   49.452547][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.452708][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.452830][  T164]  netif_close_many (net/core/dev.c:1804)
[   49.453098][  T164]  ? 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)
[   49.453265][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   49.453424][  T164]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   49.453625][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   49.453825][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   49.454065][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.454331][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.454499][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.454699][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.454925][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   49.455089][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.455297][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.455491][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.455650][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.455810][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.456065][  T164]  ? 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)
[   49.456230][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.456390][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.456552][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.456711][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.456937][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   49.457098][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.457305][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.457503][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.457665][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.457827][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.458086][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.458252][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.458412][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.458569][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.458728][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.458848][  T164]  new_sync_write (fs/read_write.c:595)
[   49.459072][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.459237][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.459400][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.459558][  T164]  ? ksys_write (fs/read_write.c:740)
[   49.459722][  T164]  vfs_write (fs/read_write.c:688)
[   49.459847][  T164]  ksys_write (fs/read_write.c:740)
[   49.460033][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.460195][  T164]  ? 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)
[   49.460355][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.460518][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.460679][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.460841][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.461062][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.461263][  T164] RIP: 0033:0x7f4f5d5d508e
[   49.461429][  T164] 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
[   49.462059][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.462305][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   49.462542][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   49.462776][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   49.463078][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.463319][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   49.467334][  T164] ------------[ cut here ]------------
| [   49.467501][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   49.467802][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.468482][  T164] Tainted: [W]=WARN
[   49.468596][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.468795][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.469000][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.469550][  T164] RSP: 0018:ffa00000007f7708 EFLAGS: 00010286
[   49.469745][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c086940 RCX: 1ff40000000feea7
[   49.469981][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0869f0
[   49.470221][  T164] RBP: ff1100000cc0a000 R08: 1fe2200001810d3f R09: ff1100000c0151f8
[   49.470453][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.470686][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.470923][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.471199][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.471392][  T164] CR2: 00007f257fd0a8f4 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   49.471624][  T164] PKRU: 55555554
[   49.471741][  T164] Call Trace:
[   49.471859][  T164]  <TASK>
[   49.471947][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.472144][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.472343][  T164]  ? net_generic (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2)) vxlan
[   49.472502][  T164] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4744 drivers/net/vxlan/vxlan_core.c:4754) vxlan
[   49.472696][  T164]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4519) vxlan
[   49.472857][  T164]  notifier_call_chain (kernel/notifier.c:85)
[   49.473025][  T164]  unregister_netdevice_many_notify (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:12436)
[   49.473221][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.473410][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.473565][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.473718][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.473876][  T164]  ? 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)
[   49.474035][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.474194][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.474348][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.474503][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.474658][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   49.474813][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.475013][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.475212][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.475368][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.475522][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.475717][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.475877][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.476031][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.476187][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.476342][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.476459][  T164]  new_sync_write (fs/read_write.c:595)
[   49.476617][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.476774][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.476938][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.477093][  T164]  ? ksys_write (fs/read_write.c:740)
[   49.477254][  T164]  vfs_write (fs/read_write.c:688)
[   49.477373][  T164]  ksys_write (fs/read_write.c:740)
[   49.477491][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.477645][  T164]  ? 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)
[   49.477800][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.477958][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.478111][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.478270][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.478424][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.478615][  T164] RIP: 0033:0x7f4f5d5d508e
[   49.478774][  T164] 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
[   49.479334][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.479567][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   49.479794][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   49.480030][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   49.480268][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.480505][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   49.483564][  T164] ------------[ cut here ]------------
| [   49.483712][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   49.484007][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.484656][  T164] Tainted: [W]=WARN
[   49.484770][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.484964][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.485164][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.485698][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   49.485898][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c086040 RCX: 1ff40000000feeef
[   49.486124][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0860f0
[   49.486348][  T164] RBP: ff1100001284a000 R08: 1fe2200001810c1f R09: ff1100000c0151f8
[   49.486571][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.486791][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.487021][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.487294][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.487488][  T164] CR2: 00007f257fd0a8f4 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   49.487714][  T164] PKRU: 55555554
[   49.487827][  T164] Call Trace:
[   49.487944][  T164]  <TASK>
[   49.488020][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.488213][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.488399][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.488549][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.488698][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.488845][  T164]  ? 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)
[   49.489001][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.489150][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.489301][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.489451][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.489605][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   49.489751][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.489943][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.490134][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.490293][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.490441][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.490628][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.490776][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.490938][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.491088][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.491242][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.491354][  T164]  new_sync_write (fs/read_write.c:595)
[   49.491508][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.491664][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.491819][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.491978][  T164]  ? ksys_write (fs/read_write.c:740)
[   49.492130][  T164]  vfs_write (fs/read_write.c:688)
[   49.492256][  T164]  ksys_write (fs/read_write.c:740)
[   49.492375][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.492527][  T164]  ? 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)
[   49.492677][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.492830][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.492986][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.493136][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.493296][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.493484][  T164] RIP: 0033:0x7f4f5d5d508e
[   49.493641][  T164] 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
[   49.494193][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.494418][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   49.494640][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   49.494874][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   49.495102][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.495334][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   49.556095][  T164] ------------[ cut here ]------------
| [   49.556356][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   49.556801][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.557722][  T164] Tainted: [W]=WARN
[   49.557914][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.558157][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.558405][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.559080][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   49.559310][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2eb240 RCX: 1ff40000000fee65
[   49.559578][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb2f0
[   49.559844][  T164] RBP: ff1100000c352000 R08: 1fe220000165d65f R09: ff1100000c015248
[   49.560112][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.560382][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c352000
[   49.560649][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.560963][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.561191][  T164] CR2: 00005634ecbfd000 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   49.561457][  T164] PKRU: 55555554
[   49.561588][  T164] Call Trace:
[   49.561721][  T164]  <TASK>
[   49.561812][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.561997][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.562131][  T164]  register_netdevice (net/core/dev.c:11488)
[   49.562310][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   49.562529][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   49.562707][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   49.562941][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   49.563123][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   49.563353][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   49.563529][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   49.563756][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   49.563941][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   49.564077][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.564261][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   49.564489][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   49.564671][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   49.564849][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   49.565044][  T164]  really_probe (drivers/base/dd.c:709)
[   49.565231][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   49.565408][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   49.565590][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   49.565767][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   49.565950][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   49.566129][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   49.566316][  T164]  __device_attach (drivers/base/dd.c:1101)
[   49.566492][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.566669][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   49.566897][  T164]  ? 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)
[   49.567078][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   49.567273][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   49.567451][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   49.567630][  T164]  device_add (drivers/base/core.c:3706)
[   49.567807][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   49.568032][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   49.568214][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   49.568393][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   49.568614][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.568793][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   49.569033][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.569222][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.569399][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.569574][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.569751][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.569890][  T164]  new_sync_write (fs/read_write.c:595)
[   49.570070][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.570251][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.570438][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.570620][  T164]  ? ksys_write (fs/read_write.c:740)
[   49.570801][  T164]  vfs_write (fs/read_write.c:688)
[   49.570943][  T164]  ksys_write (fs/read_write.c:740)
[   49.571077][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.571256][  T164]  ? 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)
[   49.571431][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.571614][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.571796][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.571982][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.572161][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.572387][  T164] RIP: 0033:0x7f4f5d5d508e
[   49.572574][  T164] 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
[   49.573278][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.573678][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   49.573951][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   49.574225][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   49.574487][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   49.574746][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   49.579125][  T164] ------------[ cut here ]------------
| [   49.579328][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   49.579680][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.580415][  T164] Tainted: [W]=WARN
[   49.580528][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.580711][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.580944][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.581486][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   49.581673][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c984ac0 RCX: 1ff40000000feeef
[   49.581905][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c984b70
[   49.582129][  T164] RBP: ff1100000c352000 R08: 1fe220000193096f R09: ff1100000c0151f8
[   49.582354][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.582575][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   49.582798][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.583066][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.583257][  T164] CR2: 00005634ecbfd000 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   49.583482][  T164] PKRU: 55555554
[   49.583591][  T164] Call Trace:
[   49.583701][  T164]  <TASK>
[   49.583780][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   49.583977][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   49.584165][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   49.584318][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   49.584469][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.584619][  T164]  ? 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)
[   49.584770][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   49.584925][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.585075][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   49.585232][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   49.585386][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   49.585535][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   49.585724][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   49.585915][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   49.586066][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   49.586220][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   49.586406][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.586555][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.586703][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.586851][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.587005][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.587119][  T164]  new_sync_write (fs/read_write.c:595)
[   49.587271][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.587420][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.587570][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.587718][  T164]  ? ksys_write (fs/read_write.c:740)
[   49.587875][  T164]  vfs_write (fs/read_write.c:688)
[   49.587990][  T164]  ksys_write (fs/read_write.c:740)
[   49.588103][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.588255][  T164]  ? 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)
[   49.588404][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.588552][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.588702][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.588851][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.589004][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.589192][  T164] RIP: 0033:0x7f4f5d5d508e
[   49.589348][  T164] 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
[   49.589878][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.590104][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   49.590329][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   49.590563][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   49.590790][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.591023][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   49.630096][  T164] ------------[ cut here ]------------
| [   49.630304][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   49.630613][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.631370][  T164] Tainted: [W]=WARN
[   49.631487][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.631680][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.631930][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.632496][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   49.632692][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2ea1c0 RCX: 1ff40000000feed1
[   49.632933][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea270
[   49.633215][  T164] RBP: ff1100000cc12000 R08: 1fe220000165d44f R09: ff1100000c0151f8
[   49.633448][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.633679][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12000
[   49.633918][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.634197][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.634393][  T164] CR2: 00005634ecbfd000 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   49.634625][  T164] PKRU: 55555554
[   49.634743][  T164] Call Trace:
[   49.634858][  T164]  <TASK>
[   49.634947][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.635105][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.635231][  T164]  register_netdevice (net/core/dev.c:11488)
[   49.635386][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   49.635594][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   49.635754][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   49.635959][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   49.636116][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   49.636314][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   49.636511][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.636667][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   49.636829][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   49.637029][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   49.637196][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   49.637396][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   49.637554][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   49.637714][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   49.637878][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   49.637997][  T164]  new_sync_write (fs/read_write.c:595)
[   49.638156][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.638320][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   49.638481][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.638633][  T164]  ? ksys_write (fs/read_write.c:740)
[   49.638792][  T164]  vfs_write (fs/read_write.c:688)
[   49.638921][  T164]  ksys_write (fs/read_write.c:740)
[   49.639040][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   49.639203][  T164]  ? 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)
[   49.639355][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.639510][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.639771][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.639928][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.640084][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.640282][  T164] RIP: 0033:0x7f4f5d5d508e
[   49.640444][  T164] 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
[   49.641009][  T164] RSP: 002b:00007ffc17314590 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   49.641254][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   49.641488][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   49.641923][  T164] RBP: 00007ffc173145a0 R08: 0000000000000000 R09: 0000000000000000
[   49.642151][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   49.642393][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   49.768474][ T2685] ------------[ cut here ]------------
| [   49.768647][ T2685] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2685
| [   49.768939][ T2685] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.769514][ T2685] Tainted: [W]=WARN
[   49.769623][ T2685] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.769797][ T2685] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.769988][ T2685] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.770482][ T2685] RSP: 0018:ffa00000067b7020 EFLAGS: 00010286
[   49.770655][ T2685] RAX: 00000000ffffffa6 RBX: ff1100000eb59540 RCX: 1ff4000000cf6dca
[   49.770857][ T2685] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb595f0
[   49.771073][ T2685] RBP: ff1100000cc12000 R08: 1fe2200001d6b2bf R09: ff11000009df2e80
[   49.771290][ T2685] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   49.771492][ T2685] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.771696][ T2685] FS:  00007fb5e69dd840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.771946][ T2685] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.772125][ T2685] CR2: 0000000029047988 CR3: 0000000012668005 CR4: 0000000000771ef0
[   49.772335][ T2685] PKRU: 55555554
[   49.772438][ T2685] Call Trace:
[   49.772542][ T2685]  <TASK>
[   49.772614][ T2685]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   49.772754][ T2685]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.772900][ T2685]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.773008][ T2685]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.773143][ T2685]  __dev_notify_flags (net/core/dev.c:9787)
[   49.773289][ T2685]  ? netif_change_name (net/core/dev.c:1495)
[   49.773425][ T2685]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.773562][ T2685]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.773700][ T2685]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.773841][ T2685]  ? 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))
[   49.773989][ T2685]  netif_change_flags (net/core/dev.c:9820)
[   49.774130][ T2685]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.774277][ T2685]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.774414][ T2685]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.774585][ T2685]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.774721][ T2685]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.774869][ T2685]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.775003][ T2685]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.775139][ T2685]  ? __kernel_text_address (kernel/extable.c:79)
[   49.775286][ T2685]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.775423][ T2685]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.775556][ T2685]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.775691][ T2685]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.775829][ T2685]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.776035][ T2685]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.776253][ T2685]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.776393][ T2685]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.776535][ T2685]  ? __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)
[   49.776676][ T2685]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.776810][ T2685]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.777006][ T2685]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.777142][ T2685]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.777289][ T2685]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.777426][ T2685]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.777561][ T2685]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.777699][ T2685]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.777832][ T2685]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.778019][ T2685]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.778156][ T2685]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.778293][ T2685]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.778428][ T2685]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.778568][ T2685]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.778707][ T2685]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.778843][ T2685]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.779059][ T2685]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.779208][ T2685]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.779353][ T2685]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.779493][ T2685]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.779635][ T2685]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.779775][ T2685]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.780000][ T2685]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.780139][ T2685]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.780282][ T2685]  ? 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))
[   49.780416][ T2685]  ? 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))
[   49.780552][ T2685]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.780687][ T2685]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.780819][ T2685]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.781034][ T2685]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.781171][ T2685]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.781315][ T2685]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.781451][ T2685]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.781586][ T2685]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.781719][ T2685]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.781979][ T2685]  ? move_addr_to_kernel (net/socket.c:258)
[   49.782120][ T2685]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.782267][ T2685]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.782402][ T2685]  ___sys_sendmsg (net/socket.c:2752)
[   49.782536][ T2685]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.782709][ T2685]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.782955][ T2685]  __sys_sendmsg (net/socket.c:2784)
[   49.783090][ T2685]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.783224][ T2685]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.783408][ T2685]  ? 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)
[   49.783542][ T2685]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.783675][ T2685]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.783809][ T2685]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.784032][ T2685]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.784170][ T2685]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.784341][ T2685] RIP: 0033:0x7fb5e6c1708e
[   49.784494][ T2685] 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
[   49.785084][ T2685] RSP: 002b:00007ffcdc36dca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.785308][ T2685] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb5e6c1708e
[   49.785506][ T2685] RDX: 0000000000000000 RSI: 00007ffcdc36dd50 RDI: 0000000000000005
[   49.785705][ T2685] RBP: 00007ffcdc36dcb0 R08: 0000000000000000 R09: 0000000000000000
[   49.785968][ T2685] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   49.786174][ T2685] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdc36e410
| [   49.827322][ T2687] ------------[ cut here ]------------
| [   49.827499][ T2687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2687
| [   49.827789][ T2687] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.828457][ T2687] Tainted: [W]=WARN
[   49.828566][ T2687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.828743][ T2687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.828937][ T2687] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.829447][ T2687] RSP: 0018:ffa00000067d6f70 EFLAGS: 00010286
[   49.829627][ T2687] RAX: 00000000ffffffa6 RBX: ff11000010e221c0 RCX: 1ff4000000cfadb4
[   49.829838][ T2687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e22270
[   49.830059][ T2687] RBP: ff1100000cc12000 R08: 1fe22000021c444f R09: ff1100000b0f2e80
[   49.830274][ T2687] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   49.830487][ T2687] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   49.830700][ T2687] FS:  00007f47984dc840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   49.830953][ T2687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.831134][ T2687] CR2: 000055aa93d206c0 CR3: 0000000010223001 CR4: 0000000000771ef0
[   49.831358][ T2687] PKRU: 55555554
[   49.831464][ T2687] Call Trace:
[   49.831571][ T2687]  <TASK>
[   49.831644][ T2687]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.831786][ T2687]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.831936][ T2687]  notifier_call_chain (kernel/notifier.c:85)
[   49.832081][ T2687]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   49.832235][ T2687]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   49.832380][ T2687]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.832526][ T2687]  netdev_upper_dev_link (net/core/dev.c:8972)
[   49.832669][ T2687]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   49.832812][ T2687] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   49.832968][ T2687]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.833116][ T2687] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.833264][ T2687]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.833412][ T2687]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.833555][ T2687]  ? nla_strscpy (lib/nlattr.c:795)
[   49.833698][ T2687]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.833842][ T2687]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.833992][ T2687]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.834134][ T2687]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.834288][ T2687]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.834433][ T2687]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.834578][ T2687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.834720][ T2687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.834867][ T2687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.835008][ T2687]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.835149][ T2687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.835299][ T2687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.835443][ T2687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.835587][ T2687]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.835730][ T2687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.835878][ T2687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.836021][ T2687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.836167][ T2687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.836313][ T2687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.836456][ T2687]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.836598][ T2687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.836744][ T2687]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.836975][ T2687]  ? 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))
[   49.837118][ T2687]  ? 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))
[   49.837267][ T2687]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.837411][ T2687]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.837553][ T2687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.837696][ T2687]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.837846][ T2687]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.838084][ T2687]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.838233][ T2687]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.838377][ T2687]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.838519][ T2687]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.838696][ T2687]  ? move_addr_to_kernel (net/socket.c:258)
[   49.838838][ T2687]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.839078][ T2687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.839227][ T2687]  ___sys_sendmsg (net/socket.c:2752)
[   49.839367][ T2687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.839544][ T2687]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.839697][ T2687]  __sys_sendmsg (net/socket.c:2784)
[   49.839839][ T2687]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.840059][ T2687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.840240][ T2687]  ? 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)
[   49.840382][ T2687]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.840524][ T2687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.840666][ T2687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.840807][ T2687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.841052][ T2687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.841234][ T2687] RIP: 0033:0x7f479871608e
[   49.841383][ T2687] 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
[   49.841978][ T2687] RSP: 002b:00007ffebe97f290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.842198][ T2687] RAX: ffffffffffffffda RBX: 00007ffebe97fa30 RCX: 00007f479871608e
[   49.842409][ T2687] RDX: 0000000000000000 RSI: 00007ffebe97f340 RDI: 0000000000000005
[   49.842622][ T2687] RBP: 00007ffebe97f2a0 R08: 0000000000000000 R09: 0000000000000000
[   49.842833][ T2687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   49.843151][ T2687] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe97fa08
| [   49.844983][ T2687] ------------[ cut here ]------------
| [   49.845138][ T2687] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2687
| [   49.845430][ T2687] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.846027][ T2687] Tainted: [W]=WARN
[   49.846135][ T2687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.846324][ T2687] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.846509][ T2687] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.847036][ T2687] RSP: 0018:ffa00000067d6fd0 EFLAGS: 00010286
[   49.847220][ T2687] RAX: 00000000ffffffa6 RBX: ff1100000c964c40 RCX: 1ff4000000cfadc0
[   49.847436][ T2687] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964cf0
[   49.847655][ T2687] RBP: ff11000013232000 R08: 1fe220000192c99f R09: ff1100000b0f2e80
[   49.847878][ T2687] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.848095][ T2687] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013232e04
[   49.848316][ T2687] FS:  00007f47984dc840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.848570][ T2687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.848749][ T2687] CR2: 00007fb5e6aaa574 CR3: 0000000010223006 CR4: 0000000000771ef0
[   49.848971][ T2687] PKRU: 55555554
[   49.849078][ T2687] Call Trace:
[   49.849189][ T2687]  <TASK>
[   49.849263][ T2687]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.849409][ T2687]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.849521][ T2687]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   49.849663][ T2687]  __dev_notify_flags (net/core/dev.c:9787)
[   49.849807][ T2687]  ? netif_change_name (net/core/dev.c:1495)
[   49.849957][ T2687]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.850103][ T2687]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   49.850251][ T2687]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.850395][ T2687] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   49.850545][ T2687]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.850692][ T2687] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.850837][ T2687]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.851002][ T2687]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.851145][ T2687]  ? nla_strscpy (lib/nlattr.c:795)
[   49.851295][ T2687]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.851438][ T2687]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.851582][ T2687]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.851725][ T2687]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.851879][ T2687]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.852026][ T2687]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.852176][ T2687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.852322][ T2687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.852464][ T2687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.852606][ T2687]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.852750][ T2687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.852904][ T2687]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.853049][ T2687]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.853196][ T2687]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.853338][ T2687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.853479][ T2687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.853628][ T2687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.853774][ T2687]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.853924][ T2687]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.854069][ T2687]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.854215][ T2687]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.854359][ T2687]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.854503][ T2687]  ? 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))
[   49.854644][ T2687]  ? 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))
[   49.854788][ T2687]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.854940][ T2687]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.855082][ T2687]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.855230][ T2687]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.855374][ T2687]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.855517][ T2687]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.855662][ T2687]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.855804][ T2687]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.855951][ T2687]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.856128][ T2687]  ? move_addr_to_kernel (net/socket.c:258)
[   49.856273][ T2687]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.856416][ T2687]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.856560][ T2687]  ___sys_sendmsg (net/socket.c:2752)
[   49.856703][ T2687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.856885][ T2687]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.857042][ T2687]  __sys_sendmsg (net/socket.c:2784)
[   49.857189][ T2687]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.857331][ T2687]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.857512][ T2687]  ? 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)
[   49.857654][ T2687]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.857799][ T2687]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.857948][ T2687]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.858091][ T2687]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.858236][ T2687]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.858411][ T2687] RIP: 0033:0x7f479871608e
[   49.858560][ T2687] 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
[   49.859070][ T2687] RSP: 002b:00007ffebe97f290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.859290][ T2687] RAX: ffffffffffffffda RBX: 00007ffebe97fa30 RCX: 00007f479871608e
[   49.859501][ T2687] RDX: 0000000000000000 RSI: 00007ffebe97f340 RDI: 0000000000000005
[   49.859718][ T2687] RBP: 00007ffebe97f2a0 R08: 0000000000000000 R09: 0000000000000000
[   49.859941][ T2687] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   49.860157][ T2687] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebe97fa08
| [   49.883664][ T2688] ------------[ cut here ]------------
| [   49.883857][ T2688] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2688
| [   49.884834][ T2688] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.885484][ T2688] Tainted: [W]=WARN
[   49.885634][ T2688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.885851][ T2688] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.886085][ T2688] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.886605][ T2688] RSP: 0018:ffa00000067e7020 EFLAGS: 00010286
[   49.886824][ T2688] RAX: 00000000ffffffa6 RBX: ff11000009b1c340 RCX: 1ff4000000cfcdca
[   49.887091][ T2688] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c3f0
[   49.887350][ T2688] RBP: ff11000013232000 R08: 1fe220000136387f R09: ff1100000e800b58
[   49.887594][ T2688] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   49.887839][ T2688] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   49.888101][ T2688] FS:  00007f1f5c149840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   49.888388][ T2688] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.888602][ T2688] CR2: 000000000a1e7988 CR3: 0000000010e3c002 CR4: 0000000000771ef0
[   49.888847][ T2688] PKRU: 55555554
[   49.889007][ T2688] Call Trace:
[   49.889155][ T2688]  <TASK>
[   49.889282][ T2688]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.889467][ T2688]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.889617][ T2688]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   49.889798][ T2688]  __dev_notify_flags (net/core/dev.c:9787)
[   49.889993][ T2688]  ? netif_change_name (net/core/dev.c:1495)
[   49.890173][ T2688]  ? __dev_change_flags (net/core/dev.c:9752)
[   49.890361][ T2688]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   49.890542][ T2688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.890724][ T2688]  ? 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))
[   49.890925][ T2688]  netif_change_flags (net/core/dev.c:9820)
[   49.891107][ T2688]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.891327][ T2688]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   49.891514][ T2688]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   49.891696][ T2688]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   49.891924][ T2688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.892110][ T2688]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.892297][ T2688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.892480][ T2688]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.892690][ T2688]  ? __kernel_text_address (kernel/extable.c:79)
[   49.892885][ T2688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.893069][ T2688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.893259][ T2688]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.893443][ T2688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.893625][ T2688]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   49.893804][ T2688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.893996][ T2688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.894178][ T2688]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   49.894368][ T2688]  ? __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)
[   49.894546][ T2688]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   49.894730][ T2688]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   49.894927][ T2688]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   49.895111][ T2688]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   49.895302][ T2688]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.895488][ T2688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.895669][ T2688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.895852][ T2688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.896042][ T2688]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.896231][ T2688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.896420][ T2688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.896601][ T2688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.896783][ T2688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.896980][ T2688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.897164][ T2688]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.897354][ T2688]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.897537][ T2688]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.897721][ T2688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.897915][ T2688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.898100][ T2688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.898290][ T2688]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.898475][ T2688]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.898657][ T2688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.898842][ T2688]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.899043][ T2688]  ? 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))
[   49.899232][ T2688]  ? 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))
[   49.899416][ T2688]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.899600][ T2688]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.899781][ T2688]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.899979][ T2688]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.900163][ T2688]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.900352][ T2688]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.900542][ T2688]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.900726][ T2688]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.900916][ T2688]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.901131][ T2688]  ? move_addr_to_kernel (net/socket.c:258)
[   49.901322][ T2688]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.901507][ T2688]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.901695][ T2688]  ___sys_sendmsg (net/socket.c:2752)
[   49.901899][ T2688]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.902113][ T2688]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.902309][ T2688]  __sys_sendmsg (net/socket.c:2784)
[   49.902490][ T2688]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.902680][ T2688]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.902911][ T2688]  ? 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)
[   49.903097][ T2688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.903288][ T2688]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.903469][ T2688]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.903649][ T2688]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.903833][ T2688]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.904057][ T2688] RIP: 0033:0x7f1f5c38308e
[   49.904255][ T2688] 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
[   49.904769][ T2688] RSP: 002b:00007fff26edffc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.905032][ T2688] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1f5c38308e
[   49.905288][ T2688] RDX: 0000000000000000 RSI: 00007fff26ee0070 RDI: 0000000000000005
[   49.905533][ T2688] RBP: 00007fff26edffd0 R08: 0000000000000000 R09: 0000000000000000
[   49.905778][ T2688] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   49.906041][ T2688] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff26ee0730
| [   49.972364][ T2693] ------------[ cut here ]------------
| [   49.972541][ T2693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2693
| [   49.972831][ T2693] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.973428][ T2693] Tainted: [W]=WARN
[   49.973538][ T2693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.973717][ T2693] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.973908][ T2693] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.974424][ T2693] RSP: 0018:ffa0000006826f70 EFLAGS: 00010286
[   49.974602][ T2693] RAX: 00000000ffffffa6 RBX: ff1100000cc69cc0 RCX: 1ff4000000d04db4
[   49.974815][ T2693] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69d70
[   49.975035][ T2693] RBP: ff1100000cc12000 R08: 1fe220000198d3af R09: ff11000013122e80
[   49.975253][ T2693] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   49.975466][ T2693] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   49.975681][ T2693] FS:  00007f1bc1ffa840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.975935][ T2693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.976114][ T2693] CR2: 000000003313aa28 CR3: 0000000010e39004 CR4: 0000000000771ef0
[   49.976335][ T2693] PKRU: 55555554
[   49.976442][ T2693] Call Trace:
[   49.976549][ T2693]  <TASK>
[   49.976624][ T2693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.976766][ T2693]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   49.976914][ T2693]  notifier_call_chain (kernel/notifier.c:85)
[   49.977060][ T2693]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   49.977209][ T2693]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   49.977354][ T2693]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.977497][ T2693]  netdev_upper_dev_link (net/core/dev.c:8972)
[   49.977640][ T2693]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   49.977784][ T2693] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   49.977940][ T2693]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.978088][ T2693] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.978235][ T2693]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.978382][ T2693]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.978526][ T2693]  ? nla_strscpy (lib/nlattr.c:795)
[   49.978672][ T2693]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.978816][ T2693]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.978964][ T2693]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.979107][ T2693]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.979261][ T2693]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.979409][ T2693]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.979553][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.979695][ T2693]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.979840][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.979987][ T2693]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.980129][ T2693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.980283][ T2693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.980429][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.980571][ T2693]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.980714][ T2693]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.980856][ T2693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.981003][ T2693]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.981149][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.981299][ T2693]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.981444][ T2693]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.981588][ T2693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.981736][ T2693]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.981886][ T2693]  ? 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))
[   49.982028][ T2693]  ? 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))
[   49.982173][ T2693]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.982321][ T2693]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.982465][ T2693]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.982609][ T2693]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.982751][ T2693]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.982903][ T2693]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.983049][ T2693]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.983197][ T2693]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.983340][ T2693]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   49.983518][ T2693]  ? move_addr_to_kernel (net/socket.c:258)
[   49.983661][ T2693]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.983803][ T2693]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.983950][ T2693]  ___sys_sendmsg (net/socket.c:2752)
[   49.984092][ T2693]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   49.984272][ T2693]  ? copy_msghdr_from_user (net/socket.c:2603)
[   49.984425][ T2693]  __sys_sendmsg (net/socket.c:2784)
[   49.984568][ T2693]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   49.984708][ T2693]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   49.984896][ T2693]  ? 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)
[   49.985041][ T2693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   49.985190][ T2693]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   49.985332][ T2693]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   49.985476][ T2693]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   49.985620][ T2693]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.985798][ T2693] RIP: 0033:0x7f1bc223408e
[   49.985953][ T2693] 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
[   49.986460][ T2693] RSP: 002b:00007fff8b56db00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.986674][ T2693] RAX: ffffffffffffffda RBX: 00007fff8b56e298 RCX: 00007f1bc223408e
[   49.986891][ T2693] RDX: 0000000000000000 RSI: 00007fff8b56dbb0 RDI: 0000000000000005
[   49.987104][ T2693] RBP: 00007fff8b56db10 R08: 0000000000000000 R09: 0000000000000000
[   49.987323][ T2693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   49.987539][ T2693] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8b56e270
| [   49.989206][ T2693] ------------[ cut here ]------------
| [   49.989344][ T2693] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2693
| [   49.989622][ T2693] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   49.990200][ T2693] Tainted: [W]=WARN
[   49.990309][ T2693] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.990487][ T2693] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   49.990671][ T2693] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   49.991179][ T2693] RSP: 0018:ffa0000006826fd0 EFLAGS: 00010286
[   49.991361][ T2693] RAX: 00000000ffffffa6 RBX: ff11000010e23240 RCX: 1ff4000000d04dc0
[   49.991573][ T2693] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e232f0
[   49.991786][ T2693] RBP: ff11000010c22000 R08: 1fe22000021c465f R09: ff11000013122e80
[   49.992005][ T2693] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   49.992219][ T2693] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c22e04
[   49.992432][ T2693] FS:  00007f1bc1ffa840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   49.992684][ T2693] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.992869][ T2693] CR2: 000000003313aa28 CR3: 0000000010e39004 CR4: 0000000000771ef0
[   49.993082][ T2693] PKRU: 55555554
[   49.993193][ T2693] Call Trace:
[   49.993300][ T2693]  <TASK>
[   49.993374][ T2693]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   49.993519][ T2693]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   49.993628][ T2693]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   49.993770][ T2693]  __dev_notify_flags (net/core/dev.c:9787)
[   49.993917][ T2693]  ? netif_change_name (net/core/dev.c:1495)
[   49.994061][ T2693]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   49.994208][ T2693]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   49.994350][ T2693]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   49.994495][ T2693] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   49.994641][ T2693]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   49.994787][ T2693] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   49.994936][ T2693]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   49.995083][ T2693]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   49.995228][ T2693]  ? nla_strscpy (lib/nlattr.c:795)
[   49.995371][ T2693]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   49.995517][ T2693]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   49.995659][ T2693]  ? __dev_get_by_name (net/core/dev.c:883)
[   49.995801][ T2693]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   49.995953][ T2693]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   49.996099][ T2693]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   49.996248][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.996390][ T2693]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.996530][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.996672][ T2693]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   49.996813][ T2693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.996965][ T2693]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   49.997108][ T2693]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   49.997256][ T2693]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   49.997397][ T2693]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   49.997538][ T2693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.997681][ T2693]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.997824][ T2693]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   49.997971][ T2693]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   49.998115][ T2693]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   49.998260][ T2693]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.998403][ T2693]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.998546][ T2693]  ? 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))
[   49.998686][ T2693]  ? 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))
[   49.998831][ T2693]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.998982][ T2693]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.999124][ T2693]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   49.999271][ T2693]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   49.999413][ T2693]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   49.999556][ T2693]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   49.999699][ T2693]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   49.999841][ T2693]  ? copy_msghdr_from_user (net/socket.c:2635)
[   49.999988][ T2693]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.000165][ T2693]  ? move_addr_to_kernel (net/socket.c:258)
[   50.000311][ T2693]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.000452][ T2693]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.000594][ T2693]  ___sys_sendmsg (net/socket.c:2752)
[   50.000734][ T2693]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.000916][ T2693]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.001070][ T2693]  __sys_sendmsg (net/socket.c:2784)
[   50.001214][ T2693]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.001355][ T2693]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.001534][ T2693]  ? 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)
[   50.001675][ T2693]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.001820][ T2693]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.001967][ T2693]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.002110][ T2693]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.002256][ T2693]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.002432][ T2693] RIP: 0033:0x7f1bc223408e
[   50.002577][ T2693] 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
[   50.003088][ T2693] RSP: 002b:00007fff8b56db00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.003304][ T2693] RAX: ffffffffffffffda RBX: 00007fff8b56e298 RCX: 00007f1bc223408e
[   50.003517][ T2693] RDX: 0000000000000000 RSI: 00007fff8b56dbb0 RDI: 0000000000000005
[   50.003729][ T2693] RBP: 00007fff8b56db10 R08: 0000000000000000 R09: 0000000000000000
[   50.003946][ T2693] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.004156][ T2693] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff8b56e270
| [   50.036667][ T2694] ------------[ cut here ]------------
| [   50.036853][ T2694] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2694
| [   50.037180][ T2694] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.037814][ T2694] Tainted: [W]=WARN
[   50.037977][ T2694] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.038199][ T2694] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.038452][ T2694] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.039200][ T2694] RSP: 0018:ffa0000006837020 EFLAGS: 00010286
[   50.039417][ T2694] RAX: 00000000ffffffa6 RBX: ff11000010e230c0 RCX: 1ff4000000d06dca
[   50.039663][ T2694] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e23170
[   50.039922][ T2694] RBP: ff11000010c22000 R08: 1fe22000021c462f R09: ff11000012fb2e58
[   50.040168][ T2694] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   50.040419][ T2694] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.040666][ T2694] FS:  00007f09714c5840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.040956][ T2694] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.041169][ T2694] CR2: 00007f9cbf4315b0 CR3: 000000000e9fb003 CR4: 0000000000771ef0
[   50.041420][ T2694] PKRU: 55555554
[   50.041569][ T2694] Call Trace:
[   50.041717][ T2694]  <TASK>
[   50.041833][ T2694]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.042028][ T2694]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.042177][ T2694]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.042366][ T2694]  __dev_notify_flags (net/core/dev.c:9787)
[   50.042549][ T2694]  ? netif_change_name (net/core/dev.c:1495)
[   50.042731][ T2694]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.042929][ T2694]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.043110][ T2694]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.043300][ T2694]  ? 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))
[   50.043484][ T2694]  netif_change_flags (net/core/dev.c:9820)
[   50.043666][ T2694]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.043849][ T2694]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.044046][ T2694]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.044235][ T2694]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.044447][ T2694]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.044628][ T2694]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.044806][ T2694]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.044998][ T2694]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.045178][ T2694]  ? __kernel_text_address (kernel/extable.c:79)
[   50.045367][ T2694]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.045548][ T2694]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.045728][ T2694]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.045921][ T2694]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.046102][ T2694]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.046289][ T2694]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.046470][ T2694]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.046652][ T2694]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.046832][ T2694]  ? __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)
[   50.047024][ T2694]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.047210][ T2694]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.047391][ T2694]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.047578][ T2694]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.047763][ T2694]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.047960][ T2694]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.048138][ T2694]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.048328][ T2694]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.048510][ T2694]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.048691][ T2694]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.048889][ T2694]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.049069][ T2694]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.049258][ T2694]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.049439][ T2694]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.049625][ T2694]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.049806][ T2694]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.050002][ T2694]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.050182][ T2694]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.050369][ T2694]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.050553][ T2694]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.050734][ T2694]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.050935][ T2694]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.051116][ T2694]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.051300][ T2694]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.051484][ T2694]  ? 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))
[   50.051662][ T2694]  ? 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))
[   50.051847][ T2694]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.052044][ T2694]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.052234][ T2694]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.052418][ T2694]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.052603][ T2694]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.052788][ T2694]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.052981][ T2694]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.053200][ T2694]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.053385][ T2694]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.053597][ T2694]  ? move_addr_to_kernel (net/socket.c:258)
[   50.053781][ T2694]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.053973][ T2694]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.054158][ T2694]  ___sys_sendmsg (net/socket.c:2752)
[   50.054348][ T2694]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.054565][ T2694]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.054761][ T2694]  __sys_sendmsg (net/socket.c:2784)
[   50.054957][ T2694]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.055136][ T2694]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.055366][ T2694]  ? 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)
[   50.055550][ T2694]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.055736][ T2694]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.055931][ T2694]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.056115][ T2694]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.056302][ T2694]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.056515][ T2694] RIP: 0033:0x7f09716ff08e
[   50.056703][ T2694] 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
[   50.057241][ T2694] RSP: 002b:00007ffce30daab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.057493][ T2694] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f09716ff08e
[   50.057739][ T2694] RDX: 0000000000000000 RSI: 00007ffce30dab60 RDI: 0000000000000005
[   50.058001][ T2694] RBP: 00007ffce30daac0 R08: 0000000000000000 R09: 0000000000000000
[   50.058255][ T2694] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.058519][ T2694] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffce30db220
| [   50.141750][ T2702] ------------[ cut here ]------------
| [   50.141925][ T2702] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2702
| [   50.142201][ T2702] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.142748][ T2702] Tainted: [W]=WARN
[   50.142851][ T2702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.143031][ T2702] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.143211][ T2702] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.143680][ T2702] RSP: 0018:ffa0000006857020 EFLAGS: 00010286
[   50.143857][ T2702] RAX: 00000000ffffffa6 RBX: ff1100000c0861c0 RCX: 1ff4000000d0adca
[   50.144066][ T2702] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086270
[   50.144269][ T2702] RBP: ff1100000cc12000 R08: 1fe2200001810c4f R09: ff1100001314ae80
[   50.144466][ T2702] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   50.144664][ T2702] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.144871][ T2702] FS:  00007f6fa3b04840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   50.145104][ T2702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.145279][ T2702] CR2: 000000001403b988 CR3: 0000000013057002 CR4: 0000000000771ef0
[   50.145479][ T2702] PKRU: 55555554
[   50.145579][ T2702] Call Trace:
[   50.145678][ T2702]  <TASK>
[   50.145747][ T2702]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.145890][ T2702]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.145992][ T2702]  __dev_notify_flags (net/core/dev.c:9787)
[   50.146127][ T2702]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   50.146264][ T2702]  ? netif_change_name (net/core/dev.c:1495)
[   50.146400][ T2702]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   50.146532][ T2702]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.146664][ T2702]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.146800][ T2702]  ? 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))
[   50.147022][ T2702]  netif_change_flags (net/core/dev.c:9820)
[   50.147157][ T2702]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.147301][ T2702]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.147436][ T2702]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.147603][ T2702]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.147737][ T2702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.147946][ T2702]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.148141][ T2702]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.148284][ T2702]  ? __kernel_text_address (kernel/extable.c:79)
[   50.148419][ T2702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.148554][ T2702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.148690][ T2702]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.148823][ T2702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.149021][ T2702]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.149157][ T2702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.149294][ T2702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.149428][ T2702]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.149563][ T2702]  ? __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)
[   50.149697][ T2702]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.149831][ T2702]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.150044][ T2702]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.150179][ T2702]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.150320][ T2702]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.150455][ T2702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.150587][ T2702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.150721][ T2702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.150855][ T2702]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.151054][ T2702]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.151191][ T2702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.151324][ T2702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.151457][ T2702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.151590][ T2702]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.151726][ T2702]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.151861][ T2702]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.152069][ T2702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.152204][ T2702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.152338][ T2702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.152474][ T2702]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.152607][ T2702]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.152743][ T2702]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.152938][ T2702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.153072][ T2702]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.153212][ T2702]  ? 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))
[   50.153345][ T2702]  ? 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))
[   50.153481][ T2702]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.153615][ T2702]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.153749][ T2702]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.153954][ T2702]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.154089][ T2702]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.154227][ T2702]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.154363][ T2702]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.154497][ T2702]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.154632][ T2702]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.154796][ T2702]  ? move_addr_to_kernel (net/socket.c:258)
[   50.154943][ T2702]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.155076][ T2702]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.155216][ T2702]  ___sys_sendmsg (net/socket.c:2752)
[   50.155350][ T2702]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.155514][ T2702]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.155661][ T2702]  __sys_sendmsg (net/socket.c:2784)
[   50.155795][ T2702]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.155934][ T2702]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.156107][ T2702]  ? 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)
[   50.156244][ T2702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.156377][ T2702]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.156511][ T2702]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.156644][ T2702]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.156777][ T2702]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.156944][ T2702] RIP: 0033:0x7f6fa3d3e08e
[   50.157083][ T2702] 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
[   50.157558][ T2702] RSP: 002b:00007fff031dab60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.157760][ T2702] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6fa3d3e08e
[   50.157965][ T2702] RDX: 0000000000000000 RSI: 00007fff031dac10 RDI: 0000000000000005
[   50.158164][ T2702] RBP: 00007fff031dab70 R08: 0000000000000000 R09: 0000000000000000
[   50.158367][ T2702] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.158565][ T2702] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff031db2d0
| [   50.230017][ T2709] ------------[ cut here ]------------
| [   50.230181][ T2709] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2709
| [   50.230459][ T2709] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.231024][ T2709] Tainted: [W]=WARN
[   50.231126][ T2709] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.231299][ T2709] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.231474][ T2709] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.231959][ T2709] RSP: 0018:ffa00000068c7020 EFLAGS: 00010286
[   50.232138][ T2709] RAX: 00000000ffffffa6 RBX: ff1100000eb58dc0 RCX: 1ff4000000d18dca
[   50.232343][ T2709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb58e70
[   50.232543][ T2709] RBP: ff1100000cc12000 R08: 1fe2200001d6b1cf R09: ff11000012cdae80
[   50.232746][ T2709] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   50.232954][ T2709] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.233158][ T2709] FS:  00007f6fb647f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   50.233398][ T2709] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.233568][ T2709] CR2: 0000000015b76988 CR3: 0000000012989001 CR4: 0000000000771ef0
[   50.233771][ T2709] PKRU: 55555554
[   50.233879][ T2709] Call Trace:
[   50.233984][ T2709]  <TASK>
[   50.234055][ T2709]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   50.234196][ T2709]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.234334][ T2709]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.234438][ T2709]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.234573][ T2709]  __dev_notify_flags (net/core/dev.c:9787)
[   50.234709][ T2709]  ? netif_change_name (net/core/dev.c:1495)
[   50.234843][ T2709]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.234987][ T2709]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.235119][ T2709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.235259][ T2709]  ? 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))
[   50.235395][ T2709]  netif_change_flags (net/core/dev.c:9820)
[   50.235531][ T2709]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.235668][ T2709]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.235803][ T2709]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.236030][ T2709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.236166][ T2709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.236306][ T2709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.236439][ T2709]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.236572][ T2709]  ? __kernel_text_address (kernel/extable.c:79)
[   50.236709][ T2709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.236848][ T2709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.237040][ T2709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.237177][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.237314][ T2709]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.237449][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.237583][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.237717][ T2709]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.237854][ T2709]  ? __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)
[   50.238044][ T2709]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.238237][ T2709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.238372][ T2709]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.238507][ T2709]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.238646][ T2709]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.238781][ T2709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.238971][ T2709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.239106][ T2709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.239245][ T2709]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.239381][ T2709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.239519][ T2709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.239652][ T2709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.239787][ T2709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.239977][ T2709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.240114][ T2709]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.240254][ T2709]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.240389][ T2709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.240524][ T2709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.240659][ T2709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.240795][ T2709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.241006][ T2709]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.241147][ T2709]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.241287][ T2709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.241424][ T2709]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.241564][ T2709]  ? 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))
[   50.241699][ T2709]  ? 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))
[   50.241838][ T2709]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.242048][ T2709]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.242183][ T2709]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.242322][ T2709]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.242458][ T2709]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.242594][ T2709]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.242733][ T2709]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.242962][ T2709]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.243182][ T2709]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.243353][ T2709]  ? move_addr_to_kernel (net/socket.c:258)
[   50.243489][ T2709]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.243623][ T2709]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.243758][ T2709]  ___sys_sendmsg (net/socket.c:2752)
[   50.243968][ T2709]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.244136][ T2709]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.244286][ T2709]  __sys_sendmsg (net/socket.c:2784)
[   50.244419][ T2709]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.244553][ T2709]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.244722][ T2709]  ? 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)
[   50.244857][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.245081][ T2709]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.245223][ T2709]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.245358][ T2709]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.245492][ T2709]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.245658][ T2709] RIP: 0033:0x7f6fb66b908e
[   50.245800][ T2709] 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
[   50.246363][ T2709] RSP: 002b:00007ffc0178e6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.246567][ T2709] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6fb66b908e
[   50.246767][ T2709] RDX: 0000000000000000 RSI: 00007ffc0178e780 RDI: 0000000000000005
[   50.246972][ T2709] RBP: 00007ffc0178e6e0 R08: 0000000000000000 R09: 0000000000000000
[   50.247174][ T2709] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.247381][ T2709] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc0178ee40
| [   50.310050][ T2714] ------------[ cut here ]------------
| [   50.310222][ T2714] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2714
| [   50.310502][ T2714] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.311064][ T2714] Tainted: [W]=WARN
[   50.311170][ T2714] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.311352][ T2714] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.311527][ T2714] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.312099][ T2714] RSP: 0018:ffa0000006916fe0 EFLAGS: 00010286
[   50.312276][ T2714] RAX: 00000000ffffffa6 RBX: ff1100000c9650c0 RCX: 1ff4000000d22dc2
[   50.312479][ T2714] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965170
[   50.312682][ T2714] RBP: ff1100000cc12000 R08: 1fe220000192ca2f R09: ff1100000f74ae58
[   50.312947][ T2714] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   50.313151][ T2714] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   50.313358][ T2714] FS:  00007f7b7a290840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   50.313598][ T2714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.313770][ T2714] CR2: 00007f7b7a5601a0 CR3: 00000000126a0004 CR4: 0000000000771ef0
[   50.313979][ T2714] PKRU: 55555554
[   50.314082][ T2714] Call Trace:
[   50.314184][ T2714]  <TASK>
[   50.314259][ T2714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.314393][ T2714]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.314532][ T2714]  notifier_call_chain (kernel/notifier.c:85)
[   50.314671][ T2714]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   50.314807][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.314945][ T2714]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   50.315117][ T2714]  ? 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)
[   50.315257][ T2714]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.315394][ T2714]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   50.315529][ T2714]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   50.315699][ T2714]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   50.315839][ T2714] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   50.315986][ T2714]  ? write_profile (kernel/profile.c:194)
[   50.316123][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.316263][ T2714]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   50.316435][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.316571][ T2714]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   50.316706][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.316842][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.316981][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.317115][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.317255][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.317409][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.317547][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.317684][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.317819][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.317965][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.318104][ T2714]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   50.318248][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.318384][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.318520][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.318655][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.318792][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.318933][ T2714]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.319071][ T2714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.319213][ T2714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.319346][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.319484][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.319618][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.319754][ T2714]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.319895][ T2714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.320031][ T2714]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.320169][ T2714]  ? 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))
[   50.320308][ T2714]  ? 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))
[   50.320444][ T2714]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.320579][ T2714]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.320714][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.320851][ T2714]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.320994][ T2714]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.321132][ T2714]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.321272][ T2714]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.321408][ T2714]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.321542][ T2714]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.321709][ T2714]  ? move_addr_to_kernel (net/socket.c:258)
[   50.321845][ T2714]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.321985][ T2714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.322123][ T2714]  ___sys_sendmsg (net/socket.c:2752)
[   50.322262][ T2714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.322431][ T2714]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.322579][ T2714]  __sys_sendmsg (net/socket.c:2784)
[   50.322713][ T2714]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.322847][ T2714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.323022][ T2714]  ? 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)
[   50.323159][ T2714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.323298][ T2714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.323431][ T2714]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.323565][ T2714]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.323701][ T2714]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.323872][ T2714] RIP: 0033:0x7f7b7a4ca08e
[   50.324014][ T2714] 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
[   50.324653][ T2714] RSP: 002b:00007ffea7194110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.324903][ T2714] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b7a4ca08e
[   50.325107][ T2714] RDX: 0000000000000000 RSI: 00007ffea71941c0 RDI: 0000000000000005
[   50.325312][ T2714] RBP: 00007ffea7194120 R08: 0000000000000000 R09: 0000000000000000
[   50.325512][ T2714] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.325713][ T2714] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea7194880
| [   50.327512][ T2714] ------------[ cut here ]------------
| [   50.327659][ T2714] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2714
| [   50.327930][ T2714] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.328466][ T2714] Tainted: [W]=WARN
[   50.328566][ T2714] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.328729][ T2714] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.328908][ T2714] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.329374][ T2714] RSP: 0018:ffa0000006917060 EFLAGS: 00010286
[   50.329539][ T2714] RAX: 00000000ffffffa6 RBX: ff1100000cf019c0 RCX: 1ff4000000d22dd2
[   50.329733][ T2714] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf01a70
[   50.329935][ T2714] RBP: ff11000013232000 R08: 1fe22000019e034f R09: ff1100000f74ae58
[   50.330128][ T2714] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   50.330323][ T2714] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006917100
[   50.330519][ T2714] FS:  00007f7b7a290840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   50.330750][ T2714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.330920][ T2714] CR2: 00007fc5315952a0 CR3: 00000000126a0005 CR4: 0000000000771ef0
[   50.331117][ T2714] PKRU: 55555554
[   50.331219][ T2714] Call Trace:
[   50.331318][ T2714]  <TASK>
[   50.331386][ T2714]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.331518][ T2714]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.331620][ T2714]  netif_close_many (net/core/dev.c:1804)
[   50.331751][ T2714]  ? 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)
[   50.331888][ T2714]  ? __dev_close_many (net/core/dev.c:1781)
[   50.332020][ T2714]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.332182][ T2714]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.332349][ T2714]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   50.332486][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.332617][ T2714]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.332782][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.332921][ T2714]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   50.333051][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.333180][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.333316][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.333445][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.333578][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.333726][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.333855][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.333994][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.334125][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.334259][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.334389][ T2714]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   50.334523][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.334652][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.334783][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.334921][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.335053][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.335184][ T2714]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.335321][ T2714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.335450][ T2714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.335581][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.335715][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.335844][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.335981][ T2714]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.336111][ T2714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.336248][ T2714]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.336381][ T2714]  ? 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))
[   50.336510][ T2714]  ? 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))
[   50.336644][ T2714]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.336776][ T2714]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.336909][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.337040][ T2714]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.337171][ T2714]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.337308][ T2714]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.337440][ T2714]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.337571][ T2714]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.337703][ T2714]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.337870][ T2714]  ? move_addr_to_kernel (net/socket.c:258)
[   50.338002][ T2714]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.338133][ T2714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.338269][ T2714]  ___sys_sendmsg (net/socket.c:2752)
[   50.338400][ T2714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.338563][ T2714]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.338706][ T2714]  __sys_sendmsg (net/socket.c:2784)
[   50.338838][ T2714]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.338973][ T2714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.339140][ T2714]  ? 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)
[   50.339276][ T2714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.339407][ T2714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.339538][ T2714]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.339668][ T2714]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.339800][ T2714]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.339967][ T2714] RIP: 0033:0x7f7b7a4ca08e
[   50.340104][ T2714] 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
[   50.340573][ T2714] RSP: 002b:00007ffea7194110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.340769][ T2714] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b7a4ca08e
[   50.340969][ T2714] RDX: 0000000000000000 RSI: 00007ffea71941c0 RDI: 0000000000000005
[   50.341163][ T2714] RBP: 00007ffea7194120 R08: 0000000000000000 R09: 0000000000000000
[   50.341359][ T2714] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.341553][ T2714] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea7194880
| [   50.344116][ T2714] ------------[ cut here ]------------
| [   50.344260][ T2714] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2714
| [   50.344508][ T2714] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.345028][ T2714] Tainted: [W]=WARN
[   50.345125][ T2714] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.345286][ T2714] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.345448][ T2714] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.345907][ T2714] RSP: 0018:ffa0000006917190 EFLAGS: 00010286
[   50.346065][ T2714] RAX: 00000000ffffffa6 RBX: ff1100000c0867c0 RCX: 1ff4000000d22df8
[   50.346257][ T2714] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086870
[   50.346444][ T2714] RBP: ff11000013232000 R08: 1fe2200001810d0f R09: ff1100000f74ae58
[   50.346631][ T2714] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.346819][ T2714] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.347021][ T2714] FS:  00007f7b7a290840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   50.347251][ T2714] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.347409][ T2714] CR2: 00007fc5315952a0 CR3: 00000000126a0005 CR4: 0000000000771ef0
[   50.347599][ T2714] PKRU: 55555554
[   50.347692][ T2714] Call Trace:
[   50.347786][ T2714]  <TASK>
[   50.347852][ T2714]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.348017][ T2714]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.348176][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.348310][ T2714]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   50.348436][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.348563][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.348689][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.348816][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.348948][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.349093][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.349224][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.349351][ T2714]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.349477][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.349604][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.349730][ T2714]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   50.349859][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.349991][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.350116][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.350246][ T2714]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.350374][ T2714]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.350501][ T2714]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.350629][ T2714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.350754][ T2714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.350885][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.351013][ T2714]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.351139][ T2714]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.351271][ T2714]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.351396][ T2714]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.351525][ T2714]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.351655][ T2714]  ? 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))
[   50.351782][ T2714]  ? 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))
[   50.351914][ T2714]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.352042][ T2714]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.352169][ T2714]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.352301][ T2714]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.352429][ T2714]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.352556][ T2714]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.352685][ T2714]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.352811][ T2714]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.352939][ T2714]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.353095][ T2714]  ? move_addr_to_kernel (net/socket.c:258)
[   50.353224][ T2714]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.353351][ T2714]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.353480][ T2714]  ___sys_sendmsg (net/socket.c:2752)
[   50.353606][ T2714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.353763][ T2714]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.353907][ T2714]  __sys_sendmsg (net/socket.c:2784)
[   50.354033][ T2714]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.354159][ T2714]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.354323][ T2714]  ? 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)
[   50.354451][ T2714]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.354576][ T2714]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.354702][ T2714]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.354827][ T2714]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.354960][ T2714]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.355117][ T2714] RIP: 0033:0x7f7b7a4ca08e
[   50.355253][ T2714] 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
[   50.355701][ T2714] RSP: 002b:00007ffea7194110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.355897][ T2714] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7b7a4ca08e
[   50.356084][ T2714] RDX: 0000000000000000 RSI: 00007ffea71941c0 RDI: 0000000000000005
[   50.356280][ T2714] RBP: 00007ffea7194120 R08: 0000000000000000 R09: 0000000000000000
[   50.356467][ T2714] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.356654][ T2714] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffea7194880
| [   50.429628][ T2718] ------------[ cut here ]------------
| [   50.429791][ T2718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2718
| [   50.430074][ T2718] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.430635][ T2718] Tainted: [W]=WARN
[   50.430736][ T2718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.430908][ T2718] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.431091][ T2718] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.431581][ T2718] RSP: 0018:ffa0000006956fe0 EFLAGS: 00010286
[   50.431755][ T2718] RAX: 00000000ffffffa6 RBX: ff1100000cc69b40 RCX: 1ff4000000d2adc2
[   50.431968][ T2718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69bf0
[   50.432173][ T2718] RBP: ff1100000cc12000 R08: 1fe220000198d37f R09: ff11000012ded158
[   50.432379][ T2718] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   50.432583][ T2718] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   50.432786][ T2718] FS:  00007f8a74c6b840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   50.433031][ T2718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.433204][ T2718] CR2: 0000000038e58988 CR3: 0000000012247001 CR4: 0000000000771ef0
[   50.433409][ T2718] PKRU: 55555554
[   50.433511][ T2718] Call Trace:
[   50.433613][ T2718]  <TASK>
[   50.433684][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.433821][ T2718]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.433963][ T2718]  notifier_call_chain (kernel/notifier.c:85)
[   50.434102][ T2718]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   50.434242][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.434376][ T2718]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   50.434546][ T2718]  ? 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)
[   50.434681][ T2718]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.434817][ T2718]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   50.435048][ T2718]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   50.435294][ T2718]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   50.435434][ T2718] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   50.435573][ T2718]  ? write_profile (kernel/profile.c:194)
[   50.435707][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.435843][ T2718]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   50.436093][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.436234][ T2718]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   50.436368][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.436503][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.436636][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.436772][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.436993][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.437145][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.437285][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.437418][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.437553][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.437688][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.437822][ T2718]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   50.438046][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.438181][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.438321][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.438455][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.438591][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.438728][ T2718]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.438939][ T2718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.439077][ T2718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.439216][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.439353][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.439488][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.439624][ T2718]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.439758][ T2718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.439951][ T2718]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.440089][ T2718]  ? 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))
[   50.440228][ T2718]  ? 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))
[   50.440365][ T2718]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.440501][ T2718]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.440636][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.440772][ T2718]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.440962][ T2718]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.441099][ T2718]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.441242][ T2718]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.441377][ T2718]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.441513][ T2718]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.441679][ T2718]  ? move_addr_to_kernel (net/socket.c:258)
[   50.441816][ T2718]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.442006][ T2718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.442145][ T2718]  ___sys_sendmsg (net/socket.c:2752)
[   50.442283][ T2718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.442451][ T2718]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.442597][ T2718]  __sys_sendmsg (net/socket.c:2784)
[   50.442732][ T2718]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.442918][ T2718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.443090][ T2718]  ? 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)
[   50.443228][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.443364][ T2718]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.443498][ T2718]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.443632][ T2718]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.443767][ T2718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.443940][ T2718] RIP: 0033:0x7f8a74ea508e
[   50.444082][ T2718] 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
[   50.444571][ T2718] RSP: 002b:00007ffc8330a3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.444775][ T2718] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a74ea508e
[   50.444982][ T2718] RDX: 0000000000000000 RSI: 00007ffc8330a460 RDI: 0000000000000005
[   50.445182][ T2718] RBP: 00007ffc8330a3c0 R08: 0000000000000000 R09: 0000000000000000
[   50.445386][ T2718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.445586][ T2718] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8330ab20
| [   50.447441][ T2718] ------------[ cut here ]------------
| [   50.447616][ T2718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2718
| [   50.447939][ T2718] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.448569][ T2718] Tainted: [W]=WARN
[   50.448714][ T2718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.448936][ T2718] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.449153][ T2718] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.449673][ T2718] RSP: 0018:ffa0000006957060 EFLAGS: 00010286
[   50.450052][ T2718] RAX: 00000000ffffffa6 RBX: ff1100000cc687c0 RCX: 1ff4000000d2add2
[   50.450295][ T2718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68870
[   50.450538][ T2718] RBP: ff11000010c22000 R08: 1fe220000198d10f R09: ff11000012ded158
[   50.450777][ T2718] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   50.451029][ T2718] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006957100
[   50.451278][ T2718] FS:  00007f8a74c6b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.451556][ T2718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.451765][ T2718] CR2: 00005634b211dd5c CR3: 0000000012247006 CR4: 0000000000771ef0
[   50.452019][ T2718] PKRU: 55555554
[   50.452162][ T2718] Call Trace:
[   50.452312][ T2718]  <TASK>
[   50.452427][ T2718]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.452607][ T2718]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.452757][ T2718]  netif_close_many (net/core/dev.c:1804)
[   50.452947][ T2718]  ? 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)
[   50.453123][ T2718]  ? __dev_close_many (net/core/dev.c:1781)
[   50.453308][ T2718]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.453519][ T2718]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   50.453727][ T2718]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   50.453923][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.454105][ T2718]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.454322][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.454501][ T2718]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   50.454679][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.454852][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.455044][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.455225][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.455401][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.455600][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.455777][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.455971][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.456149][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.456332][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.456509][ T2718]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   50.456688][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.456880][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.457060][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.457244][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.457422][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.457604][ T2718]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.457784][ T2718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.457976][ T2718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.458156][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.458342][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.458518][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.458696][ T2718]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.458887][ T2718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.459064][ T2718]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.459252][ T2718]  ? 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))
[   50.459431][ T2718]  ? 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))
[   50.459615][ T2718]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.459794][ T2718]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.459981][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.460160][ T2718]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.460346][ T2718]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.460524][ T2718]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.460702][ T2718]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.460892][ T2718]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.461071][ T2718]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.461287][ T2718]  ? move_addr_to_kernel (net/socket.c:258)
[   50.461465][ T2718]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.461640][ T2718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.461820][ T2718]  ___sys_sendmsg (net/socket.c:2752)
[   50.462009][ T2718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.462230][ T2718]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.462419][ T2718]  __sys_sendmsg (net/socket.c:2784)
[   50.462596][ T2718]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.462770][ T2718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.462997][ T2718]  ? 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)
[   50.463174][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.463359][ T2718]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.463536][ T2718]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.463715][ T2718]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.463907][ T2718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.464116][ T2718] RIP: 0033:0x7f8a74ea508e
[   50.464300][ T2718] 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
[   50.464804][ T2718] RSP: 002b:00007ffc8330a3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.465059][ T2718] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a74ea508e
[   50.465304][ T2718] RDX: 0000000000000000 RSI: 00007ffc8330a460 RDI: 0000000000000005
[   50.465543][ T2718] RBP: 00007ffc8330a3c0 R08: 0000000000000000 R09: 0000000000000000
[   50.465785][ T2718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.466037][ T2718] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8330ab20
| [   50.468918][ T2718] ------------[ cut here ]------------
| [   50.469064][ T2718] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2718
| [   50.469321][ T2718] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.469837][ T2718] Tainted: [W]=WARN
[   50.469941][ T2718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.470099][ T2718] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.470266][ T2718] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.470713][ T2718] RSP: 0018:ffa0000006957190 EFLAGS: 00010286
[   50.470878][ T2718] RAX: 00000000ffffffa6 RBX: ff1100000cc696c0 RCX: 1ff4000000d2adf8
[   50.471064][ T2718] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69770
[   50.471255][ T2718] RBP: ff11000010c22000 R08: 1fe220000198d2ef R09: ff11000012ded158
[   50.471443][ T2718] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   50.471630][ T2718] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.471820][ T2718] FS:  00007f8a74c6b840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   50.472049][ T2718] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.472212][ T2718] CR2: 00007f0f0acef2a0 CR3: 0000000012247002 CR4: 0000000000771ef0
[   50.472402][ T2718] PKRU: 55555554
[   50.472496][ T2718] Call Trace:
[   50.472591][ T2718]  <TASK>
[   50.472656][ T2718]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.472817][ T2718]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.472989][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.473118][ T2718]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   50.473249][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.473375][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.473500][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.473625][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.473750][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.473898][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.474022][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.474149][ T2718]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.474279][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.474405][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.474531][ T2718]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   50.474659][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.474784][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.474916][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.475042][ T2718]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.475168][ T2718]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   50.475299][ T2718]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.475424][ T2718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.475549][ T2718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.475674][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.475802][ T2718]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.475934][ T2718]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.476061][ T2718]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.476189][ T2718]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.476320][ T2718]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.476450][ T2718]  ? 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))
[   50.476575][ T2718]  ? 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))
[   50.476702][ T2718]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.476828][ T2718]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.476958][ T2718]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.477086][ T2718]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.477221][ T2718]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.477349][ T2718]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.477477][ T2718]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.477605][ T2718]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.477731][ T2718]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.477892][ T2718]  ? move_addr_to_kernel (net/socket.c:258)
[   50.478019][ T2718]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.478146][ T2718]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.478278][ T2718]  ___sys_sendmsg (net/socket.c:2752)
[   50.478402][ T2718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.478557][ T2718]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.478695][ T2718]  __sys_sendmsg (net/socket.c:2784)
[   50.478820][ T2718]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.478950][ T2718]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.479110][ T2718]  ? 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)
[   50.479241][ T2718]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.479368][ T2718]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.479493][ T2718]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.479618][ T2718]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.479744][ T2718]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.479907][ T2718] RIP: 0033:0x7f8a74ea508e
[   50.480040][ T2718] 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
[   50.480488][ T2718] RSP: 002b:00007ffc8330a3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.480678][ T2718] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a74ea508e
[   50.480871][ T2718] RDX: 0000000000000000 RSI: 00007ffc8330a460 RDI: 0000000000000005
[   50.481060][ T2718] RBP: 00007ffc8330a3c0 R08: 0000000000000000 R09: 0000000000000000
[   50.481253][ T2718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb57
[   50.481442][ T2718] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc8330ab20
| [   50.509040][  T164] ------------[ cut here ]------------
| [   50.509297][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   50.509707][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.510497][  T164] Tainted: [W]=WARN
[   50.510659][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.510966][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.511217][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.511788][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   50.512038][  T164] RAX: 00000000ffffffa6 RBX: ff1100000c965cc0 RCX: 1ff40000000feebf
[   50.512307][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965d70
[   50.512575][  T164] RBP: ff1100000cc12000 R08: 1fe220000192cbaf R09: ff1100000c015220
[   50.512843][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   50.513121][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   50.513398][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.513704][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.513951][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   50.514227][  T164] PKRU: 55555554
[   50.514387][  T164] Call Trace:
[   50.514546][  T164]  <TASK>
[   50.514672][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.514883][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.515045][  T164]  netif_close_many (net/core/dev.c:1804)
[   50.515251][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.515452][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   50.515649][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.515846][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   50.516057][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   50.516296][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   50.516531][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.516728][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.516938][  T164]  ? __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)
[   50.517134][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.517343][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.517576][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   50.517773][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   50.517983][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.518178][  T164]  ? 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)
[   50.518384][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   50.518580][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.518775][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   50.518987][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   50.519196][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   50.519394][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   50.519630][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   50.519877][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   50.520093][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   50.520300][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   50.520535][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   50.520730][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   50.520940][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   50.521133][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   50.521340][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   50.521504][  T164]  new_sync_write (fs/read_write.c:595)
[   50.521700][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.521908][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   50.522104][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.522307][  T164]  ? ksys_write (fs/read_write.c:740)
[   50.522505][  T164]  vfs_write (fs/read_write.c:688)
[   50.522667][  T164]  ksys_write (fs/read_write.c:740)
[   50.522829][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   50.523036][  T164]  ? 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)
[   50.523237][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.523434][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.523628][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.523821][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.524028][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.524265][  T164] RIP: 0033:0x7f4f5d5d508e
[   50.524465][  T164] 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
[   50.525045][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   50.525320][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   50.525588][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   50.525877][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   50.526143][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   50.526416][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   50.531280][  T164] ------------[ cut here ]------------
| [   50.531480][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   50.531800][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.532522][  T164] Tainted: [W]=WARN
[   50.532674][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.532908][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.533146][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.533688][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   50.534014][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f3fcc40 RCX: 1ff40000000feeef
[   50.534362][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fccf0
[   50.534708][  T164] RBP: ff1100000cc12000 R08: 1fe2200001e7f99f R09: ff1100000c0151f8
[   50.535040][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   50.535355][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   50.535669][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.536032][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.536318][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   50.536629][  T164] PKRU: 55555554
[   50.536835][  T164] Call Trace:
[   50.537051][  T164]  <TASK>
[   50.537229][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   50.537508][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   50.537783][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   50.538038][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   50.538287][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.538530][  T164]  ? 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)
[   50.538773][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   50.539028][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.539275][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   50.539526][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   50.539774][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   50.540030][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   50.540314][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   50.540593][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   50.540836][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   50.541093][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   50.541384][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   50.541626][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   50.541884][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   50.542125][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   50.542379][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   50.542589][  T164]  new_sync_write (fs/read_write.c:595)
[   50.542836][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.543090][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   50.543347][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.543594][  T164]  ? ksys_write (fs/read_write.c:740)
[   50.543840][  T164]  vfs_write (fs/read_write.c:688)
[   50.544067][  T164]  ksys_write (fs/read_write.c:740)
[   50.544282][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   50.544526][  T164]  ? 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)
[   50.544768][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.545026][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.545286][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.545490][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.545679][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.545912][  T164] RIP: 0033:0x7f4f5d5d508e
[   50.546105][  T164] 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
[   50.546649][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   50.546917][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   50.547172][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   50.547434][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   50.547689][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   50.547957][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   50.572331][  T164] ------------[ cut here ]------------
| [   50.572553][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   50.572969][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.573822][  T164] Tainted: [W]=WARN
[   50.574110][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.574432][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.574765][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.575470][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   50.575788][  T164] RAX: 00000000ffffffa6 RBX: ff11000010e23e40 RCX: 1ff40000000feed1
[   50.576181][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e23ef0
[   50.576575][  T164] RBP: ff110000119ca000 R08: 1fe22000021c47df R09: ff1100000c0151f8
[   50.576972][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   50.577344][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000119ca000
[   50.577707][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.578037][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.578273][  T164] CR2: 00005634ecc030a0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   50.578540][  T164] PKRU: 55555554
[   50.578697][  T164] Call Trace:
[   50.578854][  T164]  <TASK>
[   50.578990][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.579193][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.579355][  T164]  register_netdevice (net/core/dev.c:11488)
[   50.579550][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   50.579779][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   50.579990][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   50.580233][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   50.580433][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   50.580668][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   50.580915][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.581111][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   50.581311][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   50.581543][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   50.581739][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   50.581983][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   50.582176][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   50.582377][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   50.582571][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   50.582732][  T164]  new_sync_write (fs/read_write.c:595)
[   50.582939][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.583132][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   50.583339][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.583534][  T164]  ? ksys_write (fs/read_write.c:740)
[   50.583731][  T164]  vfs_write (fs/read_write.c:688)
[   50.583904][  T164]  ksys_write (fs/read_write.c:740)
[   50.584064][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   50.584265][  T164]  ? 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)
[   50.584460][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.584655][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.584846][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.585051][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.585254][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.585485][  T164] RIP: 0033:0x7f4f5d5d508e
[   50.585682][  T164] 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
[   50.586264][  T164] RSP: 002b:00007ffc17314590 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   50.586530][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   50.586792][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   50.587072][  T164] RBP: 00007ffc173145a0 R08: 0000000000000000 R09: 0000000000000000
[   50.587340][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   50.587601][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   50.710610][ T2724] ------------[ cut here ]------------
| [   50.710819][ T2724] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2724
| [   50.711367][ T2724] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.712024][ T2724] Tainted: [W]=WARN
[   50.712173][ T2724] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.712400][ T2724] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.712636][ T2724] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.713172][ T2724] RSP: 0018:ffa0000006987020 EFLAGS: 00010286
[   50.713399][ T2724] RAX: 00000000ffffffa6 RBX: ff1100001194e040 RCX: 1ff4000000d30dca
[   50.713649][ T2724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e0f0
[   50.713911][ T2724] RBP: ff110000119ca000 R08: 1fe2200002329c1f R09: ff1100000b0f2e80
[   50.714163][ T2724] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   50.714420][ T2724] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.714672][ T2724] FS:  00007f2addcdb840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.714975][ T2724] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.715199][ T2724] CR2: 000000003e717988 CR3: 000000001197a001 CR4: 0000000000771ef0
[   50.715454][ T2724] PKRU: 55555554
[   50.715604][ T2724] Call Trace:
[   50.715753][ T2724]  <TASK>
[   50.715883][ T2724]  ? __local_bh_enable_ip (kernel/softirq.c:455)
[   50.716066][ T2724]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.716265][ T2724]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.716421][ T2724]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.716603][ T2724]  __dev_notify_flags (net/core/dev.c:9787)
[   50.716791][ T2724]  ? netif_change_name (net/core/dev.c:1495)
[   50.716987][ T2724]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.717172][ T2724]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.717357][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.717542][ T2724]  ? 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))
[   50.717728][ T2724]  netif_change_flags (net/core/dev.c:9820)
[   50.717927][ T2724]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.718112][ T2724]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.718301][ T2724]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.718518][ T2724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.718702][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.718897][ T2724]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.719082][ T2724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.719268][ T2724]  ? __kernel_text_address (kernel/extable.c:79)
[   50.719454][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.719641][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.719825][ T2724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.720016][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.720207][ T2724]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.720390][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.720572][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.720755][ T2724]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.720947][ T2724]  ? __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)
[   50.721132][ T2724]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.721324][ T2724]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.721509][ T2724]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.721696][ T2724]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.721895][ T2724]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.722081][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.722269][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.722451][ T2724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.722631][ T2724]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.722815][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.723015][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.723205][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.723388][ T2724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.723572][ T2724]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.723758][ T2724]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.723953][ T2724]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.724139][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.724328][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.724510][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.724699][ T2724]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.724897][ T2724]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.725084][ T2724]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.725279][ T2724]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.725465][ T2724]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.725653][ T2724]  ? 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))
[   50.725835][ T2724]  ? 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))
[   50.726034][ T2724]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.726227][ T2724]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.726411][ T2724]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.726598][ T2724]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.726781][ T2724]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.726979][ T2724]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.727166][ T2724]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.727358][ T2724]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.727542][ T2724]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.727756][ T2724]  ? move_addr_to_kernel (net/socket.c:258)
[   50.727951][ T2724]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.728135][ T2724]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.728328][ T2724]  ___sys_sendmsg (net/socket.c:2752)
[   50.728511][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.728729][ T2724]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.728938][ T2724]  __sys_sendmsg (net/socket.c:2784)
[   50.729122][ T2724]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.729312][ T2724]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.729534][ T2724]  ? 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)
[   50.729719][ T2724]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.729917][ T2724]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.730100][ T2724]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.730290][ T2724]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.730474][ T2724]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.730691][ T2724] RIP: 0033:0x7f2addf1508e
[   50.730894][ T2724] 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
[   50.731424][ T2724] RSP: 002b:00007ffebd16f3c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.731674][ T2724] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2addf1508e
[   50.731935][ T2724] RDX: 0000000000000000 RSI: 00007ffebd16f470 RDI: 0000000000000005
[   50.732183][ T2724] RBP: 00007ffebd16f3d0 R08: 0000000000000000 R09: 0000000000000000
[   50.732443][ T2724] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   50.732693][ T2724] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffebd16fb30
| [   50.762741][ T2726] ------------[ cut here ]------------
| [   50.762957][ T2726] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2726
| [   50.763301][ T2726] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.764000][ T2726] Tainted: [W]=WARN
[   50.764158][ T2726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.764394][ T2726] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.764632][ T2726] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.765201][ T2726] RSP: 0018:ffa0000006846f70 EFLAGS: 00010286
[   50.765429][ T2726] RAX: 00000000ffffffa6 RBX: ff11000009b1d0c0 RCX: 1ff4000000d08db4
[   50.765689][ T2726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d170
[   50.765960][ T2726] RBP: ff110000119ca000 R08: 1fe2200001363a2f R09: ff1100000e802e80
[   50.766228][ T2726] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   50.766488][ T2726] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   50.766748][ T2726] FS:  00007f2aa007b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.767055][ T2726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.767293][ T2726] CR2: 000000002405ba28 CR3: 000000000215f003 CR4: 0000000000771ef0
[   50.767557][ T2726] PKRU: 55555554
[   50.767712][ T2726] Call Trace:
[   50.767881][ T2726]  <TASK>
[   50.768003][ T2726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.768197][ T2726]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.768393][ T2726]  notifier_call_chain (kernel/notifier.c:85)
[   50.768589][ T2726]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.768781][ T2726]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.768987][ T2726]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.769179][ T2726]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.769376][ T2726]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.769570][ T2726] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   50.769769][ T2726]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.769977][ T2726] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.770172][ T2726]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.770373][ T2726]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.770570][ T2726]  ? nla_strscpy (lib/nlattr.c:795)
[   50.770765][ T2726]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.770971][ T2726]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.771165][ T2726]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.771365][ T2726]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.771561][ T2726]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.771758][ T2726]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.771963][ T2726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.772153][ T2726]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.772349][ T2726]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.772541][ T2726]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.772731][ T2726]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.772939][ T2726]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.773135][ T2726]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.773336][ T2726]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.773528][ T2726]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.773720][ T2726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.773925][ T2726]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.774120][ T2726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.774322][ T2726]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.774518][ T2726]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.774708][ T2726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.774912][ T2726]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.775106][ T2726]  ? 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))
[   50.775303][ T2726]  ? 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))
[   50.775499][ T2726]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.775692][ T2726]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.775896][ T2726]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.776088][ T2726]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.776292][ T2726]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.776484][ T2726]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.776679][ T2726]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.776883][ T2726]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.777073][ T2726]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.777305][ T2726]  ? move_addr_to_kernel (net/socket.c:258)
[   50.777499][ T2726]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.777691][ T2726]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.777896][ T2726]  ___sys_sendmsg (net/socket.c:2752)
[   50.778086][ T2726]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.778321][ T2726]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.778528][ T2726]  __sys_sendmsg (net/socket.c:2784)
[   50.778720][ T2726]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.778926][ T2726]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.779154][ T2726]  ? 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)
[   50.779349][ T2726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.779541][ T2726]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.779733][ T2726]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.779937][ T2726]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.780130][ T2726]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.780365][ T2726] RIP: 0033:0x7f2aa02b508e
[   50.780563][ T2726] 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
[   50.781125][ T2726] RSP: 002b:00007ffc986a2350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.781394][ T2726] RAX: ffffffffffffffda RBX: 00007ffc986a2af0 RCX: 00007f2aa02b508e
[   50.781654][ T2726] RDX: 0000000000000000 RSI: 00007ffc986a2400 RDI: 0000000000000005
[   50.781924][ T2726] RBP: 00007ffc986a2360 R08: 0000000000000000 R09: 0000000000000000
[   50.782184][ T2726] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   50.782453][ T2726] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc986a2ac8
| [   50.784522][ T2726] ------------[ cut here ]------------
| [   50.784707][ T2726] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2726
| [   50.785049][ T2726] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.785725][ T2726] Tainted: [W]=WARN
[   50.785896][ T2726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.786121][ T2726] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.786363][ T2726] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.786923][ T2726] RSP: 0018:ffa0000006846fd0 EFLAGS: 00010286
[   50.787154][ T2726] RAX: 00000000ffffffa6 RBX: ff11000009b1c940 RCX: 1ff4000000d08dc0
[   50.787418][ T2726] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c9f0
[   50.787676][ T2726] RBP: ff1100000c0ea000 R08: 1fe220000136393f R09: ff1100000e802e80
[   50.787948][ T2726] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   50.788216][ T2726] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   50.788476][ T2726] FS:  00007f2aa007b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.788772][ T2726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.789011][ T2726] CR2: 000000002405ba28 CR3: 000000000215f003 CR4: 0000000000771ef0
[   50.789282][ T2726] PKRU: 55555554
[   50.789438][ T2726] Call Trace:
[   50.789595][ T2726]  <TASK>
[   50.789715][ T2726]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.789917][ T2726]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.790075][ T2726]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.790270][ T2726]  __dev_notify_flags (net/core/dev.c:9787)
[   50.790462][ T2726]  ? netif_change_name (net/core/dev.c:1495)
[   50.790654][ T2726]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.790848][ T2726]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   50.791052][ T2726]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.791251][ T2726] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   50.791452][ T2726]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.791648][ T2726] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.791842][ T2726]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.792052][ T2726]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.792251][ T2726]  ? nla_strscpy (lib/nlattr.c:795)
[   50.792445][ T2726]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.792638][ T2726]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.792825][ T2726]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.793023][ T2726]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.793225][ T2726]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.793421][ T2726]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.793614][ T2726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.793803][ T2726]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.794008][ T2726]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.794202][ T2726]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.794392][ T2726]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.794588][ T2726]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.794780][ T2726]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.794986][ T2726]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.795177][ T2726]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.795375][ T2726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.795564][ T2726]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.795756][ T2726]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.795956][ T2726]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.796147][ T2726]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.796345][ T2726]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.796540][ T2726]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.796732][ T2726]  ? 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))
[   50.796934][ T2726]  ? 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))
[   50.797126][ T2726]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.797330][ T2726]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.797523][ T2726]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.797714][ T2726]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.797918][ T2726]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.798111][ T2726]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.798307][ T2726]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.798497][ T2726]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.798686][ T2726]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.798917][ T2726]  ? move_addr_to_kernel (net/socket.c:258)
[   50.799107][ T2726]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.799305][ T2726]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.799496][ T2726]  ___sys_sendmsg (net/socket.c:2752)
[   50.799685][ T2726]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.799919][ T2726]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.800122][ T2726]  __sys_sendmsg (net/socket.c:2784)
[   50.800324][ T2726]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.800513][ T2726]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.800742][ T2726]  ? 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)
[   50.800946][ T2726]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.801137][ T2726]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.801338][ T2726]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.801529][ T2726]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.801722][ T2726]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.802056][ T2726] RIP: 0033:0x7f2aa02b508e
[   50.802257][ T2726] 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
[   50.802915][ T2726] RSP: 002b:00007ffc986a2350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.803176][ T2726] RAX: ffffffffffffffda RBX: 00007ffc986a2af0 RCX: 00007f2aa02b508e
[   50.803538][ T2726] RDX: 0000000000000000 RSI: 00007ffc986a2400 RDI: 0000000000000005
[   50.803797][ T2726] RBP: 00007ffc986a2360 R08: 0000000000000000 R09: 0000000000000000
[   50.804067][ T2726] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   50.804431][ T2726] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc986a2ac8
| [   50.838182][ T2727] ------------[ cut here ]------------
| [   50.838351][ T2727] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2727
| [   50.838622][ T2727] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.839536][ T2727] Tainted: [W]=WARN
[   50.839636][ T2727] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.839801][ T2727] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.839978][ T2727] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.840460][ T2727] RSP: 0018:ffa0000006997020 EFLAGS: 00010286
[   50.840628][ T2727] RAX: 00000000ffffffa6 RBX: ff1100000cc68dc0 RCX: 1ff4000000d32dca
[   50.840827][ T2727] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68e70
[   50.841032][ T2727] RBP: ff1100000c0ea000 R08: 1fe220000198d1cf R09: ff1100000cb0d158
[   50.841235][ T2727] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   50.841430][ T2727] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.841629][ T2727] FS:  00007fde584a3840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   50.841872][ T2727] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.842039][ T2727] CR2: 00000000189d6988 CR3: 0000000013245003 CR4: 0000000000771ef0
[   50.842248][ T2727] PKRU: 55555554
[   50.842399][ T2727] Call Trace:
[   50.842520][ T2727]  <TASK>
[   50.842590][ T2727]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.842725][ T2727]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.842827][ T2727]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.843060][ T2727]  __dev_notify_flags (net/core/dev.c:9787)
[   50.843201][ T2727]  ? netif_change_name (net/core/dev.c:1495)
[   50.843336][ T2727]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.843467][ T2727]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.843598][ T2727]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.843730][ T2727]  ? 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))
[   50.843932][ T2727]  netif_change_flags (net/core/dev.c:9820)
[   50.844064][ T2727]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.844201][ T2727]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.844335][ T2727]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.844523][ T2727]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.844689][ T2727]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.844823][ T2727]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.845030][ T2727]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.845162][ T2727]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.845297][ T2727]  ? __kernel_text_address (kernel/extable.c:79)
[   50.845429][ T2727]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.845562][ T2727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.845692][ T2727]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.845822][ T2727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.846018][ T2727]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.846150][ T2727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.846284][ T2727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.846414][ T2727]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.846544][ T2727]  ? __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)
[   50.846673][ T2727]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.846804][ T2727]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.846997][ T2727]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.847131][ T2727]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.847268][ T2727]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.847403][ T2727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.847534][ T2727]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.847665][ T2727]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.847798][ T2727]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.847996][ T2727]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.848130][ T2727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.848263][ T2727]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.848395][ T2727]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.848527][ T2727]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.848659][ T2727]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.848790][ T2727]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.849014][ T2727]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.849146][ T2727]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.849280][ T2727]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.849413][ T2727]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.849545][ T2727]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.849677][ T2727]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.849806][ T2727]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.849979][ T2727]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.850113][ T2727]  ? 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))
[   50.850250][ T2727]  ? 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))
[   50.850383][ T2727]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.850516][ T2727]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.850648][ T2727]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.850781][ T2727]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.850916][ T2727]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.851048][ T2727]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.851180][ T2727]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.851316][ T2727]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.851446][ T2727]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.851609][ T2727]  ? move_addr_to_kernel (net/socket.c:258)
[   50.851740][ T2727]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.851875][ T2727]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.852007][ T2727]  ___sys_sendmsg (net/socket.c:2752)
[   50.852137][ T2727]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.852307][ T2727]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.852449][ T2727]  __sys_sendmsg (net/socket.c:2784)
[   50.852582][ T2727]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.852711][ T2727]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.852881][ T2727]  ? 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)
[   50.853012][ T2727]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.853144][ T2727]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.853279][ T2727]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.853411][ T2727]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.853543][ T2727]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.853706][ T2727] RIP: 0033:0x7fde586dd08e
[   50.853845][ T2727] 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
[   50.854318][ T2727] RSP: 002b:00007ffd760c8720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.854518][ T2727] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fde586dd08e
[   50.854714][ T2727] RDX: 0000000000000000 RSI: 00007ffd760c87d0 RDI: 0000000000000005
[   50.854913][ T2727] RBP: 00007ffd760c8730 R08: 0000000000000000 R09: 0000000000000000
[   50.855110][ T2727] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   50.855312][ T2727] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd760c8e90
| [   50.916402][ T2732] ------------[ cut here ]------------
| [   50.916582][ T2732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2732
| [   50.917310][ T2732] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.917918][ T2732] Tainted: [W]=WARN
[   50.918029][ T2732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.918216][ T2732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.918408][ T2732] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.918923][ T2732] RSP: 0018:ffa0000006966f70 EFLAGS: 00010286
[   50.919103][ T2732] RAX: 00000000ffffffa6 RBX: ff1100000f2c10c0 RCX: 1ff4000000d2cdb4
[   50.919325][ T2732] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1170
[   50.919541][ T2732] RBP: ff110000119ca000 R08: 1fe2200001e5822f R09: ff11000012fb2e80
[   50.919755][ T2732] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   50.919976][ T2732] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   50.920197][ T2732] FS:  00007f7b9ba85840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   50.920451][ T2732] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.920633][ T2732] CR2: 00000000062eca28 CR3: 0000000012851001 CR4: 0000000000771ef0
[   50.920848][ T2732] PKRU: 55555554
[   50.920961][ T2732] Call Trace:
[   50.921068][ T2732]  <TASK>
[   50.921142][ T2732]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.921288][ T2732]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   50.921432][ T2732]  notifier_call_chain (kernel/notifier.c:85)
[   50.921581][ T2732]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   50.921727][ T2732]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.921878][ T2732]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.922023][ T2732]  netdev_upper_dev_link (net/core/dev.c:8972)
[   50.922165][ T2732]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   50.922314][ T2732] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   50.922464][ T2732]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.922614][ T2732] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.922761][ T2732]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.922915][ T2732]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.923063][ T2732]  ? nla_strscpy (lib/nlattr.c:795)
[   50.923209][ T2732]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.923354][ T2732]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.923495][ T2732]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.923637][ T2732]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.923786][ T2732]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.923938][ T2732]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.924082][ T2732]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.924230][ T2732]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.924373][ T2732]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.924514][ T2732]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.924656][ T2732]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.924802][ T2732]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.924950][ T2732]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.925091][ T2732]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.925236][ T2732]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.925378][ T2732]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.925519][ T2732]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.925664][ T2732]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.925806][ T2732]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.925953][ T2732]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.926096][ T2732]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.926241][ T2732]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.926386][ T2732]  ? 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))
[   50.926526][ T2732]  ? 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))
[   50.926670][ T2732]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.926815][ T2732]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.926963][ T2732]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.927109][ T2732]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.927255][ T2732]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.927397][ T2732]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.927542][ T2732]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.927683][ T2732]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.927825][ T2732]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.928004][ T2732]  ? move_addr_to_kernel (net/socket.c:258)
[   50.928146][ T2732]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.928292][ T2732]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.928435][ T2732]  ___sys_sendmsg (net/socket.c:2752)
[   50.928576][ T2732]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.928751][ T2732]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.928911][ T2732]  __sys_sendmsg (net/socket.c:2784)
[   50.929052][ T2732]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.929198][ T2732]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.929377][ T2732]  ? 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)
[   50.929519][ T2732]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.929664][ T2732]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.929804][ T2732]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.929948][ T2732]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.930090][ T2732]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.930269][ T2732] RIP: 0033:0x7f7b9bcbf08e
[   50.930418][ T2732] 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
[   50.930930][ T2732] RSP: 002b:00007ffdf07fb610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.931145][ T2732] RAX: ffffffffffffffda RBX: 00007ffdf07fbda8 RCX: 00007f7b9bcbf08e
[   50.931362][ T2732] RDX: 0000000000000000 RSI: 00007ffdf07fb6c0 RDI: 0000000000000005
[   50.931574][ T2732] RBP: 00007ffdf07fb620 R08: 0000000000000000 R09: 0000000000000000
[   50.931786][ T2732] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   50.932003][ T2732] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf07fbd80
| [   50.933648][ T2732] ------------[ cut here ]------------
| [   50.933787][ T2732] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2732
| [   50.934069][ T2732] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.934647][ T2732] Tainted: [W]=WARN
[   50.934755][ T2732] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.934937][ T2732] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.935121][ T2732] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.935628][ T2732] RSP: 0018:ffa0000006966fd0 EFLAGS: 00010286
[   50.935805][ T2732] RAX: 00000000ffffffa6 RBX: ff1100000f2c04c0 RCX: 1ff4000000d2cdc0
[   50.936021][ T2732] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0570
[   50.936235][ T2732] RBP: ff1100001284a000 R08: 1fe2200001e580af R09: ff11000012fb2e80
[   50.936448][ T2732] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   50.936659][ T2732] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001284ae04
[   50.936875][ T2732] FS:  00007f7b9ba85840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   50.937125][ T2732] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.937309][ T2732] CR2: 00000000062eca28 CR3: 0000000012851001 CR4: 0000000000771ef0
[   50.937523][ T2732] PKRU: 55555554
[   50.937629][ T2732] Call Trace:
[   50.937736][ T2732]  <TASK>
[   50.937808][ T2732]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.937956][ T2732]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.938065][ T2732]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   50.938213][ T2732]  __dev_notify_flags (net/core/dev.c:9787)
[   50.938356][ T2732]  ? netif_change_name (net/core/dev.c:1495)
[   50.938497][ T2732]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   50.938640][ T2732]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   50.938782][ T2732]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   50.938948][ T2732] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   50.939096][ T2732]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   50.939251][ T2732] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   50.939396][ T2732]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   50.939545][ T2732]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   50.939689][ T2732]  ? nla_strscpy (lib/nlattr.c:795)
[   50.939834][ T2732]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   50.939982][ T2732]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   50.940124][ T2732]  ? __dev_get_by_name (net/core/dev.c:883)
[   50.940271][ T2732]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   50.940419][ T2732]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   50.940566][ T2732]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.940711][ T2732]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.940853][ T2732]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.940999][ T2732]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.941141][ T2732]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.941288][ T2732]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.941437][ T2732]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.941581][ T2732]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.941723][ T2732]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.941871][ T2732]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.942014][ T2732]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.942157][ T2732]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.942306][ T2732]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.942448][ T2732]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.942591][ T2732]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.942731][ T2732]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.942878][ T2732]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.943024][ T2732]  ? 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))
[   50.943167][ T2732]  ? 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))
[   50.943316][ T2732]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.943458][ T2732]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.943602][ T2732]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.943747][ T2732]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.943896][ T2732]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.944039][ T2732]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.944181][ T2732]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.944328][ T2732]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.944470][ T2732]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.944647][ T2732]  ? move_addr_to_kernel (net/socket.c:258)
[   50.944790][ T2732]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.944937][ T2732]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.945080][ T2732]  ___sys_sendmsg (net/socket.c:2752)
[   50.945225][ T2732]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.945402][ T2732]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.945557][ T2732]  __sys_sendmsg (net/socket.c:2784)
[   50.945702][ T2732]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.945842][ T2732]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.946027][ T2732]  ? 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)
[   50.946169][ T2732]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.946316][ T2732]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.946457][ T2732]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.946597][ T2732]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.946740][ T2732]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.946921][ T2732] RIP: 0033:0x7f7b9bcbf08e
[   50.947068][ T2732] 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
[   50.947575][ T2732] RSP: 002b:00007ffdf07fb610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.947790][ T2732] RAX: ffffffffffffffda RBX: 00007ffdf07fbda8 RCX: 00007f7b9bcbf08e
[   50.948007][ T2732] RDX: 0000000000000000 RSI: 00007ffdf07fb6c0 RDI: 0000000000000005
[   50.948222][ T2732] RBP: 00007ffdf07fb620 R08: 0000000000000000 R09: 0000000000000000
[   50.948436][ T2732] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   50.948647][ T2732] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdf07fbd80
| [   50.973851][ T2733] ------------[ cut here ]------------
| [   50.974198][ T2733] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2733
| [   50.974510][ T2733] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   50.975172][ T2733] Tainted: [W]=WARN
[   50.975327][ T2733] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.975542][ T2733] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   50.975763][ T2733] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   50.976508][ T2733] RSP: 0018:ffa00000069a7020 EFLAGS: 00010286
[   50.976720][ T2733] RAX: 00000000ffffffa6 RBX: ff1100000eb59b40 RCX: 1ff4000000d34dca
[   50.976978][ T2733] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb59bf0
[   50.977230][ T2733] RBP: ff1100001284a000 R08: 1fe2200001d6b37f R09: ff1100000c8b0b58
[   50.977478][ T2733] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   50.977725][ T2733] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   50.977979][ T2733] FS:  00007f4353d5a840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   50.978267][ T2733] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.978482][ T2733] CR2: 0000000005090988 CR3: 0000000012a22005 CR4: 0000000000771ef0
[   50.978732][ T2733] PKRU: 55555554
[   50.978891][ T2733] Call Trace:
[   50.979038][ T2733]  <TASK>
[   50.979154][ T2733]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   50.979338][ T2733]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   50.979489][ T2733]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   50.979667][ T2733]  __dev_notify_flags (net/core/dev.c:9787)
[   50.979852][ T2733]  ? netif_change_name (net/core/dev.c:1495)
[   50.980046][ T2733]  ? __dev_change_flags (net/core/dev.c:9752)
[   50.980233][ T2733]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   50.980413][ T2733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.980595][ T2733]  ? 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))
[   50.980779][ T2733]  netif_change_flags (net/core/dev.c:9820)
[   50.980977][ T2733]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.981161][ T2733]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   50.981351][ T2733]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   50.981532][ T2733]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   50.981746][ T2733]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.981939][ T2733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.982120][ T2733]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.982305][ T2733]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.982485][ T2733]  ? __kernel_text_address (kernel/extable.c:79)
[   50.982667][ T2733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.982851][ T2733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.983045][ T2733]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.983233][ T2733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.983412][ T2733]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   50.983590][ T2733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.983771][ T2733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.983966][ T2733]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   50.984149][ T2733]  ? __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)
[   50.984336][ T2733]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   50.984546][ T2733]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   50.984730][ T2733]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   50.984927][ T2733]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   50.985111][ T2733]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   50.985300][ T2733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.985479][ T2733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.985662][ T2733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.985841][ T2733]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   50.986036][ T2733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.986226][ T2733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.986406][ T2733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.986588][ T2733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.986771][ T2733]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   50.986968][ T2733]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   50.987149][ T2733]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   50.987337][ T2733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.987519][ T2733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.987706][ T2733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.987901][ T2733]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   50.988080][ T2733]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   50.988271][ T2733]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   50.988452][ T2733]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.988636][ T2733]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.988816][ T2733]  ? 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))
[   50.989009][ T2733]  ? 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))
[   50.989231][ T2733]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.989413][ T2733]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.989593][ T2733]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   50.989774][ T2733]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   50.990002][ T2733]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   50.990185][ T2733]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   50.990376][ T2733]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   50.990556][ T2733]  ? copy_msghdr_from_user (net/socket.c:2635)
[   50.990735][ T2733]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   50.990958][ T2733]  ? move_addr_to_kernel (net/socket.c:258)
[   50.991140][ T2733]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.991328][ T2733]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   50.991508][ T2733]  ___sys_sendmsg (net/socket.c:2752)
[   50.991687][ T2733]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   50.991912][ T2733]  ? copy_msghdr_from_user (net/socket.c:2603)
[   50.992106][ T2733]  __sys_sendmsg (net/socket.c:2784)
[   50.992298][ T2733]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   50.992481][ T2733]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   50.992701][ T2733]  ? 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)
[   50.992895][ T2733]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   50.993076][ T2733]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   50.993265][ T2733]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   50.993457][ T2733]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   50.993649][ T2733]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.993888][ T2733] RIP: 0033:0x7f4353f9408e
[   50.994081][ T2733] 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
[   50.994630][ T2733] RSP: 002b:00007fff350af940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.994897][ T2733] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4353f9408e
[   50.995145][ T2733] RDX: 0000000000000000 RSI: 00007fff350af9f0 RDI: 0000000000000005
[   50.995437][ T2733] RBP: 00007fff350af950 R08: 0000000000000000 R09: 0000000000000000
[   50.995721][ T2733] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   50.996005][ T2733] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff350b00b0
| [   51.076909][ T2741] ------------[ cut here ]------------
| [   51.077057][ T2741] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2741
| [   51.077330][ T2741] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.077890][ T2741] Tainted: [W]=WARN
[   51.077993][ T2741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.078163][ T2741] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.078346][ T2741] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.078829][ T2741] RSP: 0018:ffa00000069e7020 EFLAGS: 00010286
[   51.079011][ T2741] RAX: 00000000ffffffa6 RBX: ff110000100bf0c0 RCX: 1ff4000000d3cdca
[   51.079217][ T2741] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bf170
[   51.079419][ T2741] RBP: ff110000119ca000 R08: 1fe2200002017e2f R09: ff11000013182e80
[   51.079622][ T2741] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   51.079822][ T2741] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.080029][ T2741] FS:  00007f5b671d8840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.080274][ T2741] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.080448][ T2741] CR2: 00000000243a8988 CR3: 0000000012dcf001 CR4: 0000000000771ef0
[   51.080651][ T2741] PKRU: 55555554
[   51.080754][ T2741] Call Trace:
[   51.080856][ T2741]  <TASK>
[   51.080933][ T2741]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.081071][ T2741]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.081178][ T2741]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.081319][ T2741]  __dev_notify_flags (net/core/dev.c:9787)
[   51.081456][ T2741]  ? netif_change_name (net/core/dev.c:1495)
[   51.081592][ T2741]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   51.081728][ T2741]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.081929][ T2741]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.082069][ T2741]  ? 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))
[   51.082210][ T2741]  netif_change_flags (net/core/dev.c:9820)
[   51.082346][ T2741]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.082486][ T2741]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.082624][ T2741]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.082793][ T2741]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.083005][ T2741]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.083141][ T2741]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.083347][ T2741]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.083485][ T2741]  ? __kernel_text_address (kernel/extable.c:79)
[   51.083622][ T2741]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.083758][ T2741]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.083979][ T2741]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.084115][ T2741]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.084253][ T2741]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.084389][ T2741]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.084522][ T2741]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.084655][ T2741]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.084789][ T2741]  ? __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)
[   51.085012][ T2741]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.085148][ T2741]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.085288][ T2741]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.085422][ T2741]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.085559][ T2741]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.085695][ T2741]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.085831][ T2741]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.086027][ T2741]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.086161][ T2741]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.086298][ T2741]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.086436][ T2741]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.086571][ T2741]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.086704][ T2741]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.086838][ T2741]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.086978][ T2741]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.087113][ T2741]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.087254][ T2741]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.087389][ T2741]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.087524][ T2741]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.087662][ T2741]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.087797][ T2741]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.087939][ T2741]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.088071][ T2741]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.088212][ T2741]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.088352][ T2741]  ? 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))
[   51.088489][ T2741]  ? 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))
[   51.088626][ T2741]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.088762][ T2741]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.088902][ T2741]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.089037][ T2741]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.089172][ T2741]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.089310][ T2741]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.089446][ T2741]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.089583][ T2741]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.089722][ T2741]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.089895][ T2741]  ? move_addr_to_kernel (net/socket.c:258)
[   51.090031][ T2741]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.090165][ T2741]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.090307][ T2741]  ___sys_sendmsg (net/socket.c:2752)
[   51.090444][ T2741]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.090612][ T2741]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.090759][ T2741]  __sys_sendmsg (net/socket.c:2784)
[   51.090900][ T2741]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.091033][ T2741]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.091206][ T2741]  ? 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)
[   51.091340][ T2741]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.091476][ T2741]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.091609][ T2741]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.091744][ T2741]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.091881][ T2741]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.092048][ T2741] RIP: 0033:0x7f5b6741208e
[   51.092193][ T2741] 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
[   51.092670][ T2741] RSP: 002b:00007ffe35f6c000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.092876][ T2741] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5b6741208e
[   51.093081][ T2741] RDX: 0000000000000000 RSI: 00007ffe35f6c0b0 RDI: 0000000000000005
[   51.093286][ T2741] RBP: 00007ffe35f6c010 R08: 0000000000000000 R09: 0000000000000000
[   51.093489][ T2741] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.093690][ T2741] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe35f6c770
| [   51.126012][ T2742] ------------[ cut here ]------------
| [   51.126171][ T2742] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2742
| [   51.126449][ T2742] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.127003][ T2742] Tainted: [W]=WARN
[   51.127107][ T2742] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.127286][ T2742] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.127461][ T2742] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.127943][ T2742] RSP: 0018:ffa0000006a07020 EFLAGS: 00010286
[   51.128113][ T2742] RAX: 00000000ffffffa6 RBX: ff1100000eb58640 RCX: 1ff4000000d40dca
[   51.128321][ T2742] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb586f0
[   51.128522][ T2742] RBP: ff110000119ca000 R08: 1fe2200001d6b0df R09: ff11000013185180
[   51.128724][ T2742] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   51.128931][ T2742] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   51.129132][ T2742] FS:  00007f3307bbb840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.129372][ T2742] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.129539][ T2742] CR2: 0000000007bd9988 CR3: 0000000012244003 CR4: 0000000000771ef0
[   51.129743][ T2742] PKRU: 55555554
[   51.129844][ T2742] Call Trace:
[   51.129951][ T2742]  <TASK>
[   51.130021][ T2742]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.130157][ T2742]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.130263][ T2742]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.130398][ T2742]  __dev_notify_flags (net/core/dev.c:9787)
[   51.130533][ T2742]  ? netif_change_name (net/core/dev.c:1495)
[   51.130670][ T2742]  ? __dev_change_flags (net/core/dev.c:9752)
[   51.130805][ T2742]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   51.130943][ T2742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.131079][ T2742]  ? 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))
[   51.131219][ T2742]  netif_change_flags (net/core/dev.c:9820)
[   51.131354][ T2742]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   51.131492][ T2742]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   51.131628][ T2742]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   51.131793][ T2742]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.131931][ T2742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.132065][ T2742]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.132203][ T2742]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.132337][ T2742]  ? __kernel_text_address (kernel/extable.c:79)
[   51.132472][ T2742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.132610][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.132744][ T2742]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.132887][ T2742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.133023][ T2742]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   51.133158][ T2742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.133297][ T2742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.133432][ T2742]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.133566][ T2742]  ? __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)
[   51.133699][ T2742]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.133833][ T2742]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   51.133974][ T2742]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.134114][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   51.134255][ T2742]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.134390][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.134524][ T2742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.134657][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.134789][ T2742]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.134927][ T2742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.135065][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.135202][ T2742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.135336][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.135469][ T2742]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.135604][ T2742]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.135738][ T2742]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.135876][ T2742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.136011][ T2742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.136146][ T2742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.136287][ T2742]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.136420][ T2742]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.136556][ T2742]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.136687][ T2742]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.136821][ T2742]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.136964][ T2742]  ? 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))
[   51.137098][ T2742]  ? 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))
[   51.137239][ T2742]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.137376][ T2742]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.137509][ T2742]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.137645][ T2742]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.137780][ T2742]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.137920][ T2742]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.138058][ T2742]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.138197][ T2742]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.138331][ T2742]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.138496][ T2742]  ? move_addr_to_kernel (net/socket.c:258)
[   51.138631][ T2742]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.138763][ T2742]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.138912][ T2742]  ___sys_sendmsg (net/socket.c:2752)
[   51.139047][ T2742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.139217][ T2742]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.139363][ T2742]  __sys_sendmsg (net/socket.c:2784)
[   51.139499][ T2742]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.139632][ T2742]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.139802][ T2742]  ? 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)
[   51.139941][ T2742]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.140077][ T2742]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.140216][ T2742]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.140349][ T2742]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.140483][ T2742]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.140650][ T2742] RIP: 0033:0x7f3307df508e
[   51.140789][ T2742] 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
[   51.141276][ T2742] RSP: 002b:00007ffe386ec850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.141480][ T2742] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3307df508e
[   51.141685][ T2742] RDX: 0000000000000000 RSI: 00007ffe386ec900 RDI: 0000000000000005
[   51.141891][ T2742] RBP: 00007ffe386ec860 R08: 0000000000000000 R09: 0000000000000000
[   51.142094][ T2742] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.142299][ T2742] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe386ecfc0
| [   51.198259][ T2747] ------------[ cut here ]------------
| [   51.198450][ T2747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2747
| [   51.198763][ T2747] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.199432][ T2747] Tainted: [W]=WARN
[   51.199579][ T2747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.199792][ T2747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.200031][ T2747] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.200553][ T2747] RSP: 0018:ffa00000069b6fe0 EFLAGS: 00010286
[   51.200767][ T2747] RAX: 00000000ffffffa6 RBX: ff1100000cc69b40 RCX: 1ff4000000d36dc2
[   51.201126][ T2747] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69bf0
[   51.201456][ T2747] RBP: ff110000119ca000 R08: 1fe220000198d37f R09: ff11000012cdae58
[   51.201798][ T2747] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   51.202143][ T2747] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   51.202488][ T2747] FS:  00007f0261fcb840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   51.202834][ T2747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.203110][ T2747] CR2: 0000000015049988 CR3: 000000000f78f003 CR4: 0000000000771ef0
[   51.203418][ T2747] PKRU: 55555554
[   51.203619][ T2747] Call Trace:
[   51.203790][ T2747]  <TASK>
[   51.203916][ T2747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.204098][ T2747]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   51.204288][ T2747]  notifier_call_chain (kernel/notifier.c:85)
[   51.204475][ T2747]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   51.204655][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.204834][ T2747]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   51.205062][ T2747]  ? 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)
[   51.205250][ T2747]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.205435][ T2747]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   51.205617][ T2747]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   51.205826][ T2747]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   51.206018][ T2747] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   51.206210][ T2747]  ? write_profile (kernel/profile.c:194)
[   51.206393][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.206576][ T2747]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   51.206793][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.206986][ T2747]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   51.207168][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.207354][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.207534][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.207716][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.207909][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.208108][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.208298][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.208482][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.208663][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.208845][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.209039][ T2747]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   51.209230][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.209412][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.209596][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.209778][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.209974][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.210156][ T2747]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.210340][ T2747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.210519][ T2747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.210700][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.210896][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.211076][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.211266][ T2747]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.211450][ T2747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.211632][ T2747]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.211816][ T2747]  ? 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))
[   51.212009][ T2747]  ? 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))
[   51.212198][ T2747]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.212379][ T2747]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.212560][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.212745][ T2747]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.212942][ T2747]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.213124][ T2747]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.213317][ T2747]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.213502][ T2747]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.213683][ T2747]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.213907][ T2747]  ? move_addr_to_kernel (net/socket.c:258)
[   51.214090][ T2747]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.214283][ T2747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.214469][ T2747]  ___sys_sendmsg (net/socket.c:2752)
[   51.214648][ T2747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.214877][ T2747]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.215071][ T2747]  __sys_sendmsg (net/socket.c:2784)
[   51.215260][ T2747]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.215441][ T2747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.215662][ T2747]  ? 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)
[   51.215841][ T2747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.216034][ T2747]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.216220][ T2747]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.216401][ T2747]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.216581][ T2747]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.216794][ T2747] RIP: 0033:0x7f026220508e
[   51.216996][ T2747] 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
[   51.217519][ T2747] RSP: 002b:00007ffd13857b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.217766][ T2747] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f026220508e
[   51.218024][ T2747] RDX: 0000000000000000 RSI: 00007ffd13857bf0 RDI: 0000000000000005
[   51.218275][ T2747] RBP: 00007ffd13857b50 R08: 0000000000000000 R09: 0000000000000000
[   51.218518][ T2747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.218761][ T2747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd138582b0
| [   51.220920][ T2747] ------------[ cut here ]------------
| [   51.221061][ T2747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2747
| [   51.221323][ T2747] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.221851][ T2747] Tainted: [W]=WARN
[   51.221959][ T2747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.222120][ T2747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.222294][ T2747] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.222752][ T2747] RSP: 0018:ffa00000069b7060 EFLAGS: 00010286
[   51.222923][ T2747] RAX: 00000000ffffffa6 RBX: ff11000010d479c0 RCX: 1ff4000000d36dd2
[   51.223115][ T2747] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d47a70
[   51.223371][ T2747] RBP: ff1100000c0ea000 R08: 1fe22000021a8f4f R09: ff11000012cdae58
[   51.223592][ T2747] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   51.223807][ T2747] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000069b7100
[   51.224035][ T2747] FS:  00007f0261fcb840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   51.224301][ T2747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.224482][ T2747] CR2: 00005634b211dd5c CR3: 000000000f78f004 CR4: 0000000000771ef0
[   51.224687][ T2747] PKRU: 55555554
[   51.224791][ T2747] Call Trace:
[   51.224902][ T2747]  <TASK>
[   51.224974][ T2747]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.225122][ T2747]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.225231][ T2747]  netif_close_many (net/core/dev.c:1804)
[   51.225369][ T2747]  ? 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)
[   51.225506][ T2747]  ? __dev_close_many (net/core/dev.c:1781)
[   51.225644][ T2747]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.225818][ T2747]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.225997][ T2747]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   51.226140][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.226282][ T2747]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.226456][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.226594][ T2747]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   51.226732][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.226874][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.227014][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.227151][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.227295][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.227449][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.227586][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.227720][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.227855][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.228000][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.228139][ T2747]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   51.228284][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.228419][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.228556][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.228694][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.228833][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.228966][ T2747]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.229114][ T2747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.229256][ T2747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.229394][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.229533][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.229669][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.229806][ T2747]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.229945][ T2747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.230083][ T2747]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.230229][ T2747]  ? 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))
[   51.230366][ T2747]  ? 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))
[   51.230505][ T2747]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.230645][ T2747]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.230781][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.230928][ T2747]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.231066][ T2747]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.231205][ T2747]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.231345][ T2747]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.231480][ T2747]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.231617][ T2747]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.231787][ T2747]  ? move_addr_to_kernel (net/socket.c:258)
[   51.231930][ T2747]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.232067][ T2747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.232214][ T2747]  ___sys_sendmsg (net/socket.c:2752)
[   51.232353][ T2747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.232527][ T2747]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.232676][ T2747]  __sys_sendmsg (net/socket.c:2784)
[   51.232816][ T2747]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.232958][ T2747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.233131][ T2747]  ? 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)
[   51.233273][ T2747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.233410][ T2747]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.233549][ T2747]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.233687][ T2747]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.233825][ T2747]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.233999][ T2747] RIP: 0033:0x7f026220508e
[   51.234141][ T2747] 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
[   51.234633][ T2747] RSP: 002b:00007ffd13857b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.234839][ T2747] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f026220508e
[   51.235046][ T2747] RDX: 0000000000000000 RSI: 00007ffd13857bf0 RDI: 0000000000000005
[   51.235254][ T2747] RBP: 00007ffd13857b50 R08: 0000000000000000 R09: 0000000000000000
[   51.235457][ T2747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.235659][ T2747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd138582b0
| [   51.238219][ T2747] ------------[ cut here ]------------
| [   51.238366][ T2747] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2747
| [   51.238625][ T2747] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.239215][ T2747] Tainted: [W]=WARN
[   51.239317][ T2747] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.239483][ T2747] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.239656][ T2747] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.240133][ T2747] RSP: 0018:ffa00000069b7190 EFLAGS: 00010286
[   51.240305][ T2747] RAX: 00000000ffffffa6 RBX: ff1100000c964040 RCX: 1ff4000000d36df8
[   51.240501][ T2747] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c9640f0
[   51.240699][ T2747] RBP: ff1100000c0ea000 R08: 1fe220000192c81f R09: ff11000012cdae58
[   51.240901][ T2747] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   51.241102][ T2747] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.241304][ T2747] FS:  00007f0261fcb840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   51.241537][ T2747] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.241702][ T2747] CR2: 00005634b211dd5c CR3: 000000000f78f004 CR4: 0000000000771ef0
[   51.241911][ T2747] PKRU: 55555554
[   51.242012][ T2747] Call Trace:
[   51.242110][ T2747]  <TASK>
[   51.242180][ T2747]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.242353][ T2747]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.242523][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.242658][ T2747]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   51.242791][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.242931][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.243063][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.243198][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.243330][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.243479][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.243613][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.243744][ T2747]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.243880][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.244016][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.244147][ T2747]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   51.244288][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.244420][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.244551][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.244684][ T2747]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.244819][ T2747]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.244957][ T2747]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.245089][ T2747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.245224][ T2747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.245356][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.245492][ T2747]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.245623][ T2747]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.245756][ T2747]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.245894][ T2747]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.246029][ T2747]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.246164][ T2747]  ? 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))
[   51.246302][ T2747]  ? 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))
[   51.246438][ T2747]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.246569][ T2747]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.246701][ T2747]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.246836][ T2747]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.246977][ T2747]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.247111][ T2747]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.247248][ T2747]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.247383][ T2747]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.247514][ T2747]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.247678][ T2747]  ? move_addr_to_kernel (net/socket.c:258)
[   51.247811][ T2747]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.247953][ T2747]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.248087][ T2747]  ___sys_sendmsg (net/socket.c:2752)
[   51.248223][ T2747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.248387][ T2747]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.248533][ T2747]  __sys_sendmsg (net/socket.c:2784)
[   51.248668][ T2747]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.248801][ T2747]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.248975][ T2747]  ? 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)
[   51.249109][ T2747]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.249247][ T2747]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.249379][ T2747]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.249509][ T2747]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.249642][ T2747]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.249806][ T2747] RIP: 0033:0x7f026220508e
[   51.249948][ T2747] 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
[   51.250426][ T2747] RSP: 002b:00007ffd13857b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.250626][ T2747] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f026220508e
[   51.250824][ T2747] RDX: 0000000000000000 RSI: 00007ffd13857bf0 RDI: 0000000000000005
[   51.251031][ T2747] RBP: 00007ffd13857b50 R08: 0000000000000000 R09: 0000000000000000
[   51.251234][ T2747] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.251430][ T2747] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd138582b0
| [   51.322935][ T2751] ------------[ cut here ]------------
| [   51.323094][ T2751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2751
| [   51.323359][ T2751] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.323895][ T2751] Tainted: [W]=WARN
[   51.323996][ T2751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.324161][ T2751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.324336][ T2751] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.324795][ T2751] RSP: 0018:ffa0000006a56fe0 EFLAGS: 00010286
[   51.324967][ T2751] RAX: 00000000ffffffa6 RBX: ff1100000f3fdcc0 RCX: 1ff4000000d4adc2
[   51.325164][ T2751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fdd70
[   51.325361][ T2751] RBP: ff110000119ca000 R08: 1fe2200001e7fbaf R09: ff1100000f74d158
[   51.325555][ T2751] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   51.325748][ T2751] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   51.325951][ T2751] FS:  00007f4522ec7840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.326178][ T2751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.326346][ T2751] CR2: 000000002289b988 CR3: 000000000cffa005 CR4: 0000000000771ef0
[   51.326542][ T2751] PKRU: 55555554
[   51.326640][ T2751] Call Trace:
[   51.326738][ T2751]  <TASK>
[   51.326805][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.326942][ T2751]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   51.327073][ T2751]  notifier_call_chain (kernel/notifier.c:85)
[   51.327208][ T2751]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   51.327338][ T2751]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   51.327502][ T2751]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.327633][ T2751]  ? 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)
[   51.327762][ T2751]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.327953][ T2751]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   51.328084][ T2751]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   51.328252][ T2751] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   51.328386][ T2751]  ? write_profile (kernel/profile.c:194)
[   51.328518][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.328649][ T2751]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   51.328815][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.329027][ T2751]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   51.329160][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.329295][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.329426][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.329556][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.329686][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.329835][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.330046][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.330179][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.330313][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.330442][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.330573][ T2751]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   51.330705][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.330835][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.331053][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.331185][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.331320][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.331450][ T2751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.331581][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.331711][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.331842][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.332059][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.332193][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.332327][ T2751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.332456][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.332587][ T2751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.332720][ T2751]  ? 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))
[   51.332850][ T2751]  ? 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))
[   51.333061][ T2751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.333195][ T2751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.333327][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.333459][ T2751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.333591][ T2751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.333723][ T2751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.333856][ T2751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.334052][ T2751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.334183][ T2751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.334349][ T2751]  ? move_addr_to_kernel (net/socket.c:258)
[   51.334481][ T2751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.334612][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.334744][ T2751]  ___sys_sendmsg (net/socket.c:2752)
[   51.334926][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.335087][ T2751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.335232][ T2751]  __sys_sendmsg (net/socket.c:2784)
[   51.335361][ T2751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.335491][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.335655][ T2751]  ? 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)
[   51.335784][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.335969][ T2751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.336098][ T2751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.336232][ T2751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.336362][ T2751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.336523][ T2751] RIP: 0033:0x7f452310108e
[   51.336657][ T2751] 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
[   51.337177][ T2751] RSP: 002b:00007ffc5419a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.337376][ T2751] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f452310108e
[   51.337571][ T2751] RDX: 0000000000000000 RSI: 00007ffc5419a8e0 RDI: 0000000000000005
[   51.337764][ T2751] RBP: 00007ffc5419a840 R08: 0000000000000000 R09: 0000000000000000
[   51.337973][ T2751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.338166][ T2751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5419afa0
| [   51.339910][ T2751] ------------[ cut here ]------------
| [   51.340036][ T2751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2751
| [   51.340289][ T2751] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.340798][ T2751] Tainted: [W]=WARN
[   51.341422][ T2751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.341581][ T2751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.341747][ T2751] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.342340][ T2751] RSP: 0018:ffa0000006a57060 EFLAGS: 00010286
[   51.342499][ T2751] RAX: 00000000ffffffa6 RBX: ff1100000f3fd9c0 RCX: 1ff4000000d4add2
[   51.342688][ T2751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f3fda70
[   51.342886][ T2751] RBP: ff1100001284a000 R08: 1fe2200001e7fb4f R09: ff1100000f74d158
[   51.343074][ T2751] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   51.343265][ T2751] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000006a57100
[   51.343455][ T2751] FS:  00007f4522ec7840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.343674][ T2751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.343833][ T2751] CR2: 000000002289b988 CR3: 000000000cffa005 CR4: 0000000000771ef0
[   51.344036][ T2751] PKRU: 55555554
[   51.344130][ T2751] Call Trace:
[   51.344228][ T2751]  <TASK>
[   51.344293][ T2751]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.344421][ T2751]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.344518][ T2751]  netif_close_many (net/core/dev.c:1804)
[   51.344644][ T2751]  ? 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)
[   51.344769][ T2751]  ? __dev_close_many (net/core/dev.c:1781)
[   51.344900][ T2751]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.345056][ T2751]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   51.345217][ T2751]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   51.345347][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.345473][ T2751]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.345631][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.345758][ T2751]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   51.345890][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.346015][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.346140][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.346268][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.346394][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.346537][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.346662][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.346791][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.346921][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.347047][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.347172][ T2751]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   51.347305][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.347431][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.347557][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.347682][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.347809][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.347939][ T2751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.348065][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.348195][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.348321][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.348449][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.348575][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.348701][ T2751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.348826][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.348957][ T2751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.349087][ T2751]  ? 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))
[   51.349217][ T2751]  ? 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))
[   51.349345][ T2751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.349474][ T2751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.349600][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.349728][ T2751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.349855][ T2751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.349989][ T2751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.350118][ T2751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.350249][ T2751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.350375][ T2751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.350532][ T2751]  ? move_addr_to_kernel (net/socket.c:258)
[   51.350659][ T2751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.350785][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.350918][ T2751]  ___sys_sendmsg (net/socket.c:2752)
[   51.351045][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.351205][ T2751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.351344][ T2751]  __sys_sendmsg (net/socket.c:2784)
[   51.351472][ T2751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.351597][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.351758][ T2751]  ? 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)
[   51.351889][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.352018][ T2751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.352143][ T2751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.352273][ T2751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.352399][ T2751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.352555][ T2751] RIP: 0033:0x7f452310108e
[   51.352687][ T2751] 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
[   51.353175][ T2751] RSP: 002b:00007ffc5419a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.353401][ T2751] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f452310108e
[   51.353619][ T2751] RDX: 0000000000000000 RSI: 00007ffc5419a8e0 RDI: 0000000000000005
[   51.353825][ T2751] RBP: 00007ffc5419a840 R08: 0000000000000000 R09: 0000000000000000
[   51.354036][ T2751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.354246][ T2751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5419afa0
| [   51.356719][ T2751] ------------[ cut here ]------------
| [   51.356855][ T2751] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2751
| [   51.357167][ T2751] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.357668][ T2751] Tainted: [W]=WARN
[   51.357761][ T2751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.357977][ T2751] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.358137][ T2751] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.358666][ T2751] RSP: 0018:ffa0000006a57190 EFLAGS: 00010286
[   51.358820][ T2751] RAX: 00000000ffffffa6 RBX: ff1100000cf01240 RCX: 1ff4000000d4adf8
[   51.359124][ T2751] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf012f0
[   51.359315][ T2751] RBP: ff1100001284a000 R08: 1fe22000019e025f R09: ff1100000f74d158
[   51.359498][ T2751] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.359689][ T2751] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.359924][ T2751] FS:  00007f4522ec7840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.360140][ T2751] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.360302][ T2751] CR2: 000000002289b988 CR3: 000000000cffa005 CR4: 0000000000771ef0
[   51.360485][ T2751] PKRU: 55555554
[   51.360577][ T2751] Call Trace:
[   51.360668][ T2751]  <TASK>
[   51.360731][ T2751]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.360937][ T2751]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.361090][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.361218][ T2751]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   51.361341][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.361463][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.361591][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.361712][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.361833][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.362023][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.362145][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.362271][ T2751]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.362407][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.362538][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.362663][ T2751]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   51.362788][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.362960][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.363083][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.363209][ T2751]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.363344][ T2751]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   51.363467][ T2751]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.363588][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.363712][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.363834][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.364009][ T2751]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.364131][ T2751]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.364261][ T2751]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.364387][ T2751]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.364510][ T2751]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.364636][ T2751]  ? 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))
[   51.364757][ T2751]  ? 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))
[   51.364934][ T2751]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.365058][ T2751]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.365181][ T2751]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.365310][ T2751]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.365433][ T2751]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.365557][ T2751]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.365681][ T2751]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.365804][ T2751]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.365977][ T2751]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.366129][ T2751]  ? move_addr_to_kernel (net/socket.c:258)
[   51.366257][ T2751]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.366380][ T2751]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.366517][ T2751]  ___sys_sendmsg (net/socket.c:2752)
[   51.366642][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.366794][ T2751]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.366978][ T2751]  __sys_sendmsg (net/socket.c:2784)
[   51.367100][ T2751]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.367227][ T2751]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.367399][ T2751]  ? 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)
[   51.367527][ T2751]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.367650][ T2751]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.367772][ T2751]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.367945][ T2751]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.368067][ T2751]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.368224][ T2751] RIP: 0033:0x7f452310108e
[   51.368352][ T2751] 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
[   51.368783][ T2751] RSP: 002b:00007ffc5419a830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.369017][ T2751] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f452310108e
[   51.369201][ T2751] RDX: 0000000000000000 RSI: 00007ffc5419a8e0 RDI: 0000000000000005
[   51.369391][ T2751] RBP: 00007ffc5419a840 R08: 0000000000000000 R09: 0000000000000000
[   51.369572][ T2751] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb58
[   51.369761][ T2751] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5419afa0
| [   51.394948][  T164] ------------[ cut here ]------------
| [   51.395110][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   51.395408][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.396529][  T164] Tainted: [W]=WARN
[   51.396640][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.396821][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.397015][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.397528][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   51.397710][  T164] RAX: 00000000ffffffa6 RBX: ff1100000eb59840 RCX: 1ff40000000feebf
[   51.397931][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb598f0
[   51.398147][  T164] RBP: ff110000119ca000 R08: 1fe2200001d6b31f R09: ff1100000c015220
[   51.398365][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   51.398577][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   51.398792][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   51.399051][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.399236][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   51.399452][  T164] PKRU: 55555554
[   51.399558][  T164] Call Trace:
[   51.399665][  T164]  <TASK>
[   51.399739][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.399891][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.400000][  T164]  netif_close_many (net/core/dev.c:1804)
[   51.400142][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.400291][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   51.400434][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.400580][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   51.400724][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   51.400908][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   51.401087][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.401236][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   51.401383][  T164]  ? __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)
[   51.401525][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   51.401668][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.401845][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.401995][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   51.402138][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.402284][  T164]  ? 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)
[   51.402429][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   51.402573][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.402715][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.402860][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   51.403023][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   51.403168][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   51.403353][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   51.403532][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   51.403678][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   51.403822][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   51.404006][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   51.404155][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   51.404303][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   51.404445][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   51.404588][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   51.404698][  T164]  new_sync_write (fs/read_write.c:595)
[   51.404848][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.404998][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   51.405141][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.405289][  T164]  ? ksys_write (fs/read_write.c:740)
[   51.405436][  T164]  vfs_write (fs/read_write.c:688)
[   51.405546][  T164]  ksys_write (fs/read_write.c:740)
[   51.405654][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   51.405798][  T164]  ? 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)
[   51.405945][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.406089][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.406234][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.406375][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.406517][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.406693][  T164] RIP: 0033:0x7f4f5d5d508e
[   51.406840][  T164] 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
[   51.407352][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   51.407567][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   51.407781][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   51.407998][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   51.408214][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   51.408426][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   51.413495][  T164] ------------[ cut here ]------------
| [   51.413638][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   51.413911][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.414493][  T164] Tainted: [W]=WARN
[   51.414595][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.414762][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.414944][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.415422][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   51.415592][  T164] RAX: 00000000ffffffa6 RBX: ff1100000eb58340 RCX: 1ff40000000feeef
[   51.415792][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000eb583f0
[   51.416066][  T164] RBP: ff110000119ca000 R08: 1fe2200001d6b07f R09: ff1100000c0151f8
[   51.416271][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   51.416470][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.416672][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   51.416974][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.417144][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7001 CR4: 0000000000771ef0
[   51.417350][  T164] PKRU: 55555554
[   51.417450][  T164] Call Trace:
[   51.417550][  T164]  <TASK>
[   51.417621][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.417794][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.418038][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.418173][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   51.418311][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.418445][  T164]  ? 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)
[   51.418581][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   51.418715][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.418850][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.419073][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   51.419216][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   51.419354][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   51.419522][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   51.419690][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   51.419826][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   51.420039][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   51.420213][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   51.420347][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   51.420482][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   51.420615][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   51.420749][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   51.420851][  T164]  new_sync_write (fs/read_write.c:595)
[   51.421076][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.421218][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   51.421353][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.421487][  T164]  ? ksys_write (fs/read_write.c:740)
[   51.421626][  T164]  vfs_write (fs/read_write.c:688)
[   51.421729][  T164]  ksys_write (fs/read_write.c:740)
[   51.421831][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   51.422050][  T164]  ? 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)
[   51.422185][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.422326][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.422459][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.422593][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.422727][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.422978][  T164] RIP: 0033:0x7f4f5d5d508e
[   51.423117][  T164] 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
[   51.423598][  T164] RSP: 002b:00007ffc17316190 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   51.423802][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   51.424059][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   51.424263][  T164] RBP: 00007ffc173161a0 R08: 0000000000000000 R09: 0000000000000000
[   51.424464][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   51.424664][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   51.497024][  T164] ------------[ cut here ]------------
| [   51.497285][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   51.497680][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.498530][  T164] Tainted: [W]=WARN
[   51.498655][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.498860][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.499075][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.499709][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   51.499976][  T164] RAX: 00000000ffffffa6 RBX: ff110000100ae640 RCX: 1ff40000000fee65
[   51.500228][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae6f0
[   51.500474][  T164] RBP: ff11000013232000 R08: 1fe2200002015cdf R09: ff1100000c015248
[   51.500718][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.501018][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013232000
[   51.501271][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.501562][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.501770][  T164] CR2: 00005634ecbfd000 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   51.502023][  T164] PKRU: 55555554
[   51.502147][  T164] Call Trace:
[   51.502276][  T164]  <TASK>
[   51.502361][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.502530][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.502656][  T164]  register_netdevice (net/core/dev.c:11488)
[   51.502824][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.503059][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   51.503238][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   51.503450][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   51.503621][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   51.503828][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   51.504000][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   51.504216][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   51.504382][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   51.504508][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   51.504676][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   51.504890][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   51.505059][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   51.505259][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   51.505434][  T164]  really_probe (drivers/base/dd.c:709)
[   51.505602][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   51.505766][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   51.505937][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   51.506132][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   51.506307][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   51.506473][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   51.506641][  T164]  __device_attach (drivers/base/dd.c:1101)
[   51.506805][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.507104][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   51.507314][  T164]  ? 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)
[   51.507480][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   51.507667][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   51.507830][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   51.508127][  T164]  device_add (drivers/base/core.c:3706)
[   51.508299][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   51.508509][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   51.508675][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   51.508841][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   51.509291][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.509458][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   51.509664][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   51.509829][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   51.510006][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   51.510172][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   51.510342][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   51.510586][  T164]  new_sync_write (fs/read_write.c:595)
[   51.510997][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.511162][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   51.511451][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.511618][  T164]  ? ksys_write (fs/read_write.c:740)
[   51.511790][  T164]  vfs_write (fs/read_write.c:688)
[   51.511921][  T164]  ksys_write (fs/read_write.c:740)
[   51.512071][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   51.512242][  T164]  ? 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)
[   51.512410][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.512576][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.512742][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.513020][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.513200][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.513404][  T164] RIP: 0033:0x7f4f5d5d508e
[   51.513601][  T164] 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
[   51.514193][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   51.514442][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   51.514683][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   51.514933][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   51.515180][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   51.515432][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   51.519976][  T164] ------------[ cut here ]------------
| [   51.520169][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   51.520494][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.521285][  T164] Tainted: [W]=WARN
[   51.521393][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.521579][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.521759][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.522259][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   51.522434][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194f240 RCX: 1ff40000000feeef
[   51.522648][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f2f0
[   51.522871][  T164] RBP: ff11000013232000 R08: 1fe2200002329e5f R09: ff1100000c0151f8
[   51.523108][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.523331][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   51.523539][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.523783][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.524023][  T164] CR2: 00005634ecbfd000 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   51.524234][  T164] PKRU: 55555554
[   51.524337][  T164] Call Trace:
[   51.524440][  T164]  <TASK>
[   51.524512][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   51.524688][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   51.524935][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   51.525078][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   51.525218][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   51.525353][  T164]  ? 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)
[   51.525494][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   51.525632][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.525771][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   51.525966][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   51.526164][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   51.526309][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   51.526484][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   51.526671][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   51.526833][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   51.527027][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   51.527201][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   51.527337][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   51.527473][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   51.527613][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   51.527751][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   51.527925][  T164]  new_sync_write (fs/read_write.c:595)
[   51.528066][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.528207][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   51.528346][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.528485][  T164]  ? ksys_write (fs/read_write.c:740)
[   51.528642][  T164]  vfs_write (fs/read_write.c:688)
[   51.528749][  T164]  ksys_write (fs/read_write.c:740)
[   51.528854][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   51.529047][  T164]  ? 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)
[   51.529183][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.529327][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.529464][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.529620][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.529762][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.530090][  T164] RIP: 0033:0x7f4f5d5d508e
[   51.530281][  T164] 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
[   51.530766][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   51.531122][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   51.531330][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   51.531546][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   51.531749][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   51.532189][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   51.582735][  T164] ------------[ cut here ]------------
| [   51.582962][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   51.583304][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.584063][  T164] Tainted: [W]=WARN
[   51.584172][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.584357][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.584583][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.585490][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   51.585679][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cf010c0 RCX: 1ff40000000feed1
[   51.585975][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf01170
[   51.586189][  T164] RBP: ff11000010ec2000 R08: 1fe22000019e022f R09: ff1100000c0151f8
[   51.586404][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.586616][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010ec2000
[   51.586828][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.587163][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.587347][  T164] CR2: 000055ff871b0000 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   51.587560][  T164] PKRU: 55555554
[   51.587667][  T164] Call Trace:
[   51.587775][  T164]  <TASK>
[   51.587848][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.588076][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.588185][  T164]  register_netdevice (net/core/dev.c:11488)
[   51.588334][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.588511][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   51.588656][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   51.588839][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   51.589064][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   51.589248][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   51.589428][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.589576][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   51.589718][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   51.589962][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   51.590107][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   51.590290][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   51.590432][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   51.590574][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   51.590717][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   51.590824][  T164]  new_sync_write (fs/read_write.c:595)
[   51.590971][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.591113][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   51.591261][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.591401][  T164]  ? ksys_write (fs/read_write.c:740)
[   51.591545][  T164]  vfs_write (fs/read_write.c:688)
[   51.591654][  T164]  ksys_write (fs/read_write.c:740)
[   51.591762][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   51.591908][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.592050][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.592197][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.592338][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.592478][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.592620][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.592796][  T164] RIP: 0033:0x7f4f5d5d508e
[   51.592950][  T164] 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
[   51.593457][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   51.593673][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   51.593891][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   51.594100][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   51.594318][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   51.594531][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   51.826357][  T164] ------------[ cut here ]------------
| [   51.826534][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   51.826826][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.827611][  T164] Tainted: [W]=WARN
[   51.827719][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.827904][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.828090][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.828613][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   51.828796][  T164] RAX: 00000000ffffffa6 RBX: ff110000100bedc0 RCX: 1ff40000000feed1
[   51.829023][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bee70
[   51.829249][  T164] RBP: ff11000010c22000 R08: 1fe2200002017dcf R09: ff1100000c0151f8
[   51.829464][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.829678][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000010c22000
[   51.829899][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.830150][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.830336][  T164] CR2: 00005634ecc19270 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   51.830550][  T164] PKRU: 55555554
[   51.830657][  T164] Call Trace:
[   51.830764][  T164]  <TASK>
[   51.830839][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.831068][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.831198][  T164]  register_netdevice (net/core/dev.c:11488)
[   51.831348][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   51.831527][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   51.831697][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   51.831886][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   51.832034][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   51.832219][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   51.832403][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.832548][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   51.832690][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   51.832875][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   51.833023][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   51.833205][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   51.833349][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   51.833491][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   51.833634][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   51.833742][  T164]  new_sync_write (fs/read_write.c:595)
[   51.833895][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.834039][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   51.834183][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.834328][  T164]  ? ksys_write (fs/read_write.c:740)
[   51.834475][  T164]  vfs_write (fs/read_write.c:688)
[   51.834584][  T164]  ksys_write (fs/read_write.c:740)
[   51.834691][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   51.834834][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.834980][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.835124][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.835271][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.835414][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.835558][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.835734][  T164] RIP: 0033:0x7f4f5d5d508e
[   51.835888][  T164] 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
[   51.836394][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   51.836612][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   51.836825][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   51.837046][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   51.837269][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   51.837486][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   51.966267][ T2769] ------------[ cut here ]------------
| [   51.966440][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2769
| [   51.966723][ T2769] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.968081][ T2769] Tainted: [W]=WARN
[   51.968188][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.968369][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.968553][ T2769] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.969134][ T2769] RSP: 0018:ffa0000006ac6f70 EFLAGS: 00010286
[   51.969312][ T2769] RAX: 00000000ffffffa6 RBX: ff1100000f2c0c40 RCX: 1ff4000000d58db4
[   51.969520][ T2769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0cf0
[   51.969728][ T2769] RBP: ff11000010ec2000 R08: 1fe2200001e5819f R09: ff1100000cc65180
[   51.970005][ T2769] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   51.970217][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   51.970424][ T2769] FS:  00007f037ed36840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   51.970670][ T2769] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.970845][ T2769] CR2: 00000000233d3a28 CR3: 000000000f731002 CR4: 0000000000771ef0
[   51.971112][ T2769] PKRU: 55555554
[   51.971222][ T2769] Call Trace:
[   51.971327][ T2769]  <TASK>
[   51.971400][ T2769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.971541][ T2769]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   51.971681][ T2769]  notifier_call_chain (kernel/notifier.c:85)
[   51.971823][ T2769]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   51.971971][ T2769]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   51.972113][ T2769]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   51.972261][ T2769]  netdev_upper_dev_link (net/core/dev.c:8972)
[   51.972400][ T2769]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   51.972541][ T2769] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   51.972686][ T2769]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   51.972831][ T2769] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   51.972976][ T2769]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   51.973120][ T2769]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   51.973264][ T2769]  ? nla_strscpy (lib/nlattr.c:795)
[   51.973405][ T2769]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   51.973545][ T2769]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.973685][ T2769]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.973825][ T2769]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.973976][ T2769]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.974120][ T2769]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.974267][ T2769]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.974408][ T2769]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.974548][ T2769]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.974686][ T2769]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.974823][ T2769]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.974971][ T2769]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.975112][ T2769]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.975255][ T2769]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.975397][ T2769]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.975537][ T2769]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.975677][ T2769]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.975818][ T2769]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.975963][ T2769]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.976102][ T2769]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.976245][ T2769]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.976385][ T2769]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.976527][ T2769]  ? 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))
[   51.976666][ T2769]  ? 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))
[   51.976810][ T2769]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.976960][ T2769]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.977103][ T2769]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.977249][ T2769]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.977389][ T2769]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.977532][ T2769]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.977675][ T2769]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.977814][ T2769]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.977959][ T2769]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.978133][ T2769]  ? move_addr_to_kernel (net/socket.c:258)
[   51.978278][ T2769]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.978418][ T2769]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.978559][ T2769]  ___sys_sendmsg (net/socket.c:2752)
[   51.978697][ T2769]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.978875][ T2769]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.979029][ T2769]  __sys_sendmsg (net/socket.c:2784)
[   51.979167][ T2769]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.979308][ T2769]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.979483][ T2769]  ? 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)
[   51.979622][ T2769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.979761][ T2769]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.979905][ T2769]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.980045][ T2769]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.980185][ T2769]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.980362][ T2769] RIP: 0033:0x7f037ef7008e
[   51.980508][ T2769] 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
[   51.981007][ T2769] RSP: 002b:00007ffeddd9b3e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.981222][ T2769] RAX: ffffffffffffffda RBX: 00007ffeddd9bb78 RCX: 00007f037ef7008e
[   51.981429][ T2769] RDX: 0000000000000000 RSI: 00007ffeddd9b490 RDI: 0000000000000005
[   51.981642][ T2769] RBP: 00007ffeddd9b3f0 R08: 0000000000000000 R09: 0000000000000000
[   51.981849][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   51.982060][ T2769] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeddd9bb50
| [   51.983710][ T2769] ------------[ cut here ]------------
| [   51.983871][ T2769] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2769
| [   51.984151][ T2769] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   51.984717][ T2769] Tainted: [W]=WARN
[   51.984822][ T2769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.985003][ T2769] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   51.985185][ T2769] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   51.985679][ T2769] RSP: 0018:ffa0000006ac6fd0 EFLAGS: 00010286
[   51.985853][ T2769] RAX: 00000000ffffffa6 RBX: ff110000100af240 RCX: 1ff4000000d58dc0
[   51.986070][ T2769] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af2f0
[   51.986282][ T2769] RBP: ff1100000cc12000 R08: 1fe2200002015e5f R09: ff1100000cc65180
[   51.986489][ T2769] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   51.986698][ T2769] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   51.986914][ T2769] FS:  00007f037ed36840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   51.987158][ T2769] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.987338][ T2769] CR2: 00005634b211dd5c CR3: 000000000f731004 CR4: 0000000000771ef0
[   51.987547][ T2769] PKRU: 55555554
[   51.987651][ T2769] Call Trace:
[   51.987755][ T2769]  <TASK>
[   51.987826][ T2769]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   51.987973][ T2769]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   51.988080][ T2769]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   51.988225][ T2769]  __dev_notify_flags (net/core/dev.c:9787)
[   51.988365][ T2769]  ? netif_change_name (net/core/dev.c:1495)
[   51.988505][ T2769]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   51.988646][ T2769]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   51.988784][ T2769]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   51.988930][ T2769] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   51.989076][ T2769]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   51.989224][ T2769] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   51.989365][ T2769]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   51.989510][ T2769]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   51.989650][ T2769]  ? nla_strscpy (lib/nlattr.c:795)
[   51.989790][ T2769]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   51.989938][ T2769]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   51.990078][ T2769]  ? __dev_get_by_name (net/core/dev.c:883)
[   51.990221][ T2769]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   51.990366][ T2769]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   51.990509][ T2769]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   51.990649][ T2769]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.990788][ T2769]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.990932][ T2769]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.991070][ T2769]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   51.991211][ T2769]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.991354][ T2769]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   51.991495][ T2769]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   51.991634][ T2769]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   51.991777][ T2769]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.991921][ T2769]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.992060][ T2769]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.992205][ T2769]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   51.992344][ T2769]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   51.992483][ T2769]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   51.992621][ T2769]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.992760][ T2769]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.992909][ T2769]  ? 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))
[   51.993047][ T2769]  ? 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))
[   51.993188][ T2769]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.993332][ T2769]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.993472][ T2769]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   51.993613][ T2769]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   51.993755][ T2769]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   51.993899][ T2769]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   51.994040][ T2769]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   51.994179][ T2769]  ? copy_msghdr_from_user (net/socket.c:2635)
[   51.994321][ T2769]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   51.994491][ T2769]  ? move_addr_to_kernel (net/socket.c:258)
[   51.994630][ T2769]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.994767][ T2769]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   51.994926][ T2769]  ___sys_sendmsg (net/socket.c:2752)
[   51.995075][ T2769]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   51.995273][ T2769]  ? copy_msghdr_from_user (net/socket.c:2603)
[   51.995432][ T2769]  __sys_sendmsg (net/socket.c:2784)
[   51.995578][ T2769]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   51.995725][ T2769]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   51.995913][ T2769]  ? 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)
[   51.996051][ T2769]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   51.996194][ T2769]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   51.996348][ T2769]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   51.996486][ T2769]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   51.996623][ T2769]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.996794][ T2769] RIP: 0033:0x7f037ef7008e
[   51.996943][ T2769] 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
[   51.997446][ T2769] RSP: 002b:00007ffeddd9b3e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.997655][ T2769] RAX: ffffffffffffffda RBX: 00007ffeddd9bb78 RCX: 00007f037ef7008e
[   51.997868][ T2769] RDX: 0000000000000000 RSI: 00007ffeddd9b490 RDI: 0000000000000005
[   51.998074][ T2769] RBP: 00007ffeddd9b3f0 R08: 0000000000000000 R09: 0000000000000000
[   51.998286][ T2769] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   51.998493][ T2769] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffeddd9bb50
| [   52.025815][ T2770] ------------[ cut here ]------------
| [   52.026451][ T2770] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2770
| [   52.026718][ T2770] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.027261][ T2770] Tainted: [W]=WARN
[   52.027358][ T2770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.027520][ T2770] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.027688][ T2770] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.028227][ T2770] RSP: 0018:ffa0000006ad7020 EFLAGS: 00010286
[   52.028395][ T2770] RAX: 00000000ffffffa6 RBX: ff1100000f2c10c0 RCX: 1ff4000000d5adca
[   52.028588][ T2770] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1170
[   52.028781][ T2770] RBP: ff1100000cc12000 R08: 1fe2200001e5822f R09: ff11000013148b58
[   52.028980][ T2770] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   52.029176][ T2770] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.029378][ T2770] FS:  00007fdaefce7840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   52.029605][ T2770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.029769][ T2770] CR2: 0000000009a51988 CR3: 000000000f5ae006 CR4: 0000000000771ef0
[   52.029970][ T2770] PKRU: 55555554
[   52.030068][ T2770] Call Trace:
[   52.030167][ T2770]  <TASK>
[   52.030242][ T2770]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.030376][ T2770]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.030475][ T2770]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.030606][ T2770]  __dev_notify_flags (net/core/dev.c:9787)
[   52.030740][ T2770]  ? netif_change_name (net/core/dev.c:1495)
[   52.030875][ T2770]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.031006][ T2770]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.031136][ T2770]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.031274][ T2770]  ? 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))
[   52.031407][ T2770]  netif_change_flags (net/core/dev.c:9820)
[   52.031539][ T2770]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.031669][ T2770]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.031801][ T2770]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.031939][ T2770]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.032100][ T2770]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.032237][ T2770]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.032368][ T2770]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.032498][ T2770]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.032628][ T2770]  ? __kernel_text_address (kernel/extable.c:79)
[   52.032761][ T2770]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.032901][ T2770]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.033033][ T2770]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.033165][ T2770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.033298][ T2770]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.033427][ T2770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.033556][ T2770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.033686][ T2770]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.033817][ T2770]  ? __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)
[   52.033953][ T2770]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.034086][ T2770]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.034223][ T2770]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.034353][ T2770]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.034486][ T2770]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.034620][ T2770]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.034751][ T2770]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.034886][ T2770]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.035016][ T2770]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.035149][ T2770]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.035286][ T2770]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.035415][ T2770]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.035545][ T2770]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.035674][ T2770]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.035806][ T2770]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.035940][ T2770]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.036073][ T2770]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.036207][ T2770]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.036337][ T2770]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.036470][ T2770]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.036600][ T2770]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.036731][ T2770]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.036860][ T2770]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.037000][ T2770]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.037135][ T2770]  ? 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))
[   52.037268][ T2770]  ? 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))
[   52.037400][ T2770]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.037532][ T2770]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.037663][ T2770]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.037794][ T2770]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.037931][ T2770]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.038063][ T2770]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.038200][ T2770]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.038331][ T2770]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.038460][ T2770]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.038621][ T2770]  ? move_addr_to_kernel (net/socket.c:258)
[   52.038752][ T2770]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.038887][ T2770]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.039021][ T2770]  ___sys_sendmsg (net/socket.c:2752)
[   52.039153][ T2770]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.039321][ T2770]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.039462][ T2770]  __sys_sendmsg (net/socket.c:2784)
[   52.039594][ T2770]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.039724][ T2770]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.039897][ T2770]  ? 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)
[   52.040028][ T2770]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.040160][ T2770]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.040296][ T2770]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.040425][ T2770]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.040556][ T2770]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.040720][ T2770] RIP: 0033:0x7fdaeff2108e
[   52.040859][ T2770] 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
[   52.041332][ T2770] RSP: 002b:00007ffdfc1c0680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.041530][ T2770] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdaeff2108e
[   52.041725][ T2770] RDX: 0000000000000000 RSI: 00007ffdfc1c0730 RDI: 0000000000000005
[   52.041928][ T2770] RBP: 00007ffdfc1c0690 R08: 0000000000000000 R09: 0000000000000000
[   52.042122][ T2770] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.042324][ T2770] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdfc1c0df0
| [   52.110860][ T2775] ------------[ cut here ]------------
| [   52.111026][ T2775] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2775
| [   52.111310][ T2775] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.111888][ T2775] Tainted: [W]=WARN
[   52.111997][ T2775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.112170][ T2775] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.112356][ T2775] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.112846][ T2775] RSP: 0018:ffa0000006b06f70 EFLAGS: 00010286
[   52.113355][ T2775] RAX: 00000000ffffffa6 RBX: ff1100000cf01540 RCX: 1ff4000000d60db4
[   52.113566][ T2775] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf015f0
[   52.113775][ T2775] RBP: ff11000010c22000 R08: 1fe22000019e02bf R09: ff1100000cb82e80
[   52.113991][ T2775] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   52.114202][ T2775] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   52.114411][ T2775] FS:  00007f6762ba9840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   52.114655][ T2775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.114831][ T2775] CR2: 0000000019286a28 CR3: 000000000c2f7002 CR4: 0000000000771ef0
[   52.115047][ T2775] PKRU: 55555554
[   52.115153][ T2775] Call Trace:
[   52.115262][ T2775]  <TASK>
[   52.115334][ T2775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.115475][ T2775]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.115615][ T2775]  notifier_call_chain (kernel/notifier.c:85)
[   52.115758][ T2775]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   52.115906][ T2775]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.116049][ T2775]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.116195][ T2775]  netdev_upper_dev_link (net/core/dev.c:8972)
[   52.116336][ T2775]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   52.116476][ T2775] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   52.116622][ T2775]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.116765][ T2775] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.116913][ T2775]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.117057][ T2775]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.117202][ T2775]  ? nla_strscpy (lib/nlattr.c:795)
[   52.117342][ T2775]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.117483][ T2775]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.117622][ T2775]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.117761][ T2775]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.117912][ T2775]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.118055][ T2775]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.118201][ T2775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.118341][ T2775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.118480][ T2775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.118618][ T2775]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.118756][ T2775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.118905][ T2775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.119047][ T2775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.119185][ T2775]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.119331][ T2775]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.119471][ T2775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.119609][ T2775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.119751][ T2775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.119896][ T2775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.120037][ T2775]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.120176][ T2775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.120321][ T2775]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.120464][ T2775]  ? 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))
[   52.120606][ T2775]  ? 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))
[   52.120747][ T2775]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.120891][ T2775]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.121031][ T2775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.121172][ T2775]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.121315][ T2775]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.121454][ T2775]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.121595][ T2775]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.121733][ T2775]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.121878][ T2775]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.122053][ T2775]  ? move_addr_to_kernel (net/socket.c:258)
[   52.122198][ T2775]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.122340][ T2775]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.122483][ T2775]  ___sys_sendmsg (net/socket.c:2752)
[   52.122621][ T2775]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.122794][ T2775]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.122953][ T2775]  __sys_sendmsg (net/socket.c:2784)
[   52.123093][ T2775]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.123235][ T2775]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.123411][ T2775]  ? 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)
[   52.123551][ T2775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.123691][ T2775]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.123830][ T2775]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.123974][ T2775]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.124114][ T2775]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.124291][ T2775] RIP: 0033:0x7f6762de308e
[   52.124440][ T2775] 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
[   52.124939][ T2775] RSP: 002b:00007ffdb5cf63d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.125150][ T2775] RAX: ffffffffffffffda RBX: 00007ffdb5cf6b68 RCX: 00007f6762de308e
[   52.125361][ T2775] RDX: 0000000000000000 RSI: 00007ffdb5cf6480 RDI: 0000000000000005
[   52.125570][ T2775] RBP: 00007ffdb5cf63e0 R08: 0000000000000000 R09: 0000000000000000
[   52.125777][ T2775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.125992][ T2775] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb5cf6b40
| [   52.127598][ T2775] ------------[ cut here ]------------
| [   52.127734][ T2775] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2775
| [   52.128010][ T2775] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.128571][ T2775] Tainted: [W]=WARN
[   52.128676][ T2775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.128849][ T2775] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.129034][ T2775] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.129533][ T2775] RSP: 0018:ffa0000006b06fd0 EFLAGS: 00010286
[   52.129708][ T2775] RAX: 00000000ffffffa6 RBX: ff1100000cf019c0 RCX: 1ff4000000d60dc0
[   52.129919][ T2775] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf01a70
[   52.130127][ T2775] RBP: ff1100000c0ea000 R08: 1fe22000019e034f R09: ff1100000cb82e80
[   52.130340][ T2775] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.130549][ T2775] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   52.130759][ T2775] FS:  00007f6762ba9840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   52.131008][ T2775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.131184][ T2775] CR2: 0000000019286a28 CR3: 000000000c2f7002 CR4: 0000000000771ef0
[   52.131398][ T2775] PKRU: 55555554
[   52.131502][ T2775] Call Trace:
[   52.131605][ T2775]  <TASK>
[   52.131679][ T2775]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.131821][ T2775]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.131932][ T2775]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.132071][ T2775]  __dev_notify_flags (net/core/dev.c:9787)
[   52.132216][ T2775]  ? netif_change_name (net/core/dev.c:1495)
[   52.132357][ T2775]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.132498][ T2775]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   52.132639][ T2775]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.132781][ T2775] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   52.132930][ T2775]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.133072][ T2775] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.133218][ T2775]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.133361][ T2775]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.133499][ T2775]  ? nla_strscpy (lib/nlattr.c:795)
[   52.133641][ T2775]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.133782][ T2775]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.133926][ T2775]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.134064][ T2775]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.134210][ T2775]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.134354][ T2775]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.134494][ T2775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.134632][ T2775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.134773][ T2775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.134914][ T2775]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.135053][ T2775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.135199][ T2775]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.135340][ T2775]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.135479][ T2775]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.135620][ T2775]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.135760][ T2775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.135903][ T2775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.136044][ T2775]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.136183][ T2775]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.136327][ T2775]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.136467][ T2775]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.136606][ T2775]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.136748][ T2775]  ? 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))
[   52.136893][ T2775]  ? 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))
[   52.137034][ T2775]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.137174][ T2775]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.137317][ T2775]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.137458][ T2775]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.137598][ T2775]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.137738][ T2775]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.137885][ T2775]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.138023][ T2775]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.138161][ T2775]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.138335][ T2775]  ? move_addr_to_kernel (net/socket.c:258)
[   52.138474][ T2775]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.138612][ T2775]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.138752][ T2775]  ___sys_sendmsg (net/socket.c:2752)
[   52.138909][ T2775]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.139087][ T2775]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.139241][ T2775]  __sys_sendmsg (net/socket.c:2784)
[   52.139379][ T2775]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.139517][ T2775]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.139692][ T2775]  ? 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)
[   52.139832][ T2775]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.139977][ T2775]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.140116][ T2775]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.140258][ T2775]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.140398][ T2775]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.140572][ T2775] RIP: 0033:0x7f6762de308e
[   52.140714][ T2775] 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
[   52.141214][ T2775] RSP: 002b:00007ffdb5cf63d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.141424][ T2775] RAX: ffffffffffffffda RBX: 00007ffdb5cf6b68 RCX: 00007f6762de308e
[   52.141633][ T2775] RDX: 0000000000000000 RSI: 00007ffdb5cf6480 RDI: 0000000000000005
[   52.141841][ T2775] RBP: 00007ffdb5cf63e0 R08: 0000000000000000 R09: 0000000000000000
[   52.142050][ T2775] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.142261][ T2775] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb5cf6b40
| [   52.166577][ T2776] ------------[ cut here ]------------
| [   52.166729][ T2776] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2776
| [   52.166997][ T2776] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.167537][ T2776] Tainted: [W]=WARN
[   52.167638][ T2776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.167803][ T2776] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.167979][ T2776] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.168447][ T2776] RSP: 0018:ffa0000006b17020 EFLAGS: 00010286
[   52.168613][ T2776] RAX: 00000000ffffffa6 RBX: ff1100000c964dc0 RCX: 1ff4000000d62dca
[   52.168808][ T2776] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964e70
[   52.169084][ T2776] RBP: ff1100000c0ea000 R08: 1fe220000192c9cf R09: ff1100000cb85158
[   52.169282][ T2776] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.169475][ T2776] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.169671][ T2776] FS:  00007fbbca1e4840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   52.169905][ T2776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.170067][ T2776] CR2: 0000000016a5e988 CR3: 000000001251b001 CR4: 0000000000771ef0
[   52.170267][ T2776] PKRU: 55555554
[   52.170364][ T2776] Call Trace:
[   52.170461][ T2776]  <TASK>
[   52.170529][ T2776]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.170664][ T2776]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.170764][ T2776]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.170899][ T2776]  __dev_notify_flags (net/core/dev.c:9787)
[   52.171029][ T2776]  ? netif_change_name (net/core/dev.c:1495)
[   52.171159][ T2776]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.171294][ T2776]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.171425][ T2776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.171555][ T2776]  ? 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))
[   52.171687][ T2776]  netif_change_flags (net/core/dev.c:9820)
[   52.171817][ T2776]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.171955][ T2776]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.172086][ T2776]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.172221][ T2776]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.172384][ T2776]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.172514][ T2776]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.172643][ T2776]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.172773][ T2776]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.172908][ T2776]  ? __kernel_text_address (kernel/extable.c:79)
[   52.173038][ T2776]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.173170][ T2776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.173301][ T2776]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.173430][ T2776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.173559][ T2776]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.173687][ T2776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.173815][ T2776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.173948][ T2776]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.174077][ T2776]  ? __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)
[   52.174213][ T2776]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.174344][ T2776]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.174476][ T2776]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.174609][ T2776]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.174740][ T2776]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.174875][ T2776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.175005][ T2776]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.175137][ T2776]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.175271][ T2776]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.175400][ T2776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.175533][ T2776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.175663][ T2776]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.175792][ T2776]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.175927][ T2776]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.176058][ T2776]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.176194][ T2776]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.176325][ T2776]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.176454][ T2776]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.176583][ T2776]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.176716][ T2776]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.176846][ T2776]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.176982][ T2776]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.177112][ T2776]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.177249][ T2776]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.177383][ T2776]  ? 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))
[   52.177512][ T2776]  ? 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))
[   52.177644][ T2776]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.177776][ T2776]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.177909][ T2776]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.178041][ T2776]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.178172][ T2776]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.178309][ T2776]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.178441][ T2776]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.178570][ T2776]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.178700][ T2776]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.178861][ T2776]  ? move_addr_to_kernel (net/socket.c:258)
[   52.178997][ T2776]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.179127][ T2776]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.179265][ T2776]  ___sys_sendmsg (net/socket.c:2752)
[   52.179394][ T2776]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.179556][ T2776]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.179703][ T2776]  __sys_sendmsg (net/socket.c:2784)
[   52.179835][ T2776]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.179974][ T2776]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.180138][ T2776]  ? 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)
[   52.180273][ T2776]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.180404][ T2776]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.180533][ T2776]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.180662][ T2776]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.180792][ T2776]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.180959][ T2776] RIP: 0033:0x7fbbca41e08e
[   52.181094][ T2776] 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
[   52.181564][ T2776] RSP: 002b:00007ffe1a6eccb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.181766][ T2776] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbbca41e08e
[   52.181967][ T2776] RDX: 0000000000000000 RSI: 00007ffe1a6ecd60 RDI: 0000000000000005
[   52.182164][ T2776] RBP: 00007ffe1a6eccc0 R08: 0000000000000000 R09: 0000000000000000
[   52.182362][ T2776] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.182554][ T2776] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe1a6ed420
| [   52.237674][ T2781] ------------[ cut here ]------------
| [   52.237819][ T2781] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2781
| [   52.238086][ T2781] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.238615][ T2781] Tainted: [W]=WARN
[   52.238711][ T2781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.238877][ T2781] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.239046][ T2781] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.239507][ T2781] RSP: 0018:ffa0000006b57020 EFLAGS: 00010286
[   52.239668][ T2781] RAX: 00000000ffffffa6 RBX: ff1100001194e640 RCX: 1ff4000000d6adca
[   52.239857][ T2781] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e6f0
[   52.240137][ T2781] RBP: ff1100000c0ea000 R08: 1fe2200002329cdf R09: ff11000012ded158
[   52.240333][ T2781] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   52.240524][ T2781] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.240714][ T2781] FS:  00007fedf57a4840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   52.240941][ T2781] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.241109][ T2781] CR2: 0000000036973988 CR3: 000000001039f006 CR4: 0000000000771ef0
[   52.241303][ T2781] PKRU: 55555554
[   52.241399][ T2781] Call Trace:
[   52.241493][ T2781]  <TASK>
[   52.241560][ T2781]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.241689][ T2781]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.241788][ T2781]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.241921][ T2781]  __dev_notify_flags (net/core/dev.c:9787)
[   52.242051][ T2781]  ? netif_change_name (net/core/dev.c:1495)
[   52.242178][ T2781]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   52.242311][ T2781]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.242438][ T2781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.242566][ T2781]  ? 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))
[   52.242696][ T2781]  netif_change_flags (net/core/dev.c:9820)
[   52.242823][ T2781]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.242958][ T2781]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.243090][ T2781]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.243226][ T2781]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.243384][ T2781]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.243511][ T2781]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.243639][ T2781]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.243765][ T2781]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.243955][ T2781]  ? __kernel_text_address (kernel/extable.c:79)
[   52.244084][ T2781]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.244218][ T2781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.244345][ T2781]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.244472][ T2781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.244599][ T2781]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.244728][ T2781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.244855][ T2781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.245069][ T2781]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.245201][ T2781]  ? __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)
[   52.245332][ T2781]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.245459][ T2781]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.245588][ T2781]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.245718][ T2781]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.245849][ T2781]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.246038][ T2781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.246166][ T2781]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.246300][ T2781]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.246425][ T2781]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.246553][ T2781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.246685][ T2781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.246813][ T2781]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.246998][ T2781]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.247126][ T2781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.247259][ T2781]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.247386][ T2781]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.247514][ T2781]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.247641][ T2781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.247769][ T2781]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.247973][ T2781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.248099][ T2781]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.248232][ T2781]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.248359][ T2781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.248489][ T2781]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.248619][ T2781]  ? 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))
[   52.248746][ T2781]  ? 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))
[   52.248937][ T2781]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.249066][ T2781]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.249196][ T2781]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.249328][ T2781]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.249456][ T2781]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.249585][ T2781]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.249713][ T2781]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.249839][ T2781]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.250047][ T2781]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.250206][ T2781]  ? move_addr_to_kernel (net/socket.c:258)
[   52.250337][ T2781]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.250466][ T2781]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.250594][ T2781]  ___sys_sendmsg (net/socket.c:2752)
[   52.250721][ T2781]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.250930][ T2781]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.251068][ T2781]  __sys_sendmsg (net/socket.c:2784)
[   52.251199][ T2781]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.251325][ T2781]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.251488][ T2781]  ? 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)
[   52.251615][ T2781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.251743][ T2781]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.251875][ T2781]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.252003][ T2781]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.252131][ T2781]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.252292][ T2781] RIP: 0033:0x7fedf59de08e
[   52.252426][ T2781] 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
[   52.252879][ T2781] RSP: 002b:00007ffff4504a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.253071][ T2781] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fedf59de08e
[   52.253265][ T2781] RDX: 0000000000000000 RSI: 00007ffff4504b00 RDI: 0000000000000005
[   52.253453][ T2781] RBP: 00007ffff4504a60 R08: 0000000000000000 R09: 0000000000000000
[   52.253642][ T2781] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.253833][ T2781] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff45051c0
| [   52.278125][ T2782] ------------[ cut here ]------------
| [   52.278326][ T2782] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2782
| [   52.278632][ T2782] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.279273][ T2782] Tainted: [W]=WARN
[   52.279418][ T2782] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.279625][ T2782] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.279874][ T2782] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.280382][ T2782] RSP: 0018:ffa0000006b67020 EFLAGS: 00010286
[   52.280593][ T2782] RAX: 00000000ffffffa6 RBX: ff110000100aedc0 RCX: 1ff4000000d6cdca
[   52.280842][ T2782] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100aee70
[   52.281263][ T2782] RBP: ff1100000cc12000 R08: 1fe2200002015dcf R09: ff1100000eb70b58
[   52.281574][ T2782] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   52.281915][ T2782] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.282253][ T2782] FS:  00007f19f40a2840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   52.282599][ T2782] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.282914][ T2782] CR2: 00007f19f43721a0 CR3: 00000000126f4003 CR4: 0000000000771ef0
[   52.283238][ T2782] PKRU: 55555554
[   52.283404][ T2782] Call Trace:
[   52.283543][ T2782]  <TASK>
[   52.283656][ T2782]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.283832][ T2782]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.283988][ T2782]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.284161][ T2782]  __dev_notify_flags (net/core/dev.c:9787)
[   52.284346][ T2782]  ? netif_change_name (net/core/dev.c:1495)
[   52.284521][ T2782]  ? __dev_change_flags (net/core/dev.c:1788 net/core/dev.c:9750)
[   52.284698][ T2782]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.284883][ T2782]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.285060][ T2782]  ? 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))
[   52.285241][ T2782]  netif_change_flags (net/core/dev.c:9820)
[   52.285417][ T2782]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.285591][ T2782]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.285771][ T2782]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.285963][ T2782]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.286184][ T2782]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.286369][ T2782]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.286543][ T2782]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.286718][ T2782]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.286905][ T2782]  ? __kernel_text_address (kernel/extable.c:79)
[   52.287085][ T2782]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.287279][ T2782]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.287454][ T2782]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.287630][ T2782]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.287803][ T2782]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.287989][ T2782]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.288163][ T2782]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.288346][ T2782]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.288535][ T2782]  ? __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)
[   52.288710][ T2782]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.288897][ T2782]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.289075][ T2782]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.289259][ T2782]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.289436][ T2782]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.289613][ T2782]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.289789][ T2782]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.289977][ T2782]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.290150][ T2782]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.290333][ T2782]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.290525][ T2782]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.290697][ T2782]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.290886][ T2782]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.291063][ T2782]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.291249][ T2782]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.291427][ T2782]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.291604][ T2782]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.291778][ T2782]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.291967][ T2782]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.292143][ T2782]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.292333][ T2782]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.292512][ T2782]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.292687][ T2782]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.292877][ T2782]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.293056][ T2782]  ? 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))
[   52.293237][ T2782]  ? 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))
[   52.293426][ T2782]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.293602][ T2782]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.293777][ T2782]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.293969][ T2782]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.294145][ T2782]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.294327][ T2782]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.294504][ T2782]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.294680][ T2782]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.294855][ T2782]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.295073][ T2782]  ? move_addr_to_kernel (net/socket.c:258)
[   52.295272][ T2782]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.295447][ T2782]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.295623][ T2782]  ___sys_sendmsg (net/socket.c:2752)
[   52.295797][ T2782]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.296017][ T2782]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.296210][ T2782]  __sys_sendmsg (net/socket.c:2784)
[   52.296386][ T2782]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.296562][ T2782]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.296781][ T2782]  ? 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)
[   52.296969][ T2782]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.297146][ T2782]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.297329][ T2782]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.297503][ T2782]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.297680][ T2782]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.297898][ T2782] RIP: 0033:0x7f19f42dc08e
[   52.298080][ T2782] 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
[   52.298596][ T2782] RSP: 002b:00007fff4cc39ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.298836][ T2782] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f19f42dc08e
[   52.299089][ T2782] RDX: 0000000000000000 RSI: 00007fff4cc39f90 RDI: 0000000000000005
[   52.299332][ T2782] RBP: 00007fff4cc39ef0 R08: 0000000000000000 R09: 0000000000000000
[   52.299570][ T2782] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.299807][ T2782] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4cc3a650
| [   52.335380][ T2783] ------------[ cut here ]------------
| [   52.335588][ T2783] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2783
| [   52.336268][ T2783] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.336969][ T2783] Tainted: [W]=WARN
[   52.337117][ T2783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.337331][ T2783] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.337543][ T2783] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.338389][ T2783] RSP: 0018:ffa0000006b77020 EFLAGS: 00010286
[   52.338599][ T2783] RAX: 00000000ffffffa6 RBX: ff11000009b1d840 RCX: 1ff4000000d6edca
[   52.338835][ T2783] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d8f0
[   52.339090][ T2783] RBP: ff1100000cc12000 R08: 1fe2200001363b1f R09: ff1100000eb72e58
[   52.339348][ T2783] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   52.339587][ T2783] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.339824][ T2783] FS:  00007f2b8c4e3840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   52.340117][ T2783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.340336][ T2783] CR2: 0000000001006988 CR3: 0000000013002006 CR4: 0000000000771ef0
[   52.340574][ T2783] PKRU: 55555554
[   52.340716][ T2783] Call Trace:
[   52.340858][ T2783]  <TASK>
[   52.340985][ T2783]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.341172][ T2783]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.341325][ T2783]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.341501][ T2783]  __dev_notify_flags (net/core/dev.c:9787)
[   52.341678][ T2783]  ? netif_change_name (net/core/dev.c:1495)
[   52.341851][ T2783]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.342038][ T2783]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.342221][ T2783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.342422][ T2783]  ? 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))
[   52.342601][ T2783]  netif_change_flags (net/core/dev.c:9820)
[   52.342780][ T2783]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.342967][ T2783]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.343145][ T2783]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.343329][ T2783]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.343534][ T2783]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.343719][ T2783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.343906][ T2783]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.344082][ T2783]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.344262][ T2783]  ? __kernel_text_address (kernel/extable.c:79)
[   52.344465][ T2783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.344641][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.344815][ T2783]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.345005][ T2783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.345180][ T2783]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.345365][ T2783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.345539][ T2783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.345715][ T2783]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.345901][ T2783]  ? __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)
[   52.346074][ T2783]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.346257][ T2783]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.346434][ T2783]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.346611][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.346791][ T2783]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.346987][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.347163][ T2783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.347345][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.347519][ T2783]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.347694][ T2783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.347918][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.348095][ T2783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.348362][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.348537][ T2783]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.348714][ T2783]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.348901][ T2783]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.349078][ T2783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.349273][ T2783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.349451][ T2783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.349632][ T2783]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.349806][ T2783]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.349996][ T2783]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.350180][ T2783]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.350364][ T2783]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.350543][ T2783]  ? 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))
[   52.350719][ T2783]  ? 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))
[   52.350919][ T2783]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.351097][ T2783]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.351279][ T2783]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.351457][ T2783]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.351634][ T2783]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.351810][ T2783]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.352000][ T2783]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.352176][ T2783]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.352361][ T2783]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.352566][ T2783]  ? move_addr_to_kernel (net/socket.c:258)
[   52.352743][ T2783]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.352931][ T2783]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.353108][ T2783]  ___sys_sendmsg (net/socket.c:2752)
[   52.353290][ T2783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.353496][ T2783]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.353684][ T2783]  __sys_sendmsg (net/socket.c:2784)
[   52.353873][ T2783]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.354046][ T2783]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.354264][ T2783]  ? 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)
[   52.354439][ T2783]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.354642][ T2783]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.354816][ T2783]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.355005][ T2783]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.355181][ T2783]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.355392][ T2783] RIP: 0033:0x7f2b8c71d08e
[   52.355571][ T2783] 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
[   52.356093][ T2783] RSP: 002b:00007ffe06d446a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.356342][ T2783] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2b8c71d08e
[   52.356584][ T2783] RDX: 0000000000000000 RSI: 00007ffe06d44750 RDI: 0000000000000005
[   52.356820][ T2783] RBP: 00007ffe06d446b0 R08: 0000000000000000 R09: 0000000000000000
[   52.357069][ T2783] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.357332][ T2783] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe06d44e10
| [   52.380184][ T2784] ------------[ cut here ]------------
| [   52.380358][ T2784] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2784
| [   52.380618][ T2784] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.381498][ T2784] Tainted: [W]=WARN
[   52.381596][ T2784] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.381756][ T2784] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.381936][ T2784] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.382396][ T2784] RSP: 0018:ffa0000006b87020 EFLAGS: 00010286
[   52.382559][ T2784] RAX: 00000000ffffffa6 RBX: ff11000009b1cac0 RCX: 1ff4000000d70dca
[   52.383012][ T2784] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1cb70
[   52.383209][ T2784] RBP: ff1100000c0ea000 R08: 1fe220000136396f R09: ff11000009df2e58
[   52.383402][ T2784] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.383593][ T2784] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.383787][ T2784] FS:  00007f60401c1840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   52.384018][ T2784] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.384179][ T2784] CR2: 00007f60404911a0 CR3: 000000000d612001 CR4: 0000000000771ef0
[   52.384376][ T2784] PKRU: 55555554
[   52.384472][ T2784] Call Trace:
[   52.384568][ T2784]  <TASK>
[   52.384635][ T2784]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.384767][ T2784]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.384870][ T2784]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.384999][ T2784]  __dev_notify_flags (net/core/dev.c:9787)
[   52.385128][ T2784]  ? netif_change_name (net/core/dev.c:1495)
[   52.385260][ T2784]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.385388][ T2784]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.385517][ T2784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.385648][ T2784]  ? 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))
[   52.385778][ T2784]  netif_change_flags (net/core/dev.c:9820)
[   52.385911][ T2784]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.386041][ T2784]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.386173][ T2784]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.386307][ T2784]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.386467][ T2784]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.386596][ T2784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.386724][ T2784]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.386851][ T2784]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.386986][ T2784]  ? __kernel_text_address (kernel/extable.c:79)
[   52.387116][ T2784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.387278][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.387407][ T2784]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.387534][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.387662][ T2784]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.387789][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.387943][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.388072][ T2784]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.388205][ T2784]  ? __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)
[   52.388333][ T2784]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.388462][ T2784]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.388615][ T2784]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.388749][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.388883][ T2784]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.389014][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.389142][ T2784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.389275][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.389402][ T2784]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.389531][ T2784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.389663][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.389790][ T2784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.389925][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.390054][ T2784]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.390210][ T2784]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.390343][ T2784]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.390475][ T2784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.390604][ T2784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.390759][ T2784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.390894][ T2784]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.391022][ T2784]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.391152][ T2784]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.391284][ T2784]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.391414][ T2784]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.391547][ T2784]  ? 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))
[   52.391676][ T2784]  ? 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))
[   52.391809][ T2784]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.391942][ T2784]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.392072][ T2784]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.392208][ T2784]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.392356][ T2784]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.392493][ T2784]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.392624][ T2784]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.392753][ T2784]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.392887][ T2784]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.393046][ T2784]  ? move_addr_to_kernel (net/socket.c:258)
[   52.393176][ T2784]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.393322][ T2784]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.393455][ T2784]  ___sys_sendmsg (net/socket.c:2752)
[   52.393584][ T2784]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.393745][ T2784]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.393889][ T2784]  __sys_sendmsg (net/socket.c:2784)
[   52.394019][ T2784]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.394147][ T2784]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.394315][ T2784]  ? 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)
[   52.394445][ T2784]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.394575][ T2784]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.394703][ T2784]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.394832][ T2784]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.394965][ T2784]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.395125][ T2784] RIP: 0033:0x7f60403fb08e
[   52.395265][ T2784] 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
[   52.395720][ T2784] RSP: 002b:00007ffc54475d20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.395919][ T2784] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60403fb08e
[   52.396111][ T2784] RDX: 0000000000000000 RSI: 00007ffc54475dd0 RDI: 0000000000000005
[   52.396309][ T2784] RBP: 00007ffc54475d30 R08: 0000000000000000 R09: 0000000000000000
[   52.396501][ T2784] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.396693][ T2784] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc54476490
| [   52.443026][ T2787] ------------[ cut here ]------------
| [   52.443198][ T2787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2787
| [   52.443481][ T2787] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.444049][ T2787] Tainted: [W]=WARN
[   52.444154][ T2787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.444335][ T2787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.444515][ T2787] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.445009][ T2787] RSP: 0018:ffa0000006b46f70 EFLAGS: 00010286
[   52.445183][ T2787] RAX: 00000000ffffffa6 RBX: ff1100000c086c40 RCX: 1ff4000000d68db4
[   52.445395][ T2787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086cf0
[   52.445601][ T2787] RBP: ff11000010ec2000 R08: 1fe2200001810d9f R09: ff11000012f0d180
[   52.445806][ T2787] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   52.446421][ T2787] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   52.446630][ T2787] FS:  00007f721ada9840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   52.446879][ T2787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.447053][ T2787] CR2: 000000000272ba28 CR3: 0000000012e75006 CR4: 0000000000771ef0
[   52.447264][ T2787] PKRU: 55555554
[   52.447367][ T2787] Call Trace:
[   52.447470][ T2787]  <TASK>
[   52.447541][ T2787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.447679][ T2787]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.447820][ T2787]  notifier_call_chain (kernel/notifier.c:85)
[   52.447968][ T2787]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   52.448108][ T2787]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.448257][ T2787]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.448398][ T2787]  netdev_upper_dev_link (net/core/dev.c:8972)
[   52.448537][ T2787]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   52.448678][ T2787] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   52.448824][ T2787]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.448972][ T2787] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.449115][ T2787]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.449265][ T2787]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.449404][ T2787]  ? nla_strscpy (lib/nlattr.c:795)
[   52.449545][ T2787]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.449685][ T2787]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.449825][ T2787]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.449970][ T2787]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.450114][ T2787]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.450261][ T2787]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.450402][ T2787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.450540][ T2787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.450679][ T2787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.450820][ T2787]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.450967][ T2787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.451110][ T2787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.451255][ T2787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.451393][ T2787]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.451533][ T2787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.451672][ T2787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.451810][ T2787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.451956][ T2787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.452095][ T2787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.452240][ T2787]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.452377][ T2787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.452516][ T2787]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.452658][ T2787]  ? 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))
[   52.452796][ T2787]  ? 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))
[   52.452942][ T2787]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.453083][ T2787]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.453229][ T2787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.453368][ T2787]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.453507][ T2787]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.453645][ T2787]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.453785][ T2787]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.453929][ T2787]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.454068][ T2787]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.454245][ T2787]  ? move_addr_to_kernel (net/socket.c:258)
[   52.454384][ T2787]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.454523][ T2787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.454663][ T2787]  ___sys_sendmsg (net/socket.c:2752)
[   52.454801][ T2787]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.454979][ T2787]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.455132][ T2787]  __sys_sendmsg (net/socket.c:2784)
[   52.455275][ T2787]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.455412][ T2787]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.455586][ T2787]  ? 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)
[   52.455725][ T2787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.455870][ T2787]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.456008][ T2787]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.456146][ T2787]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.456293][ T2787]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.456466][ T2787] RIP: 0033:0x7f721afe308e
[   52.456610][ T2787] 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
[   52.457108][ T2787] RSP: 002b:00007ffceecd2270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.457326][ T2787] RAX: ffffffffffffffda RBX: 00007ffceecd2a10 RCX: 00007f721afe308e
[   52.457532][ T2787] RDX: 0000000000000000 RSI: 00007ffceecd2320 RDI: 0000000000000005
[   52.457739][ T2787] RBP: 00007ffceecd2280 R08: 0000000000000000 R09: 0000000000000000
[   52.457951][ T2787] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.458159][ T2787] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceecd29e8
| [   52.459758][ T2787] ------------[ cut here ]------------
| [   52.459899][ T2787] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2787
| [   52.460172][ T2787] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.460732][ T2787] Tainted: [W]=WARN
[   52.460838][ T2787] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.461015][ T2787] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.461199][ T2787] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.461691][ T2787] RSP: 0018:ffa0000006b46fd0 EFLAGS: 00010286
[   52.461873][ T2787] RAX: 00000000ffffffa6 RBX: ff1100000c0870c0 RCX: 1ff4000000d68dc0
[   52.462082][ T2787] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087170
[   52.462292][ T2787] RBP: ff1100001284a000 R08: 1fe2200001810e2f R09: ff11000012f0d180
[   52.462498][ T2787] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   52.462706][ T2787] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001284ae04
[   52.462920][ T2787] FS:  00007f721ada9840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   52.463164][ T2787] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.463342][ T2787] CR2: 000000000272ba28 CR3: 0000000012e75006 CR4: 0000000000771ef0
[   52.463550][ T2787] PKRU: 55555554
[   52.463657][ T2787] Call Trace:
[   52.463761][ T2787]  <TASK>
[   52.463834][ T2787]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.463980][ T2787]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.464087][ T2787]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   52.464229][ T2787]  __dev_notify_flags (net/core/dev.c:9787)
[   52.464370][ T2787]  ? netif_change_name (net/core/dev.c:1495)
[   52.464510][ T2787]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   52.464651][ T2787]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   52.464790][ T2787]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.464936][ T2787] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   52.465077][ T2787]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   52.465225][ T2787] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   52.465367][ T2787]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   52.465510][ T2787]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   52.465650][ T2787]  ? nla_strscpy (lib/nlattr.c:795)
[   52.465789][ T2787]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   52.465935][ T2787]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.466074][ T2787]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.466217][ T2787]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.466361][ T2787]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.466503][ T2787]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.466644][ T2787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.466783][ T2787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.466925][ T2787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.467063][ T2787]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.467206][ T2787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.467349][ T2787]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.467490][ T2787]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.467629][ T2787]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.467769][ T2787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.467912][ T2787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.468050][ T2787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.468191][ T2787]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.468333][ T2787]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.468473][ T2787]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.468613][ T2787]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.468752][ T2787]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.468903][ T2787]  ? 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))
[   52.469041][ T2787]  ? 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))
[   52.469183][ T2787]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.469328][ T2787]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.469564][ T2787]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.469705][ T2787]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.469845][ T2787]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.469993][ T2787]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.470234][ T2787]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.470372][ T2787]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.470510][ T2787]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.470683][ T2787]  ? move_addr_to_kernel (net/socket.c:258)
[   52.470925][ T2787]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.471062][ T2787]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.471210][ T2787]  ___sys_sendmsg (net/socket.c:2752)
[   52.471348][ T2787]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.471616][ T2787]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.471769][ T2787]  __sys_sendmsg (net/socket.c:2784)
[   52.471912][ T2787]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.472051][ T2787]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.472231][ T2787]  ? 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)
[   52.472372][ T2787]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.472512][ T2787]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.472651][ T2787]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.472789][ T2787]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.472934][ T2787]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.473105][ T2787] RIP: 0033:0x7f721afe308e
[   52.473252][ T2787] 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
[   52.473745][ T2787] RSP: 002b:00007ffceecd2270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.473963][ T2787] RAX: ffffffffffffffda RBX: 00007ffceecd2a10 RCX: 00007f721afe308e
[   52.474169][ T2787] RDX: 0000000000000000 RSI: 00007ffceecd2320 RDI: 0000000000000005
[   52.474380][ T2787] RBP: 00007ffceecd2280 R08: 0000000000000000 R09: 0000000000000000
[   52.474588][ T2787] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.474794][ T2787] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffceecd29e8
| [   52.497491][ T2788] ------------[ cut here ]------------
| [   52.497634][ T2788] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2788
| [   52.497900][ T2788] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.498436][ T2788] Tainted: [W]=WARN
[   52.498535][ T2788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.498696][ T2788] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.498869][ T2788] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.499337][ T2788] RSP: 0018:ffa0000006707020 EFLAGS: 00010286
[   52.499502][ T2788] RAX: 00000000ffffffa6 RBX: ff11000010e230c0 RCX: 1ff4000000ce0dca
[   52.499699][ T2788] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e23170
[   52.499899][ T2788] RBP: ff1100001284a000 R08: 1fe22000021c462f R09: ff1100000cbd2e58
[   52.500095][ T2788] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.500292][ T2788] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.500487][ T2788] FS:  00007f56aea91840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   52.500714][ T2788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.500879][ T2788] CR2: 00007f56aed611a0 CR3: 00000000131af003 CR4: 0000000000771ef0
[   52.501076][ T2788] PKRU: 55555554
[   52.501173][ T2788] Call Trace:
[   52.501273][ T2788]  <TASK>
[   52.501340][ T2788]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.501472][ T2788]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.501571][ T2788]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.501704][ T2788]  __dev_notify_flags (net/core/dev.c:9787)
[   52.501833][ T2788]  ? netif_change_name (net/core/dev.c:1495)
[   52.501967][ T2788]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.502097][ T2788]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.502231][ T2788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.502361][ T2788]  ? 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))
[   52.502494][ T2788]  netif_change_flags (net/core/dev.c:9820)
[   52.502624][ T2788]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.502755][ T2788]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.502958][ T2788]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.503089][ T2788]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.503252][ T2788]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.503380][ T2788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.503510][ T2788]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.503641][ T2788]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.503770][ T2788]  ? __kernel_text_address (kernel/extable.c:79)
[   52.503980][ T2788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.504199][ T2788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.504329][ T2788]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.504459][ T2788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.504588][ T2788]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.504716][ T2788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.504844][ T2788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.505061][ T2788]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.505190][ T2788]  ? __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)
[   52.505322][ T2788]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.505452][ T2788]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.505585][ T2788]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.505717][ T2788]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.505851][ T2788]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.506061][ T2788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.506190][ T2788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.506338][ T2788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.506468][ T2788]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.506599][ T2788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.506731][ T2788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.506860][ T2788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.507065][ T2788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.507198][ T2788]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.507330][ T2788]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.507460][ T2788]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.507591][ T2788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.507722][ T2788]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.507851][ T2788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.508070][ T2788]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.508203][ T2788]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.508336][ T2788]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.508466][ T2788]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.508685][ T2788]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.508818][ T2788]  ? 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))
[   52.509121][ T2788]  ? 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))
[   52.509344][ T2788]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.509564][ T2788]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.509693][ T2788]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.509826][ T2788]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.510032][ T2788]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.510162][ T2788]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.510297][ T2788]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.510427][ T2788]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.510557][ T2788]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.510717][ T2788]  ? move_addr_to_kernel (net/socket.c:258)
[   52.511106][ T2788]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.511237][ T2788]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.511367][ T2788]  ___sys_sendmsg (net/socket.c:2752)
[   52.511498][ T2788]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.511744][ T2788]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.511965][ T2788]  __sys_sendmsg (net/socket.c:2784)
[   52.512095][ T2788]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.512228][ T2788]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.512393][ T2788]  ? 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)
[   52.512609][ T2788]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.512741][ T2788]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.513021][ T2788]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.513150][ T2788]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.513284][ T2788]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.513445][ T2788] RIP: 0033:0x7f56aeccb08e
[   52.513672][ T2788] 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
[   52.514228][ T2788] RSP: 002b:00007ffe37e0c200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.514424][ T2788] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f56aeccb08e
[   52.514705][ T2788] RDX: 0000000000000000 RSI: 00007ffe37e0c2b0 RDI: 0000000000000005
[   52.514917][ T2788] RBP: 00007ffe37e0c210 R08: 0000000000000000 R09: 0000000000000000
[   52.515203][ T2788] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.515396][ T2788] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe37e0c970
| [   52.598346][ T2797] ------------[ cut here ]------------
| [   52.598498][ T2797] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2797
| [   52.598762][ T2797] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.599434][ T2797] Tainted: [W]=WARN
[   52.599534][ T2797] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.599699][ T2797] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.599877][ T2797] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.600351][ T2797] RSP: 0018:ffa0000006be71b0 EFLAGS: 00010286
[   52.600515][ T2797] RAX: 00000000ffffffa6 RBX: ff1100001299d9c0 RCX: 1ff4000000d7cdfc
[   52.600711][ T2797] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001299da70
[   52.600909][ T2797] RBP: ff1100000ea84000 R08: 1fe2200002533b4f R09: ff11000013272e80
[   52.601106][ T2797] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   52.601307][ T2797] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   52.601504][ T2797] FS:  00007f682e924840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   52.601736][ T2797] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.601912][ T2797] CR2: 00007f793b8f0580 CR3: 0000000013287006 CR4: 0000000000771ef0
[   52.602114][ T2797] PKRU: 55555554
[   52.602217][ T2797] Call Trace:
[   52.602316][ T2797]  <TASK>
[   52.602384][ T2797]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.602525][ T2797]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.602627][ T2797]  __dev_notify_flags (net/core/dev.c:9787)
[   52.602757][ T2797]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   52.602896][ T2797]  ? netif_change_name (net/core/dev.c:1495)
[   52.603032][ T2797]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   52.603165][ T2797]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   52.603302][ T2797]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   52.603432][ T2797]  ? __dev_get_by_name (net/core/dev.c:883)
[   52.603564][ T2797]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   52.603701][ T2797]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   52.603837][ T2797]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.603974][ T2797]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.604105][ T2797]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.604239][ T2797]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.604369][ T2797]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.604498][ T2797]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.604634][ T2797]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.604766][ T2797]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.604904][ T2797]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.605034][ T2797]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.605166][ T2797]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.605301][ T2797]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.605433][ T2797]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.605562][ T2797]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.605693][ T2797]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.605821][ T2797]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.605958][ T2797]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.606092][ T2797]  ? 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))
[   52.606225][ T2797]  ? 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))
[   52.606357][ T2797]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.606487][ T2797]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.606618][ T2797]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.606749][ T2797]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.606885][ T2797]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.607018][ T2797]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.607150][ T2797]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.607284][ T2797]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.607413][ T2797]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.607574][ T2797]  ? move_addr_to_kernel (net/socket.c:258)
[   52.607709][ T2797]  ___sys_sendmsg (net/socket.c:2752)
[   52.607838][ T2797]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.608027][ T2797]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.608167][ T2797]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   52.608305][ T2797]  __sys_sendmsg (net/socket.c:2784)
[   52.608435][ T2797]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.608569][ T2797]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.608700][ T2797]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.608831][ T2797]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.608997][ T2797]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.609127][ T2797]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.609264][ T2797]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.609429][ T2797] RIP: 0033:0x7f682eb5e08e
[   52.609565][ T2797] 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
[   52.610037][ T2797] RSP: 002b:00007ffc64c3de10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.610246][ T2797] RAX: ffffffffffffffda RBX: 00007ffc64c3e5a8 RCX: 00007f682eb5e08e
[   52.610440][ T2797] RDX: 0000000000000000 RSI: 00007ffc64c3dec0 RDI: 0000000000000005
[   52.610635][ T2797] RBP: 00007ffc64c3de20 R08: 0000000000000000 R09: 0000000000000000
[   52.610829][ T2797] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb59
[   52.611028][ T2797] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc64c3e580
| [   52.642159][ T2798] ------------[ cut here ]------------
| [   52.642343][ T2798] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2798
| [   52.642648][ T2798] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.643301][ T2798] Tainted: [W]=WARN
[   52.643446][ T2798] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.643653][ T2798] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.643880][ T2798] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.644392][ T2798] RSP: 0018:ffa0000006bf7020 EFLAGS: 00010286
[   52.644602][ T2798] RAX: 00000000ffffffa6 RBX: ff110000100be040 RCX: 1ff4000000d7edca
[   52.644842][ T2798] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be0f0
[   52.645091][ T2798] RBP: ff1100000ea84000 R08: 1fe2200002017c1f R09: ff11000013275158
[   52.645335][ T2798] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   52.645575][ T2798] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.645817][ T2798] FS:  00007f16e9fda840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   52.646133][ T2798] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.646353][ T2798] CR2: 0000000026b79988 CR3: 0000000013267002 CR4: 0000000000771ef0
[   52.646597][ T2798] PKRU: 55555554
[   52.646742][ T2798] Call Trace:
[   52.646899][ T2798]  <TASK>
[   52.647013][ T2798]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.647203][ T2798]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.647353][ T2798]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.647532][ T2798]  __dev_notify_flags (net/core/dev.c:9787)
[   52.647710][ T2798]  ? netif_change_name (net/core/dev.c:1495)
[   52.647899][ T2798]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.648108][ T2798]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.648293][ T2798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.648475][ T2798]  ? 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))
[   52.648655][ T2798]  netif_change_flags (net/core/dev.c:9820)
[   52.648832][ T2798]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.649023][ T2798]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.649239][ T2798]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.649417][ T2798]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.649627][ T2798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.649807][ T2798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.650000][ T2798]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.650214][ T2798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.650392][ T2798]  ? __kernel_text_address (kernel/extable.c:79)
[   52.650571][ T2798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.650754][ T2798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.650951][ T2798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.651132][ T2798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.651332][ T2798]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.651512][ T2798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.651688][ T2798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.651878][ T2798]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.652056][ T2798]  ? __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)
[   52.652240][ T2798]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.652422][ T2798]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.652603][ T2798]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.652786][ T2798]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.652981][ T2798]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.653163][ T2798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.653348][ T2798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.653527][ T2798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.653705][ T2798]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.653892][ T2798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.654073][ T2798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.654256][ T2798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.654435][ T2798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.654613][ T2798]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.654794][ T2798]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.654982][ T2798]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.655159][ T2798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.655390][ T2798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.655574][ T2798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.655760][ T2798]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.655953][ T2798]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.656131][ T2798]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.656316][ T2798]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.656494][ T2798]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.656674][ T2798]  ? 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))
[   52.656851][ T2798]  ? 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))
[   52.657043][ T2798]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.657228][ T2798]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.657406][ T2798]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.657585][ T2798]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.657771][ T2798]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.657975][ T2798]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.658154][ T2798]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.658339][ T2798]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.658525][ T2798]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.658736][ T2798]  ? move_addr_to_kernel (net/socket.c:258)
[   52.658928][ T2798]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.659108][ T2798]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.659317][ T2798]  ___sys_sendmsg (net/socket.c:2752)
[   52.659528][ T2798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.659745][ T2798]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.659947][ T2798]  __sys_sendmsg (net/socket.c:2784)
[   52.660126][ T2798]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.660575][ T2798]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.660788][ T2798]  ? 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)
[   52.660979][ T2798]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.661186][ T2798]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.661386][ T2798]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.661563][ T2798]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.661740][ T2798]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.661964][ T2798] RIP: 0033:0x7f16ea21408e
[   52.662147][ T2798] 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
[   52.662675][ T2798] RSP: 002b:00007ffdcd7377f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.662936][ T2798] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f16ea21408e
[   52.663177][ T2798] RDX: 0000000000000000 RSI: 00007ffdcd7378a0 RDI: 0000000000000005
[   52.663456][ T2798] RBP: 00007ffdcd737800 R08: 0000000000000000 R09: 0000000000000000
[   52.663710][ T2798] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5a
[   52.663968][ T2798] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdcd737f60
| [   52.862645][ T2819] ------------[ cut here ]------------
| [   52.862825][ T2819] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2819
| [   52.863103][ T2819] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.863645][ T2819] Tainted: [W]=WARN
[   52.863744][ T2819] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.863911][ T2819] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.864082][ T2819] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.864550][ T2819] RSP: 0018:ffa0000006cd7020 EFLAGS: 00010286
[   52.864715][ T2819] RAX: 00000000ffffffa6 RBX: ff1100000c964c40 RCX: 1ff4000000d9adca
[   52.864921][ T2819] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964cf0
[   52.865117][ T2819] RBP: ff11000010ec2000 R08: 1fe220000192c99f R09: ff110000131c2e80
[   52.865315][ T2819] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   52.865511][ T2819] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   52.865709][ T2819] FS:  00007f6f4a70c840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   52.865943][ T2819] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.866109][ T2819] CR2: 000000001e811988 CR3: 0000000013181004 CR4: 0000000000771ef0
[   52.866309][ T2819] PKRU: 55555554
[   52.866408][ T2819] Call Trace:
[   52.866505][ T2819]  <TASK>
[   52.866574][ T2819]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   52.866708][ T2819]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   52.866808][ T2819]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   52.866942][ T2819]  __dev_notify_flags (net/core/dev.c:9787)
[   52.867075][ T2819]  ? netif_change_name (net/core/dev.c:1495)
[   52.867208][ T2819]  ? __dev_change_flags (net/core/dev.c:9752)
[   52.867338][ T2819]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   52.867468][ T2819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.867598][ T2819]  ? 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))
[   52.867729][ T2819]  netif_change_flags (net/core/dev.c:9820)
[   52.867860][ T2819]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   52.867999][ T2819]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   52.868130][ T2819]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.868295][ T2819]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.868425][ T2819]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.868555][ T2819]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.868683][ T2819]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.868813][ T2819]  ? __kernel_text_address (kernel/extable.c:79)
[   52.868949][ T2819]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.869082][ T2819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.869215][ T2819]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.869345][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.869475][ T2819]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   52.869604][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.869731][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.869867][ T2819]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   52.869999][ T2819]  ? __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)
[   52.870128][ T2819]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   52.870261][ T2819]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   52.870391][ T2819]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   52.870524][ T2819]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   52.870655][ T2819]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   52.870787][ T2819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.870976][ T2819]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.871106][ T2819]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.871238][ T2819]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   52.871368][ T2819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.871500][ T2819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.871629][ T2819]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.871759][ T2819]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.871945][ T2819]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   52.872077][ T2819]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   52.872210][ T2819]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   52.872341][ T2819]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.872471][ T2819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.872600][ T2819]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.872732][ T2819]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   52.872861][ T2819]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   52.873047][ T2819]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.873177][ T2819]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.873312][ T2819]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.873446][ T2819]  ? 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))
[   52.873576][ T2819]  ? 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))
[   52.873709][ T2819]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.873841][ T2819]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.874023][ T2819]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.874156][ T2819]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.874293][ T2819]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.874425][ T2819]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.874557][ T2819]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   52.874687][ T2819]  ? copy_msghdr_from_user (net/socket.c:2635)
[   52.874818][ T2819]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   52.875033][ T2819]  ? move_addr_to_kernel (net/socket.c:258)
[   52.875164][ T2819]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.875298][ T2819]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   52.875430][ T2819]  ___sys_sendmsg (net/socket.c:2752)
[   52.875559][ T2819]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   52.875720][ T2819]  ? copy_msghdr_from_user (net/socket.c:2603)
[   52.875915][ T2819]  __sys_sendmsg (net/socket.c:2784)
[   52.876045][ T2819]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   52.876175][ T2819]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   52.876345][ T2819]  ? 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)
[   52.876475][ T2819]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.876606][ T2819]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.876738][ T2819]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.876953][ T2819]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.877084][ T2819]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.877252][ T2819] RIP: 0033:0x7f6f4a94608e
[   52.877390][ T2819] 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
[   52.877853][ T2819] RSP: 002b:00007ffc7ae2ef50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.878139][ T2819] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6f4a94608e
[   52.878339][ T2819] RDX: 0000000000000000 RSI: 00007ffc7ae2f000 RDI: 0000000000000005
[   52.878535][ T2819] RBP: 00007ffc7ae2ef60 R08: 0000000000000000 R09: 0000000000000000
[   52.878732][ T2819] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5a
[   52.878994][ T2819] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7ae2f6c0
| [   52.979529][ T2830] ------------[ cut here ]------------
| [   52.979689][ T2830] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2830
| [   52.980894][ T2830] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   52.981443][ T2830] Tainted: [W]=WARN
[   52.981546][ T2830] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.981714][ T2830] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   52.982004][ T2830] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   52.982482][ T2830] RSP: 0018:ffa0000006d474e8 EFLAGS: 00010286
[   52.982652][ T2830] RAX: 00000000ffffffa6 RBX: ff110000100afcc0 RCX: 1ff4000000da8e63
[   52.982852][ T2830] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100afd70
[   52.983160][ T2830] RBP: ff11000010ec2000 R08: 1fe2200002015faf R09: ff1100000f748ba8
[   52.983362][ T2830] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   52.983558][ T2830] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   52.983757][ T2830] FS:  00007fe3e5601100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   52.984085][ T2830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.984257][ T2830] CR2: 00000000004d6034 CR3: 00000000132df002 CR4: 0000000000771ef0
[   52.984456][ T2830] PKRU: 55555554
[   52.984558][ T2830] Call Trace:
[   52.984658][ T2830]  <TASK>
[   52.984727][ T2830]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.984860][ T2830]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   52.985075][ T2830]  notifier_call_chain (kernel/notifier.c:85)
[   52.985212][ T2830]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   52.985344][ T2830]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   52.985477][ T2830]  ethnl_set_features (net/ethtool/features.c:288)
[   52.985611][ T2830]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.985746][ T2830]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   52.985938][ T2830]  ? __nla_validate_parse (lib/nlattr.c:635)
[   52.986071][ T2830]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   52.986241][ T2830]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   52.986374][ T2830]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   52.986541][ T2830]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   52.986675][ T2830]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   52.986808][ T2830]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.986946][ T2830]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   52.987078][ T2830]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   52.987247][ T2830]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   52.987411][ T2830]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   52.987544][ T2830]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.987679][ T2830]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   52.987812][ T2830]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   52.987953][ T2830]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   52.988088][ T2830]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.988229][ T2830]  ? 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))
[   52.988366][ T2830]  ? 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))
[   52.988501][ T2830]  genl_rcv (net/netlink/genetlink.c:1218)
[   52.988601][ T2830]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.988735][ T2830]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.988871][ T2830]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   52.989008][ T2830]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   52.989141][ T2830]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   52.989276][ T2830]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.989409][ T2830]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   52.989542][ T2830]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   52.989677][ T2830]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   52.989822][ T2830]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   52.989959][ T2830]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.990123][ T2830]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   52.990259][ T2830]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   52.990391][ T2830]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   52.990525][ T2830]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   52.990658][ T2830]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   52.990790][ T2830]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.990959][ T2830] RIP: 0033:0x7fe3e567208e
[   52.991098][ T2830] 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
[   52.991572][ T2830] RSP: 002b:00007ffddb43ce80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   52.991770][ T2830] RAX: ffffffffffffffda RBX: 00000000200e0010 RCX: 00007fe3e567208e
[   52.991971][ T2830] RDX: 0000000000000058 RSI: 00000000200e0120 RDI: 0000000000000005
[   52.992168][ T2830] RBP: 00007ffddb43ce90 R08: 00007fe3e5800980 R09: 000000000000000c
[   52.992371][ T2830] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000200e00b0
[   52.992569][ T2830] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.097256][ T2840] ------------[ cut here ]------------
| [   53.097431][ T2840] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2840
| [   53.097700][ T2840] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.098255][ T2840] Tainted: [W]=WARN
[   53.098358][ T2840] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.098523][ T2840] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.098696][ T2840] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.099176][ T2840] RSP: 0018:ffa0000006da74e8 EFLAGS: 00010286
[   53.099349][ T2840] RAX: 00000000ffffffa6 RBX: ff110000100bf240 RCX: 1ff4000000db4e63
[   53.099547][ T2840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bf2f0
[   53.099743][ T2840] RBP: ff11000010c22000 R08: 1fe2200002017e5f R09: ff11000013250ba8
[   53.099946][ T2840] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.100143][ T2840] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   53.100345][ T2840] FS:  00007f74d5f00100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   53.100579][ T2840] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.100748][ T2840] CR2: 00000000004d6034 CR3: 00000000126d8002 CR4: 0000000000771ef0
[   53.101006][ T2840] PKRU: 55555554
[   53.101105][ T2840] Call Trace:
[   53.101209][ T2840]  <TASK>
[   53.101333][ T2840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.101466][ T2840]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.101599][ T2840]  notifier_call_chain (kernel/notifier.c:85)
[   53.101737][ T2840]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.101925][ T2840]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.102059][ T2840]  ethnl_set_features (net/ethtool/features.c:288)
[   53.102198][ T2840]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.102331][ T2840]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.102466][ T2840]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.102604][ T2840]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.102771][ T2840]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.102960][ T2840]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.103126][ T2840]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.103263][ T2840]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.103396][ T2840]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.103531][ T2840]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.103666][ T2840]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.103829][ T2840]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.104046][ T2840]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.104178][ T2840]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.104317][ T2840]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.104451][ T2840]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.104581][ T2840]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.104714][ T2840]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.104853][ T2840]  ? 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))
[   53.105041][ T2840]  ? 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))
[   53.105175][ T2840]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.105277][ T2840]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.105412][ T2840]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.105543][ T2840]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.105677][ T2840]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.105810][ T2840]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.105962][ T2840]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.106096][ T2840]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.106234][ T2840]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.106367][ T2840]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.106511][ T2840]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.106642][ T2840]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.106807][ T2840]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.106944][ T2840]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.107076][ T2840]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.107208][ T2840]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.107338][ T2840]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.107472][ T2840]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.107634][ T2840] RIP: 0033:0x7f74d5f7108e
[   53.107772][ T2840] 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
[   53.108247][ T2840] RSP: 002b:00007ffc2cd0bef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.108449][ T2840] RAX: ffffffffffffffda RBX: 0000000016b67010 RCX: 00007f74d5f7108e
[   53.108646][ T2840] RDX: 0000000000000058 RSI: 0000000016b67120 RDI: 0000000000000005
[   53.108843][ T2840] RBP: 00007ffc2cd0bf00 R08: 00007f74d60ff980 R09: 000000000000000c
[   53.109047][ T2840] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000016b670b0
[   53.109246][ T2840] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.137514][ T2844] ------------[ cut here ]------------
| [   53.137671][ T2844] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/2844
| [   53.137945][ T2844] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.138487][ T2844] Tainted: [W]=WARN
[   53.138587][ T2844] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.138754][ T2844] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.139917][ T2844] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.140390][ T2844] RSP: 0018:ffa0000006de74e8 EFLAGS: 00010286
[   53.140558][ T2844] RAX: 00000000ffffffa6 RBX: ff11000009b1cf40 RCX: 1ff4000000dbce63
[   53.140753][ T2844] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1cff0
[   53.141065][ T2844] RBP: ff11000010ec2000 R08: 1fe22000013639ff R09: ff11000013238ba8
[   53.141264][ T2844] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   53.141462][ T2844] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   53.141659][ T2844] FS:  00007ff5a2173100(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   53.141999][ T2844] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.142167][ T2844] CR2: 00000000004d6034 CR3: 000000001322f006 CR4: 0000000000771ef0
[   53.142373][ T2844] PKRU: 55555554
[   53.142473][ T2844] Call Trace:
[   53.142573][ T2844]  <TASK>
[   53.142641][ T2844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.142775][ T2844]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.143013][ T2844]  notifier_call_chain (kernel/notifier.c:85)
[   53.143152][ T2844]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.143289][ T2844]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.143421][ T2844]  ethnl_set_features (net/ethtool/features.c:288)
[   53.143555][ T2844]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.143687][ T2844]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.143821][ T2844]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.144040][ T2844]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.144210][ T2844]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.144342][ T2844]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.144510][ T2844]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.144642][ T2844]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.144774][ T2844]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.144982][ T2844]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.145117][ T2844]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.145282][ T2844]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.145445][ T2844]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.145577][ T2844]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.145712][ T2844]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.145844][ T2844]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.146054][ T2844]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.146186][ T2844]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.146325][ T2844]  ? 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))
[   53.146455][ T2844]  ? 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))
[   53.146589][ T2844]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.146688][ T2844]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.146821][ T2844]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.146958][ T2844]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.147093][ T2844]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.147230][ T2844]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.147362][ T2844]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.147499][ T2844]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.147632][ T2844]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.147764][ T2844]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.147988][ T2844]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.148120][ T2844]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.148288][ T2844]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.148418][ T2844]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.148548][ T2844]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.148677][ T2844]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.148809][ T2844]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.148945][ T2844]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.149109][ T2844] RIP: 0033:0x7ff5a21e408e
[   53.149251][ T2844] 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
[   53.149716][ T2844] RSP: 002b:00007ffd548da800 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.149920][ T2844] RAX: ffffffffffffffda RBX: 0000000012d96010 RCX: 00007ff5a21e408e
[   53.150117][ T2844] RDX: 000000000000005c RSI: 0000000012d96120 RDI: 0000000000000005
[   53.150317][ T2844] RBP: 00007ffd548da810 R08: 00007ff5a2372980 R09: 000000000000000c
[   53.150512][ T2844] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000012d960b0
[   53.150705][ T2844] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.231287][ T2854] ------------[ cut here ]------------
| [   53.231478][ T2854] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/2854
| [   53.231793][ T2854] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.233929][ T2854] Tainted: [W]=WARN
[   53.234073][ T2854] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.234295][ T2854] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.234514][ T2854] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.235037][ T2854] RSP: 0018:ffa0000006e474e8 EFLAGS: 00010286
[   53.235257][ T2854] RAX: 00000000ffffffa6 RBX: ff1100000b2ea4c0 RCX: 1ff4000000dc8e63
[   53.235499][ T2854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea570
[   53.235743][ T2854] RBP: ff11000010c22000 R08: 1fe220000165d4af R09: ff11000010fe2ea8
[   53.236000][ T2854] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   53.236252][ T2854] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   53.236496][ T2854] FS:  00007fc81380d100(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   53.236774][ T2854] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.237001][ T2854] CR2: 00000000004d6034 CR3: 0000000010dbf005 CR4: 0000000000771ef0
[   53.237257][ T2854] PKRU: 55555554
[   53.237403][ T2854] Call Trace:
[   53.237551][ T2854]  <TASK>
[   53.237666][ T2854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.237845][ T2854]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.238038][ T2854]  notifier_call_chain (kernel/notifier.c:85)
[   53.238227][ T2854]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.238405][ T2854]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.238586][ T2854]  ethnl_set_features (net/ethtool/features.c:288)
[   53.238769][ T2854]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.238961][ T2854]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.239143][ T2854]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.239334][ T2854]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.239549][ T2854]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.239728][ T2854]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.239950][ T2854]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.240130][ T2854]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.240318][ T2854]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.240499][ T2854]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.240678][ T2854]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.240899][ T2854]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.241110][ T2854]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.241296][ T2854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.241480][ T2854]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.241659][ T2854]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.241836][ T2854]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.242027][ T2854]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.242216][ T2854]  ? 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))
[   53.242396][ T2854]  ? 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))
[   53.242577][ T2854]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.242723][ T2854]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.242915][ T2854]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.243092][ T2854]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.243278][ T2854]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.243459][ T2854]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.243638][ T2854]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.243819][ T2854]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.244012][ T2854]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.244192][ T2854]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.244388][ T2854]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.244567][ T2854]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.244778][ T2854]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.244968][ T2854]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.245146][ T2854]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.245332][ T2854]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.245510][ T2854]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.245691][ T2854]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.245913][ T2854] RIP: 0033:0x7fc81387e08e
[   53.246097][ T2854] 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
[   53.246614][ T2854] RSP: 002b:00007fff3c6cac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.246857][ T2854] RAX: ffffffffffffffda RBX: 000000001cc28010 RCX: 00007fc81387e08e
[   53.247115][ T2854] RDX: 000000000000005c RSI: 000000001cc28120 RDI: 0000000000000005
[   53.247365][ T2854] RBP: 00007fff3c6cac10 R08: 00007fc813a0c980 R09: 000000000000000c
[   53.247613][ T2854] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001cc280b0
[   53.247859][ T2854] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.336064][ T2864] ------------[ cut here ]------------
| [   53.336234][ T2864] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2864
| [   53.336504][ T2864] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.337056][ T2864] Tainted: [W]=WARN
[   53.337157][ T2864] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.337328][ T2864] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.337500][ T2864] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.337977][ T2864] RSP: 0018:ffa0000006e874e8 EFLAGS: 00010286
[   53.338145][ T2864] RAX: 00000000ffffffa6 RBX: ff11000010f36f40 RCX: 1ff4000000dd0e63
[   53.338347][ T2864] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010f36ff0
[   53.338545][ T2864] RBP: ff11000010ec2000 R08: 1fe22000021e6dff R09: ff110000133baea8
[   53.338744][ T2864] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.338944][ T2864] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   53.339144][ T2864] FS:  00007ff6cce9c100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   53.339383][ T2864] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.339551][ T2864] CR2: 00000000004d6034 CR3: 000000001333f005 CR4: 0000000000771ef0
[   53.339750][ T2864] PKRU: 55555554
[   53.339849][ T2864] Call Trace:
[   53.339954][ T2864]  <TASK>
[   53.340025][ T2864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.340156][ T2864]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.340294][ T2864]  notifier_call_chain (kernel/notifier.c:85)
[   53.340428][ T2864]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.340560][ T2864]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.340694][ T2864]  ethnl_set_features (net/ethtool/features.c:288)
[   53.340828][ T2864]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.340966][ T2864]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.341100][ T2864]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.341238][ T2864]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.341406][ T2864]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.341538][ T2864]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.341702][ T2864]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.341833][ T2864]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.341971][ T2864]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.342106][ T2864]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.342245][ T2864]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.342410][ T2864]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.342573][ T2864]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.342704][ T2864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.342839][ T2864]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.342975][ T2864]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.343106][ T2864]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.343242][ T2864]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.343381][ T2864]  ? 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))
[   53.343517][ T2864]  ? 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))
[   53.343652][ T2864]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.343752][ T2864]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.343890][ T2864]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.344024][ T2864]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.344158][ T2864]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.344361][ T2864]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.344499][ T2864]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.344634][ T2864]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.344769][ T2864]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.344908][ T2864]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.345054][ T2864]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.345186][ T2864]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.345358][ T2864]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.345491][ T2864]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.345623][ T2864]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.345755][ T2864]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.345892][ T2864]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.346024][ T2864]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.346188][ T2864] RIP: 0033:0x7ff6ccf0d08e
[   53.346330][ T2864] 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
[   53.346800][ T2864] RSP: 002b:00007ffcd6f3a4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.347004][ T2864] RAX: ffffffffffffffda RBX: 0000000003d80010 RCX: 00007ff6ccf0d08e
[   53.347206][ T2864] RDX: 0000000000000058 RSI: 0000000003d80120 RDI: 0000000000000005
[   53.347405][ T2864] RBP: 00007ffcd6f3a4d0 R08: 00007ff6cd09b980 R09: 000000000000000c
[   53.347603][ T2864] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000003d800b0
[   53.347803][ T2864] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.428343][ T2874] ------------[ cut here ]------------
| [   53.428495][ T2874] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2874
| [   53.428765][ T2874] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.429322][ T2874] Tainted: [W]=WARN
[   53.429425][ T2874] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.429591][ T2874] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.429765][ T2874] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.430345][ T2874] RSP: 0018:ffa0000006f374e8 EFLAGS: 00010286
[   53.430514][ T2874] RAX: 00000000ffffffa6 RBX: ff110000100ae4c0 RCX: 1ff4000000de6e63
[   53.430712][ T2874] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae570
[   53.430991][ T2874] RBP: ff11000010c22000 R08: 1fe2200002015caf R09: ff110000132751a8
[   53.431189][ T2874] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.431392][ T2874] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   53.431594][ T2874] FS:  00007fdf5eba7100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   53.431828][ T2874] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.432075][ T2874] CR2: 00000000004d6034 CR3: 0000000012f61004 CR4: 0000000000771ef0
[   53.432279][ T2874] PKRU: 55555554
[   53.432379][ T2874] Call Trace:
[   53.432555][ T2874]  <TASK>
[   53.432625][ T2874]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.432758][ T2874]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.432949][ T2874]  notifier_call_chain (kernel/notifier.c:85)
[   53.433086][ T2874]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.433222][ T2874]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.433356][ T2874]  ethnl_set_features (net/ethtool/features.c:288)
[   53.433489][ T2874]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.433621][ T2874]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.433757][ T2874]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.433949][ T2874]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.434115][ T2874]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.434253][ T2874]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.434420][ T2874]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.434552][ T2874]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.434685][ T2874]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.434820][ T2874]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.435009][ T2874]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.435172][ T2874]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.435340][ T2874]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.435473][ T2874]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.435609][ T2874]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.435741][ T2874]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.435927][ T2874]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.436059][ T2874]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.436194][ T2874]  ? 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))
[   53.436331][ T2874]  ? 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))
[   53.436466][ T2874]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.436566][ T2874]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.436700][ T2874]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.436833][ T2874]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.436983][ T2874]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.437116][ T2874]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.437254][ T2874]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.437387][ T2874]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.437520][ T2874]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.437654][ T2874]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.437798][ T2874]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.437937][ T2874]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.438102][ T2874]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.438239][ T2874]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.438371][ T2874]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.438503][ T2874]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.438634][ T2874]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.438767][ T2874]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.438937][ T2874] RIP: 0033:0x7fdf5ec1808e
[   53.439076][ T2874] 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
[   53.439546][ T2874] RSP: 002b:00007fffff2bc680 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.439745][ T2874] RAX: ffffffffffffffda RBX: 0000000008784010 RCX: 00007fdf5ec1808e
[   53.439949][ T2874] RDX: 0000000000000058 RSI: 0000000008784120 RDI: 0000000000000005
[   53.440145][ T2874] RBP: 00007fffff2bc690 R08: 00007fdf5eda6980 R09: 000000000000000c
[   53.440346][ T2874] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000087840b0
[   53.440543][ T2874] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.475339][ T2878] ------------[ cut here ]------------
| [   53.475485][ T2878] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2878
| [   53.475753][ T2878] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.476305][ T2878] Tainted: [W]=WARN
[   53.476406][ T2878] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.476572][ T2878] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.476745][ T2878] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.477229][ T2878] RSP: 0018:ffa0000006f774e8 EFLAGS: 00010286
[   53.477396][ T2878] RAX: 00000000ffffffa6 RBX: ff1100000c086dc0 RCX: 1ff4000000deee63
[   53.477591][ T2878] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086e70
[   53.477787][ T2878] RBP: ff11000010ec2000 R08: 1fe2200001810dcf R09: ff1100000c8b0ba8
[   53.478306][ T2878] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.478504][ T2878] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   53.478701][ T2878] FS:  00007fd8b30f9100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   53.478937][ T2878] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.479102][ T2878] CR2: 00000000004d6034 CR3: 000000001339f001 CR4: 0000000000771ef0
[   53.479303][ T2878] PKRU: 55555554
[   53.479401][ T2878] Call Trace:
[   53.479500][ T2878]  <TASK>
[   53.479567][ T2878]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.479698][ T2878]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.479831][ T2878]  notifier_call_chain (kernel/notifier.c:85)
[   53.479970][ T2878]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.480102][ T2878]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.480239][ T2878]  ethnl_set_features (net/ethtool/features.c:288)
[   53.480372][ T2878]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.480502][ T2878]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.480636][ T2878]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.480769][ T2878]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.480940][ T2878]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.481072][ T2878]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.481239][ T2878]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.481370][ T2878]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.481501][ T2878]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.481633][ T2878]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.481765][ T2878]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.481932][ T2878]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.482096][ T2878]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.482232][ T2878]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.482365][ T2878]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.482498][ T2878]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.482628][ T2878]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.482760][ T2878]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.482900][ T2878]  ? 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))
[   53.483034][ T2878]  ? 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))
[   53.483167][ T2878]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.483272][ T2878]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.483405][ T2878]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.483536][ T2878]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.483669][ T2878]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.483800][ T2878]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.483937][ T2878]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.484071][ T2878]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.484208][ T2878]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.484341][ T2878]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.484484][ T2878]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.484616][ T2878]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.484780][ T2878]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.484916][ T2878]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.485048][ T2878]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.485179][ T2878]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.485312][ T2878]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.485444][ T2878]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.485607][ T2878] RIP: 0033:0x7fd8b316a08e
[   53.485744][ T2878] 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
[   53.486221][ T2878] RSP: 002b:00007ffc6bc37f70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.486420][ T2878] RAX: ffffffffffffffda RBX: 0000000037486010 RCX: 00007fd8b316a08e
[   53.486615][ T2878] RDX: 000000000000005c RSI: 0000000037486120 RDI: 0000000000000005
[   53.486810][ T2878] RBP: 00007ffc6bc37f80 R08: 00007fd8b32f8980 R09: 000000000000000c
[   53.487013][ T2878] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000374860b0
[   53.487211][ T2878] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.575672][ T2888] ------------[ cut here ]------------
| [   53.575830][ T2888] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ethtool/2888
| [   53.576104][ T2888] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.576654][ T2888] Tainted: [W]=WARN
[   53.576755][ T2888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.577676][ T2888] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.577853][ T2888] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.578444][ T2888] RSP: 0018:ffa00000070074e8 EFLAGS: 00010286
[   53.578614][ T2888] RAX: 00000000ffffffa6 RBX: ff1100000f2c13c0 RCX: 1ff4000000e00e63
[   53.578811][ T2888] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1470
[   53.579118][ T2888] RBP: ff11000010c22000 R08: 1fe2200001e5828f R09: ff110000131c51a8
[   53.579324][ T2888] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   53.579522][ T2888] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000003
[   53.579722][ T2888] FS:  00007f03a487b100(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   53.580062][ T2888] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.580235][ T2888] CR2: 00000000004d6034 CR3: 000000000ea04002 CR4: 0000000000771ef0
[   53.580434][ T2888] PKRU: 55555554
[   53.580532][ T2888] Call Trace:
[   53.580632][ T2888]  <TASK>
[   53.580701][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.580833][ T2888]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.581071][ T2888]  notifier_call_chain (kernel/notifier.c:85)
[   53.581210][ T2888]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   53.581342][ T2888]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   53.581475][ T2888]  ethnl_set_features (net/ethtool/features.c:288)
[   53.581607][ T2888]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.581739][ T2888]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.581981][ T2888]  ? __nla_validate_parse (lib/nlattr.c:635)
[   53.582115][ T2888]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.582285][ T2888]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.582418][ T2888]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.582585][ T2888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.582716][ T2888]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.582848][ T2888]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.583065][ T2888]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.583203][ T2888]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.583366][ T2888]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   53.583530][ T2888]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   53.583662][ T2888]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.583797][ T2888]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.583995][ T2888]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.584125][ T2888]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.584265][ T2888]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.584400][ T2888]  ? 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))
[   53.584533][ T2888]  ? 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))
[   53.584667][ T2888]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.584766][ T2888]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.584955][ T2888]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.585087][ T2888]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.585226][ T2888]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.585359][ T2888]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.585492][ T2888]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.585623][ T2888]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.585756][ T2888]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   53.585973][ T2888]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   53.586117][ T2888]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   53.586253][ T2888]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.586418][ T2888]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   53.586550][ T2888]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   53.586684][ T2888]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.586815][ T2888]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.586951][ T2888]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.587084][ T2888]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.587252][ T2888] RIP: 0033:0x7f03a48ec08e
[   53.587391][ T2888] 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
[   53.587859][ T2888] RSP: 002b:00007ffe125fd140 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.588066][ T2888] RAX: ffffffffffffffda RBX: 0000000027330010 RCX: 00007f03a48ec08e
[   53.588266][ T2888] RDX: 000000000000005c RSI: 0000000027330120 RDI: 0000000000000005
[   53.588463][ T2888] RBP: 00007ffe125fd150 R08: 00007f03a4a7a980 R09: 000000000000000c
[   53.588658][ T2888] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000273300b0
[   53.588855][ T2888] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   53.693098][ T2898] ------------[ cut here ]------------
| [   53.693288][ T2898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2898
| [   53.693593][ T2898] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.694405][ T2898] Tainted: [W]=WARN
[   53.694637][ T2898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.694955][ T2898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.695257][ T2898] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.695812][ T2898] RSP: 0018:ffa00000070a6fe0 EFLAGS: 00010286
[   53.696031][ T2898] RAX: 00000000ffffffa6 RBX: ff11000010e239c0 RCX: 1ff4000000e14dc2
[   53.696273][ T2898] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e23a70
[   53.696509][ T2898] RBP: ff11000010ec2000 R08: 1fe22000021c474f R09: ff11000012f0ae58
[   53.696744][ T2898] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   53.696992][ T2898] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   53.697238][ T2898] FS:  00007f16caadf840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   53.697510][ T2898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.697718][ T2898] CR2: 000000002fb7c988 CR3: 00000000100df001 CR4: 0000000000771ef0
[   53.697972][ T2898] PKRU: 55555554
[   53.698114][ T2898] Call Trace:
[   53.698265][ T2898]  <TASK>
[   53.698379][ T2898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.698557][ T2898]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.698734][ T2898]  notifier_call_chain (kernel/notifier.c:85)
[   53.698925][ T2898]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.699102][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.699288][ T2898]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.699497][ T2898]  ? 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)
[   53.699672][ T2898]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.699851][ T2898]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.700039][ T2898]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.700254][ T2898]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   53.700433][ T2898] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.700615][ T2898]  ? write_profile (kernel/profile.c:194)
[   53.700792][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.700977][ T2898]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   53.701188][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.701374][ T2898]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   53.701549][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.701725][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.701913][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.702089][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.702270][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.702464][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.702639][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.702816][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.703003][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.703178][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.703363][ T2898]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.703542][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.703717][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.703906][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.704083][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.704267][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.704444][ T2898]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.704623][ T2898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.704800][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.704989][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.705166][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.705347][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.705526][ T2898]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.705703][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.705895][ T2898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.706076][ T2898]  ? 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))
[   53.706260][ T2898]  ? 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))
[   53.706444][ T2898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.706625][ T2898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.706801][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.706993][ T2898]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.707173][ T2898]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.707357][ T2898]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.707535][ T2898]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.707711][ T2898]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.707897][ T2898]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.708106][ T2898]  ? move_addr_to_kernel (net/socket.c:258)
[   53.708296][ T2898]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.708477][ T2898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.708657][ T2898]  ___sys_sendmsg (net/socket.c:2752)
[   53.708833][ T2898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.709056][ T2898]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.709251][ T2898]  __sys_sendmsg (net/socket.c:2784)
[   53.709432][ T2898]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.709611][ T2898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.709823][ T2898]  ? 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)
[   53.710011][ T2898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.710188][ T2898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.710375][ T2898]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.710553][ T2898]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.710733][ T2898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.710953][ T2898] RIP: 0033:0x7f16cad1908e
[   53.711137][ T2898] 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
[   53.711653][ T2898] RSP: 002b:00007ffc57fa0460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.711907][ T2898] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f16cad1908e
[   53.712147][ T2898] RDX: 0000000000000000 RSI: 00007ffc57fa0510 RDI: 0000000000000005
[   53.712395][ T2898] RBP: 00007ffc57fa0470 R08: 0000000000000000 R09: 0000000000000000
[   53.712636][ T2898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.712886][ T2898] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc57fa0bd0
| [   53.715006][ T2898] ------------[ cut here ]------------
| [   53.715140][ T2898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2898
| [   53.715393][ T2898] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.715910][ T2898] Tainted: [W]=WARN
[   53.716005][ T2898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.716162][ T2898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.716329][ T2898] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.716774][ T2898] RSP: 0018:ffa00000070a7060 EFLAGS: 00010286
[   53.716939][ T2898] RAX: 00000000ffffffa6 RBX: ff110000100af6c0 RCX: 1ff4000000e14dd2
[   53.717136][ T2898] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100af770
[   53.717328][ T2898] RBP: ff1100000cc12000 R08: 1fe2200002015eef R09: ff11000012f0ae58
[   53.717516][ T2898] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   53.717703][ T2898] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000070a7100
[   53.718049][ T2898] FS:  00007f16caadf840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   53.718275][ T2898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.718433][ T2898] CR2: 00007fcea46422a0 CR3: 00000000100df001 CR4: 0000000000771ef0
[   53.718622][ T2898] PKRU: 55555554
[   53.718716][ T2898] Call Trace:
[   53.718810][ T2898]  <TASK>
[   53.718879][ T2898]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.719008][ T2898]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.719105][ T2898]  netif_close_many (net/core/dev.c:1804)
[   53.719233][ T2898]  ? 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)
[   53.719357][ T2898]  ? __dev_close_many (net/core/dev.c:1781)
[   53.719482][ T2898]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.719640][ T2898]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.719796][ T2898]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.719932][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.720059][ T2898]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.720221][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.720348][ T2898]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.720475][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.720599][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.720724][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.720849][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.720980][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.721123][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.721254][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.721381][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.721506][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.721631][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.721755][ T2898]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.721889][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.722014][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.722140][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.722269][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.722395][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.722520][ T2898]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.722646][ T2898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.722770][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.722899][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.723027][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.723151][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.723283][ T2898]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.723408][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.723535][ T2898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.723664][ T2898]  ? 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))
[   53.723790][ T2898]  ? 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))
[   53.723923][ T2898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.724049][ T2898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.724174][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.724303][ T2898]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.724428][ T2898]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.724556][ T2898]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.724684][ T2898]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.724810][ T2898]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.724938][ T2898]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.725093][ T2898]  ? move_addr_to_kernel (net/socket.c:258)
[   53.725222][ T2898]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.725348][ T2898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.725477][ T2898]  ___sys_sendmsg (net/socket.c:2752)
[   53.725602][ T2898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.725758][ T2898]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.725901][ T2898]  __sys_sendmsg (net/socket.c:2784)
[   53.726027][ T2898]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.726153][ T2898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.726316][ T2898]  ? 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)
[   53.726442][ T2898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.726568][ T2898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.726695][ T2898]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.726820][ T2898]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.726950][ T2898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.727106][ T2898] RIP: 0033:0x7f16cad1908e
[   53.727241][ T2898] 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
[   53.727687][ T2898] RSP: 002b:00007ffc57fa0460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.727880][ T2898] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f16cad1908e
[   53.728071][ T2898] RDX: 0000000000000000 RSI: 00007ffc57fa0510 RDI: 0000000000000005
[   53.728262][ T2898] RBP: 00007ffc57fa0470 R08: 0000000000000000 R09: 0000000000000000
[   53.728449][ T2898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.728637][ T2898] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc57fa0bd0
| [   53.734317][ T2898] ------------[ cut here ]------------
| [   53.734458][ T2898] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2898
| [   53.734702][ T2898] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.735210][ T2898] Tainted: [W]=WARN
[   53.735302][ T2898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.735457][ T2898] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.735615][ T2898] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.736054][ T2898] RSP: 0018:ffa00000070a7190 EFLAGS: 00010286
[   53.736210][ T2898] RAX: 00000000ffffffa6 RBX: ff1100000cc68ac0 RCX: 1ff4000000e14df8
[   53.736390][ T2898] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68b70
[   53.736570][ T2898] RBP: ff1100000cc12000 R08: 1fe220000198d16f R09: ff11000012f0ae58
[   53.736749][ T2898] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.736984][ T2898] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.737164][ T2898] FS:  00007f16caadf840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   53.737379][ T2898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.737530][ T2898] CR2: 00007f86ea1fd2a0 CR3: 00000000100df005 CR4: 0000000000771ef0
[   53.737708][ T2898] PKRU: 55555554
[   53.737798][ T2898] Call Trace:
[   53.737932][ T2898]  <TASK>
[   53.737995][ T2898]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.738154][ T2898]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.738311][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.738434][ T2898]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.738555][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.738674][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.738794][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.738920][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.739041][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.739179][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.739302][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.739422][ T2898]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.739547][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.739676][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.739797][ T2898]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.739924][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.740046][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.740166][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.740290][ T2898]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.740411][ T2898]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.740530][ T2898]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.740651][ T2898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.740770][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.740895][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.741018][ T2898]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.741137][ T2898]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.741261][ T2898]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.741380][ T2898]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.741502][ T2898]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.741627][ T2898]  ? 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))
[   53.741746][ T2898]  ? 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))
[   53.741874][ T2898]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.741997][ T2898]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.742121][ T2898]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.742247][ T2898]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.742370][ T2898]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.742491][ T2898]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.742612][ T2898]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.742731][ T2898]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.742851][ T2898]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.743004][ T2898]  ? move_addr_to_kernel (net/socket.c:258)
[   53.743126][ T2898]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.743249][ T2898]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.743369][ T2898]  ___sys_sendmsg (net/socket.c:2752)
[   53.743490][ T2898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.743640][ T2898]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.743773][ T2898]  __sys_sendmsg (net/socket.c:2784)
[   53.743899][ T2898]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.744017][ T2898]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.744169][ T2898]  ? 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)
[   53.744292][ T2898]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.744412][ T2898]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.744532][ T2898]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.744651][ T2898]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.744772][ T2898]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.744928][ T2898] RIP: 0033:0x7f16cad1908e
[   53.745053][ T2898] 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
[   53.745480][ T2898] RSP: 002b:00007ffc57fa0460 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.745663][ T2898] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f16cad1908e
[   53.745840][ T2898] RDX: 0000000000000000 RSI: 00007ffc57fa0510 RDI: 0000000000000005
[   53.746023][ T2898] RBP: 00007ffc57fa0470 R08: 0000000000000000 R09: 0000000000000000
[   53.746206][ T2898] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.746386][ T2898] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc57fa0bd0
| [   53.786178][ T2899] ------------[ cut here ]------------
| [   53.786361][ T2899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2899
| [   53.786668][ T2899] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.787982][ T2899] Tainted: [W]=WARN
[   53.788129][ T2899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.788359][ T2899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.788580][ T2899] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.789103][ T2899] RSP: 0018:ffa00000070b6fe0 EFLAGS: 00010286
[   53.789323][ T2899] RAX: 00000000ffffffa6 RBX: ff1100001194f840 RCX: 1ff4000000e16dc2
[   53.789567][ T2899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f8f0
[   53.789808][ T2899] RBP: ff11000010c22000 R08: 1fe2200002329f1f R09: ff11000013478b58
[   53.790062][ T2899] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   53.790307][ T2899] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   53.790548][ T2899] FS:  00007fd672f9b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   53.790822][ T2899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.791047][ T2899] CR2: 0000000038062988 CR3: 00000000132de004 CR4: 0000000000771ef0
[   53.791298][ T2899] PKRU: 55555554
[   53.791443][ T2899] Call Trace:
[   53.791588][ T2899]  <TASK>
[   53.791701][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.791891][ T2899]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.792073][ T2899]  notifier_call_chain (kernel/notifier.c:85)
[   53.792262][ T2899]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.792444][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.792624][ T2899]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.792833][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.793030][ T2899]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   53.793244][ T2899]  ? 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)
[   53.793425][ T2899]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.793606][ T2899]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.793786][ T2899]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.794010][ T2899] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.794193][ T2899]  ? write_profile (kernel/profile.c:194)
[   53.794381][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.794560][ T2899]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   53.794772][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.794970][ T2899]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   53.795150][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.795334][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.795515][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.795693][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.795883][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.796083][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.796270][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.796450][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.796627][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.796806][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.796996][ T2899]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.797176][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.797362][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.797541][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.797721][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.797915][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.798093][ T2899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.798278][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.798457][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.798634][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.798815][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.799008][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.799188][ T2899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.799373][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.799550][ T2899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.799731][ T2899]  ? 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))
[   53.799919][ T2899]  ? 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))
[   53.800101][ T2899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.800289][ T2899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.800468][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.800649][ T2899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.800830][ T2899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.801020][ T2899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.801208][ T2899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.801387][ T2899]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.801564][ T2899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.801774][ T2899]  ? move_addr_to_kernel (net/socket.c:258)
[   53.801968][ T2899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.802146][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.802336][ T2899]  ___sys_sendmsg (net/socket.c:2752)
[   53.802513][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.802725][ T2899]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.802927][ T2899]  __sys_sendmsg (net/socket.c:2784)
[   53.803108][ T2899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.803293][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.803507][ T2899]  ? 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)
[   53.803686][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.803878][ T2899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.804056][ T2899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.804240][ T2899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.804420][ T2899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.804627][ T2899] RIP: 0033:0x7fd6731d508e
[   53.804810][ T2899] 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
[   53.805338][ T2899] RSP: 002b:00007ffd728d0490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.805581][ T2899] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6731d508e
[   53.805820][ T2899] RDX: 0000000000000000 RSI: 00007ffd728d0540 RDI: 0000000000000005
[   53.806077][ T2899] RBP: 00007ffd728d04a0 R08: 0000000000000000 R09: 0000000000000000
[   53.806325][ T2899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.806566][ T2899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd728d0c00
| [   53.814060][ T2899] ------------[ cut here ]------------
| [   53.814240][ T2899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2899
| [   53.814542][ T2899] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.815881][ T2899] Tainted: [W]=WARN
[   53.816171][ T2899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.816428][ T2899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.816693][ T2899] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.817259][ T2899] RSP: 0018:ffa00000070b7060 EFLAGS: 00010286
[   53.817518][ T2899] RAX: 00000000ffffffa6 RBX: ff1100001194f540 RCX: 1ff4000000e16dd2
[   53.817802][ T2899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f5f0
[   53.818098][ T2899] RBP: ff1100000c0ea000 R08: 1fe2200002329ebf R09: ff11000013478b58
[   53.818392][ T2899] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.818678][ T2899] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000070b7100
[   53.818977][ T2899] FS:  00007fd672f9b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   53.819299][ T2899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.819554][ T2899] CR2: 0000000038062988 CR3: 00000000132de004 CR4: 0000000000771ef0
[   53.819840][ T2899] PKRU: 55555554
[   53.820045][ T2899] Call Trace:
[   53.820243][ T2899]  <TASK>
[   53.820408][ T2899]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.820634][ T2899]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.820828][ T2899]  netif_close_many (net/core/dev.c:1804)
[   53.821060][ T2899]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   53.821323][ T2899]  ? 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)
[   53.821549][ T2899]  ? __dev_close_many (net/core/dev.c:1781)
[   53.821773][ T2899]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.822040][ T2899]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.822297][ T2899]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.822524][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.822746][ T2899]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.823017][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.823248][ T2899]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.823475][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.823699][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.823934][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.824157][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.824389][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.824630][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.824855][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.825139][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.825373][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.825599][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.825821][ T2899]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.826057][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.826284][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.826513][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.826737][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.826974][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.827204][ T2899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.827428][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.827632][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.827802][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.827990][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.828164][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.828341][ T2899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.828513][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.828686][ T2899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.828859][ T2899]  ? 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))
[   53.829043][ T2899]  ? 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))
[   53.829223][ T2899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.829401][ T2899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.829572][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.829746][ T2899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.829933][ T2899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.830105][ T2899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.830286][ T2899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.830457][ T2899]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.830628][ T2899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.830832][ T2899]  ? move_addr_to_kernel (net/socket.c:258)
[   53.831014][ T2899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.831186][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.831366][ T2899]  ___sys_sendmsg (net/socket.c:2752)
[   53.831537][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.831738][ T2899]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.831936][ T2899]  __sys_sendmsg (net/socket.c:2784)
[   53.832112][ T2899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.832289][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.832495][ T2899]  ? 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)
[   53.832667][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.832840][ T2899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.833024][ T2899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.833195][ T2899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.833380][ T2899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.833581][ T2899] RIP: 0033:0x7fd6731d508e
[   53.833757][ T2899] 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
[   53.834260][ T2899] RSP: 002b:00007ffd728d0490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.834496][ T2899] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6731d508e
[   53.834728][ T2899] RDX: 0000000000000000 RSI: 00007ffd728d0540 RDI: 0000000000000005
[   53.834971][ T2899] RBP: 00007ffd728d04a0 R08: 0000000000000000 R09: 0000000000000000
[   53.835208][ T2899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.835444][ T2899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd728d0c00
| [   53.838293][ T2899] ------------[ cut here ]------------
| [   53.838457][ T2899] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2899
| [   53.838743][ T2899] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.839442][ T2899] Tainted: [W]=WARN
[   53.839587][ T2899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.839786][ T2899] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.840012][ T2899] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.840487][ T2899] RSP: 0018:ffa00000070b7190 EFLAGS: 00010286
[   53.840690][ T2899] RAX: 00000000ffffffa6 RBX: ff110000100bfb40 RCX: 1ff4000000e16df8
[   53.840930][ T2899] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfbf0
[   53.841155][ T2899] RBP: ff1100000c0ea000 R08: 1fe2200002017f7f R09: ff11000013478b58
[   53.841388][ T2899] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   53.841612][ T2899] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.841842][ T2899] FS:  00007fd672f9b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   53.842111][ T2899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.842318][ T2899] CR2: 0000000038062988 CR3: 00000000132de004 CR4: 0000000000771ef0
[   53.842545][ T2899] PKRU: 55555554
[   53.842682][ T2899] Call Trace:
[   53.842821][ T2899]  <TASK>
[   53.842943][ T2899]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.843141][ T2899]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.843348][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.843518][ T2899]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.843686][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.843852][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.844033][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.844209][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.844377][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.844563][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.844729][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.844910][ T2899]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.845077][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.845254][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.845427][ T2899]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.845597][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.845763][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.845945][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.846114][ T2899]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.846291][ T2899]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.846462][ T2899]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.846632][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.846800][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.846980][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.847150][ T2899]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.847326][ T2899]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.847497][ T2899]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.847663][ T2899]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.847832][ T2899]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.848015][ T2899]  ? 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))
[   53.848182][ T2899]  ? 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))
[   53.848360][ T2899]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.848531][ T2899]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.848698][ T2899]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.848880][ T2899]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.849049][ T2899]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.849223][ T2899]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.849396][ T2899]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.849564][ T2899]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.849731][ T2899]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.849942][ T2899]  ? move_addr_to_kernel (net/socket.c:258)
[   53.850112][ T2899]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.850288][ T2899]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.850460][ T2899]  ___sys_sendmsg (net/socket.c:2752)
[   53.850631][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.850829][ T2899]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.851018][ T2899]  __sys_sendmsg (net/socket.c:2784)
[   53.851189][ T2899]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.851362][ T2899]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.851562][ T2899]  ? 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)
[   53.851731][ T2899]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.851914][ T2899]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.852082][ T2899]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.852257][ T2899]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.852427][ T2899]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.852623][ T2899] RIP: 0033:0x7fd6731d508e
[   53.852796][ T2899] 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
[   53.853283][ T2899] RSP: 002b:00007ffd728d0490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.853511][ T2899] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd6731d508e
[   53.853735][ T2899] RDX: 0000000000000000 RSI: 00007ffd728d0540 RDI: 0000000000000005
[   53.853972][ T2899] RBP: 00007ffd728d04a0 R08: 0000000000000000 R09: 0000000000000000
[   53.854207][ T2899] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.854432][ T2899] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd728d0c00
| [   53.907117][ T2900] ------------[ cut here ]------------
| [   53.907310][ T2900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2900
| [   53.907620][ T2900] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.908265][ T2900] Tainted: [W]=WARN
[   53.908409][ T2900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.908619][ T2900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.908836][ T2900] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.909365][ T2900] RSP: 0018:ffa00000070c6fe0 EFLAGS: 00010286
[   53.909577][ T2900] RAX: 00000000ffffffa6 RBX: ff11000009b1c640 RCX: 1ff4000000e18dc2
[   53.909816][ T2900] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c6f0
[   53.910133][ T2900] RBP: ff11000010ec2000 R08: 1fe22000013638df R09: ff1100001347ae58
[   53.910439][ T2900] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   53.910733][ T2900] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   53.911039][ T2900] FS:  00007fc39e67f840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   53.911389][ T2900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.911694][ T2900] CR2: 00000000286d2988 CR3: 0000000013436006 CR4: 0000000000771ef0
[   53.912022][ T2900] PKRU: 55555554
[   53.912269][ T2900] Call Trace:
[   53.912488][ T2900]  <TASK>
[   53.912686][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.912952][ T2900]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   53.913182][ T2900]  notifier_call_chain (kernel/notifier.c:85)
[   53.913423][ T2900]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   53.913654][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.913900][ T2900]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   53.914142][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.914328][ T2900]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   53.914535][ T2900]  ? 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)
[   53.914711][ T2900]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.914903][ T2900]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   53.915082][ T2900]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   53.915300][ T2900] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.915481][ T2900]  ? write_profile (kernel/profile.c:194)
[   53.915662][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.915842][ T2900]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   53.916067][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.916259][ T2900]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   53.916439][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.916615][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.916793][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.916979][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.917156][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.917360][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.917535][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.917717][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.917904][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.918083][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.918267][ T2900]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.918447][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.918621][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.918800][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.918994][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.919174][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.919358][ T2900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.919535][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.919712][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.919904][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.920084][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.920267][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.920449][ T2900]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.920623][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.920801][ T2900]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.920994][ T2900]  ? 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))
[   53.921170][ T2900]  ? 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))
[   53.921355][ T2900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.921534][ T2900]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.921715][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.921906][ T2900]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.922085][ T2900]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.922270][ T2900]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.922450][ T2900]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.922628][ T2900]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.922803][ T2900]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.923023][ T2900]  ? move_addr_to_kernel (net/socket.c:258)
[   53.923210][ T2900]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.923387][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.923566][ T2900]  ___sys_sendmsg (net/socket.c:2752)
[   53.923743][ T2900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.923965][ T2900]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.924155][ T2900]  __sys_sendmsg (net/socket.c:2784)
[   53.924345][ T2900]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.924528][ T2900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.924741][ T2900]  ? 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)
[   53.924931][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.925109][ T2900]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.925293][ T2900]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.925473][ T2900]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.925651][ T2900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.925876][ T2900] RIP: 0033:0x7fc39e8b908e
[   53.926059][ T2900] 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
[   53.926565][ T2900] RSP: 002b:00007ffee14509b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.926808][ T2900] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc39e8b908e
[   53.927062][ T2900] RDX: 0000000000000000 RSI: 00007ffee1450a60 RDI: 0000000000000005
[   53.927307][ T2900] RBP: 00007ffee14509c0 R08: 0000000000000000 R09: 0000000000000000
[   53.927547][ T2900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.927786][ T2900] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee1451120
| [   53.929939][ T2900] ------------[ cut here ]------------
| [   53.930082][ T2900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2900
| [   53.930338][ T2900] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.930839][ T2900] Tainted: [W]=WARN
[   53.931019][ T2900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.931175][ T2900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.931343][ T2900] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.931782][ T2900] RSP: 0018:ffa00000070c7060 EFLAGS: 00010286
[   53.931946][ T2900] RAX: 00000000ffffffa6 RBX: ff11000009b1cf40 RCX: 1ff4000000e18dd2
[   53.932133][ T2900] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1cff0
[   53.932322][ T2900] RBP: ff1100001284a000 R08: 1fe22000013639ff R09: ff1100001347ae58
[   53.932516][ T2900] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   53.932709][ T2900] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000070c7100
[   53.932911][ T2900] FS:  00007fc39e67f840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   53.933130][ T2900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.933291][ T2900] CR2: 00007f16cad6a2a0 CR3: 0000000013436001 CR4: 0000000000771ef0
[   53.933478][ T2900] PKRU: 55555554
[   53.933570][ T2900] Call Trace:
[   53.933664][ T2900]  <TASK>
[   53.933729][ T2900]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.933855][ T2900]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.933956][ T2900]  netif_close_many (net/core/dev.c:1804)
[   53.934081][ T2900]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   53.934240][ T2900]  ? 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)
[   53.934364][ T2900]  ? __dev_close_many (net/core/dev.c:1781)
[   53.934489][ T2900]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   53.934645][ T2900]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   53.934807][ T2900]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   53.934948][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.935073][ T2900]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.935234][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.935364][ T2900]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.935493][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.935621][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.935746][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.935875][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.935999][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.936146][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.936281][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.936413][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.936538][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.936670][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.936795][ T2900]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.936929][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.937056][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.937187][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.937319][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.937444][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.937571][ T2900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.937694][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.937821][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.937956][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.938089][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.938221][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.938352][ T2900]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.938476][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.938608][ T2900]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.938740][ T2900]  ? 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))
[   53.938874][ T2900]  ? 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))
[   53.939002][ T2900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.939128][ T2900]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.939258][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.939389][ T2900]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.939521][ T2900]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.939651][ T2900]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.939779][ T2900]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.939912][ T2900]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.940037][ T2900]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.940201][ T2900]  ? move_addr_to_kernel (net/socket.c:258)
[   53.940332][ T2900]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.940458][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.940585][ T2900]  ___sys_sendmsg (net/socket.c:2752)
[   53.940709][ T2900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.940870][ T2900]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.941010][ T2900]  __sys_sendmsg (net/socket.c:2784)
[   53.941140][ T2900]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.941271][ T2900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.941433][ T2900]  ? 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)
[   53.941561][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.941690][ T2900]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.941819][ T2900]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.941954][ T2900]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.942084][ T2900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.942242][ T2900] RIP: 0033:0x7fc39e8b908e
[   53.942372][ T2900] 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
[   53.942828][ T2900] RSP: 002b:00007ffee14509b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.943027][ T2900] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc39e8b908e
[   53.943221][ T2900] RDX: 0000000000000000 RSI: 00007ffee1450a60 RDI: 0000000000000005
[   53.943415][ T2900] RBP: 00007ffee14509c0 R08: 0000000000000000 R09: 0000000000000000
[   53.943600][ T2900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.943785][ T2900] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee1451120
| [   53.946615][ T2900] ------------[ cut here ]------------
| [   53.946755][ T2900] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2900
| [   53.947094][ T2900] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.947682][ T2900] Tainted: [W]=WARN
[   53.947772][ T2900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.947928][ T2900] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.948087][ T2900] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.948538][ T2900] RSP: 0018:ffa00000070c7190 EFLAGS: 00010286
[   53.948694][ T2900] RAX: 00000000ffffffa6 RBX: ff11000010c0c340 RCX: 1ff4000000e18df8
[   53.948878][ T2900] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010c0c3f0
[   53.949148][ T2900] RBP: ff1100001284a000 R08: 1fe220000218187f R09: ff1100001347ae58
[   53.949336][ T2900] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   53.949513][ T2900] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   53.949692][ T2900] FS:  00007fc39e67f840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   53.949909][ T2900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.950062][ T2900] CR2: 00007f16cad6a2a0 CR3: 0000000013436001 CR4: 0000000000771ef0
[   53.950247][ T2900] PKRU: 55555554
[   53.950337][ T2900] Call Trace:
[   53.950427][ T2900]  <TASK>
[   53.950489][ T2900]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   53.950642][ T2900]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   53.950795][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.950923][ T2900]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   53.951122][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.951248][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.951368][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.951488][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.951607][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.951750][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.951875][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.951997][ T2900]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   53.952118][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.952242][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.952362][ T2900]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   53.952485][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.952683][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.952805][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.952931][ T2900]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   53.953054][ T2900]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   53.953175][ T2900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   53.953299][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.953419][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.953540][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.953663][ T2900]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   53.953784][ T2900]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   53.953919][ T2900]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   53.954039][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.954241][ T2900]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.954365][ T2900]  ? 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))
[   53.954484][ T2900]  ? 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))
[   53.954607][ T2900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.954730][ T2900]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.954850][ T2900]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   53.954977][ T2900]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   53.955099][ T2900]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   53.955226][ T2900]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   53.955348][ T2900]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   53.955472][ T2900]  ? copy_msghdr_from_user (net/socket.c:2635)
[   53.955592][ T2900]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   53.955821][ T2900]  ? move_addr_to_kernel (net/socket.c:258)
[   53.955947][ T2900]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.956066][ T2900]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   53.956188][ T2900]  ___sys_sendmsg (net/socket.c:2752)
[   53.956322][ T2900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   53.956475][ T2900]  ? copy_msghdr_from_user (net/socket.c:2603)
[   53.956607][ T2900]  __sys_sendmsg (net/socket.c:2784)
[   53.956727][ T2900]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   53.956844][ T2900]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   53.957013][ T2900]  ? 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)
[   53.957138][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   53.957344][ T2900]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   53.957464][ T2900]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   53.957583][ T2900]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   53.957706][ T2900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.957855][ T2900] RIP: 0033:0x7fc39e8b908e
[   53.957985][ T2900] 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
[   53.958413][ T2900] RSP: 002b:00007ffee14509b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.958594][ T2900] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fc39e8b908e
[   53.958772][ T2900] RDX: 0000000000000000 RSI: 00007ffee1450a60 RDI: 0000000000000005
[   53.958954][ T2900] RBP: 00007ffee14509c0 R08: 0000000000000000 R09: 0000000000000000
[   53.959131][ T2900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   53.959394][ T2900] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee1451120
| [   53.994347][ T2901] ------------[ cut here ]------------
| [   53.994521][ T2901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2901
| [   53.994819][ T2901] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   53.996072][ T2901] Tainted: [W]=WARN
[   53.996220][ T2901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.996422][ T2901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   53.996635][ T2901] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   53.997133][ T2901] RSP: 0018:ffa00000070d7060 EFLAGS: 00010286
[   53.997347][ T2901] RAX: 00000000ffffffa6 RBX: ff1100000b2eb0c0 RCX: 1ff4000000e1add2
[   53.997580][ T2901] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb170
[   53.997815][ T2901] RBP: ff1100000ea84000 R08: 1fe220000165d62f R09: ff1100001347d158
[   53.998061][ T2901] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   53.998301][ T2901] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000070d7100
[   53.998535][ T2901] FS:  00007f79101f3840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   53.998802][ T2901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   53.999023][ T2901] CR2: 0000000007102988 CR3: 00000000132de003 CR4: 0000000000771ef0
[   53.999265][ T2901] PKRU: 55555554
[   53.999407][ T2901] Call Trace:
[   53.999548][ T2901]  <TASK>
[   53.999661][ T2901]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   53.999837][ T2901]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   53.999996][ T2901]  netif_close_many (net/core/dev.c:1804)
[   54.000171][ T2901]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.000352][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.000525][ T2901]  ? __dev_close_many (net/core/dev.c:1781)
[   54.000697][ T2901]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   54.000914][ T2901]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   54.001120][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.001300][ T2901]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.001504][ T2901]  ? 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)
[   54.001678][ T2901]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.001848][ T2901]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.002065][ T2901]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   54.002245][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.002422][ T2901]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   54.002597][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.002767][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.002957][ T2901]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.003132][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.003312][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.003505][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.003676][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.003849][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.004034][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.004215][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.004389][ T2901]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   54.004562][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.004733][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.004918][ T2901]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.005091][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.005272][ T2901]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.005445][ T2901]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.005620][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.005791][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.005974][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.006148][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.006326][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.006500][ T2901]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.006673][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.006850][ T2901]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.007037][ T2901]  ? 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))
[   54.007217][ T2901]  ? 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))
[   54.007394][ T2901]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.007566][ T2901]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.007739][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.007926][ T2901]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.008101][ T2901]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.008277][ T2901]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.008451][ T2901]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.008623][ T2901]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.008795][ T2901]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.009005][ T2901]  ? move_addr_to_kernel (net/socket.c:258)
[   54.009181][ T2901]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.009362][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.009537][ T2901]  ___sys_sendmsg (net/socket.c:2752)
[   54.009709][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.009928][ T2901]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.010113][ T2901]  __sys_sendmsg (net/socket.c:2784)
[   54.010296][ T2901]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.010469][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.010678][ T2901]  ? 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)
[   54.010853][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.011043][ T2901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.011227][ T2901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.011405][ T2901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.011582][ T2901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.011788][ T2901] RIP: 0033:0x7f791042d08e
[   54.011979][ T2901] 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
[   54.012476][ T2901] RSP: 002b:00007fff5dd65580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.012720][ T2901] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f791042d08e
[   54.012968][ T2901] RDX: 0000000000000000 RSI: 00007fff5dd65630 RDI: 0000000000000005
[   54.013211][ T2901] RBP: 00007fff5dd65590 R08: 0000000000000000 R09: 0000000000000000
[   54.013446][ T2901] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.013682][ T2901] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5dd65cf0
| [   54.016552][ T2901] ------------[ cut here ]------------
| [   54.016717][ T2901] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2901
| [   54.017110][ T2901] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.017844][ T2901] Tainted: [W]=WARN
[   54.018077][ T2901] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.018370][ T2901] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.018629][ T2901] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.019167][ T2901] RSP: 0018:ffa00000070d7190 EFLAGS: 00010286
[   54.019423][ T2901] RAX: 00000000ffffffa6 RBX: ff1100000c086640 RCX: 1ff4000000e1adf8
[   54.019696][ T2901] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0866f0
[   54.019935][ T2901] RBP: ff1100000ea84000 R08: 1fe2200001810cdf R09: ff1100001347d158
[   54.020163][ T2901] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   54.020395][ T2901] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   54.020629][ T2901] FS:  00007f79101f3840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   54.020902][ T2901] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.021103][ T2901] CR2: 0000000007102988 CR3: 00000000132de003 CR4: 0000000000771ef0
[   54.021340][ T2901] PKRU: 55555554
[   54.021480][ T2901] Call Trace:
[   54.021622][ T2901]  <TASK>
[   54.021732][ T2901]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   54.021948][ T2901]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   54.022145][ T2901]  ? 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)
[   54.022321][ T2901]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   54.022490][ T2901]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   54.022692][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.022876][ T2901]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   54.023049][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.023223][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.023395][ T2901]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.023564][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.023733][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.023932][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.024101][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.024282][ T2901]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.024451][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.024623][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.024793][ T2901]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   54.024975][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.025144][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.025322][ T2901]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.025494][ T2901]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.025668][ T2901]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   54.025840][ T2901]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.026024][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.026194][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.026372][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.026544][ T2901]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.026714][ T2901]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.026903][ T2901]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.027073][ T2901]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.027252][ T2901]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.027429][ T2901]  ? 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))
[   54.027600][ T2901]  ? 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))
[   54.027774][ T2901]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.027959][ T2901]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.028128][ T2901]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.028308][ T2901]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.028479][ T2901]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.028650][ T2901]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.028822][ T2901]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.029009][ T2901]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.029178][ T2901]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.029382][ T2901]  ? move_addr_to_kernel (net/socket.c:258)
[   54.029556][ T2901]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.029726][ T2901]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.029910][ T2901]  ___sys_sendmsg (net/socket.c:2752)
[   54.030079][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.030286][ T2901]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.030470][ T2901]  __sys_sendmsg (net/socket.c:2784)
[   54.030641][ T2901]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.030811][ T2901]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.031027][ T2901]  ? 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)
[   54.031205][ T2901]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.031376][ T2901]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.031544][ T2901]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.031712][ T2901]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.031894][ T2901]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.032091][ T2901] RIP: 0033:0x7f791042d08e
[   54.032275][ T2901] 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
[   54.032749][ T2901] RSP: 002b:00007fff5dd65580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.032993][ T2901] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f791042d08e
[   54.033229][ T2901] RDX: 0000000000000000 RSI: 00007fff5dd65630 RDI: 0000000000000005
[   54.033457][ T2901] RBP: 00007fff5dd65590 R08: 0000000000000000 R09: 0000000000000000
[   54.033685][ T2901] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.033925][ T2901] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff5dd65cf0
| [   54.081304][ T2903] ------------[ cut here ]------------
| [   54.081460][ T2903] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2903
| [   54.081743][ T2903] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.082898][ T2903] Tainted: [W]=WARN
[   54.083007][ T2903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.083180][ T2903] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.083365][ T2903] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.083855][ T2903] RSP: 0018:ffa00000070e6f70 EFLAGS: 00010286
[   54.084036][ T2903] RAX: 00000000ffffffa6 RBX: ff1100000cc693c0 RCX: 1ff4000000e1cdb4
[   54.084247][ T2903] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc69470
[   54.084454][ T2903] RBP: ff11000010ec2000 R08: 1fe220000198d28f R09: ff1100000f74d180
[   54.084663][ T2903] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   54.084880][ T2903] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   54.085091][ T2903] FS:  00007f607bd84840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.085343][ T2903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.085518][ T2903] CR2: 00000000116ffa28 CR3: 0000000013169006 CR4: 0000000000771ef0
[   54.085727][ T2903] PKRU: 55555554
[   54.085832][ T2903] Call Trace:
[   54.085941][ T2903]  <TASK>
[   54.086013][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.086151][ T2903]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.086294][ T2903]  notifier_call_chain (kernel/notifier.c:85)
[   54.086437][ T2903]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   54.086576][ T2903]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.086719][ T2903]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.086860][ T2903]  netdev_upper_dev_link (net/core/dev.c:8972)
[   54.087080][ T2903]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   54.087223][ T2903] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   54.087368][ T2903]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.087572][ T2903] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.087714][ T2903]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.087857][ T2903]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.088055][ T2903]  ? nla_strscpy (lib/nlattr.c:795)
[   54.088195][ T2903]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.088340][ T2903]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.088477][ T2903]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.088616][ T2903]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.088760][ T2903]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.088937][ T2903]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.089077][ T2903]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.089221][ T2903]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.089361][ T2903]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.089499][ T2903]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.089636][ T2903]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.089779][ T2903]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.089927][ T2903]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.090066][ T2903]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.090210][ T2903]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.090347][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.090485][ T2903]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.090626][ T2903]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.090765][ T2903]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.090909][ T2903]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.091048][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.091187][ T2903]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.091334][ T2903]  ? 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))
[   54.091472][ T2903]  ? 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))
[   54.091611][ T2903]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.091751][ T2903]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.091895][ T2903]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.092036][ T2903]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.092176][ T2903]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.092318][ T2903]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.092460][ T2903]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.092598][ T2903]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.092736][ T2903]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.092911][ T2903]  ? move_addr_to_kernel (net/socket.c:258)
[   54.093051][ T2903]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.093190][ T2903]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.093336][ T2903]  ___sys_sendmsg (net/socket.c:2752)
[   54.093473][ T2903]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.093646][ T2903]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.093795][ T2903]  __sys_sendmsg (net/socket.c:2784)
[   54.093940][ T2903]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.094078][ T2903]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.094259][ T2903]  ? 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)
[   54.094398][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.094537][ T2903]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.094674][ T2903]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.094810][ T2903]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.094955][ T2903]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.095127][ T2903] RIP: 0033:0x7f607bfbe08e
[   54.095276][ T2903] 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
[   54.095766][ T2903] RSP: 002b:00007fffd5486300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.095979][ T2903] RAX: ffffffffffffffda RBX: 00007fffd5486a98 RCX: 00007f607bfbe08e
[   54.096186][ T2903] RDX: 0000000000000000 RSI: 00007fffd54863b0 RDI: 0000000000000005
[   54.096395][ T2903] RBP: 00007fffd5486310 R08: 0000000000000000 R09: 0000000000000000
[   54.096601][ T2903] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.096806][ T2903] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd5486a70
| [   54.098417][ T2903] ------------[ cut here ]------------
| [   54.098552][ T2903] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2903
| [   54.098821][ T2903] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.099395][ T2903] Tainted: [W]=WARN
[   54.099499][ T2903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.099673][ T2903] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.099851][ T2903] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.100348][ T2903] RSP: 0018:ffa00000070e6fd0 EFLAGS: 00010286
[   54.100524][ T2903] RAX: 00000000ffffffa6 RBX: ff1100000b2eaf40 RCX: 1ff4000000e1cdc0
[   54.100732][ T2903] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eaff0
[   54.100944][ T2903] RBP: ff11000012f42000 R08: 1fe220000165d5ff R09: ff1100000f74d180
[   54.101151][ T2903] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.101361][ T2903] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f42e04
[   54.101567][ T2903] FS:  00007f607bd84840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.101807][ T2903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.101983][ T2903] CR2: 00000000116ffa28 CR3: 0000000013169006 CR4: 0000000000771ef0
[   54.102190][ T2903] PKRU: 55555554
[   54.102296][ T2903] Call Trace:
[   54.102399][ T2903]  <TASK>
[   54.102470][ T2903]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.102611][ T2903]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.102717][ T2903]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.102854][ T2903]  __dev_notify_flags (net/core/dev.c:9787)
[   54.102998][ T2903]  ? netif_change_name (net/core/dev.c:1495)
[   54.103137][ T2903]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.103280][ T2903]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   54.103417][ T2903]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.103558][ T2903] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   54.103699][ T2903]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.103841][ T2903] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.103988][ T2903]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.104131][ T2903]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.104273][ T2903]  ? nla_strscpy (lib/nlattr.c:795)
[   54.104412][ T2903]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.104551][ T2903]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.104688][ T2903]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.104826][ T2903]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.104975][ T2903]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.105116][ T2903]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.105258][ T2903]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.105394][ T2903]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.105531][ T2903]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.105668][ T2903]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.105804][ T2903]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.105949][ T2903]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.106088][ T2903]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.106229][ T2903]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.106368][ T2903]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.106505][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.106645][ T2903]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.106784][ T2903]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.106926][ T2903]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.107064][ T2903]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.107204][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.107343][ T2903]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.107484][ T2903]  ? 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))
[   54.107622][ T2903]  ? 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))
[   54.107764][ T2903]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.107906][ T2903]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.108045][ T2903]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.108183][ T2903]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.108327][ T2903]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.108465][ T2903]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.108606][ T2903]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.108743][ T2903]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.108885][ T2903]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.109055][ T2903]  ? move_addr_to_kernel (net/socket.c:258)
[   54.109193][ T2903]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.109335][ T2903]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.109473][ T2903]  ___sys_sendmsg (net/socket.c:2752)
[   54.109609][ T2903]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.109781][ T2903]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.109937][ T2903]  __sys_sendmsg (net/socket.c:2784)
[   54.110075][ T2903]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.110214][ T2903]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.110389][ T2903]  ? 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)
[   54.110527][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.110667][ T2903]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.110805][ T2903]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.110946][ T2903]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.111085][ T2903]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.111260][ T2903] RIP: 0033:0x7f607bfbe08e
[   54.111403][ T2903] 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
[   54.111900][ T2903] RSP: 002b:00007fffd5486300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.112107][ T2903] RAX: ffffffffffffffda RBX: 00007fffd5486a98 RCX: 00007f607bfbe08e
[   54.112316][ T2903] RDX: 0000000000000000 RSI: 00007fffd54863b0 RDI: 0000000000000005
[   54.112619][ T2903] RBP: 00007fffd5486310 R08: 0000000000000000 R09: 0000000000000000
[   54.112825][ T2903] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.113035][ T2903] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd5486a70
| [   54.142717][ T2904] ------------[ cut here ]------------
| [   54.142860][ T2904] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2904
| [   54.143137][ T2904] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.143669][ T2904] Tainted: [W]=WARN
[   54.143766][ T2904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.143934][ T2904] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.144101][ T2904] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.144559][ T2904] RSP: 0018:ffa00000070e7020 EFLAGS: 00010286
[   54.144720][ T2904] RAX: 00000000ffffffa6 RBX: ff1100000b2eb840 RCX: 1ff4000000e1cdca
[   54.145056][ T2904] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2eb8f0
[   54.145255][ T2904] RBP: ff11000012f42000 R08: 1fe220000165d71f R09: ff11000012ded158
[   54.145445][ T2904] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   54.145635][ T2904] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.145828][ T2904] FS:  00007f620148f840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.146059][ T2904] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.146227][ T2904] CR2: 000000002acdf988 CR3: 000000000f0a1003 CR4: 0000000000771ef0
[   54.146418][ T2904] PKRU: 55555554
[   54.146512][ T2904] Call Trace:
[   54.146607][ T2904]  <TASK>
[   54.146673][ T2904]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.146804][ T2904]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.146906][ T2904]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.147033][ T2904]  __dev_notify_flags (net/core/dev.c:9787)
[   54.147163][ T2904]  ? netif_change_name (net/core/dev.c:1495)
[   54.147295][ T2904]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.147421][ T2904]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.147549][ T2904]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.147676][ T2904]  ? 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))
[   54.147805][ T2904]  netif_change_flags (net/core/dev.c:9820)
[   54.147939][ T2904]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.148068][ T2904]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.148202][ T2904]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.148333][ T2904]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.148492][ T2904]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.148621][ T2904]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.148749][ T2904]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.148880][ T2904]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.149010][ T2904]  ? __kernel_text_address (kernel/extable.c:79)
[   54.149139][ T2904]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.149273][ T2904]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.149401][ T2904]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.149529][ T2904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.149656][ T2904]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.149782][ T2904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.149917][ T2904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.150047][ T2904]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.150180][ T2904]  ? __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)
[   54.150313][ T2904]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.150440][ T2904]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.150570][ T2904]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.150702][ T2904]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.150833][ T2904]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.150968][ T2904]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.151096][ T2904]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.151231][ T2904]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.151358][ T2904]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.151487][ T2904]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.151619][ T2904]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.151746][ T2904]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.151877][ T2904]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.152006][ T2904]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.152135][ T2904]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.152266][ T2904]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.152393][ T2904]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.152607][ T2904]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.152734][ T2904]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.152868][ T2904]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.152998][ T2904]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.153214][ T2904]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.153341][ T2904]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.153470][ T2904]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.153600][ T2904]  ? 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))
[   54.153811][ T2904]  ? 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))
[   54.153946][ T2904]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.154074][ T2904]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.154206][ T2904]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.154422][ T2904]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.154552][ T2904]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.154681][ T2904]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.154813][ T2904]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.154947][ T2904]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.155076][ T2904]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.155237][ T2904]  ? move_addr_to_kernel (net/socket.c:258)
[   54.155451][ T2904]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.155578][ T2904]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.155707][ T2904]  ___sys_sendmsg (net/socket.c:2752)
[   54.155833][ T2904]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.155997][ T2904]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.156135][ T2904]  __sys_sendmsg (net/socket.c:2784)
[   54.156267][ T2904]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.156394][ T2904]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.156639][ T2904]  ? 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)
[   54.156768][ T2904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.156901][ T2904]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.157030][ T2904]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.157157][ T2904]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.157289][ T2904]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.157446][ T2904] RIP: 0033:0x7f62016c908e
[   54.157581][ T2904] 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
[   54.158040][ T2904] RSP: 002b:00007ffe5cfb99b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.158238][ T2904] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f62016c908e
[   54.158427][ T2904] RDX: 0000000000000000 RSI: 00007ffe5cfb9a60 RDI: 0000000000000005
[   54.158616][ T2904] RBP: 00007ffe5cfb99c0 R08: 0000000000000000 R09: 0000000000000000
[   54.158809][ T2904] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.159003][ T2904] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5cfba120
| [   54.234783][ T2911] ------------[ cut here ]------------
| [   54.234948][ T2911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2911
| [   54.235234][ T2911] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.235797][ T2911] Tainted: [W]=WARN
[   54.235908][ T2911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.236081][ T2911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.236268][ T2911] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.236751][ T2911] RSP: 0018:ffa0000006e16f70 EFLAGS: 00010286
[   54.236929][ T2911] RAX: 00000000ffffffa6 RBX: ff1100000c0873c0 RCX: 1ff4000000dc2db4
[   54.237135][ T2911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087470
[   54.237345][ T2911] RBP: ff11000010ec2000 R08: 1fe2200001810e8f R09: ff11000013272e80
[   54.237553][ T2911] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   54.237759][ T2911] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   54.237975][ T2911] FS:  00007f3c0117c840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.238219][ T2911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.238393][ T2911] CR2: 00000000304b2a28 CR3: 000000000d492005 CR4: 0000000000771ef0
[   54.238602][ T2911] PKRU: 55555554
[   54.238705][ T2911] Call Trace:
[   54.238808][ T2911]  <TASK>
[   54.238884][ T2911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.239024][ T2911]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.239162][ T2911]  notifier_call_chain (kernel/notifier.c:85)
[   54.239309][ T2911]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   54.239448][ T2911]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.239589][ T2911]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.239730][ T2911]  netdev_upper_dev_link (net/core/dev.c:8972)
[   54.239871][ T2911]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   54.240009][ T2911] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   54.240153][ T2911]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.240302][ T2911] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.240443][ T2911]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.240585][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.240723][ T2911]  ? nla_strscpy (lib/nlattr.c:795)
[   54.240866][ T2911]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.241006][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.241145][ T2911]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.241289][ T2911]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.241434][ T2911]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.241577][ T2911]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.241716][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.241853][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.241995][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.242142][ T2911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.242289][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.242436][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.242582][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.242724][ T2911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.242869][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.243006][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.243144][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.243291][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.243428][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.243567][ T2911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.243705][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.243842][ T2911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.243986][ T2911]  ? 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))
[   54.244126][ T2911]  ? 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))
[   54.244275][ T2911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.244417][ T2911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.244555][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.244694][ T2911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.244832][ T2911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.244983][ T2911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.245127][ T2911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.245273][ T2911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.245426][ T2911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.245602][ T2911]  ? move_addr_to_kernel (net/socket.c:258)
[   54.245740][ T2911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.245882][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.246022][ T2911]  ___sys_sendmsg (net/socket.c:2752)
[   54.246158][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.246334][ T2911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.246499][ T2911]  __sys_sendmsg (net/socket.c:2784)
[   54.246644][ T2911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.246782][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.246963][ T2911]  ? 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)
[   54.247103][ T2911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.247245][ T2911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.247393][ T2911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.247536][ T2911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.247676][ T2911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.247847][ T2911] RIP: 0033:0x7f3c013b608e
[   54.247999][ T2911] 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
[   54.248506][ T2911] RSP: 002b:00007ffe0e162bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.248725][ T2911] RAX: ffffffffffffffda RBX: 00007ffe0e163388 RCX: 00007f3c013b608e
[   54.248948][ T2911] RDX: 0000000000000000 RSI: 00007ffe0e162ca0 RDI: 0000000000000005
[   54.249160][ T2911] RBP: 00007ffe0e162c00 R08: 0000000000000000 R09: 0000000000000000
[   54.249375][ T2911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.249586][ T2911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0e163360
| [   54.251181][ T2911] ------------[ cut here ]------------
| [   54.251342][ T2911] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2911
| [   54.251621][ T2911] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.252217][ T2911] Tainted: [W]=WARN
[   54.252322][ T2911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.252494][ T2911] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.252672][ T2911] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.253188][ T2911] RSP: 0018:ffa0000006e16fd0 EFLAGS: 00010286
[   54.253370][ T2911] RAX: 00000000ffffffa6 RBX: ff1100000c086f40 RCX: 1ff4000000dc2dc0
[   54.253581][ T2911] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086ff0
[   54.253787][ T2911] RBP: ff1100000ea72000 R08: 1fe2200001810dff R09: ff11000013272e80
[   54.253996][ T2911] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.254203][ T2911] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea72e04
[   54.254408][ T2911] FS:  00007f3c0117c840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.254650][ T2911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.254823][ T2911] CR2: 00000000304b2a28 CR3: 000000000d492005 CR4: 0000000000771ef0
[   54.255055][ T2911] PKRU: 55555554
[   54.255162][ T2911] Call Trace:
[   54.255272][ T2911]  <TASK>
[   54.255346][ T2911]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.255491][ T2911]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.255599][ T2911]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.255742][ T2911]  __dev_notify_flags (net/core/dev.c:9787)
[   54.255893][ T2911]  ? netif_change_name (net/core/dev.c:1495)
[   54.256035][ T2911]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.256179][ T2911]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   54.256325][ T2911]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.256467][ T2911] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   54.256614][ T2911]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.256760][ T2911] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.256910][ T2911]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.257057][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.257204][ T2911]  ? nla_strscpy (lib/nlattr.c:795)
[   54.257347][ T2911]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.257490][ T2911]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.257631][ T2911]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.257773][ T2911]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.257925][ T2911]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.258069][ T2911]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.258219][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.258361][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.258502][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.258643][ T2911]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.258783][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.258934][ T2911]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.259077][ T2911]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.259226][ T2911]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.259366][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.259508][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.259650][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.259792][ T2911]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.259938][ T2911]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.260095][ T2911]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.260241][ T2911]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.260382][ T2911]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.260525][ T2911]  ? 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))
[   54.260662][ T2911]  ? 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))
[   54.260817][ T2911]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.260975][ T2911]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.261117][ T2911]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.261263][ T2911]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.261405][ T2911]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.261549][ T2911]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.261694][ T2911]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.261831][ T2911]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.261975][ T2911]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.262162][ T2911]  ? move_addr_to_kernel (net/socket.c:258)
[   54.262308][ T2911]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.262450][ T2911]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.262593][ T2911]  ___sys_sendmsg (net/socket.c:2752)
[   54.262743][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.262933][ T2911]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.263088][ T2911]  __sys_sendmsg (net/socket.c:2784)
[   54.263233][ T2911]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.263375][ T2911]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.263552][ T2911]  ? 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)
[   54.263689][ T2911]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.263829][ T2911]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.263969][ T2911]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.264127][ T2911]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.264268][ T2911]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.264438][ T2911] RIP: 0033:0x7f3c013b608e
[   54.264597][ T2911] 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
[   54.265105][ T2911] RSP: 002b:00007ffe0e162bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.265322][ T2911] RAX: ffffffffffffffda RBX: 00007ffe0e163388 RCX: 00007f3c013b608e
[   54.265546][ T2911] RDX: 0000000000000000 RSI: 00007ffe0e162ca0 RDI: 0000000000000005
[   54.265752][ T2911] RBP: 00007ffe0e162c00 R08: 0000000000000000 R09: 0000000000000000
[   54.265961][ T2911] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.266170][ T2911] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0e163360
| [   54.295537][ T2912] ------------[ cut here ]------------
| [   54.295705][ T2912] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2912
| [   54.296705][ T2912] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.297340][ T2912] Tainted: [W]=WARN
[   54.297438][ T2912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.297599][ T2912] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.297768][ T2912] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.298262][ T2912] RSP: 0018:ffa00000070f7020 EFLAGS: 00010286
[   54.298432][ T2912] RAX: 00000000ffffffa6 RBX: ff11000005242f40 RCX: 1ff4000000e1edca
[   54.298633][ T2912] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005242ff0
[   54.298827][ T2912] RBP: ff1100000ea72000 R08: 1fe2200000a485ff R09: ff110000132eae58
[   54.299030][ T2912] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   54.299244][ T2912] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.299446][ T2912] FS:  00007f9d55f50840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   54.299682][ T2912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.299852][ T2912] CR2: 00007f9d562201a0 CR3: 000000000e8f1002 CR4: 0000000000771ef0
[   54.300057][ T2912] PKRU: 55555554
[   54.300152][ T2912] Call Trace:
[   54.300274][ T2912]  <TASK>
[   54.300343][ T2912]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.300475][ T2912]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.300572][ T2912]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.300700][ T2912]  __dev_notify_flags (net/core/dev.c:9787)
[   54.300829][ T2912]  ? netif_change_name (net/core/dev.c:1495)
[   54.300964][ T2912]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.301108][ T2912]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.301256][ T2912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.301389][ T2912]  ? 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))
[   54.301525][ T2912]  netif_change_flags (net/core/dev.c:9820)
[   54.301658][ T2912]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.301805][ T2912]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.301944][ T2912]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.302084][ T2912]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.302256][ T2912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.302389][ T2912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.302523][ T2912]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.302653][ T2912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.302780][ T2912]  ? __kernel_text_address (kernel/extable.c:79)
[   54.302928][ T2912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.303062][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.303195][ T2912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.303335][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.303468][ T2912]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.303603][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.303734][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.303867][ T2912]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.303996][ T2912]  ? __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)
[   54.304140][ T2912]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.304281][ T2912]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.304417][ T2912]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.304553][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.304685][ T2912]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.304816][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.305022][ T2912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.305149][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.305314][ T2912]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.305441][ T2912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.305570][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.305697][ T2912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.305836][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.306055][ T2912]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.306192][ T2912]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.306333][ T2912]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.306465][ T2912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.306592][ T2912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.306720][ T2912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.306941][ T2912]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.307078][ T2912]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.307217][ T2912]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.307350][ T2912]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.307486][ T2912]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.307622][ T2912]  ? 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))
[   54.307750][ T2912]  ? 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))
[   54.307969][ T2912]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.308098][ T2912]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.308232][ T2912]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.308363][ T2912]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.308492][ T2912]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.308641][ T2912]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.308782][ T2912]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.308992][ T2912]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.309126][ T2912]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.309292][ T2912]  ? move_addr_to_kernel (net/socket.c:258)
[   54.309419][ T2912]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.309547][ T2912]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.309679][ T2912]  ___sys_sendmsg (net/socket.c:2752)
[   54.309807][ T2912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.310037][ T2912]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.310179][ T2912]  __sys_sendmsg (net/socket.c:2784)
[   54.310326][ T2912]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.310460][ T2912]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.310629][ T2912]  ? 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)
[   54.310766][ T2912]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.310911][ T2912]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.311043][ T2912]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.311176][ T2912]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.311311][ T2912]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.311473][ T2912] RIP: 0033:0x7f9d5618a08e
[   54.311607][ T2912] 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
[   54.312065][ T2912] RSP: 002b:00007ffc990705a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.312272][ T2912] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9d5618a08e
[   54.312464][ T2912] RDX: 0000000000000000 RSI: 00007ffc99070650 RDI: 0000000000000005
[   54.312654][ T2912] RBP: 00007ffc990705b0 R08: 0000000000000000 R09: 0000000000000000
[   54.312847][ T2912] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.313047][ T2912] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc99070d10
| [   54.408507][ T2923] ------------[ cut here ]------------
| [   54.408685][ T2923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2923
| [   54.409837][ T2923] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.410454][ T2923] Tainted: [W]=WARN
[   54.410561][ T2923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.410737][ T2923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.410929][ T2923] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.411429][ T2923] RSP: 0018:ffa0000007176f70 EFLAGS: 00010286
[   54.411607][ T2923] RAX: 00000000ffffffa6 RBX: ff1100000f2c1cc0 RCX: 1ff4000000e2edb4
[   54.411817][ T2923] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1d70
[   54.412036][ T2923] RBP: ff11000010ec2000 R08: 1fe2200001e583af R09: ff11000013270b80
[   54.412249][ T2923] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   54.412460][ T2923] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   54.412674][ T2923] FS:  00007f5cee24c840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   54.412928][ T2923] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.413105][ T2923] CR2: 000055aa93d206c0 CR3: 00000000125e2005 CR4: 0000000000771ef0
[   54.413323][ T2923] PKRU: 55555554
[   54.413431][ T2923] Call Trace:
[   54.413538][ T2923]  <TASK>
[   54.413612][ T2923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.413753][ T2923]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.413900][ T2923]  notifier_call_chain (kernel/notifier.c:85)
[   54.414046][ T2923]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   54.414197][ T2923]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.414344][ T2923]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.414488][ T2923]  netdev_upper_dev_link (net/core/dev.c:8972)
[   54.414634][ T2923]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   54.414778][ T2923] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   54.414932][ T2923]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.415079][ T2923] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.415228][ T2923]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.415375][ T2923]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.415517][ T2923]  ? nla_strscpy (lib/nlattr.c:795)
[   54.415660][ T2923]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.415802][ T2923]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.415951][ T2923]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.416093][ T2923]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.416245][ T2923]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.416390][ T2923]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.416535][ T2923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.416676][ T2923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.416817][ T2923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.416965][ T2923]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.417106][ T2923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.417254][ T2923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.417398][ T2923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.417539][ T2923]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.417679][ T2923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.417822][ T2923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.417966][ T2923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.418109][ T2923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.418254][ T2923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.418396][ T2923]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.418536][ T2923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.418679][ T2923]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.418824][ T2923]  ? 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))
[   54.418971][ T2923]  ? 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))
[   54.419114][ T2923]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.419260][ T2923]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.419400][ T2923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.419544][ T2923]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.419684][ T2923]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.419825][ T2923]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.419972][ T2923]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.420112][ T2923]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.420256][ T2923]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.420428][ T2923]  ? move_addr_to_kernel (net/socket.c:258)
[   54.420570][ T2923]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.420711][ T2923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.420852][ T2923]  ___sys_sendmsg (net/socket.c:2752)
[   54.420997][ T2923]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.421174][ T2923]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.421329][ T2923]  __sys_sendmsg (net/socket.c:2784)
[   54.421469][ T2923]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.421609][ T2923]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.421785][ T2923]  ? 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)
[   54.421931][ T2923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.422072][ T2923]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.422215][ T2923]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.422356][ T2923]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.422495][ T2923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.422669][ T2923] RIP: 0033:0x7f5cee48608e
[   54.422816][ T2923] 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
[   54.423323][ T2923] RSP: 002b:00007ffc17d4bed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.423539][ T2923] RAX: ffffffffffffffda RBX: 00007ffc17d4c668 RCX: 00007f5cee48608e
[   54.423747][ T2923] RDX: 0000000000000000 RSI: 00007ffc17d4bf80 RDI: 0000000000000005
[   54.423960][ T2923] RBP: 00007ffc17d4bee0 R08: 0000000000000000 R09: 0000000000000000
[   54.424168][ T2923] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.424381][ T2923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc17d4c640
| [   54.426058][ T2923] ------------[ cut here ]------------
| [   54.426210][ T2923] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2923
| [   54.426485][ T2923] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.427055][ T2923] Tainted: [W]=WARN
[   54.427158][ T2923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.427336][ T2923] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.427513][ T2923] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.428086][ T2923] RSP: 0018:ffa0000007176fd0 EFLAGS: 00010286
[   54.428283][ T2923] RAX: 00000000ffffffa6 RBX: ff1100000c9647c0 RCX: 1ff4000000e2edc0
[   54.428490][ T2923] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c964870
[   54.428693][ T2923] RBP: ff11000013212000 R08: 1fe220000192c90f R09: ff11000013270b80
[   54.428972][ T2923] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.429176][ T2923] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013212e04
[   54.429383][ T2923] FS:  00007f5cee24c840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   54.429621][ T2923] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.429855][ T2923] CR2: 00005634ecc135e8 CR3: 00000000125e2002 CR4: 0000000000771ef0
[   54.430101][ T2923] PKRU: 55555554
[   54.430208][ T2923] Call Trace:
[   54.430310][ T2923]  <TASK>
[   54.430382][ T2923]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.430521][ T2923]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.430624][ T2923]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.430760][ T2923]  __dev_notify_flags (net/core/dev.c:9787)
[   54.430904][ T2923]  ? netif_change_name (net/core/dev.c:1495)
[   54.431041][ T2923]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.431179][ T2923]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   54.431320][ T2923]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.431458][ T2923] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   54.431600][ T2923]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.431741][ T2923] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.431887][ T2923]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.432027][ T2923]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.432164][ T2923]  ? nla_strscpy (lib/nlattr.c:795)
[   54.432306][ T2923]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.432443][ T2923]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.432580][ T2923]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.432717][ T2923]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.432867][ T2923]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.433009][ T2923]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.433146][ T2923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.433287][ T2923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.433423][ T2923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.433559][ T2923]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.433696][ T2923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.433837][ T2923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.433979][ T2923]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.434115][ T2923]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.434255][ T2923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.434393][ T2923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.434530][ T2923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.434667][ T2923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.434803][ T2923]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.434945][ T2923]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.435080][ T2923]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.435221][ T2923]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.435361][ T2923]  ? 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))
[   54.435497][ T2923]  ? 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))
[   54.435635][ T2923]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.435771][ T2923]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.435911][ T2923]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.436049][ T2923]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.436187][ T2923]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.436328][ T2923]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.436468][ T2923]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.436604][ T2923]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.436740][ T2923]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.436913][ T2923]  ? move_addr_to_kernel (net/socket.c:258)
[   54.437050][ T2923]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.437187][ T2923]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.437332][ T2923]  ___sys_sendmsg (net/socket.c:2752)
[   54.437469][ T2923]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.437639][ T2923]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.437787][ T2923]  __sys_sendmsg (net/socket.c:2784)
[   54.437932][ T2923]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.438067][ T2923]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.438244][ T2923]  ? 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)
[   54.438380][ T2923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.438518][ T2923]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.438654][ T2923]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.438790][ T2923]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.438933][ T2923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.439102][ T2923] RIP: 0033:0x7f5cee48608e
[   54.439249][ T2923] 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
[   54.439732][ T2923] RSP: 002b:00007ffc17d4bed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.439942][ T2923] RAX: ffffffffffffffda RBX: 00007ffc17d4c668 RCX: 00007f5cee48608e
[   54.440145][ T2923] RDX: 0000000000000000 RSI: 00007ffc17d4bf80 RDI: 0000000000000005
[   54.440351][ T2923] RBP: 00007ffc17d4bee0 R08: 0000000000000000 R09: 0000000000000000
[   54.440555][ T2923] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.440757][ T2923] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc17d4c640
| [   54.467683][ T2926] ------------[ cut here ]------------
| [   54.467828][ T2926] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2926
| [   54.468094][ T2926] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.468631][ T2926] Tainted: [W]=WARN
[   54.468730][ T2926] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.468899][ T2926] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.469069][ T2926] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.469536][ T2926] RSP: 0018:ffa0000007197020 EFLAGS: 00010286
[   54.469699][ T2926] RAX: 00000000ffffffa6 RBX: ff1100000c965b40 RCX: 1ff4000000e32dca
[   54.469896][ T2926] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c965bf0
[   54.470090][ T2926] RBP: ff11000013212000 R08: 1fe220000192cb7f R09: ff1100000e802e58
[   54.470288][ T2926] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   54.470480][ T2926] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.470675][ T2926] FS:  00007fb6be168840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.470908][ T2926] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.471073][ T2926] CR2: 000000001e492988 CR3: 000000001322a005 CR4: 0000000000771ef0
[   54.471277][ T2926] PKRU: 55555554
[   54.471374][ T2926] Call Trace:
[   54.471470][ T2926]  <TASK>
[   54.471538][ T2926]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.471668][ T2926]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.471767][ T2926]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.471902][ T2926]  __dev_notify_flags (net/core/dev.c:9787)
[   54.472034][ T2926]  ? netif_change_name (net/core/dev.c:1495)
[   54.472162][ T2926]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.472298][ T2926]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.472426][ T2926]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.472558][ T2926]  ? 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))
[   54.472690][ T2926]  netif_change_flags (net/core/dev.c:9820)
[   54.472820][ T2926]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.472956][ T2926]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.473087][ T2926]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.473222][ T2926]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.473384][ T2926]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.473513][ T2926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.473641][ T2926]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.473769][ T2926]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.473903][ T2926]  ? __kernel_text_address (kernel/extable.c:79)
[   54.474033][ T2926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.474163][ T2926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.474295][ T2926]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.474424][ T2926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.474552][ T2926]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.474680][ T2926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.474808][ T2926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.474940][ T2926]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.475068][ T2926]  ? __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)
[   54.475198][ T2926]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.475332][ T2926]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.475461][ T2926]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.475593][ T2926]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.475724][ T2926]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.475856][ T2926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.475990][ T2926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.476118][ T2926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.476251][ T2926]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.476380][ T2926]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.476512][ T2926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.476641][ T2926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.476769][ T2926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.476905][ T2926]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.477035][ T2926]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.477163][ T2926]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.477297][ T2926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.477425][ T2926]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.477556][ T2926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.477687][ T2926]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.477815][ T2926]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.477949][ T2926]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.478077][ T2926]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.478212][ T2926]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.478347][ T2926]  ? 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))
[   54.478477][ T2926]  ? 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))
[   54.478611][ T2926]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.478741][ T2926]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.478872][ T2926]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.479002][ T2926]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.479131][ T2926]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.479265][ T2926]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.479396][ T2926]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.479523][ T2926]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.479651][ T2926]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.479811][ T2926]  ? move_addr_to_kernel (net/socket.c:258)
[   54.479946][ T2926]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.480074][ T2926]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.480208][ T2926]  ___sys_sendmsg (net/socket.c:2752)
[   54.480335][ T2926]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.480493][ T2926]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.480634][ T2926]  __sys_sendmsg (net/socket.c:2784)
[   54.480765][ T2926]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.480898][ T2926]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.481060][ T2926]  ? 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)
[   54.481188][ T2926]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.481322][ T2926]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.481449][ T2926]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.481576][ T2926]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.481705][ T2926]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.481869][ T2926] RIP: 0033:0x7fb6be3a208e
[   54.482003][ T2926] 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
[   54.482462][ T2926] RSP: 002b:00007ffddf2608f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.482655][ T2926] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb6be3a208e
[   54.482847][ T2926] RDX: 0000000000000000 RSI: 00007ffddf2609a0 RDI: 0000000000000005
[   54.483046][ T2926] RBP: 00007ffddf260900 R08: 0000000000000000 R09: 0000000000000000
[   54.483244][ T2926] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5b
[   54.483434][ T2926] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddf261060
| [   54.618799][ T2941] ------------[ cut here ]------------
| [   54.618992][ T2941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2941
| [   54.619317][ T2941] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.619956][ T2941] Tainted: [W]=WARN
[   54.620069][ T2941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.620265][ T2941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.620463][ T2941] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.621011][ T2941] RSP: 0018:ffa0000007216f70 EFLAGS: 00010286
[   54.621206][ T2941] RAX: 00000000ffffffa6 RBX: ff1100001194e340 RCX: 1ff4000000e42db4
[   54.621435][ T2941] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194e3f0
[   54.621663][ T2941] RBP: ff11000010ec2000 R08: 1fe2200002329c7f R09: ff1100001336d180
[   54.621899][ T2941] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   54.622125][ T2941] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.622363][ T2941] FS:  00007f553ff0f840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   54.622632][ T2941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.622824][ T2941] CR2: 000000003f003a28 CR3: 0000000012ca7006 CR4: 0000000000771ef0
[   54.623057][ T2941] PKRU: 55555554
[   54.623172][ T2941] Call Trace:
[   54.623288][ T2941]  <TASK>
[   54.623369][ T2941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.623525][ T2941]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.623678][ T2941]  notifier_call_chain (kernel/notifier.c:85)
[   54.623840][ T2941]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   54.624646][ T2941]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.624818][ T2941]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.625050][ T2941]  netdev_upper_dev_link (net/core/dev.c:8972)
[   54.625269][ T2941]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   54.625426][ T2941] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   54.625585][ T2941]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.625739][ T2941] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.625991][ T2941]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.626149][ T2941]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.626309][ T2941]  ? nla_strscpy (lib/nlattr.c:795)
[   54.626462][ T2941]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.626614][ T2941]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.626768][ T2941]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.627008][ T2941]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.627166][ T2941]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.627396][ T2941]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.627552][ T2941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.627703][ T2941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.627854][ T2941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.628063][ T2941]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.628218][ T2941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.628373][ T2941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.628525][ T2941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.628677][ T2941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.628826][ T2941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.629038][ T2941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.629188][ T2941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.629347][ T2941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.629497][ T2941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.629649][ T2941]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.629800][ T2941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.630003][ T2941]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.630161][ T2941]  ? 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))
[   54.630320][ T2941]  ? 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))
[   54.630473][ T2941]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.630627][ T2941]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.630780][ T2941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.630938][ T2941]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.631090][ T2941]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.631244][ T2941]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.631401][ T2941]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.631552][ T2941]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.631703][ T2941]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.631894][ T2941]  ? move_addr_to_kernel (net/socket.c:258)
[   54.632047][ T2941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.632198][ T2941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.632354][ T2941]  ___sys_sendmsg (net/socket.c:2752)
[   54.632504][ T2941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.632693][ T2941]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.632856][ T2941]  __sys_sendmsg (net/socket.c:2784)
[   54.633016][ T2941]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.633169][ T2941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.633463][ T2941]  ? 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)
[   54.633615][ T2941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.633764][ T2941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.633919][ T2941]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.634069][ T2941]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.634227][ T2941]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.634414][ T2941] RIP: 0033:0x7f554014908e
[   54.634573][ T2941] 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
[   54.635115][ T2941] RSP: 002b:00007ffec026f400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.635350][ T2941] RAX: ffffffffffffffda RBX: 00007ffec026fb98 RCX: 00007f554014908e
[   54.635574][ T2941] RDX: 0000000000000000 RSI: 00007ffec026f4b0 RDI: 0000000000000005
[   54.635799][ T2941] RBP: 00007ffec026f410 R08: 0000000000000000 R09: 0000000000000000
[   54.636025][ T2941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   54.636256][ T2941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec026fb70
| [   54.638148][ T2941] ------------[ cut here ]------------
| [   54.638306][ T2941] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/2941
| [   54.638604][ T2941] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.639231][ T2941] Tainted: [W]=WARN
[   54.639347][ T2941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.639537][ T2941] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.639734][ T2941] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.640339][ T2941] RSP: 0018:ffa0000007216fd0 EFLAGS: 00010286
[   54.640530][ T2941] RAX: 00000000ffffffa6 RBX: ff1100001194f840 RCX: 1ff4000000e42dc0
[   54.640752][ T2941] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f8f0
[   54.641049][ T2941] RBP: ff1100000cc12000 R08: 1fe2200002329f1f R09: ff1100001336d180
[   54.641276][ T2941] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   54.641499][ T2941] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   54.641723][ T2941] FS:  00007f553ff0f840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   54.642084][ T2941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.642283][ T2941] CR2: 000000003f003a28 CR3: 0000000012ca7006 CR4: 0000000000771ef0
[   54.642581][ T2941] PKRU: 55555554
[   54.642698][ T2941] Call Trace:
[   54.642811][ T2941]  <TASK>
[   54.642954][ T2941]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.643110][ T2941]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.643230][ T2941]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.643380][ T2941]  __dev_notify_flags (net/core/dev.c:9787)
[   54.643530][ T2941]  ? netif_change_name (net/core/dev.c:1495)
[   54.643681][ T2941]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.643832][ T2941]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   54.644065][ T2941]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.644218][ T2941] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   54.644372][ T2941]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.644525][ T2941] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.644676][ T2941]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.644829][ T2941]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.645085][ T2941]  ? nla_strscpy (lib/nlattr.c:795)
[   54.645244][ T2941]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.645393][ T2941]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.645545][ T2941]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.645695][ T2941]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.645852][ T2941]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.646083][ T2941]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.646239][ T2941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.646388][ T2941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.646541][ T2941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.646694][ T2941]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.646845][ T2941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.647060][ T2941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.647218][ T2941]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.647368][ T2941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.647519][ T2941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.647667][ T2941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.647817][ T2941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.648028][ T2941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.648179][ T2941]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.648335][ T2941]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.648481][ T2941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.648629][ T2941]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.648783][ T2941]  ? 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))
[   54.648974][ T2941]  ? 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))
[   54.649124][ T2941]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.649277][ T2941]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.649425][ T2941]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.649574][ T2941]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.649723][ T2941]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.649877][ T2941]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.650032][ T2941]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.650182][ T2941]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.650333][ T2941]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.650518][ T2941]  ? move_addr_to_kernel (net/socket.c:258)
[   54.650667][ T2941]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.650815][ T2941]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.650972][ T2941]  ___sys_sendmsg (net/socket.c:2752)
[   54.651121][ T2941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.651312][ T2941]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.651472][ T2941]  __sys_sendmsg (net/socket.c:2784)
[   54.651720][ T2941]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.651872][ T2941]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.652062][ T2941]  ? 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)
[   54.652214][ T2941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.652462][ T2941]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.652612][ T2941]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.652759][ T2941]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.652913][ T2941]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.653195][ T2941] RIP: 0033:0x7f554014908e
[   54.653349][ T2941] 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
[   54.653878][ T2941] RSP: 002b:00007ffec026f400 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.654101][ T2941] RAX: ffffffffffffffda RBX: 00007ffec026fb98 RCX: 00007f554014908e
[   54.654327][ T2941] RDX: 0000000000000000 RSI: 00007ffec026f4b0 RDI: 0000000000000005
[   54.654546][ T2941] RBP: 00007ffec026f410 R08: 0000000000000000 R09: 0000000000000000
[   54.654767][ T2941] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   54.654990][ T2941] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffec026fb70
| [   54.689164][ T2942] ------------[ cut here ]------------
| [   54.689369][ T2942] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2942
| [   54.689683][ T2942] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.690336][ T2942] Tainted: [W]=WARN
[   54.690483][ T2942] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.690694][ T2942] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.690929][ T2942] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.691444][ T2942] RSP: 0018:ffa0000007227020 EFLAGS: 00010286
[   54.691661][ T2942] RAX: 00000000ffffffa6 RBX: ff11000009b1d840 RCX: 1ff4000000e44dca
[   54.692105][ T2942] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d8f0
[   54.692354][ T2942] RBP: ff1100000cc12000 R08: 1fe2200001363b1f R09: ff11000012f20b58
[   54.692599][ T2942] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   54.692843][ T2942] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.693104][ T2942] FS:  00007f44c8777840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   54.693391][ T2942] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.693607][ T2942] CR2: 0000000018056988 CR3: 000000000f2eb006 CR4: 0000000000771ef0
[   54.693853][ T2942] PKRU: 55555554
[   54.694012][ T2942] Call Trace:
[   54.694160][ T2942]  <TASK>
[   54.694286][ T2942]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.694471][ T2942]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.694649][ T2942]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.694828][ T2942]  __dev_notify_flags (net/core/dev.c:9787)
[   54.695024][ T2942]  ? netif_change_name (net/core/dev.c:1495)
[   54.695213][ T2942]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.695393][ T2942]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.695573][ T2942]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.695755][ T2942]  ? 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))
[   54.695948][ T2942]  netif_change_flags (net/core/dev.c:9820)
[   54.696131][ T2942]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.696319][ T2942]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.696502][ T2942]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.696683][ T2942]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.696910][ T2942]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.697094][ T2942]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.697279][ T2942]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.697460][ T2942]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.697641][ T2942]  ? __kernel_text_address (kernel/extable.c:79)
[   54.697884][ T2942]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.698089][ T2942]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.698286][ T2942]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.698472][ T2942]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.698663][ T2942]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.698851][ T2942]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.699080][ T2942]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.699278][ T2942]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.699471][ T2942]  ? __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)
[   54.699663][ T2942]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.699855][ T2942]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.700059][ T2942]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.700255][ T2942]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.700450][ T2942]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.700641][ T2942]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.700827][ T2942]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.701029][ T2942]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.701226][ T2942]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.701416][ T2942]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.701611][ T2942]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.701799][ T2942]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.702001][ T2942]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.702190][ T2942]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.702387][ T2942]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.702581][ T2942]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.702771][ T2942]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.702971][ T2942]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.703159][ T2942]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.703358][ T2942]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.703547][ T2942]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.703739][ T2942]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.703941][ T2942]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.704133][ T2942]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.704335][ T2942]  ? 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))
[   54.704523][ T2942]  ? 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))
[   54.704714][ T2942]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.704916][ T2942]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.705106][ T2942]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.705303][ T2942]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.705496][ T2942]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.705687][ T2942]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.705891][ T2942]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.706082][ T2942]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.706283][ T2942]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.706505][ T2942]  ? move_addr_to_kernel (net/socket.c:258)
[   54.706696][ T2942]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.706900][ T2942]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.707094][ T2942]  ___sys_sendmsg (net/socket.c:2752)
[   54.707289][ T2942]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.707515][ T2942]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.707717][ T2942]  __sys_sendmsg (net/socket.c:2784)
[   54.707916][ T2942]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.708103][ T2942]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.708334][ T2942]  ? 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)
[   54.708523][ T2942]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.708712][ T2942]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.708912][ T2942]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.709099][ T2942]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.709295][ T2942]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.709514][ T2942] RIP: 0033:0x7f44c89b108e
[   54.709705][ T2942] 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
[   54.710257][ T2942] RSP: 002b:00007ffc10304ce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.710521][ T2942] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f44c89b108e
[   54.710779][ T2942] RDX: 0000000000000000 RSI: 00007ffc10304d90 RDI: 0000000000000005
[   54.711048][ T2942] RBP: 00007ffc10304cf0 R08: 0000000000000000 R09: 0000000000000000
[   54.711311][ T2942] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   54.711566][ T2942] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc10305450
| [   54.838907][ T2956] ------------[ cut here ]------------
| [   54.839088][ T2956] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2956
| [   54.839384][ T2956] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.839984][ T2956] Tainted: [W]=WARN
[   54.840097][ T2956] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.840285][ T2956] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.840477][ T2956] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.841003][ T2956] RSP: 0018:ffa0000007256f70 EFLAGS: 00010286
[   54.841187][ T2956] RAX: 00000000ffffffa6 RBX: ff1100001194ec40 RCX: 1ff4000000e4adb4
[   54.841408][ T2956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194ecf0
[   54.841625][ T2956] RBP: ff11000010ec2000 R08: 1fe2200002329d9f R09: ff11000009e4d180
[   54.841840][ T2956] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   54.842059][ T2956] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   54.842280][ T2956] FS:  00007fd9efac3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.842535][ T2956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.842717][ T2956] CR2: 00007f4f5d774f98 CR3: 00000000132cb006 CR4: 0000000000771ef0
[   54.842940][ T2956] PKRU: 55555554
[   54.843049][ T2956] Call Trace:
[   54.843163][ T2956]  <TASK>
[   54.843243][ T2956]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.843390][ T2956]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   54.843537][ T2956]  notifier_call_chain (kernel/notifier.c:85)
[   54.843686][ T2956]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   54.843832][ T2956]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.843986][ T2956]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.844135][ T2956]  netdev_upper_dev_link (net/core/dev.c:8972)
[   54.844287][ T2956]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   54.844433][ T2956] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   54.844585][ T2956]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.844736][ T2956] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.844891][ T2956]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.845043][ T2956]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.845189][ T2956]  ? nla_strscpy (lib/nlattr.c:795)
[   54.845339][ T2956]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.845486][ T2956]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.845633][ T2956]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.845778][ T2956]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.845943][ T2956]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.846092][ T2956]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.846245][ T2956]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.846391][ T2956]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.846535][ T2956]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.846680][ T2956]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.846824][ T2956]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.846979][ T2956]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.847127][ T2956]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.847279][ T2956]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.847424][ T2956]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.847568][ T2956]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.847713][ T2956]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.847860][ T2956]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.848011][ T2956]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.848159][ T2956]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.848307][ T2956]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.848452][ T2956]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.848598][ T2956]  ? 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))
[   54.848741][ T2956]  ? 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))
[   54.848892][ T2956]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.849037][ T2956]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.849182][ T2956]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.849332][ T2956]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.849479][ T2956]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.849624][ T2956]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.849770][ T2956]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.849919][ T2956]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.850065][ T2956]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.850248][ T2956]  ? move_addr_to_kernel (net/socket.c:258)
[   54.850392][ T2956]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.850535][ T2956]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.850681][ T2956]  ___sys_sendmsg (net/socket.c:2752)
[   54.850824][ T2956]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.851009][ T2956]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.851163][ T2956]  __sys_sendmsg (net/socket.c:2784)
[   54.851311][ T2956]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.851453][ T2956]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.851633][ T2956]  ? 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)
[   54.851775][ T2956]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.851925][ T2956]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.852068][ T2956]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.852216][ T2956]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.852359][ T2956]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.852536][ T2956] RIP: 0033:0x7fd9efcfd08e
[   54.852685][ T2956] 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
[   54.853195][ T2956] RSP: 002b:00007fff84142880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.853416][ T2956] RAX: ffffffffffffffda RBX: 00007fff84143018 RCX: 00007fd9efcfd08e
[   54.853630][ T2956] RDX: 0000000000000000 RSI: 00007fff84142930 RDI: 0000000000000005
[   54.853845][ T2956] RBP: 00007fff84142890 R08: 0000000000000000 R09: 0000000000000000
[   54.854065][ T2956] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   54.854284][ T2956] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff84142ff0
| [   54.855959][ T2956] ------------[ cut here ]------------
| [   54.856099][ T2956] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/2956
| [   54.856380][ T2956] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.856961][ T2956] Tainted: [W]=WARN
[   54.857071][ T2956] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.857253][ T2956] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.857436][ T2956] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.857945][ T2956] RSP: 0018:ffa0000007256fd0 EFLAGS: 00010286
[   54.858125][ T2956] RAX: 00000000ffffffa6 RBX: ff1100001194f6c0 RCX: 1ff4000000e4adc0
[   54.858343][ T2956] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194f770
[   54.858556][ T2956] RBP: ff1100000c0ea000 R08: 1fe2200002329eef R09: ff11000009e4d180
[   54.858767][ T2956] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   54.858985][ T2956] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c0eae04
[   54.859197][ T2956] FS:  00007fd9efac3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   54.859452][ T2956] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.859630][ T2956] CR2: 00007f4f5d774f98 CR3: 00000000132cb006 CR4: 0000000000771ef0
[   54.859845][ T2956] PKRU: 55555554
[   54.859956][ T2956] Call Trace:
[   54.860062][ T2956]  <TASK>
[   54.860136][ T2956]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.860285][ T2956]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.860395][ T2956]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   54.860538][ T2956]  __dev_notify_flags (net/core/dev.c:9787)
[   54.860682][ T2956]  ? netif_change_name (net/core/dev.c:1495)
[   54.860825][ T2956]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   54.860976][ T2956]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   54.861119][ T2956]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   54.861268][ T2956] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   54.861416][ T2956]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   54.861563][ T2956] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   54.861708][ T2956]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   54.861858][ T2956]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   54.862008][ T2956]  ? nla_strscpy (lib/nlattr.c:795)
[   54.862152][ T2956]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   54.862301][ T2956]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   54.862444][ T2956]  ? __dev_get_by_name (net/core/dev.c:883)
[   54.862667][ T2956]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   54.862832][ T2956]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   54.862995][ T2956]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.863155][ T2956]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.863318][ T2956]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.863478][ T2956]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.863633][ T2956]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.863791][ T2956]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.863957][ T2956]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.864108][ T2956]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.864264][ T2956]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.864418][ T2956]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.864568][ T2956]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.864717][ T2956]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.864874][ T2956]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.865025][ T2956]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.865177][ T2956]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.865329][ T2956]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.865484][ T2956]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.865637][ T2956]  ? 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))
[   54.865788][ T2956]  ? 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))
[   54.865945][ T2956]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.866097][ T2956]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.866253][ T2956]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.866408][ T2956]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.866560][ T2956]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.866709][ T2956]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.866867][ T2956]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.867019][ T2956]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.867168][ T2956]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.867359][ T2956]  ? move_addr_to_kernel (net/socket.c:258)
[   54.867512][ T2956]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.867662][ T2956]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.867813][ T2956]  ___sys_sendmsg (net/socket.c:2752)
[   54.867966][ T2956]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.868155][ T2956]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.868321][ T2956]  __sys_sendmsg (net/socket.c:2784)
[   54.868473][ T2956]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.868624][ T2956]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.868811][ T2956]  ? 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)
[   54.868969][ T2956]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.869119][ T2956]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.869271][ T2956]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.869422][ T2956]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.869573][ T2956]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.869757][ T2956] RIP: 0033:0x7fd9efcfd08e
[   54.869915][ T2956] 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
[   54.870448][ T2956] RSP: 002b:00007fff84142880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.870672][ T2956] RAX: ffffffffffffffda RBX: 00007fff84143018 RCX: 00007fd9efcfd08e
[   54.870898][ T2956] RDX: 0000000000000000 RSI: 00007fff84142930 RDI: 0000000000000005
[   54.871121][ T2956] RBP: 00007fff84142890 R08: 0000000000000000 R09: 0000000000000000
[   54.871351][ T2956] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   54.871572][ T2956] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff84142ff0
| [   54.906604][ T2957] ------------[ cut here ]------------
| [   54.906798][ T2957] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/2957
| [   54.907752][ T2957] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   54.908551][ T2957] Tainted: [W]=WARN
[   54.908703][ T2957] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.908937][ T2957] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   54.909172][ T2957] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   54.909725][ T2957] RSP: 0018:ffa0000007267020 EFLAGS: 00010286
[   54.909968][ T2957] RAX: 00000000ffffffa6 RBX: ff11000005243240 RCX: 1ff4000000e4cdca
[   54.910233][ T2957] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000052432f0
[   54.910507][ T2957] RBP: ff1100000c0ea000 R08: 1fe2200000a4865f R09: ff110000132e8b58
[   54.910766][ T2957] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   54.911036][ T2957] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   54.911304][ T2957] FS:  00007f0cd0f60840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   54.911598][ T2957] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   54.911824][ T2957] CR2: 00007f0cd12301a0 CR3: 000000000949c002 CR4: 0000000000771ef0
[   54.912095][ T2957] PKRU: 55555554
[   54.912253][ T2957] Call Trace:
[   54.912408][ T2957]  <TASK>
[   54.912528][ T2957]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   54.912720][ T2957]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   54.912890][ T2957]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   54.913079][ T2957]  __dev_notify_flags (net/core/dev.c:9787)
[   54.913276][ T2957]  ? netif_change_name (net/core/dev.c:1495)
[   54.913467][ T2957]  ? __dev_change_flags (net/core/dev.c:9752)
[   54.913660][ T2957]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   54.913852][ T2957]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.914057][ T2957]  ? 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))
[   54.914261][ T2957]  netif_change_flags (net/core/dev.c:9820)
[   54.914454][ T2957]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   54.914641][ T2957]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   54.914834][ T2957]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   54.915036][ T2957]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   54.915269][ T2957]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.915461][ T2957]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.915651][ T2957]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.915840][ T2957]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.916041][ T2957]  ? __kernel_text_address (kernel/extable.c:79)
[   54.916240][ T2957]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.916431][ T2957]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.916620][ T2957]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.916809][ T2957]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.917013][ T2957]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   54.917207][ T2957]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.917397][ T2957]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.917587][ T2957]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   54.917776][ T2957]  ? __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)
[   54.917977][ T2957]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   54.918166][ T2957]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   54.918364][ T2957]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   54.918555][ T2957]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   54.918748][ T2957]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   54.918950][ T2957]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.919141][ T2957]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.919340][ T2957]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.919556][ T2957]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   54.919744][ T2957]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.919951][ T2957]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.920138][ T2957]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.920335][ T2957]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.920524][ T2957]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   54.920713][ T2957]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   54.920944][ T2957]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   54.921135][ T2957]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.921334][ T2957]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.921524][ T2957]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.921718][ T2957]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   54.921915][ T2957]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   54.922108][ T2957]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   54.922302][ T2957]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.922491][ T2957]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.922683][ T2957]  ? 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))
[   54.922883][ T2957]  ? 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))
[   54.923075][ T2957]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.923273][ T2957]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.923463][ T2957]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   54.923654][ T2957]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   54.923844][ T2957]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   54.924046][ T2957]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   54.924245][ T2957]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   54.924436][ T2957]  ? copy_msghdr_from_user (net/socket.c:2635)
[   54.924623][ T2957]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   54.924841][ T2957]  ? move_addr_to_kernel (net/socket.c:258)
[   54.925042][ T2957]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.925265][ T2957]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   54.925459][ T2957]  ___sys_sendmsg (net/socket.c:2752)
[   54.925645][ T2957]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   54.925884][ T2957]  ? copy_msghdr_from_user (net/socket.c:2603)
[   54.926086][ T2957]  __sys_sendmsg (net/socket.c:2784)
[   54.926278][ T2957]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   54.926465][ T2957]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   54.926689][ T2957]  ? 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)
[   54.926891][ T2957]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   54.927080][ T2957]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   54.927274][ T2957]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   54.927468][ T2957]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   54.927660][ T2957]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.927892][ T2957] RIP: 0033:0x7f0cd119a08e
[   54.928085][ T2957] 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
[   54.928631][ T2957] RSP: 002b:00007fffb31e3190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.928908][ T2957] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0cd119a08e
[   54.929167][ T2957] RDX: 0000000000000000 RSI: 00007fffb31e3240 RDI: 0000000000000005
[   54.929429][ T2957] RBP: 00007fffb31e31a0 R08: 0000000000000000 R09: 0000000000000000
[   54.929685][ T2957] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   54.929951][ T2957] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb31e3900
| [   55.041756][  T164] ------------[ cut here ]------------
| [   55.041950][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   55.042244][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.042870][  T164] Tainted: [W]=WARN
[   55.042980][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.043159][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.043353][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.043874][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   55.044063][  T164] RAX: 00000000ffffffa6 RBX: ff11000010e227c0 RCX: 1ff40000000feeef
[   55.044288][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010e22870
[   55.044510][  T164] RBP: ff11000010c22000 R08: 1fe22000021c450f R09: ff1100000c0151f8
[   55.044732][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.044955][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.045176][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   55.045444][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.045631][  T164] CR2: 00005634ecc048a8 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   55.045852][  T164] PKRU: 55555554
[   55.045972][  T164] Call Trace:
[   55.046081][  T164]  <TASK>
[   55.046163][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.046358][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.046544][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   55.046691][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   55.046836][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   55.046989][  T164]  ? 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)
[   55.047140][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   55.047319][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.047467][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   55.047619][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   55.047771][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   55.047930][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   55.048117][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   55.048312][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   55.048461][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   55.048610][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   55.048793][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   55.048949][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   55.049098][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   55.049251][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   55.049402][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   55.049513][  T164]  new_sync_write (fs/read_write.c:595)
[   55.049664][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.049810][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   55.049968][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.050115][  T164]  ? ksys_write (fs/read_write.c:740)
[   55.050273][  T164]  vfs_write (fs/read_write.c:688)
[   55.050389][  T164]  ksys_write (fs/read_write.c:740)
[   55.050501][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   55.050647][  T164]  ? 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)
[   55.050794][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.051015][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.051166][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.051320][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.051468][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.051650][  T164] RIP: 0033:0x7f4f5d5d508e
[   55.051804][  T164] 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
[   55.052337][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   55.052561][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   55.052778][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   55.053001][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   55.053223][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   55.053443][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   55.084719][  T164] ------------[ cut here ]------------
| [   55.084930][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: udp_tunnel_nic./164
| [   55.085242][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.085903][  T164] Tainted: [W]=WARN
[   55.086017][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.086209][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.086409][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.086954][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   55.087149][  T164] RAX: 00000000ffffffa6 RBX: ff1100000cc69840 RCX: 1ff40000000feed1
[   55.087383][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc698f0
[   55.087609][  T164] RBP: ff1100001284a000 R08: 1fe220000198d31f R09: ff1100000c0151f8
[   55.087837][  T164] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   55.088067][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100001284a000
[   55.088329][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   55.088599][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.088794][  T164] CR2: 000055aa93d206c0 CR3: 000000000d6b7004 CR4: 0000000000771ef0
[   55.089029][  T164] PKRU: 55555554
[   55.089145][  T164] Call Trace:
[   55.089266][  T164]  <TASK>
[   55.089346][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.089502][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.089619][  T164]  register_netdevice (net/core/dev.c:11488)
[   55.089774][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   55.089970][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   55.090129][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   55.090335][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   55.090495][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   55.090689][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   55.090893][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.091050][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   55.091206][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   55.091402][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   55.091559][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   55.091752][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   55.091909][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   55.092065][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   55.092221][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   55.092337][  T164]  new_sync_write (fs/read_write.c:595)
[   55.092492][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.092646][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   55.092802][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.092959][  T164]  ? ksys_write (fs/read_write.c:740)
[   55.093116][  T164]  vfs_write (fs/read_write.c:688)
[   55.093239][  T164]  ksys_write (fs/read_write.c:740)
[   55.093354][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   55.093510][  T164]  ? 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)
[   55.093664][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.093822][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.093982][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.094135][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.094292][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.094481][  T164] RIP: 0033:0x7f4f5d5d508e
[   55.094643][  T164] 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
[   55.095186][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   55.095424][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   55.095651][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   55.095879][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   55.096107][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   55.096336][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   55.308300][ T2992] ------------[ cut here ]------------
| [   55.308474][ T2992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2992
| [   55.308749][ T2992] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.309320][ T2992] Tainted: [W]=WARN
[   55.309427][ T2992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.309603][ T2992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.309784][ T2992] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.310285][ T2992] RSP: 0018:ffa00000073d6fe0 EFLAGS: 00010286
[   55.310460][ T2992] RAX: 00000000ffffffa6 RBX: ff11000009b1d240 RCX: 1ff4000000e7adc2
[   55.310668][ T2992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1d2f0
[   55.310888][ T2992] RBP: ff11000010ec2000 R08: 1fe2200001363a5f R09: ff110000131c5158
[   55.311091][ T2992] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   55.311302][ T2992] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   55.311510][ T2992] FS:  00007f37c0e8d840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.311756][ T2992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.311940][ T2992] CR2: 000000001f75f988 CR3: 000000000caad005 CR4: 0000000000771ef0
[   55.312149][ T2992] PKRU: 55555554
[   55.312261][ T2992] Call Trace:
[   55.312363][ T2992]  <TASK>
[   55.312436][ T2992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.312577][ T2992]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.312717][ T2992]  notifier_call_chain (kernel/notifier.c:85)
[   55.312859][ T2992]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   55.313007][ T2992]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   55.313177][ T2992]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.313318][ T2992]  ? 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)
[   55.313452][ T2992]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.313587][ T2992]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   55.313722][ T2992]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   55.313983][ T2992] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.314126][ T2992]  ? write_profile (kernel/profile.c:194)
[   55.314265][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.314401][ T2992]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   55.314572][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.314707][ T2992]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   55.314841][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.315052][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.315188][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.315327][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.315459][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.315611][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.315748][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.315958][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.316090][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.316227][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.316361][ T2992]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.316499][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.316635][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.316768][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.316990][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.317127][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.317264][ T2992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.317400][ T2992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.317534][ T2992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.317667][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.317804][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.318024][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.318161][ T2992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.318300][ T2992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.318434][ T2992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.318571][ T2992]  ? 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))
[   55.318705][ T2992]  ? 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))
[   55.318841][ T2992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.319036][ T2992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.319172][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.319313][ T2992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.319450][ T2992]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.319585][ T2992]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.319723][ T2992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.319856][ T2992]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.319996][ T2992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.320162][ T2992]  ? move_addr_to_kernel (net/socket.c:258)
[   55.320302][ T2992]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.320439][ T2992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.320575][ T2992]  ___sys_sendmsg (net/socket.c:2752)
[   55.320708][ T2992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.320882][ T2992]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.321031][ T2992]  __sys_sendmsg (net/socket.c:2784)
[   55.321167][ T2992]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.321306][ T2992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.321479][ T2992]  ? 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)
[   55.321614][ T2992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.321749][ T2992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.321891][ T2992]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.322025][ T2992]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.322161][ T2992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.322333][ T2992] RIP: 0033:0x7f37c10c708e
[   55.322474][ T2992] 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
[   55.322956][ T2992] RSP: 002b:00007ffc918f99d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.323162][ T2992] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f37c10c708e
[   55.323366][ T2992] RDX: 0000000000000000 RSI: 00007ffc918f9a80 RDI: 0000000000000005
[   55.323570][ T2992] RBP: 00007ffc918f99e0 R08: 0000000000000000 R09: 0000000000000000
[   55.323770][ T2992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   55.323976][ T2992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc918fa140
| [   55.325616][ T2992] ------------[ cut here ]------------
| [   55.325745][ T2992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2992
| [   55.326007][ T2992] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.326539][ T2992] Tainted: [W]=WARN
[   55.326639][ T2992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.326801][ T2992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.327557][ T2992] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.328106][ T2992] RSP: 0018:ffa00000073d7060 EFLAGS: 00010286
[   55.328275][ T2992] RAX: 00000000ffffffa6 RBX: ff11000009b1d9c0 RCX: 1ff4000000e7add2
[   55.328471][ T2992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1da70
[   55.328667][ T2992] RBP: ff1100000ea72000 R08: 1fe2200001363b4f R09: ff110000131c5158
[   55.328861][ T2992] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.329129][ T2992] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000073d7100
[   55.329328][ T2992] FS:  00007f37c0e8d840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.329620][ T2992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.329783][ T2992] CR2: 000000001f75f988 CR3: 000000000caad005 CR4: 0000000000771ef0
[   55.330075][ T2992] PKRU: 55555554
[   55.330173][ T2992] Call Trace:
[   55.330274][ T2992]  <TASK>
[   55.330343][ T2992]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.330474][ T2992]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.330574][ T2992]  netif_close_many (net/core/dev.c:1804)
[   55.330705][ T2992]  ? 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)
[   55.330834][ T2992]  ? __dev_close_many (net/core/dev.c:1781)
[   55.331020][ T2992]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.331182][ T2992]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.331347][ T2992]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.331479][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.331608][ T2992]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.331771][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.331963][ T2992]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.332092][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.332226][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.332354][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.332483][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.332613][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.332761][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.332944][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.333075][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.333206][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.333337][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.333467][ T2992]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.333597][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.333727][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.333855][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.333990][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.334121][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.334255][ T2992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.334384][ T2992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.334514][ T2992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.334642][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.334774][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.334908][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.335039][ T2992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.335167][ T2992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.335301][ T2992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.335435][ T2992]  ? 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))
[   55.335564][ T2992]  ? 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))
[   55.335694][ T2992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.335824][ T2992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.335959][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.336092][ T2992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.336225][ T2992]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.336355][ T2992]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.336485][ T2992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.336616][ T2992]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.336745][ T2992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.336909][ T2992]  ? move_addr_to_kernel (net/socket.c:258)
[   55.337041][ T2992]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.337172][ T2992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.337308][ T2992]  ___sys_sendmsg (net/socket.c:2752)
[   55.337437][ T2992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.337600][ T2992]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.337744][ T2992]  __sys_sendmsg (net/socket.c:2784)
[   55.337877][ T2992]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.338007][ T2992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.338172][ T2992]  ? 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)
[   55.338308][ T2992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.338438][ T2992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.338567][ T2992]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.338696][ T2992]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.338825][ T2992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.339003][ T2992] RIP: 0033:0x7f37c10c708e
[   55.339141][ T2992] 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
[   55.339606][ T2992] RSP: 002b:00007ffc918f99d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.339800][ T2992] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f37c10c708e
[   55.340003][ T2992] RDX: 0000000000000000 RSI: 00007ffc918f9a80 RDI: 0000000000000005
[   55.340197][ T2992] RBP: 00007ffc918f99e0 R08: 0000000000000000 R09: 0000000000000000
[   55.340397][ T2992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   55.340590][ T2992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc918fa140
| [   55.344536][ T2992] ------------[ cut here ]------------
| [   55.344675][ T2992] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/2992
| [   55.344933][ T2992] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.345441][ T2992] Tainted: [W]=WARN
[   55.345538][ T2992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.345701][ T2992] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.345871][ T2992] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.346316][ T2992] RSP: 0018:ffa00000073d7190 EFLAGS: 00010286
[   55.346472][ T2992] RAX: 00000000ffffffa6 RBX: ff110000100be040 RCX: 1ff4000000e7adf8
[   55.346656][ T2992] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be0f0
[   55.346840][ T2992] RBP: ff1100000ea72000 R08: 1fe2200002017c1f R09: ff110000131c5158
[   55.347031][ T2992] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.347225][ T2992] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.347414][ T2992] FS:  00007f37c0e8d840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.347637][ T2992] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.347798][ T2992] CR2: 000000001f75f988 CR3: 000000000caad005 CR4: 0000000000771ef0
[   55.347992][ T2992] PKRU: 55555554
[   55.348089][ T2992] Call Trace:
[   55.348182][ T2992]  <TASK>
[   55.348250][ T2992]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.348408][ T2992]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.348564][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.348691][ T2992]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.348815][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.348946][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.349072][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.349196][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.349329][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.349472][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.349595][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.349720][ T2992]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.349845][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.349976][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.350103][ T2992]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.350234][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.350358][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.350482][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.350606][ T2992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.350732][ T2992]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.350856][ T2992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.350988][ T2992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.351112][ T2992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.351239][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.351364][ T2992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.351488][ T2992]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.351613][ T2992]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.351736][ T2992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.351868][ T2992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.351997][ T2992]  ? 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))
[   55.352122][ T2992]  ? 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))
[   55.352252][ T2992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.352377][ T2992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.352501][ T2992]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.352626][ T2992]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.352752][ T2992]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.352933][ T2992]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.353060][ T2992]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.353237][ T2992]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.353362][ T2992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.353517][ T2992]  ? move_addr_to_kernel (net/socket.c:258)
[   55.353642][ T2992]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.353766][ T2992]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.353938][ T2992]  ___sys_sendmsg (net/socket.c:2752)
[   55.354062][ T2992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.354219][ T2992]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.354355][ T2992]  __sys_sendmsg (net/socket.c:2784)
[   55.354479][ T2992]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.354602][ T2992]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.354759][ T2992]  ? 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)
[   55.354890][ T2992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.355016][ T2992]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.355139][ T2992]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.355267][ T2992]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.355391][ T2992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.355544][ T2992] RIP: 0033:0x7f37c10c708e
[   55.355671][ T2992] 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
[   55.356116][ T2992] RSP: 002b:00007ffc918f99d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.356304][ T2992] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f37c10c708e
[   55.356489][ T2992] RDX: 0000000000000000 RSI: 00007ffc918f9a80 RDI: 0000000000000005
[   55.356672][ T2992] RBP: 00007ffc918f99e0 R08: 0000000000000000 R09: 0000000000000000
[   55.356856][ T2992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   55.357047][ T2992] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc918fa140
| [   55.514176][ T3008] ------------[ cut here ]------------
| [   55.514353][ T3008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3008
| [   55.514635][ T3008] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.515207][ T3008] Tainted: [W]=WARN
[   55.515312][ T3008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.515483][ T3008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.515658][ T3008] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.516150][ T3008] RSP: 0018:ffa00000074c6fe0 EFLAGS: 00010286
[   55.516327][ T3008] RAX: 00000000ffffffa6 RBX: ff110000052433c0 RCX: 1ff4000000e98dc2
[   55.516528][ T3008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005243470
[   55.516730][ T3008] RBP: ff11000010ec2000 R08: 1fe2200000a4868f R09: ff1100001363ae58
[   55.516937][ T3008] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   55.517141][ T3008] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   55.517349][ T3008] FS:  00007fe8ef48b840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.517589][ T3008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.517759][ T3008] CR2: 00000000099c5988 CR3: 000000001361d001 CR4: 0000000000771ef0
[   55.517969][ T3008] PKRU: 55555554
[   55.518072][ T3008] Call Trace:
[   55.518174][ T3008]  <TASK>
[   55.518250][ T3008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.518386][ T3008]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.518522][ T3008]  notifier_call_chain (kernel/notifier.c:85)
[   55.518663][ T3008]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   55.518799][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.518942][ T3008]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   55.519113][ T3008]  ? 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)
[   55.519250][ T3008]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.519386][ T3008]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   55.519522][ T3008]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   55.519688][ T3008]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   55.519825][ T3008] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.519971][ T3008]  ? write_profile (kernel/profile.c:194)
[   55.520107][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.520249][ T3008]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   55.520423][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.520561][ T3008]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   55.520696][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.520831][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.520971][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.521105][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.521246][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.521400][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.521536][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.521709][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.521867][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.522018][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.522170][ T3008]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.522326][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.522478][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.522625][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.522770][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.522995][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.523139][ T3008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.523285][ T3008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.523433][ T3008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.523577][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.523721][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.523953][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.524101][ T3008]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.524248][ T3008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.524390][ T3008]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.524535][ T3008]  ? 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))
[   55.524677][ T3008]  ? 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))
[   55.524823][ T3008]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.525020][ T3008]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.525166][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.525314][ T3008]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.525459][ T3008]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.525604][ T3008]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.525748][ T3008]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.525967][ T3008]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.526111][ T3008]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.526292][ T3008]  ? move_addr_to_kernel (net/socket.c:258)
[   55.526435][ T3008]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.526576][ T3008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.526721][ T3008]  ___sys_sendmsg (net/socket.c:2752)
[   55.526939][ T3008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.527118][ T3008]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.527273][ T3008]  __sys_sendmsg (net/socket.c:2784)
[   55.527414][ T3008]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.527555][ T3008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.527733][ T3008]  ? 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)
[   55.527948][ T3008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.528092][ T3008]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.528238][ T3008]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.528382][ T3008]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.528525][ T3008]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.528700][ T3008] RIP: 0033:0x7fe8ef6c508e
[   55.528848][ T3008] 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
[   55.529454][ T3008] RSP: 002b:00007ffda8098c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.529669][ T3008] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe8ef6c508e
[   55.529896][ T3008] RDX: 0000000000000000 RSI: 00007ffda8098d40 RDI: 0000000000000005
[   55.530106][ T3008] RBP: 00007ffda8098ca0 R08: 0000000000000000 R09: 0000000000000000
[   55.530318][ T3008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   55.530526][ T3008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda8099400
| [   55.532363][ T3008] ------------[ cut here ]------------
| [   55.532548][ T3008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3008
| [   55.532882][ T3008] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.533532][ T3008] Tainted: [W]=WARN
[   55.533686][ T3008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.533915][ T3008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.534138][ T3008] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.534665][ T3008] RSP: 0018:ffa00000074c7060 EFLAGS: 00010286
[   55.534896][ T3008] RAX: 00000000ffffffa6 RBX: ff11000005243240 RCX: 1ff4000000e98dd2
[   55.535148][ T3008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000052432f0
[   55.535405][ T3008] RBP: ff11000013212000 R08: 1fe2200000a4865f R09: ff1100001363ae58
[   55.535656][ T3008] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   55.535918][ T3008] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000074c7100
[   55.536170][ T3008] FS:  00007fe8ef48b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   55.536456][ T3008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.536676][ T3008] CR2: 00005634b211dd5c CR3: 000000001361d003 CR4: 0000000000771ef0
[   55.536944][ T3008] PKRU: 55555554
[   55.537094][ T3008] Call Trace:
[   55.537249][ T3008]  <TASK>
[   55.537368][ T3008]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.537556][ T3008]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.537710][ T3008]  netif_close_many (net/core/dev.c:1804)
[   55.537909][ T3008]  ? 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)
[   55.538097][ T3008]  ? __dev_close_many (net/core/dev.c:1781)
[   55.538285][ T3008]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.538504][ T3008]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.538724][ T3008]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.538926][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.539110][ T3008]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.539337][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.539524][ T3008]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.539711][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.539907][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.540092][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.540531][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.540714][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.540931][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.541116][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.541318][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.541504][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.541690][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.541893][ T3008]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.542081][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.542273][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.542460][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.542647][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.542835][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.543032][ T3008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.543224][ T3008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.543407][ T3008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.543593][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.543781][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.543980][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.544168][ T3008]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.544369][ T3008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.544556][ T3008]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.544744][ T3008]  ? 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))
[   55.544941][ T3008]  ? 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))
[   55.545131][ T3008]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.545321][ T3008]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.545507][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.545692][ T3008]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.545890][ T3008]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.546077][ T3008]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.546271][ T3008]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.546458][ T3008]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.546641][ T3008]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.546858][ T3008]  ? move_addr_to_kernel (net/socket.c:258)
[   55.547055][ T3008]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.547246][ T3008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.547436][ T3008]  ___sys_sendmsg (net/socket.c:2752)
[   55.547621][ T3008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.547840][ T3008]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.548049][ T3008]  __sys_sendmsg (net/socket.c:2784)
[   55.548243][ T3008]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.548428][ T3008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.548649][ T3008]  ? 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)
[   55.548833][ T3008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.549031][ T3008]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.549223][ T3008]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.549407][ T3008]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.549594][ T3008]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.549810][ T3008] RIP: 0033:0x7fe8ef6c508e
[   55.550016][ T3008] 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
[   55.550548][ T3008] RSP: 002b:00007ffda8098c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.550804][ T3008] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe8ef6c508e
[   55.551068][ T3008] RDX: 0000000000000000 RSI: 00007ffda8098d40 RDI: 0000000000000005
[   55.551326][ T3008] RBP: 00007ffda8098ca0 R08: 0000000000000000 R09: 0000000000000000
[   55.551576][ T3008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   55.551827][ T3008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda8099400
| [   55.554767][ T3008] ------------[ cut here ]------------
| [   55.554968][ T3008] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3008
| [   55.555268][ T3008] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.555906][ T3008] Tainted: [W]=WARN
[   55.556044][ T3008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.556250][ T3008] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.556458][ T3008] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.556956][ T3008] RSP: 0018:ffa00000074c7190 EFLAGS: 00010286
[   55.557164][ T3008] RAX: 00000000ffffffa6 RBX: ff11000010d46c40 RCX: 1ff4000000e98df8
[   55.557403][ T3008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d46cf0
[   55.557635][ T3008] RBP: ff11000013212000 R08: 1fe22000021a8d9f R09: ff1100001363ae58
[   55.557878][ T3008] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   55.558114][ T3008] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.558355][ T3008] FS:  00007fe8ef48b840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   55.558619][ T3008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.558824][ T3008] CR2: 00005634b211dd5c CR3: 000000001361d003 CR4: 0000000000771ef0
[   55.559082][ T3008] PKRU: 55555554
[   55.559232][ T3008] Call Trace:
[   55.559378][ T3008]  <TASK>
[   55.559489][ T3008]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.559694][ T3008]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.559912][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.560087][ T3008]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.560267][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.560439][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.560614][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.560787][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.560972][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.561164][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.561344][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.561519][ T3008]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.561690][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.561877][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.562053][ T3008]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.562235][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.562406][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.562580][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.562753][ T3008]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.562944][ T3008]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.563118][ T3008]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.563301][ T3008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.563473][ T3008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.563645][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.563820][ T3008]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.564005][ T3008]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.564181][ T3008]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.564360][ T3008]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.564535][ T3008]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.564714][ T3008]  ? 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))
[   55.564900][ T3008]  ? 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))
[   55.565075][ T3008]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.565254][ T3008]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.565427][ T3008]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.565601][ T3008]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.565774][ T3008]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.565964][ T3008]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.566138][ T3008]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.566321][ T3008]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.566496][ T3008]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.566700][ T3008]  ? move_addr_to_kernel (net/socket.c:258)
[   55.566888][ T3008]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.567060][ T3008]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.567245][ T3008]  ___sys_sendmsg (net/socket.c:2752)
[   55.567417][ T3008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.567621][ T3008]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.567805][ T3008]  __sys_sendmsg (net/socket.c:2784)
[   55.567991][ T3008]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.568162][ T3008]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.568375][ T3008]  ? 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)
[   55.568551][ T3008]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.568724][ T3008]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.568909][ T3008]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.569082][ T3008]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.569262][ T3008]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.569464][ T3008] RIP: 0033:0x7fe8ef6c508e
[   55.569642][ T3008] 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
[   55.570144][ T3008] RSP: 002b:00007ffda8098c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.570386][ T3008] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe8ef6c508e
[   55.570616][ T3008] RDX: 0000000000000000 RSI: 00007ffda8098d40 RDI: 0000000000000005
[   55.570849][ T3008] RBP: 00007ffda8098ca0 R08: 0000000000000000 R09: 0000000000000000
[   55.571091][ T3008] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5c
[   55.571332][ T3008] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffda8099400
| [   55.761427][ T3027] ------------[ cut here ]------------
| [   55.761593][ T3027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3027
| [   55.761883][ T3027] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.762449][ T3027] Tainted: [W]=WARN
[   55.762556][ T3027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.762724][ T3027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.762916][ T3027] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.763400][ T3027] RSP: 0018:ffa00000075e6fe0 EFLAGS: 00010286
[   55.763573][ T3027] RAX: 00000000ffffffa6 RBX: ff1100000cc68ac0 RCX: 1ff4000000ebcdc2
[   55.763778][ T3027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc68b70
[   55.763987][ T3027] RBP: ff11000010ec2000 R08: 1fe220000198d16f R09: ff1100000bba0b58
[   55.764189][ T3027] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   55.764392][ T3027] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   55.764596][ T3027] FS:  00007f8f14c94840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   55.764832][ T3027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.765007][ T3027] CR2: 0000000022c8e988 CR3: 00000000133d7003 CR4: 0000000000771ef0
[   55.765213][ T3027] PKRU: 55555554
[   55.765317][ T3027] Call Trace:
[   55.765420][ T3027]  <TASK>
[   55.765491][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.765627][ T3027]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.765763][ T3027]  notifier_call_chain (kernel/notifier.c:85)
[   55.765907][ T3027]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   55.766042][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.766177][ T3027]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   55.766352][ T3027]  ? 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)
[   55.766486][ T3027]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.766621][ T3027]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   55.766755][ T3027]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   55.767004][ T3027]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   55.767223][ T3027] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.767362][ T3027]  ? write_profile (kernel/profile.c:194)
[   55.767498][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.767633][ T3027]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   55.767803][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.768037][ T3027]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   55.768174][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.768314][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.768450][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.768583][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.768717][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.768954][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.769090][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.769229][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.769365][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.769498][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.769633][ T3027]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.769770][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.769933][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.770067][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.770206][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.770341][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.770475][ T3027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.770610][ T3027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.770744][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.770882][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.771019][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.771152][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.771291][ T3027]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.771426][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.771562][ T3027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.771701][ T3027]  ? 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))
[   55.771837][ T3027]  ? 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))
[   55.771978][ T3027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.772115][ T3027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.772253][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.772392][ T3027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.772527][ T3027]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.772663][ T3027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.772802][ T3027]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.772943][ T3027]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.773078][ T3027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.773246][ T3027]  ? move_addr_to_kernel (net/socket.c:258)
[   55.773381][ T3027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.773519][ T3027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.773655][ T3027]  ___sys_sendmsg (net/socket.c:2752)
[   55.773788][ T3027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.773961][ T3027]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.774109][ T3027]  __sys_sendmsg (net/socket.c:2784)
[   55.774248][ T3027]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.774382][ T3027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.774552][ T3027]  ? 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)
[   55.774688][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.774823][ T3027]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.774962][ T3027]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.775099][ T3027]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.775237][ T3027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.775404][ T3027] RIP: 0033:0x7f8f14ece08e
[   55.775547][ T3027] 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
[   55.776028][ T3027] RSP: 002b:00007ffcb1da0b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.776235][ T3027] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f14ece08e
[   55.776434][ T3027] RDX: 0000000000000000 RSI: 00007ffcb1da0bd0 RDI: 0000000000000005
[   55.776636][ T3027] RBP: 00007ffcb1da0b30 R08: 0000000000000000 R09: 0000000000000000
[   55.776836][ T3027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.777039][ T3027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb1da1290
| [   55.778727][ T3027] ------------[ cut here ]------------
| [   55.778888][ T3027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3027
| [   55.779145][ T3027] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.779674][ T3027] Tainted: [W]=WARN
[   55.779771][ T3027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.779941][ T3027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.780108][ T3027] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.780567][ T3027] RSP: 0018:ffa00000075e7060 EFLAGS: 00010286
[   55.780729][ T3027] RAX: 00000000ffffffa6 RBX: ff1100000cc69840 RCX: 1ff4000000ebcdd2
[   55.780931][ T3027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cc698f0
[   55.781130][ T3027] RBP: ff11000012f42000 R08: 1fe220000198d31f R09: ff1100000bba0b58
[   55.781327][ T3027] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   55.781517][ T3027] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000075e7100
[   55.781711][ T3027] FS:  00007f8f14c94840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   55.781942][ T3027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.782104][ T3027] CR2: 00007f4f5d774f98 CR3: 00000000133d7004 CR4: 0000000000771ef0
[   55.782304][ T3027] PKRU: 55555554
[   55.782400][ T3027] Call Trace:
[   55.782496][ T3027]  <TASK>
[   55.782563][ T3027]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.782695][ T3027]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.782796][ T3027]  netif_close_many (net/core/dev.c:1804)
[   55.782987][ T3027]  ? 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)
[   55.783116][ T3027]  ? __dev_close_many (net/core/dev.c:1781)
[   55.783266][ T3027]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.783428][ T3027]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.783590][ T3027]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.783724][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.783854][ T3027]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.784024][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.784154][ T3027]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.784287][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.784415][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.784544][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.784672][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.784800][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.784953][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.785082][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.785215][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.785344][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.785472][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.785601][ T3027]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.785731][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.785860][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.785995][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.786123][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.786258][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.786386][ T3027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.786516][ T3027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.786643][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.786772][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.786910][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.787038][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.787167][ T3027]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.787300][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.787430][ T3027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.787561][ T3027]  ? 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))
[   55.787688][ T3027]  ? 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))
[   55.787820][ T3027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.787956][ T3027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.788085][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.788222][ T3027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.788353][ T3027]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.788482][ T3027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.788611][ T3027]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.788738][ T3027]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.788873][ T3027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.789032][ T3027]  ? move_addr_to_kernel (net/socket.c:258)
[   55.789161][ T3027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.789294][ T3027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.789425][ T3027]  ___sys_sendmsg (net/socket.c:2752)
[   55.789553][ T3027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.789713][ T3027]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.789853][ T3027]  __sys_sendmsg (net/socket.c:2784)
[   55.789987][ T3027]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.790114][ T3027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.790281][ T3027]  ? 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)
[   55.790408][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.790537][ T3027]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.790665][ T3027]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.790794][ T3027]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.790928][ T3027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.791087][ T3027] RIP: 0033:0x7f8f14ece08e
[   55.791226][ T3027] 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
[   55.791681][ T3027] RSP: 002b:00007ffcb1da0b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.791878][ T3027] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f14ece08e
[   55.792069][ T3027] RDX: 0000000000000000 RSI: 00007ffcb1da0bd0 RDI: 0000000000000005
[   55.792266][ T3027] RBP: 00007ffcb1da0b30 R08: 0000000000000000 R09: 0000000000000000
[   55.792458][ T3027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.792649][ T3027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb1da1290
| [   55.795305][ T3027] ------------[ cut here ]------------
| [   55.795457][ T3027] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3027
| [   55.795705][ T3027] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.796227][ T3027] Tainted: [W]=WARN
[   55.796367][ T3027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.796547][ T3027] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.796732][ T3027] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.797246][ T3027] RSP: 0018:ffa00000075e7190 EFLAGS: 00010286
[   55.797424][ T3027] RAX: 00000000ffffffa6 RBX: ff11000005243cc0 RCX: 1ff4000000ebcdf8
[   55.797627][ T3027] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005243d70
[   55.797824][ T3027] RBP: ff11000012f42000 R08: 1fe2200000a487af R09: ff1100000bba0b58
[   55.798029][ T3027] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.798234][ T3027] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.798432][ T3027] FS:  00007f8f14c94840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.798662][ T3027] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.798830][ T3027] CR2: 00007fa838d7d2a0 CR3: 00000000133d7006 CR4: 0000000000771ef0
[   55.799040][ T3027] PKRU: 55555554
[   55.799141][ T3027] Call Trace:
[   55.799245][ T3027]  <TASK>
[   55.799312][ T3027]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.799480][ T3027]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.799647][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.799780][ T3027]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.799919][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.800050][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.800182][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.800317][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.800447][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.800596][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.800726][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.800858][ T3027]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.800996][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.801130][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.801265][ T3027]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.801400][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.801529][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.801659][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.801791][ T3027]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.801930][ T3027]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.802064][ T3027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.802195][ T3027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.802334][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.802465][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.802600][ T3027]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.802731][ T3027]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.802869][ T3027]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.803000][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.803134][ T3027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.803274][ T3027]  ? 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))
[   55.803404][ T3027]  ? 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))
[   55.803540][ T3027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.803671][ T3027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.803804][ T3027]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.803942][ T3027]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.804075][ T3027]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.804213][ T3027]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.804348][ T3027]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.804480][ T3027]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.804610][ T3027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.804772][ T3027]  ? move_addr_to_kernel (net/socket.c:258)
[   55.804910][ T3027]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.805040][ T3027]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.805175][ T3027]  ___sys_sendmsg (net/socket.c:2752)
[   55.805309][ T3027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.805474][ T3027]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.805617][ T3027]  __sys_sendmsg (net/socket.c:2784)
[   55.805750][ T3027]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.805886][ T3027]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.806052][ T3027]  ? 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)
[   55.806186][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.806322][ T3027]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.806453][ T3027]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.806583][ T3027]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.806715][ T3027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.806883][ T3027] RIP: 0033:0x7f8f14ece08e
[   55.807021][ T3027] 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
[   55.807495][ T3027] RSP: 002b:00007ffcb1da0b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.807692][ T3027] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8f14ece08e
[   55.807896][ T3027] RDX: 0000000000000000 RSI: 00007ffcb1da0bd0 RDI: 0000000000000005
[   55.808093][ T3027] RBP: 00007ffcb1da0b30 R08: 0000000000000000 R09: 0000000000000000
[   55.808295][ T3027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.808489][ T3027] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb1da1290
| [   55.854533][ T3028] ------------[ cut here ]------------
| [   55.854697][ T3028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3028
| [   55.855547][ T3028] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.856167][ T3028] Tainted: [W]=WARN
[   55.856277][ T3028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.856449][ T3028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.856683][ T3028] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.857225][ T3028] RSP: 0018:ffa00000075f6fe0 EFLAGS: 00010286
[   55.857399][ T3028] RAX: 00000000ffffffa6 RBX: ff1100000cb42ac0 RCX: 1ff4000000ebedc2
[   55.857602][ T3028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb42b70
[   55.857802][ T3028] RBP: ff11000010ec2000 R08: 1fe220000196856f R09: ff1100000bba2e58
[   55.858060][ T3028] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   55.858268][ T3028] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   55.858472][ T3028] FS:  00007fe655483840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   55.858711][ T3028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.858937][ T3028] CR2: 000000003ac33988 CR3: 0000000012972005 CR4: 0000000000771ef0
[   55.859139][ T3028] PKRU: 55555554
[   55.859246][ T3028] Call Trace:
[   55.859347][ T3028]  <TASK>
[   55.859417][ T3028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.859551][ T3028]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.859686][ T3028]  notifier_call_chain (kernel/notifier.c:85)
[   55.859827][ T3028]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   55.860017][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.860155][ T3028]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   55.860328][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.860465][ T3028]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   55.860633][ T3028]  ? 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)
[   55.860767][ T3028]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.860960][ T3028]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   55.861096][ T3028]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   55.861269][ T3028] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.861409][ T3028]  ? write_profile (kernel/profile.c:194)
[   55.861544][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.861680][ T3028]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   55.861851][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.862043][ T3028]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   55.862177][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.862317][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.862452][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.862589][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.862724][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.862933][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.863069][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.863207][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.863341][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.863476][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.863613][ T3028]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.863749][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.863937][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.864071][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.864208][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.864344][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.864479][ T3028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.864617][ T3028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.864753][ T3028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.864894][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.865030][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.865165][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.865306][ T3028]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.865440][ T3028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.865576][ T3028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.865715][ T3028]  ? 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))
[   55.865849][ T3028]  ? 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))
[   55.865991][ T3028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.866127][ T3028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.866266][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.866403][ T3028]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.866539][ T3028]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.866675][ T3028]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.866812][ T3028]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.866954][ T3028]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.867089][ T3028]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.867260][ T3028]  ? move_addr_to_kernel (net/socket.c:258)
[   55.867395][ T3028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.867531][ T3028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.867668][ T3028]  ___sys_sendmsg (net/socket.c:2752)
[   55.867804][ T3028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.867976][ T3028]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.868123][ T3028]  __sys_sendmsg (net/socket.c:2784)
[   55.868264][ T3028]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.868399][ T3028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.868569][ T3028]  ? 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)
[   55.868705][ T3028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.868842][ T3028]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.868979][ T3028]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.869115][ T3028]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.869254][ T3028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.869421][ T3028] RIP: 0033:0x7fe6556bd08e
[   55.869561][ T3028] 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
[   55.870046][ T3028] RSP: 002b:00007ffd47434800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.870253][ T3028] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6556bd08e
[   55.870454][ T3028] RDX: 0000000000000000 RSI: 00007ffd474348b0 RDI: 0000000000000005
[   55.870657][ T3028] RBP: 00007ffd47434810 R08: 0000000000000000 R09: 0000000000000000
[   55.870858][ T3028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.871063][ T3028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd47434f70
| [   55.872729][ T3028] ------------[ cut here ]------------
| [   55.872880][ T3028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3028
| [   55.873139][ T3028] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.873673][ T3028] Tainted: [W]=WARN
[   55.873773][ T3028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.873990][ T3028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.874160][ T3028] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.874630][ T3028] RSP: 0018:ffa00000075f7060 EFLAGS: 00010286
[   55.874794][ T3028] RAX: 00000000ffffffa6 RBX: ff1100000cb43240 RCX: 1ff4000000ebedd2
[   55.874996][ T3028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb432f0
[   55.875191][ T3028] RBP: ff1100000cc12000 R08: 1fe220000196865f R09: ff1100000bba2e58
[   55.875389][ T3028] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.875585][ T3028] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000075f7100
[   55.875781][ T3028] FS:  00007fe655483840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.876019][ T3028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.876185][ T3028] CR2: 00007f8f14d61574 CR3: 0000000012972001 CR4: 0000000000771ef0
[   55.876385][ T3028] PKRU: 55555554
[   55.876482][ T3028] Call Trace:
[   55.876581][ T3028]  <TASK>
[   55.876648][ T3028]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.876781][ T3028]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.876889][ T3028]  netif_close_many (net/core/dev.c:1804)
[   55.877021][ T3028]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4411 (discriminator 2))
[   55.877184][ T3028]  ? 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)
[   55.877319][ T3028]  ? __dev_close_many (net/core/dev.c:1781)
[   55.877453][ T3028]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.877617][ T3028]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.877782][ T3028]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.877925][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.878058][ T3028]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.878225][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.878359][ T3028]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.878490][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.878620][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.878788][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.878946][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.879091][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.879262][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.879407][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.879554][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.879699][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.879845][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.879991][ T3028]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.880131][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.880275][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.880412][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.880550][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.880690][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.880828][ T3028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.880972][ T3028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.881109][ T3028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.881253][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.881393][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.881530][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.881669][ T3028]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.881806][ T3028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.881949][ T3028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.882091][ T3028]  ? 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))
[   55.882234][ T3028]  ? 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))
[   55.882376][ T3028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.882515][ T3028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.882650][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.882789][ T3028]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.882934][ T3028]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.883074][ T3028]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.883218][ T3028]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.883356][ T3028]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.883495][ T3028]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.883664][ T3028]  ? move_addr_to_kernel (net/socket.c:258)
[   55.883802][ T3028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.883943][ T3028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.884084][ T3028]  ___sys_sendmsg (net/socket.c:2752)
[   55.884223][ T3028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.884392][ T3028]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.884542][ T3028]  __sys_sendmsg (net/socket.c:2784)
[   55.884682][ T3028]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.884819][ T3028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.884998][ T3028]  ? 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)
[   55.885137][ T3028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.885279][ T3028]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.885417][ T3028]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.885554][ T3028]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.885690][ T3028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.885868][ T3028] RIP: 0033:0x7fe6556bd08e
[   55.886013][ T3028] 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
[   55.886509][ T3028] RSP: 002b:00007ffd47434800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.886717][ T3028] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6556bd08e
[   55.886927][ T3028] RDX: 0000000000000000 RSI: 00007ffd474348b0 RDI: 0000000000000005
[   55.887132][ T3028] RBP: 00007ffd47434810 R08: 0000000000000000 R09: 0000000000000000
[   55.887338][ T3028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.887542][ T3028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd47434f70
| [   55.890009][ T3028] ------------[ cut here ]------------
| [   55.890145][ T3028] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3028
| [   55.890410][ T3028] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.890947][ T3028] Tainted: [W]=WARN
[   55.891049][ T3028] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.891220][ T3028] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.891394][ T3028] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.891871][ T3028] RSP: 0018:ffa00000075f7190 EFLAGS: 00010286
[   55.892041][ T3028] RAX: 00000000ffffffa6 RBX: ff1100000cf00f40 RCX: 1ff4000000ebedf8
[   55.892242][ T3028] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf00ff0
[   55.892438][ T3028] RBP: ff1100000cc12000 R08: 1fe22000019e01ff R09: ff1100000bba2e58
[   55.892634][ T3028] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   55.892831][ T3028] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   55.893034][ T3028] FS:  00007fe655483840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.893271][ T3028] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.893438][ T3028] CR2: 00007f8f14d61574 CR3: 0000000012972001 CR4: 0000000000771ef0
[   55.893636][ T3028] PKRU: 55555554
[   55.893737][ T3028] Call Trace:
[   55.893837][ T3028]  <TASK>
[   55.893910][ T3028]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   55.894080][ T3028]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.894250][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.894385][ T3028]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.894517][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.894653][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.894785][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.894924][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.895056][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.895212][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.895346][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.895480][ T3028]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.895611][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.895744][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.895879][ T3028]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.896012][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.896144][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.896280][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.896413][ T3028]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.896546][ T3028]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.896681][ T3028]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.896813][ T3028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.896952][ T3028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.897086][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.897224][ T3028]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.897355][ T3028]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.897488][ T3028]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.897617][ T3028]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.897752][ T3028]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.897893][ T3028]  ? 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))
[   55.898024][ T3028]  ? 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))
[   55.898159][ T3028]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.898296][ T3028]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.898429][ T3028]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.898565][ T3028]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.898700][ T3028]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.898834][ T3028]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.899003][ T3028]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.899137][ T3028]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.899273][ T3028]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.899436][ T3028]  ? move_addr_to_kernel (net/socket.c:258)
[   55.899567][ T3028]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.899700][ T3028]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.899835][ T3028]  ___sys_sendmsg (net/socket.c:2752)
[   55.899972][ T3028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.900140][ T3028]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.900290][ T3028]  __sys_sendmsg (net/socket.c:2784)
[   55.900423][ T3028]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.900556][ T3028]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.900724][ T3028]  ? 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)
[   55.900858][ T3028]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.900997][ T3028]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.901130][ T3028]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.901266][ T3028]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.901397][ T3028]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.901559][ T3028] RIP: 0033:0x7fe6556bd08e
[   55.901700][ T3028] 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
[   55.902174][ T3028] RSP: 002b:00007ffd47434800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.902378][ T3028] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6556bd08e
[   55.902575][ T3028] RDX: 0000000000000000 RSI: 00007ffd474348b0 RDI: 0000000000000005
[   55.902775][ T3028] RBP: 00007ffd47434810 R08: 0000000000000000 R09: 0000000000000000
[   55.902974][ T3028] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.903172][ T3028] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd47434f70
| [   55.957355][ T3029] ------------[ cut here ]------------
| [   55.957513][ T3029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3029
| [   55.957790][ T3029] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.958352][ T3029] Tainted: [W]=WARN
[   55.958456][ T3029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.958623][ T3029] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.958798][ T3029] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.959283][ T3029] RSP: 0018:ffa0000007606fe0 EFLAGS: 00010286
[   55.959459][ T3029] RAX: 00000000ffffffa6 RBX: ff11000011975240 RCX: 1ff4000000ec0dc2
[   55.959660][ T3029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000119752f0
[   55.959860][ T3029] RBP: ff11000010ec2000 R08: 1fe220000232ea5f R09: ff1100000bba5158
[   55.960068][ T3029] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   55.960272][ T3029] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   55.960475][ T3029] FS:  00007fda7275a840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.960712][ T3029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.960947][ T3029] CR2: 000000000640f988 CR3: 0000000010311003 CR4: 0000000000771ef0
[   55.961149][ T3029] PKRU: 55555554
[   55.961254][ T3029] Call Trace:
[   55.961354][ T3029]  <TASK>
[   55.961501][ T3029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.961640][ T3029]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   55.961775][ T3029]  notifier_call_chain (kernel/notifier.c:85)
[   55.961978][ T3029]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   55.962114][ T3029]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   55.962286][ T3029]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   55.962422][ T3029]  ? 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)
[   55.962556][ T3029]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.962691][ T3029]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   55.962827][ T3029]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   55.963063][ T3029] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.963201][ T3029]  ? write_profile (kernel/profile.c:194)
[   55.963340][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.963477][ T3029]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   55.963647][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.963784][ T3029]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   55.964007][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.964146][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.964284][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.964418][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.964554][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.964707][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.964840][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.965058][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.965191][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.965329][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.965463][ T3029]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.965600][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.965733][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.965943][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.966078][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.966217][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.966351][ T3029]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.966486][ T3029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.966620][ T3029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.966755][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.966977][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.967114][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.967253][ T3029]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.967385][ T3029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.967521][ T3029]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.967658][ T3029]  ? 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))
[   55.967794][ T3029]  ? 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))
[   55.968020][ T3029]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.968156][ T3029]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.968295][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.968431][ T3029]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.968569][ T3029]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.968706][ T3029]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.968843][ T3029]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.969068][ T3029]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.969202][ T3029]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.969374][ T3029]  ? move_addr_to_kernel (net/socket.c:258)
[   55.969511][ T3029]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.969645][ T3029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.969783][ T3029]  ___sys_sendmsg (net/socket.c:2752)
[   55.969963][ T3029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.970131][ T3029]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.970280][ T3029]  __sys_sendmsg (net/socket.c:2784)
[   55.970416][ T3029]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.970551][ T3029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.970722][ T3029]  ? 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)
[   55.970859][ T3029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.971000][ T3029]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.971135][ T3029]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.971273][ T3029]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.971410][ T3029]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.971577][ T3029] RIP: 0033:0x7fda7299408e
[   55.971719][ T3029] 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
[   55.972212][ T3029] RSP: 002b:00007ffcefb98980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.972417][ T3029] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fda7299408e
[   55.972617][ T3029] RDX: 0000000000000000 RSI: 00007ffcefb98a30 RDI: 0000000000000005
[   55.972820][ T3029] RBP: 00007ffcefb98990 R08: 0000000000000000 R09: 0000000000000000
[   55.973027][ T3029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.973233][ T3029] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefb990f0
| [   55.975025][ T3029] ------------[ cut here ]------------
| [   55.975157][ T3029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3029
| [   55.975419][ T3029] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   55.976362][ T3029] Tainted: [W]=WARN
[   55.976469][ T3029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.976637][ T3029] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   55.976806][ T3029] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   55.977424][ T3029] RSP: 0018:ffa0000007607060 EFLAGS: 00010286
[   55.977590][ T3029] RAX: 00000000ffffffa6 RBX: ff11000011975b40 RCX: 1ff4000000ec0dd2
[   55.977784][ T3029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011975bf0
[   55.977984][ T3029] RBP: ff1100000c0ea000 R08: 1fe220000232eb7f R09: ff1100000bba5158
[   55.978180][ T3029] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   55.978379][ T3029] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007607100
[   55.978574][ T3029] FS:  00007fda7275a840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   55.978806][ T3029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   55.978975][ T3029] CR2: 000000000640f988 CR3: 0000000010311003 CR4: 0000000000771ef0
[   55.979171][ T3029] PKRU: 55555554
[   55.979274][ T3029] Call Trace:
[   55.979372][ T3029]  <TASK>
[   55.979439][ T3029]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   55.979572][ T3029]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   55.979674][ T3029]  netif_close_many (net/core/dev.c:1804)
[   55.979806][ T3029]  ? 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)
[   55.979941][ T3029]  ? __dev_close_many (net/core/dev.c:1781)
[   55.980074][ T3029]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   55.980243][ T3029]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   55.980406][ T3029]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   55.980541][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.980674][ T3029]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   55.980838][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.980975][ T3029]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   55.981106][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.981241][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.981372][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.981502][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.981631][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.981780][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.981914][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.982048][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   55.982178][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.982312][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.982441][ T3029]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   55.982573][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.982703][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.982836][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.982972][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   55.983106][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   55.983240][ T3029]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   55.983370][ T3029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.983502][ T3029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.983633][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.983767][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   55.983903][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   55.984034][ T3029]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   55.984166][ T3029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.984303][ T3029]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.984437][ T3029]  ? 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))
[   55.984568][ T3029]  ? 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))
[   55.984701][ T3029]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.984832][ T3029]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.984968][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   55.985101][ T3029]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   55.985235][ T3029]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   55.985366][ T3029]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   55.985498][ T3029]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   55.985628][ T3029]  ? copy_msghdr_from_user (net/socket.c:2635)
[   55.985759][ T3029]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   55.985924][ T3029]  ? move_addr_to_kernel (net/socket.c:258)
[   55.986056][ T3029]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.986186][ T3029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   55.986322][ T3029]  ___sys_sendmsg (net/socket.c:2752)
[   55.986450][ T3029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   55.986612][ T3029]  ? copy_msghdr_from_user (net/socket.c:2603)
[   55.986755][ T3029]  __sys_sendmsg (net/socket.c:2784)
[   55.986892][ T3029]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   55.987021][ T3029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   55.987187][ T3029]  ? 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)
[   55.987321][ T3029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   55.987453][ T3029]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   55.987584][ T3029]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   55.987715][ T3029]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   55.987849][ T3029]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.988020][ T3029] RIP: 0033:0x7fda7299408e
[   55.988158][ T3029] 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
[   55.988624][ T3029] RSP: 002b:00007ffcefb98980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.988821][ T3029] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fda7299408e
[   55.989021][ T3029] RDX: 0000000000000000 RSI: 00007ffcefb98a30 RDI: 0000000000000005
[   55.989220][ T3029] RBP: 00007ffcefb98990 R08: 0000000000000000 R09: 0000000000000000
[   55.989414][ T3029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   55.989609][ T3029] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefb990f0
| [   56.000693][ T3029] ------------[ cut here ]------------
| [   56.000846][ T3029] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3029
| [   56.001115][ T3029] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.001633][ T3029] Tainted: [W]=WARN
[   56.001731][ T3029] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.001995][ T3029] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.002162][ T3029] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.002614][ T3029] RSP: 0018:ffa0000007607190 EFLAGS: 00010286
[   56.002773][ T3029] RAX: 00000000ffffffa6 RBX: ff110000100bfcc0 RCX: 1ff4000000ec0df8
[   56.002972][ T3029] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfd70
[   56.003161][ T3029] RBP: ff1100000c0ea000 R08: 1fe2200002017faf R09: ff1100000bba5158
[   56.003354][ T3029] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.003543][ T3029] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.003738][ T3029] FS:  00007fda7275a840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.003971][ T3029] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.004129][ T3029] CR2: 000000000640f988 CR3: 0000000010311003 CR4: 0000000000771ef0
[   56.004326][ T3029] PKRU: 55555554
[   56.004421][ T3029] Call Trace:
[   56.004515][ T3029]  <TASK>
[   56.004580][ T3029]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.004742][ T3029]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.004908][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.005038][ T3029]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   56.005165][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.005297][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.005425][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.005550][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.005675][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.005819][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.005951][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.006078][ T3029]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.006203][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.006333][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.006461][ T3029]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   56.006590][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.006718][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.006844][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.006975][ T3029]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.007103][ T3029]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.007235][ T3029]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.007361][ T3029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.007489][ T3029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.007614][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.007745][ T3029]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.007875][ T3029]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.008002][ T3029]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.008128][ T3029]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.008260][ T3029]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.008388][ T3029]  ? 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))
[   56.008513][ T3029]  ? 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))
[   56.008640][ T3029]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.008769][ T3029]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.008902][ T3029]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.009029][ T3029]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.009156][ T3029]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.009286][ T3029]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.009412][ T3029]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.009538][ T3029]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.009664][ T3029]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.009819][ T3029]  ? move_addr_to_kernel (net/socket.c:258)
[   56.009952][ T3029]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.010078][ T3029]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.010207][ T3029]  ___sys_sendmsg (net/socket.c:2752)
[   56.010332][ T3029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.010488][ T3029]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.010628][ T3029]  __sys_sendmsg (net/socket.c:2784)
[   56.010754][ T3029]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.010885][ T3029]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.011046][ T3029]  ? 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)
[   56.011172][ T3029]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.011302][ T3029]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.011427][ T3029]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.011552][ T3029]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.011679][ T3029]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.011833][ T3029] RIP: 0033:0x7fda7299408e
[   56.011971][ T3029] 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
[   56.012420][ T3029] RSP: 002b:00007ffcefb98980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.012609][ T3029] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fda7299408e
[   56.012795][ T3029] RDX: 0000000000000000 RSI: 00007ffcefb98a30 RDI: 0000000000000005
[   56.012987][ T3029] RBP: 00007ffcefb98990 R08: 0000000000000000 R09: 0000000000000000
[   56.013175][ T3029] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   56.013369][ T3029] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcefb990f0
| [   56.034229][  T164] ------------[ cut here ]------------
| [   56.034480][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   56.034823][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.035626][  T164] Tainted: [W]=WARN
[   56.035785][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.036029][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.036369][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.036953][  T164] RSP: 0018:ffa00000007f77c8 EFLAGS: 00010286
[   56.037187][  T164] RAX: 00000000ffffffa6 RBX: ff1100001194ef40 RCX: 1ff40000000feebf
[   56.037462][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001194eff0
[   56.037728][  T164] RBP: ff11000010ec2000 R08: 1fe2200002329dff R09: ff1100000c015220
[   56.038010][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   56.038286][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000007f78b8
[   56.038555][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.038859][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.039169][  T164] CR2: 00005634b21147b0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   56.039442][  T164] PKRU: 55555554
[   56.039599][  T164] Call Trace:
[   56.039757][  T164]  <TASK>
[   56.039893][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.040091][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.040338][  T164]  netif_close_many (net/core/dev.c:1804)
[   56.040535][  T164]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.040735][  T164]  ? __dev_close_many (net/core/dev.c:1781)
[   56.040944][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.041143][  T164]  netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.041352][  T164]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[   56.041581][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[   56.041812][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.042020][  T164]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.042224][  T164]  ? __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)
[   56.042417][  T164]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.042612][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.042844][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.043054][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   56.043255][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.043450][  T164]  ? 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)
[   56.043648][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   56.043848][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.044055][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   56.044258][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   56.044459][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   56.044656][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   56.044901][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   56.045136][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   56.045346][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   56.045546][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   56.045779][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   56.045989][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   56.046185][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   56.046386][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   56.046582][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   56.046745][  T164]  new_sync_write (fs/read_write.c:595)
[   56.046954][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.047150][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   56.047357][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.047554][  T164]  ? ksys_write (fs/read_write.c:740)
[   56.047754][  T164]  vfs_write (fs/read_write.c:688)
[   56.047930][  T164]  ksys_write (fs/read_write.c:740)
[   56.048090][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   56.048291][  T164]  ? 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)
[   56.048490][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.048687][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.048893][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.049088][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.049290][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.049520][  T164] RIP: 0033:0x7f4f5d5d508e
[   56.049718][  T164] 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
[   56.050302][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   56.050571][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   56.050841][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   56.051120][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   56.051396][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   56.051661][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   56.058590][  T164] ------------[ cut here ]------------
| [   56.058783][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: udp_tunnel_nic./164
| [   56.059183][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.060014][  T164] Tainted: [W]=WARN
[   56.060240][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.060516][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.060804][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.061417][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   56.061697][  T164] RAX: 00000000ffffffa6 RBX: ff11000009b1c4c0 RCX: 1ff40000000feeef
[   56.062018][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c570
[   56.062339][  T164] RBP: ff11000010ec2000 R08: 1fe22000013638af R09: ff1100000c0151f8
[   56.062648][  T164] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.062969][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.063288][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.063659][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.063948][  T164] CR2: 00005634b21147b0 CR3: 000000000d6b7005 CR4: 0000000000771ef0
[   56.064267][  T164] PKRU: 55555554
[   56.064473][  T164] Call Trace:
[   56.064681][  T164]  <TASK>
[   56.064856][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.065211][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.065486][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.065728][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   56.065983][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.066232][  T164]  ? 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)
[   56.066475][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   56.066718][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.066970][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   56.067226][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   56.067473][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   56.067718][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   56.068007][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   56.068293][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   56.068540][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   56.068783][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   56.069077][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   56.069330][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   56.069578][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   56.069820][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   56.070076][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   56.070292][  T164]  new_sync_write (fs/read_write.c:595)
[   56.070539][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.070764][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   56.070965][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.071153][  T164]  ? ksys_write (fs/read_write.c:740)
[   56.071354][  T164]  vfs_write (fs/read_write.c:688)
[   56.071510][  T164]  ksys_write (fs/read_write.c:740)
[   56.071664][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   56.071850][  T164]  ? 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)
[   56.072052][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.072251][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.072438][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.072625][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.072815][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.073049][  T164] RIP: 0033:0x7f4f5d5d508e
[   56.073247][  T164] 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
[   56.073794][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   56.074065][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   56.074326][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   56.074581][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   56.074837][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   56.075106][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   56.095730][  T164] ------------[ cut here ]------------
| [   56.095914][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   56.096202][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.096822][  T164] Tainted: [W]=WARN
[   56.096949][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.097129][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.097325][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.097822][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   56.098009][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c16c0 RCX: 1ff40000000feeef
[   56.098222][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1770
[   56.098432][  T164] RBP: ff1100001284a000 R08: 1fe2200001e582ef R09: ff1100000c0151f8
[   56.098641][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.098851][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.099070][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.099323][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.099500][  T164] CR2: 00007fda72827574 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   56.099713][  T164] PKRU: 55555554
[   56.099821][  T164] Call Trace:
[   56.099936][  T164]  <TASK>
[   56.100009][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.100187][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.100366][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.100505][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   56.100645][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.100786][  T164]  ? 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)
[   56.100935][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   56.101079][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.101225][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   56.101367][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   56.101512][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   56.101653][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   56.101830][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   56.102015][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   56.102157][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   56.102302][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   56.102479][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   56.102619][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   56.102760][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   56.102905][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   56.103046][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   56.103153][  T164]  new_sync_write (fs/read_write.c:595)
[   56.103299][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.103439][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   56.103580][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.103721][  T164]  ? ksys_write (fs/read_write.c:740)
[   56.103871][  T164]  vfs_write (fs/read_write.c:688)
[   56.103979][  T164]  ksys_write (fs/read_write.c:740)
[   56.104084][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   56.104229][  T164]  ? 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)
[   56.104368][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.104510][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.104649][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.104790][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.104937][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.105110][  T164] RIP: 0033:0x7f4f5d5d508e
[   56.105258][  T164] 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
[   56.105751][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   56.105968][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   56.106178][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   56.106390][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   56.106599][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   56.106806][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   56.163163][  T164] ------------[ cut here ]------------
| [   56.163409][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   56.163750][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.164568][  T164] Tainted: [W]=WARN
[   56.164695][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.164944][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.165160][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.165762][  T164] RSP: 0018:ffa00000007f74f8 EFLAGS: 00010286
[   56.165998][  T164] RAX: 00000000ffffffa6 RBX: ff1100000f2c0c40 RCX: 1ff40000000fee65
[   56.166252][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0cf0
[   56.166552][  T164] RBP: ff1100000c24a000 R08: 1fe2200001e5819f R09: ff1100000c015248
[   56.166800][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.167055][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c24a000
[   56.167311][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.167608][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.167820][  T164] CR2: 00007fda72827574 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   56.168077][  T164] PKRU: 55555554
[   56.168202][  T164] Call Trace:
[   56.168332][  T164]  <TASK>
[   56.168419][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.168590][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.168720][  T164]  register_netdevice (net/core/dev.c:11488)
[   56.168896][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   56.169103][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   56.169279][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   56.169493][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   56.169665][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   56.169880][  T164]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   56.170051][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   56.170264][  T164]  ? is_module_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) kernel/module/main.c:3876 (discriminator 2))
[   56.170431][  T164]  ? static_obj (kernel/locking/lockdep.c:858)
[   56.170558][  T164]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.170728][  T164]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[   56.170946][  T164] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[   56.171117][  T164]  ? driver_sysfs_add (drivers/base/dd.c:495)
[   56.171292][  T164]  call_driver_probe (drivers/base/dd.c:629)
[   56.171459][  T164]  really_probe (drivers/base/dd.c:709)
[   56.171627][  T164]  ? driver_probe_device (drivers/base/dd.c:135)
[   56.171793][  T164]  __driver_probe_device (drivers/base/dd.c:871)
[   56.171964][  T164]  driver_probe_device (drivers/base/dd.c:901)
[   56.172130][  T164]  __device_attach_driver (drivers/base/dd.c:1029)
[   56.172300][  T164]  bus_for_each_drv (drivers/base/bus.c:500)
[   56.172469][  T164]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[   56.172640][  T164]  __device_attach (drivers/base/dd.c:1101)
[   56.172812][  T164]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.172987][  T164]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[   56.173193][  T164]  ? 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)
[   56.173364][  T164]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[   56.173530][  T164]  device_initial_probe (drivers/base/dd.c:1156)
[   56.173695][  T164]  bus_probe_device (drivers/base/bus.c:613)
[   56.173869][  T164]  device_add (drivers/base/core.c:3706)
[   56.174038][  T164]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[   56.174251][  T164]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[   56.174419][  T164]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[   56.174588][  T164] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[   56.174796][  T164]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.174971][  T164]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[   56.175179][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   56.175351][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   56.175520][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   56.175685][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   56.175852][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   56.175984][  T164]  new_sync_write (fs/read_write.c:595)
[   56.176154][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.176326][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   56.176494][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.176662][  T164]  ? ksys_write (fs/read_write.c:740)
[   56.176833][  T164]  vfs_write (fs/read_write.c:688)
[   56.176966][  T164]  ksys_write (fs/read_write.c:740)
[   56.177093][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   56.177261][  T164]  ? 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)
[   56.177431][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.177598][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.177763][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.177936][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.178104][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.178314][  T164] RIP: 0033:0x7f4f5d5d508e
[   56.178486][  T164] 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
[   56.179081][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   56.179337][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   56.179585][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   56.179834][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   56.180087][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004
[   56.180338][  T164] R13: 0000000000000004 R14: 00005634ecc19270 R15: 0000000000000000
| [   56.183948][  T164] ------------[ cut here ]------------
| [   56.184148][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   56.184432][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.185159][  T164] Tainted: [W]=WARN
[   56.185274][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.185486][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.185675][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.186178][  T164] RSP: 0018:ffa00000007f7948 EFLAGS: 00010286
[   56.186359][  T164] RAX: 00000000ffffffa6 RBX: ff11000012ab01c0 RCX: 1ff40000000feeef
[   56.186569][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000012ab0270
[   56.186779][  T164] RBP: ff1100000c24a000 R08: 1fe220000255604f R09: ff1100000c0151f8
[   56.186993][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.187202][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.187415][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.187662][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.187840][  T164] CR2: 00007fda72827574 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   56.188056][  T164] PKRU: 55555554
[   56.188160][  T164] Call Trace:
[   56.188268][  T164]  <TASK>
[   56.188341][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.188519][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.188693][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   56.188833][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   56.188981][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.189120][  T164]  ? 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)
[   56.189267][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   56.189406][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.189546][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   56.189688][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   56.189833][  T164]  ? kstrtouint (lib/kstrtox.c:233)
[   56.189980][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   56.190157][  T164] nsim_drv_port_del (drivers/net/netdevsim/dev.c:1856) netdevsim
[   56.190338][  T164] del_port_store (drivers/net/netdevsim/bus.c:118) netdevsim
[   56.190479][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   56.190621][  T164]  ? del_device_store (./include/linux/list.h:127 (discriminator 2)) netdevsim
[   56.190799][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   56.190945][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   56.191087][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   56.191229][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   56.191369][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   56.191475][  T164]  new_sync_write (fs/read_write.c:595)
[   56.191615][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.191756][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   56.191905][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.192045][  T164]  ? ksys_write (fs/read_write.c:740)
[   56.192189][  T164]  vfs_write (fs/read_write.c:688)
[   56.192302][  T164]  ksys_write (fs/read_write.c:740)
[   56.192408][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   56.192548][  T164]  ? 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)
[   56.192688][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.192830][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.192976][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.193115][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.193259][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.193432][  T164] RIP: 0033:0x7f4f5d5d508e
[   56.193577][  T164] 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
[   56.194081][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   56.194295][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   56.194503][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   56.194711][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   56.194929][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   56.195137][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   56.268100][  T164] ------------[ cut here ]------------
| [   56.268323][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: udp_tunnel_nic./164
| [   56.268624][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.269341][  T164] Tainted: [W]=WARN
[   56.269454][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.269641][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.269833][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.270447][  T164] RSP: 0018:ffa00000007f7858 EFLAGS: 00010286
[   56.270640][  T164] RAX: 00000000ffffffa6 RBX: ff11000010d47540 RCX: 1ff40000000feed1
[   56.270869][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d475f0
[   56.271091][  T164] RBP: ff1100000ea72000 R08: 1fe22000021a8ebf R09: ff1100000c0151f8
[   56.271316][  T164] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.271537][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ea72000
[   56.271760][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.272026][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.272214][  T164] CR2: 00005634ecc19270 CR3: 000000000d6b7006 CR4: 0000000000771ef0
[   56.272436][  T164] PKRU: 55555554
[   56.272548][  T164] Call Trace:
[   56.272658][  T164]  <TASK>
[   56.272734][  T164]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.272890][  T164]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.273006][  T164]  register_netdevice (net/core/dev.c:11488)
[   56.273154][  T164]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   56.273344][  T164]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[   56.273496][  T164] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[   56.273687][  T164] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[   56.273839][  T164] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[   56.274031][  T164]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[   56.274222][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.274371][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   56.274519][  T164] nsim_drv_port_add (drivers/net/netdevsim/dev.c:1839) netdevsim
[   56.274706][  T164] new_port_store (drivers/net/netdevsim/bus.c:96 (discriminator 3)) netdevsim
[   56.274856][  T164]  ? del_port_store (drivers/net/netdevsim/bus.c:120) netdevsim
[   56.275050][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   56.275196][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   56.275350][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   56.275497][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   56.275609][  T164]  new_sync_write (fs/read_write.c:595)
[   56.275757][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.275910][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   56.276058][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.276210][  T164]  ? ksys_write (fs/read_write.c:740)
[   56.276361][  T164]  vfs_write (fs/read_write.c:688)
[   56.276473][  T164]  ksys_write (fs/read_write.c:740)
[   56.276584][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   56.276731][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.276882][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.277032][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.277178][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.277329][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.277476][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.277658][  T164] RIP: 0033:0x7f4f5d5d508e
[   56.277810][  T164] 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
[   56.278340][  T164] RSP: 002b:00007ffc17316660 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   56.278561][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   56.278778][  T164] RDX: 0000000000000002 RSI: 00005634ecc19270 RDI: 0000000000000001
[   56.279003][  T164] RBP: 00007ffc17316670 R08: 0000000000000000 R09: 0000000000000000
[   56.279226][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000002
[   56.279444][  T164] R13: 0000000000000002 R14: 00005634ecc19270 R15: 0000000000000000
| [   56.409728][ T3043] ------------[ cut here ]------------
| [   56.410485][ T3043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3043
| [   56.410782][ T3043] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.411385][ T3043] Tainted: [W]=WARN
[   56.411495][ T3043] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.411677][ T3043] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.411871][ T3043] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.412388][ T3043] RSP: 0018:ffa0000007626f70 EFLAGS: 00010286
[   56.412570][ T3043] RAX: 00000000ffffffa6 RBX: ff1100000f2c1240 RCX: 1ff4000000ec4db4
[   56.412785][ T3043] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c12f0
[   56.413006][ T3043] RBP: ff1100000ea72000 R08: 1fe2200001e5825f R09: ff11000013148b80
[   56.413225][ T3043] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   56.413439][ T3043] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   56.413657][ T3043] FS:  00007f5bc8e4b840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.413918][ T3043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.414101][ T3043] CR2: 000000001f885a28 CR3: 0000000012cad005 CR4: 0000000000771ef0
[   56.414321][ T3043] PKRU: 55555554
[   56.414429][ T3043] Call Trace:
[   56.414537][ T3043]  <TASK>
[   56.414611][ T3043]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.414755][ T3043]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.414906][ T3043]  notifier_call_chain (kernel/notifier.c:85)
[   56.415053][ T3043]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   56.415201][ T3043]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.415354][ T3043]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   56.415508][ T3043]  netdev_upper_dev_link (net/core/dev.c:8972)
[   56.415653][ T3043]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   56.415798][ T3043] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   56.415952][ T3043]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   56.416101][ T3043] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   56.416252][ T3043]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   56.416400][ T3043]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   56.416547][ T3043]  ? nla_strscpy (lib/nlattr.c:795)
[   56.416695][ T3043]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   56.416840][ T3043]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.416987][ T3043]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.417132][ T3043]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.417287][ T3043]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.417435][ T3043]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.417582][ T3043]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.417727][ T3043]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.417877][ T3043]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.418023][ T3043]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.418167][ T3043]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.418320][ T3043]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.418465][ T3043]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.418608][ T3043]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.418751][ T3043]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.418901][ T3043]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.419045][ T3043]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.419190][ T3043]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.419340][ T3043]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.419485][ T3043]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.419630][ T3043]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.419777][ T3043]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.419932][ T3043]  ? 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))
[   56.420077][ T3043]  ? 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))
[   56.420228][ T3043]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.420372][ T3043]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.420516][ T3043]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.420661][ T3043]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.420806][ T3043]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.420956][ T3043]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.421104][ T3043]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.421253][ T3043]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.421395][ T3043]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.421572][ T3043]  ? move_addr_to_kernel (net/socket.c:258)
[   56.421717][ T3043]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.421859][ T3043]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.422011][ T3043]  ___sys_sendmsg (net/socket.c:2752)
[   56.422155][ T3043]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.422338][ T3043]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.422495][ T3043]  __sys_sendmsg (net/socket.c:2784)
[   56.422641][ T3043]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.422783][ T3043]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.422971][ T3043]  ? 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)
[   56.423115][ T3043]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.423261][ T3043]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.423403][ T3043]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.423544][ T3043]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.423688][ T3043]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.423872][ T3043] RIP: 0033:0x7f5bc908508e
[   56.424023][ T3043] 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
[   56.424533][ T3043] RSP: 002b:00007ffc206c1300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.424750][ T3043] RAX: ffffffffffffffda RBX: 00007ffc206c1a98 RCX: 00007f5bc908508e
[   56.424968][ T3043] RDX: 0000000000000000 RSI: 00007ffc206c13b0 RDI: 0000000000000005
[   56.425184][ T3043] RBP: 00007ffc206c1310 R08: 0000000000000000 R09: 0000000000000000
[   56.425402][ T3043] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   56.425617][ T3043] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc206c1a70
| [   56.427286][ T3043] ------------[ cut here ]------------
| [   56.427428][ T3043] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3043
| [   56.427708][ T3043] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.428299][ T3043] Tainted: [W]=WARN
[   56.428408][ T3043] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.428586][ T3043] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.428770][ T3043] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.430085][ T3043] RSP: 0018:ffa0000007626fd0 EFLAGS: 00010286
[   56.430280][ T3043] RAX: 00000000ffffffa6 RBX: ff1100000f2c1cc0 RCX: 1ff4000000ec4dc0
[   56.430499][ T3043] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c1d70
[   56.430713][ T3043] RBP: ff11000013212000 R08: 1fe2200001e583af R09: ff11000013148b80
[   56.430989][ T3043] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   56.431203][ T3043] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000013212e04
[   56.431427][ T3043] FS:  00007f5bc8e4b840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.431677][ T3043] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.431856][ T3043] CR2: 000000001f885a28 CR3: 0000000012cad005 CR4: 0000000000771ef0
[   56.432080][ T3043] PKRU: 55555554
[   56.432188][ T3043] Call Trace:
[   56.432301][ T3043]  <TASK>
[   56.432376][ T3043]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.432523][ T3043]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.432633][ T3043]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.432776][ T3043]  __dev_notify_flags (net/core/dev.c:9787)
[   56.432926][ T3043]  ? netif_change_name (net/core/dev.c:1495)
[   56.433070][ T3043]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   56.433218][ T3043]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   56.433362][ T3043]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.433509][ T3043] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   56.433656][ T3043]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   56.433802][ T3043] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   56.433951][ T3043]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   56.434099][ T3043]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   56.434247][ T3043]  ? nla_strscpy (lib/nlattr.c:795)
[   56.434390][ T3043]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   56.434536][ T3043]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.434678][ T3043]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.434821][ T3043]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.434976][ T3043]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.435123][ T3043]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.435270][ T3043]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.435413][ T3043]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.435556][ T3043]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.435699][ T3043]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.435840][ T3043]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.435992][ T3043]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.436135][ T3043]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.436282][ T3043]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.436425][ T3043]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.436568][ T3043]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.436711][ T3043]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.436856][ T3043]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.437005][ T3043]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.437150][ T3043]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.437295][ T3043]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.437439][ T3043]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.437584][ T3043]  ? 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))
[   56.437725][ T3043]  ? 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))
[   56.437876][ T3043]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.438019][ T3043]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.438161][ T3043]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.438309][ T3043]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.438454][ T3043]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.438595][ T3043]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.438740][ T3043]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.438890][ T3043]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.439033][ T3043]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.439313][ T3043]  ? move_addr_to_kernel (net/socket.c:258)
[   56.439457][ T3043]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.439601][ T3043]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.439745][ T3043]  ___sys_sendmsg (net/socket.c:2752)
[   56.439987][ T3043]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.440166][ T3043]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.440325][ T3043]  __sys_sendmsg (net/socket.c:2784)
[   56.440563][ T3043]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.440706][ T3043]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.440893][ T3043]  ? 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)
[   56.441035][ T3043]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.441279][ T3043]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.441420][ T3043]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.441563][ T3043]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.441706][ T3043]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.441984][ T3043] RIP: 0033:0x7f5bc908508e
[   56.442133][ T3043] 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
[   56.442751][ T3043] RSP: 002b:00007ffc206c1300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.442974][ T3043] RAX: ffffffffffffffda RBX: 00007ffc206c1a98 RCX: 00007f5bc908508e
[   56.443289][ T3043] RDX: 0000000000000000 RSI: 00007ffc206c13b0 RDI: 0000000000000005
[   56.443504][ T3043] RBP: 00007ffc206c1310 R08: 0000000000000000 R09: 0000000000000000
[   56.443717][ T3043] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   56.444032][ T3043] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc206c1a70
| [   56.477466][ T3044] ------------[ cut here ]------------
| [   56.477628][ T3044] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3044
| [   56.478394][ T3044] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.478953][ T3044] Tainted: [W]=WARN
[   56.479055][ T3044] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.479225][ T3044] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.479400][ T3044] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.479948][ T3044] RSP: 0018:ffa00000073f7020 EFLAGS: 00010286
[   56.480117][ T3044] RAX: 00000000ffffffa6 RBX: ff110000100ae940 RCX: 1ff4000000e7edca
[   56.480320][ T3044] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100ae9f0
[   56.480517][ T3044] RBP: ff11000013212000 R08: 1fe2200002015d3f R09: ff1100000cb85158
[   56.480715][ T3044] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   56.480919][ T3044] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.481119][ T3044] FS:  00007f78f149c840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   56.481361][ T3044] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.481531][ T3044] CR2: 000000000a32f988 CR3: 0000000012a64001 CR4: 0000000000771ef0
[   56.481735][ T3044] PKRU: 55555554
[   56.481836][ T3044] Call Trace:
[   56.481946][ T3044]  <TASK>
[   56.482016][ T3044]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.482154][ T3044]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.482261][ T3044]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.482396][ T3044]  __dev_notify_flags (net/core/dev.c:9787)
[   56.482534][ T3044]  ? netif_change_name (net/core/dev.c:1495)
[   56.482668][ T3044]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.482802][ T3044]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.482943][ T3044]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.483079][ T3044]  ? 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))
[   56.483219][ T3044]  netif_change_flags (net/core/dev.c:9820)
[   56.483354][ T3044]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.483488][ T3044]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.483625][ T3044]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.483763][ T3044]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.483939][ T3044]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.484075][ T3044]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.484215][ T3044]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.484349][ T3044]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.484483][ T3044]  ? __kernel_text_address (kernel/extable.c:79)
[   56.484621][ T3044]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.484757][ T3044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.484895][ T3044]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.485030][ T3044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.485162][ T3044]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.485300][ T3044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.485433][ T3044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.485567][ T3044]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.485701][ T3044]  ? __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)
[   56.485833][ T3044]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.485975][ T3044]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.486110][ T3044]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.486249][ T3044]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.486387][ T3044]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.486523][ T3044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.486655][ T3044]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.486788][ T3044]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.486927][ T3044]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.487060][ T3044]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.487197][ T3044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.487336][ T3044]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.487470][ T3044]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.487603][ T3044]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.487736][ T3044]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.487875][ T3044]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.488011][ T3044]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.488144][ T3044]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.488281][ T3044]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.488417][ T3044]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.488548][ T3044]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.488683][ T3044]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.488819][ T3044]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.488958][ T3044]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.489094][ T3044]  ? 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))
[   56.489231][ T3044]  ? 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))
[   56.489366][ T3044]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.489501][ T3044]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.489634][ T3044]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.489768][ T3044]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.489907][ T3044]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.490040][ T3044]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.490175][ T3044]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.490313][ T3044]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.490447][ T3044]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.490610][ T3044]  ? move_addr_to_kernel (net/socket.c:258)
[   56.490744][ T3044]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.490881][ T3044]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.491015][ T3044]  ___sys_sendmsg (net/socket.c:2752)
[   56.491148][ T3044]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.491318][ T3044]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.491466][ T3044]  __sys_sendmsg (net/socket.c:2784)
[   56.491602][ T3044]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.491735][ T3044]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.491909][ T3044]  ? 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)
[   56.492043][ T3044]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.492178][ T3044]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.492313][ T3044]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.492447][ T3044]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.492580][ T3044]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.492746][ T3044] RIP: 0033:0x7f78f16d608e
[   56.492892][ T3044] 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
[   56.493366][ T3044] RSP: 002b:00007fff25c67380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.493569][ T3044] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f78f16d608e
[   56.493770][ T3044] RDX: 0000000000000000 RSI: 00007fff25c67430 RDI: 0000000000000005
[   56.493973][ T3044] RBP: 00007fff25c67390 R08: 0000000000000000 R09: 0000000000000000
[   56.494171][ T3044] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   56.494375][ T3044] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff25c67af0
| [   56.561283][ T3050] ------------[ cut here ]------------
| [   56.561501][ T3050] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3050
| [   56.561835][ T3050] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.562654][ T3050] Tainted: [W]=WARN
[   56.562811][ T3050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.563053][ T3050] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.563292][ T3050] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.563842][ T3050] RSP: 0018:ffa0000007636f70 EFLAGS: 00010286
[   56.564082][ T3050] RAX: 00000000ffffffa6 RBX: ff1100000cf001c0 RCX: 1ff4000000ec6db4
[   56.564351][ T3050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf00270
[   56.564610][ T3050] RBP: ff1100000ea72000 R08: 1fe22000019e004f R09: ff110000100b5180
[   56.564879][ T3050] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   56.565141][ T3050] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   56.565413][ T3050] FS:  00007fd7f5260840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.565710][ T3050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.565948][ T3050] CR2: 00007fd7f55301a0 CR3: 0000000013398003 CR4: 0000000000771ef0
[   56.566217][ T3050] PKRU: 55555554
[   56.566371][ T3050] Call Trace:
[   56.566526][ T3050]  <TASK>
[   56.566647][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.566837][ T3050]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.567041][ T3050]  notifier_call_chain (kernel/notifier.c:85)
[   56.567242][ T3050]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   56.567434][ T3050]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.567627][ T3050]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   56.567820][ T3050]  netdev_upper_dev_link (net/core/dev.c:8972)
[   56.568024][ T3050]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   56.568222][ T3050] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   56.568421][ T3050]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   56.568617][ T3050] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   56.568812][ T3050]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   56.569020][ T3050]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   56.569219][ T3050]  ? nla_strscpy (lib/nlattr.c:795)
[   56.569412][ T3050]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   56.569605][ T3050]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.569797][ T3050]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.570003][ T3050]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.570199][ T3050]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.570404][ T3050]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.570595][ T3050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.570786][ T3050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.570987][ T3050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.571177][ T3050]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.571375][ T3050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.571571][ T3050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.571763][ T3050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.571968][ T3050]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.572160][ T3050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.572357][ T3050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.572546][ T3050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.572738][ T3050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.572945][ T3050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.573138][ T3050]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.573341][ T3050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.573535][ T3050]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.573731][ T3050]  ? 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))
[   56.573933][ T3050]  ? 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))
[   56.574127][ T3050]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.574328][ T3050]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.574520][ T3050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.574716][ T3050]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.574917][ T3050]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.575109][ T3050]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.575311][ T3050]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.575504][ T3050]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.575694][ T3050]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.575930][ T3050]  ? move_addr_to_kernel (net/socket.c:258)
[   56.576123][ T3050]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.576320][ T3050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.576513][ T3050]  ___sys_sendmsg (net/socket.c:2752)
[   56.576702][ T3050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.576938][ T3050]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.577140][ T3050]  __sys_sendmsg (net/socket.c:2784)
[   56.577342][ T3050]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.577532][ T3050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.577760][ T3050]  ? 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)
[   56.577962][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.578155][ T3050]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.578352][ T3050]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.578542][ T3050]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.578734][ T3050]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.578974][ T3050] RIP: 0033:0x7fd7f549a08e
[   56.579169][ T3050] 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
[   56.579722][ T3050] RSP: 002b:00007ffc5f967360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.579998][ T3050] RAX: ffffffffffffffda RBX: 00007ffc5f967af8 RCX: 00007fd7f549a08e
[   56.580263][ T3050] RDX: 0000000000000000 RSI: 00007ffc5f967410 RDI: 0000000000000005
[   56.580522][ T3050] RBP: 00007ffc5f967370 R08: 0000000000000000 R09: 0000000000000000
[   56.580782][ T3050] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   56.581052][ T3050] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5f967ad0
| [   56.583105][ T3050] ------------[ cut here ]------------
| [   56.583289][ T3050] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3050
| [   56.583614][ T3050] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.584302][ T3050] Tainted: [W]=WARN
[   56.584460][ T3050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.584686][ T3050] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.584934][ T3050] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.585494][ T3050] RSP: 0018:ffa0000007636fd0 EFLAGS: 00010286
[   56.585721][ T3050] RAX: 00000000ffffffa6 RBX: ff1100000cf00040 RCX: 1ff4000000ec6dc0
[   56.585995][ T3050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf000f0
[   56.586263][ T3050] RBP: ff11000012f42000 R08: 1fe22000019e001f R09: ff110000100b5180
[   56.586525][ T3050] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.586784][ T3050] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000012f42e04
[   56.587056][ T3050] FS:  00007fd7f5260840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.587359][ T3050] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.587585][ T3050] CR2: 00007fd7f55301a0 CR3: 0000000013398003 CR4: 0000000000771ef0
[   56.587847][ T3050] PKRU: 55555554
[   56.588012][ T3050] Call Trace:
[   56.588167][ T3050]  <TASK>
[   56.588295][ T3050]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.588488][ T3050]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.588644][ T3050]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.588835][ T3050]  __dev_notify_flags (net/core/dev.c:9787)
[   56.589039][ T3050]  ? netif_change_name (net/core/dev.c:1495)
[   56.589238][ T3050]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   56.589430][ T3050]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   56.589622][ T3050]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.589813][ T3050] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   56.590019][ T3050]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   56.590222][ T3050] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   56.590420][ T3050]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   56.590613][ T3050]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   56.590803][ T3050]  ? nla_strscpy (lib/nlattr.c:795)
[   56.591008][ T3050]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   56.591201][ T3050]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.591398][ T3050]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.591587][ T3050]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.591783][ T3050]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.591990][ T3050]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.592180][ T3050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.592376][ T3050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.592566][ T3050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.592755][ T3050]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.592954][ T3050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.593148][ T3050]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.593353][ T3050]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.593545][ T3050]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.593736][ T3050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.593938][ T3050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.594128][ T3050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.594325][ T3050]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.594516][ T3050]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.594708][ T3050]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.594937][ T3050]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.595137][ T3050]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.595340][ T3050]  ? 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))
[   56.595530][ T3050]  ? 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))
[   56.595721][ T3050]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.595920][ T3050]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.596109][ T3050]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.596309][ T3050]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.596506][ T3050]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.596698][ T3050]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.596903][ T3050]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.597094][ T3050]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.597288][ T3050]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.597510][ T3050]  ? move_addr_to_kernel (net/socket.c:258)
[   56.597700][ T3050]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.597904][ T3050]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.598096][ T3050]  ___sys_sendmsg (net/socket.c:2752)
[   56.598288][ T3050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.598512][ T3050]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.598712][ T3050]  __sys_sendmsg (net/socket.c:2784)
[   56.598915][ T3050]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.599104][ T3050]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.599341][ T3050]  ? 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)
[   56.599533][ T3050]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.599726][ T3050]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.599927][ T3050]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.600115][ T3050]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.600313][ T3050]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.600534][ T3050] RIP: 0033:0x7fd7f549a08e
[   56.600729][ T3050] 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
[   56.601294][ T3050] RSP: 002b:00007ffc5f967360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.601554][ T3050] RAX: ffffffffffffffda RBX: 00007ffc5f967af8 RCX: 00007fd7f549a08e
[   56.601815][ T3050] RDX: 0000000000000000 RSI: 00007ffc5f967410 RDI: 0000000000000005
[   56.602083][ T3050] RBP: 00007ffc5f967370 R08: 0000000000000000 R09: 0000000000000000
[   56.602346][ T3050] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5d
[   56.602603][ T3050] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc5f967ad0
| [   56.629211][ T3051] ------------[ cut here ]------------
| [   56.629408][ T3051] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3051
| [   56.629722][ T3051] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.630376][ T3051] Tainted: [W]=WARN
[   56.630534][ T3051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.630746][ T3051] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.631071][ T3051] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.631675][ T3051] RSP: 0018:ffa0000007337020 EFLAGS: 00010286
[   56.631990][ T3051] RAX: 00000000ffffffa6 RBX: ff11000010d47b40 RCX: 1ff4000000e66dca
[   56.632346][ T3051] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000010d47bf0
[   56.632662][ T3051] RBP: ff11000012f42000 R08: 1fe22000021a8f7f R09: ff110000100b0b58
[   56.632969][ T3051] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   56.633271][ T3051] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.633577][ T3051] FS:  00007f1a2335d840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.633923][ T3051] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.634218][ T3051] CR2: 0000000038c09988 CR3: 00000000133d6006 CR4: 0000000000771ef0
[   56.634470][ T3051] PKRU: 55555554
[   56.634621][ T3051] Call Trace:
[   56.634768][ T3051]  <TASK>
[   56.634895][ T3051]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.635080][ T3051]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.635237][ T3051]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.635419][ T3051]  __dev_notify_flags (net/core/dev.c:9787)
[   56.635605][ T3051]  ? netif_change_name (net/core/dev.c:1495)
[   56.635785][ T3051]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.635979][ T3051]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.636159][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.636353][ T3051]  ? 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))
[   56.636541][ T3051]  netif_change_flags (net/core/dev.c:9820)
[   56.636722][ T3051]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.636915][ T3051]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.637100][ T3051]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.637290][ T3051]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.637504][ T3051]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.637687][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.637881][ T3051]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.638062][ T3051]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.638251][ T3051]  ? __kernel_text_address (kernel/extable.c:79)
[   56.638435][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.638619][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.638799][ T3051]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.638993][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.639173][ T3051]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.639356][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.639538][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.639719][ T3051]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.639912][ T3051]  ? __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)
[   56.640093][ T3051]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.640282][ T3051]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.640467][ T3051]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.640653][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.640837][ T3051]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.641035][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.641223][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.641406][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.641587][ T3051]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.641769][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.641966][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.642148][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.642338][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.642520][ T3051]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.642702][ T3051]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.642897][ T3051]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.643078][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.643264][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.643446][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.643628][ T3051]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.643808][ T3051]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.644003][ T3051]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.644184][ T3051]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.644376][ T3051]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.644565][ T3051]  ? 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))
[   56.644746][ T3051]  ? 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))
[   56.644945][ T3051]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.645131][ T3051]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.645320][ T3051]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.645503][ T3051]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.645687][ T3051]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.645882][ T3051]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.646067][ T3051]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.646257][ T3051]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.646438][ T3051]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.646651][ T3051]  ? move_addr_to_kernel (net/socket.c:258)
[   56.646834][ T3051]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.647029][ T3051]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.647219][ T3051]  ___sys_sendmsg (net/socket.c:2752)
[   56.647399][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.647615][ T3051]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.647810][ T3051]  __sys_sendmsg (net/socket.c:2784)
[   56.648004][ T3051]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.648184][ T3051]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.648409][ T3051]  ? 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)
[   56.648591][ T3051]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.648772][ T3051]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.648965][ T3051]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.649146][ T3051]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.649335][ T3051]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.649562][ T3051] RIP: 0033:0x7f1a2359708e
[   56.649749][ T3051] 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
[   56.650293][ T3051] RSP: 002b:00007ffe468a9370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.650557][ T3051] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a2359708e
[   56.650810][ T3051] RDX: 0000000000000000 RSI: 00007ffe468a9420 RDI: 0000000000000005
[   56.651070][ T3051] RBP: 00007ffe468a9380 R08: 0000000000000000 R09: 0000000000000000
[   56.651328][ T3051] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   56.651578][ T3051] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe468a9ae0
| [   56.714581][ T3058] ------------[ cut here ]------------
| [   56.714803][ T3058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3058
| [   56.715154][ T3058] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.715841][ T3058] Tainted: [W]=WARN
[   56.716106][ T3058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.716401][ T3058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.716700][ T3058] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.717336][ T3058] RSP: 0018:ffa0000007666f70 EFLAGS: 00010286
[   56.717625][ T3058] RAX: 00000000ffffffa6 RBX: ff110000119741c0 RCX: 1ff4000000eccdb4
[   56.717896][ T3058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011974270
[   56.718157][ T3058] RBP: ff1100000ea72000 R08: 1fe220000232e84f R09: ff1100000bba5180
[   56.718427][ T3058] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   56.718693][ T3058] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   56.718969][ T3058] FS:  00007f81dccd4840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.719275][ T3058] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.719502][ T3058] CR2: 000000001a40aa28 CR3: 00000000133d1004 CR4: 0000000000771ef0
[   56.719765][ T3058] PKRU: 55555554
[   56.719937][ T3058] Call Trace:
[   56.720091][ T3058]  <TASK>
[   56.720218][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.720409][ T3058]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.720602][ T3058]  notifier_call_chain (kernel/notifier.c:85)
[   56.720798][ T3058]  __netdev_upper_dev_link (net/core/dev.c:8931)
[   56.721002][ T3058]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.721199][ T3058]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   56.721402][ T3058]  netdev_upper_dev_link (net/core/dev.c:8972)
[   56.721594][ T3058]  ? __netdev_upper_dev_link (net/core/dev.c:8112)
[   56.721787][ T3058] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3988) vxlan
[   56.721994][ T3058]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   56.722189][ T3058] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   56.722390][ T3058]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   56.722585][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   56.722779][ T3058]  ? nla_strscpy (lib/nlattr.c:795)
[   56.722997][ T3058]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   56.723189][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.723387][ T3058]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.723579][ T3058]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.723776][ T3058]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.723985][ T3058]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.724177][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.724377][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.724570][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.724760][ T3058]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.724966][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.725172][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.725369][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.725561][ T3058]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.725755][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.725955][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.726145][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.726346][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.726535][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.726727][ T3058]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.726931][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.727125][ T3058]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.727337][ T3058]  ? 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))
[   56.727526][ T3058]  ? 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))
[   56.727719][ T3058]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.727923][ T3058]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.728115][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.728316][ T3058]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.728508][ T3058]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.728702][ T3058]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.728908][ T3058]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.729101][ T3058]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.729297][ T3058]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.729520][ T3058]  ? move_addr_to_kernel (net/socket.c:258)
[   56.729712][ T3058]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.729915][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.730149][ T3058]  ___sys_sendmsg (net/socket.c:2752)
[   56.730348][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.730568][ T3058]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.730767][ T3058]  __sys_sendmsg (net/socket.c:2784)
[   56.730970][ T3058]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.731155][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.731385][ T3058]  ? 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)
[   56.731574][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.731761][ T3058]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.731957][ T3058]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.732143][ T3058]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.732342][ T3058]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.732566][ T3058] RIP: 0033:0x7f81dcf0e08e
[   56.732758][ T3058] 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
[   56.733316][ T3058] RSP: 002b:00007ffe5d2b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.733571][ T3058] RAX: ffffffffffffffda RBX: 00007ffe5d2b4538 RCX: 00007f81dcf0e08e
[   56.733823][ T3058] RDX: 0000000000000000 RSI: 00007ffe5d2b3e50 RDI: 0000000000000005
[   56.734090][ T3058] RBP: 00007ffe5d2b3db0 R08: 0000000000000000 R09: 0000000000000000
[   56.734351][ T3058] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   56.734604][ T3058] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5d2b4510
| [   56.736671][ T3058] ------------[ cut here ]------------
| [   56.736821][ T3058] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3058
| [   56.737109][ T3058] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.737676][ T3058] Tainted: [W]=WARN
[   56.737781][ T3058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.738677][ T3058] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.739012][ T3058] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.739535][ T3058] RSP: 0018:ffa0000007666fd0 EFLAGS: 00010286
[   56.739717][ T3058] RAX: 00000000ffffffa6 RBX: ff110000100be1c0 RCX: 1ff4000000eccdc0
[   56.740006][ T3058] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100be270
[   56.740228][ T3058] RBP: ff1100000cc12000 R08: 1fe2200002017c4f R09: ff1100000bba5180
[   56.740444][ T3058] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   56.740659][ T3058] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc12e04
[   56.740985][ T3058] FS:  00007f81dccd4840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   56.741241][ T3058] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.741425][ T3058] CR2: 000055aa93d206c0 CR3: 00000000133d1005 CR4: 0000000000771ef0
[   56.741641][ T3058] PKRU: 55555554
[   56.741749][ T3058] Call Trace:
[   56.741858][ T3058]  <TASK>
[   56.742026][ T3058]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.742173][ T3058]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.742286][ T3058]  ? netdev_wait_allrefs_any (net/core/dev.c:11629)
[   56.742429][ T3058]  __dev_notify_flags (net/core/dev.c:9787)
[   56.742574][ T3058]  ? netif_change_name (net/core/dev.c:1495)
[   56.742720][ T3058]  ? register_netdevice (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:11474)
[   56.742960][ T3058]  ? netdev_upper_dev_link (net/core/dev.c:8972)
[   56.743105][ T3058]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   56.743253][ T3058] __vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:3995) vxlan
[   56.743403][ T3058]  ? vxlan_changelink (./include/net/ipv6.h:741) vxlan
[   56.743551][ T3058] vxlan_newlink (drivers/net/vxlan/vxlan_core.c:4410) vxlan
[   56.743697][ T3058]  ? vxlan_dev_create (drivers/net/vxlan/vxlan_core.c:4722) vxlan
[   56.743847][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   56.743998][ T3058]  ? nla_strscpy (lib/nlattr.c:795)
[   56.744143][ T3058]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   56.744292][ T3058]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   56.744436][ T3058]  ? __dev_get_by_name (net/core/dev.c:883)
[   56.744581][ T3058]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   56.744731][ T3058]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   56.744883][ T3058]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.745030][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.745175][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.745324][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.745467][ T3058]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.745612][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.745763][ T3058]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.745915][ T3058]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.746059][ T3058]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.746203][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.746352][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.746497][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.746645][ T3058]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.746790][ T3058]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.746942][ T3058]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.747085][ T3058]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.747235][ T3058]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.747383][ T3058]  ? 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))
[   56.747527][ T3058]  ? 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))
[   56.747673][ T3058]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.747818][ T3058]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.747970][ T3058]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.748117][ T3058]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.748266][ T3058]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.748410][ T3058]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.748556][ T3058]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.748699][ T3058]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.748842][ T3058]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.749025][ T3058]  ? move_addr_to_kernel (net/socket.c:258)
[   56.749170][ T3058]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.749317][ T3058]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.749464][ T3058]  ___sys_sendmsg (net/socket.c:2752)
[   56.749608][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.749788][ T3058]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.749951][ T3058]  __sys_sendmsg (net/socket.c:2784)
[   56.750097][ T3058]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.750246][ T3058]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.750427][ T3058]  ? 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)
[   56.750572][ T3058]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.750717][ T3058]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.750859][ T3058]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.751009][ T3058]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.751155][ T3058]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.751341][ T3058] RIP: 0033:0x7f81dcf0e08e
[   56.751490][ T3058] 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
[   56.752006][ T3058] RSP: 002b:00007ffe5d2b3da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.752229][ T3058] RAX: ffffffffffffffda RBX: 00007ffe5d2b4538 RCX: 00007f81dcf0e08e
[   56.752443][ T3058] RDX: 0000000000000000 RSI: 00007ffe5d2b3e50 RDI: 0000000000000005
[   56.752658][ T3058] RBP: 00007ffe5d2b3db0 R08: 0000000000000000 R09: 0000000000000000
[   56.752878][ T3058] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   56.753094][ T3058] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe5d2b4510
| [   56.782860][ T3060] ------------[ cut here ]------------
| [   56.783027][ T3060] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3060
| [   56.783306][ T3060] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.783855][ T3060] Tainted: [W]=WARN
[   56.784023][ T3060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.784195][ T3060] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.784378][ T3060] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.784858][ T3060] RSP: 0018:ffa0000007637020 EFLAGS: 00010286
[   56.785096][ T3060] RAX: 00000000ffffffa6 RBX: ff110000100bfcc0 RCX: 1ff4000000ec6dca
[   56.785309][ T3060] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100bfd70
[   56.785510][ T3060] RBP: ff1100000cc12000 R08: 1fe2200002017faf R09: ff1100000bba2e58
[   56.785711][ T3060] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   56.786003][ T3060] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   56.786264][ T3060] FS:  00007f9e260bb840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   56.786502][ T3060] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.786672][ T3060] CR2: 0000000013887988 CR3: 00000000133aa002 CR4: 0000000000771ef0
[   56.786928][ T3060] PKRU: 55555554
[   56.787029][ T3060] Call Trace:
[   56.787132][ T3060]  <TASK>
[   56.787204][ T3060]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.787348][ T3060]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.787451][ T3060]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.787587][ T3060]  __dev_notify_flags (net/core/dev.c:9787)
[   56.787723][ T3060]  ? netif_change_name (net/core/dev.c:1495)
[   56.787858][ T3060]  ? __dev_change_flags (net/core/dev.c:9752)
[   56.788049][ T3060]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   56.788185][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.788324][ T3060]  ? 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))
[   56.788461][ T3060]  netif_change_flags (net/core/dev.c:9820)
[   56.788594][ T3060]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.788730][ T3060]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   56.788920][ T3060]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   56.789059][ T3060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   56.789232][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.789367][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.789502][ T3060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.789636][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.789771][ T3060]  ? __kernel_text_address (kernel/extable.c:79)
[   56.789994][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.790134][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.790273][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.790409][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.790544][ T3060]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   56.790678][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.790811][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.791022][ T3060]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   56.791158][ T3060]  ? __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)
[   56.791299][ T3060]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   56.791434][ T3060]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   56.791569][ T3060]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   56.791707][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   56.791844][ T3060]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   56.792067][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.792203][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.792341][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.792478][ T3060]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.792614][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.792752][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.792962][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.793097][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.793235][ T3060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.793372][ T3060]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   56.793511][ T3060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.793646][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.793781][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.793993][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.794129][ T3060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.794267][ T3060]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.794403][ T3060]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.794537][ T3060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.794675][ T3060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.794812][ T3060]  ? 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))
[   56.795034][ T3060]  ? 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))
[   56.795171][ T3060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.795312][ T3060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.795446][ T3060]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.795582][ T3060]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.795718][ T3060]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.795854][ T3060]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.796001][ T3060]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.796140][ T3060]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.796279][ T3060]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.796445][ T3060]  ? move_addr_to_kernel (net/socket.c:258)
[   56.796582][ T3060]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.796716][ T3060]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.796852][ T3060]  ___sys_sendmsg (net/socket.c:2752)
[   56.796990][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.797157][ T3060]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.797307][ T3060]  __sys_sendmsg (net/socket.c:2784)
[   56.797442][ T3060]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.797577][ T3060]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.797750][ T3060]  ? 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)
[   56.797888][ T3060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.798025][ T3060]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.798159][ T3060]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.798298][ T3060]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.798433][ T3060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.798602][ T3060] RIP: 0033:0x7f9e262f508e
[   56.798746][ T3060] 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
[   56.799234][ T3060] RSP: 002b:00007ffcb050c3a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.799437][ T3060] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e262f508e
[   56.799639][ T3060] RDX: 0000000000000000 RSI: 00007ffcb050c450 RDI: 0000000000000005
[   56.799840][ T3060] RBP: 00007ffcb050c3b0 R08: 0000000000000000 R09: 0000000000000000
[   56.800045][ T3060] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   56.800250][ T3060] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb050cb10
| [   56.880876][ T3068] ------------[ cut here ]------------
| [   56.881073][ T3068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3068
| [   56.881396][ T3068] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.882602][ T3068] Tainted: [W]=WARN
[   56.882751][ T3068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.882981][ T3068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.883202][ T3068] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.883725][ T3068] RSP: 0018:ffa0000007686fe0 EFLAGS: 00010286
[   56.883955][ T3068] RAX: 00000000ffffffa6 RBX: ff11000009b1c040 RCX: 1ff4000000ed0dc2
[   56.884201][ T3068] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c0f0
[   56.884452][ T3068] RBP: ff1100000ea72000 R08: 1fe220000136381f R09: ff1100001325ae58
[   56.884696][ T3068] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   56.884953][ T3068] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   56.885201][ T3068] FS:  00007f220e2cf840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.885491][ T3068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.885708][ T3068] CR2: 000000003dc19988 CR3: 0000000012fb1006 CR4: 0000000000771ef0
[   56.885970][ T3068] PKRU: 55555554
[   56.886118][ T3068] Call Trace:
[   56.886273][ T3068]  <TASK>
[   56.886391][ T3068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.886573][ T3068]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   56.886756][ T3068]  notifier_call_chain (kernel/notifier.c:85)
[   56.886950][ T3068]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   56.887131][ T3068]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   56.887352][ T3068]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   56.887534][ T3068]  ? 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)
[   56.887714][ T3068]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.887909][ T3068]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   56.888091][ T3068]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   56.888313][ T3068] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   56.888498][ T3068]  ? write_profile (kernel/profile.c:194)
[   56.888680][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.888875][ T3068]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   56.889095][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.889286][ T3068]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   56.889468][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.889647][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.889830][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.890021][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.890201][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.890408][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.890589][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.890772][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.890965][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.891148][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.891335][ T3068]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   56.891516][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.891696][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.891887][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.892070][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.892256][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.892436][ T3068]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.892616][ T3068]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.892799][ T3068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.892992][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.893174][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.893357][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.893540][ T3068]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.893721][ T3068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.893914][ T3068]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.894099][ T3068]  ? 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))
[   56.894284][ T3068]  ? 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))
[   56.894467][ T3068]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.894648][ T3068]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.894901][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.895084][ T3068]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.895270][ T3068]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.895450][ T3068]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.895630][ T3068]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.895807][ T3068]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.895996][ T3068]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.896204][ T3068]  ? move_addr_to_kernel (net/socket.c:258)
[   56.896391][ T3068]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.896568][ T3068]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.896746][ T3068]  ___sys_sendmsg (net/socket.c:2752)
[   56.896934][ T3068]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.897145][ T3068]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.897344][ T3068]  __sys_sendmsg (net/socket.c:2784)
[   56.897526][ T3068]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.897704][ T3068]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.897928][ T3068]  ? 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)
[   56.898106][ T3068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.898295][ T3068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.898471][ T3068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.898651][ T3068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.898829][ T3068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.899048][ T3068] RIP: 0033:0x7f220e50908e
[   56.899237][ T3068] 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
[   56.899741][ T3068] RSP: 002b:00007ffcfe266440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.899999][ T3068] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f220e50908e
[   56.900248][ T3068] RDX: 0000000000000000 RSI: 00007ffcfe2664f0 RDI: 0000000000000005
[   56.900489][ T3068] RBP: 00007ffcfe266450 R08: 0000000000000000 R09: 0000000000000000
[   56.900729][ T3068] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   56.900980][ T3068] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe266bb0
| [   56.902932][ T3068] ------------[ cut here ]------------
| [   56.903096][ T3068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3068
| [   56.903398][ T3068] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.904592][ T3068] Tainted: [W]=WARN
[   56.904732][ T3068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.904956][ T3068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.905167][ T3068] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.905664][ T3068] RSP: 0018:ffa0000007687060 EFLAGS: 00010286
[   56.905883][ T3068] RAX: 00000000ffffffa6 RBX: ff11000009b1c1c0 RCX: 1ff4000000ed0dd2
[   56.906120][ T3068] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009b1c270
[   56.906360][ T3068] RBP: ff11000013212000 R08: 1fe220000136384f R09: ff1100001325ae58
[   56.906593][ T3068] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   56.906828][ T3068] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007687100
[   56.907076][ T3068] FS:  00007f220e2cf840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.907351][ T3068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.907559][ T3068] CR2: 000000003dc19988 CR3: 0000000012fb1006 CR4: 0000000000771ef0
[   56.907795][ T3068] PKRU: 55555554
[   56.907945][ T3068] Call Trace:
[   56.908089][ T3068]  <TASK>
[   56.908201][ T3068]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   56.908385][ T3068]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   56.908529][ T3068]  netif_close_many (net/core/dev.c:1804)
[   56.908702][ T3068]  ? 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)
[   56.908888][ T3068]  ? __dev_close_many (net/core/dev.c:1781)
[   56.909061][ T3068]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   56.909273][ T3068]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   56.909481][ T3068]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   56.909657][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.909831][ T3068]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.910046][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.910229][ T3068]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   56.910404][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.910576][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.910753][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.910940][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.911113][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.911312][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.911487][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.911663][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.911835][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.912021][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.912197][ T3068]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   56.912378][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.912549][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.912725][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.912913][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.913089][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.913270][ T3068]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.913449][ T3068]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.913623][ T3068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.913798][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.913987][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.914159][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.914341][ T3068]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.914513][ T3068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.914688][ T3068]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.914884][ T3068]  ? 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))
[   56.915057][ T3068]  ? 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))
[   56.915238][ T3068]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.915415][ T3068]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.915589][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.915765][ T3068]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.915950][ T3068]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.916127][ T3068]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.916309][ T3068]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.916483][ T3068]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.916656][ T3068]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.916856][ T3068]  ? move_addr_to_kernel (net/socket.c:258)
[   56.917044][ T3068]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.917222][ T3068]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.917401][ T3068]  ___sys_sendmsg (net/socket.c:2752)
[   56.917572][ T3068]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.917776][ T3068]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.917975][ T3068]  __sys_sendmsg (net/socket.c:2784)
[   56.918148][ T3068]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.918330][ T3068]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.918541][ T3068]  ? 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)
[   56.918717][ T3068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.918907][ T3068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.919079][ T3068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.919300][ T3068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.919483][ T3068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.919688][ T3068] RIP: 0033:0x7f220e50908e
[   56.919878][ T3068] 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
[   56.920377][ T3068] RSP: 002b:00007ffcfe266440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.920615][ T3068] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f220e50908e
[   56.920850][ T3068] RDX: 0000000000000000 RSI: 00007ffcfe2664f0 RDI: 0000000000000005
[   56.921100][ T3068] RBP: 00007ffcfe266450 R08: 0000000000000000 R09: 0000000000000000
[   56.921339][ T3068] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   56.921572][ T3068] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe266bb0
| [   56.924436][ T3068] ------------[ cut here ]------------
| [   56.924601][ T3068] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3068
| [   56.924963][ T3068] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   56.925669][ T3068] Tainted: [W]=WARN
[   56.925858][ T3068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.926176][ T3068] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   56.926722][ T3068] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   56.927294][ T3068] RSP: 0018:ffa0000007687190 EFLAGS: 00010286
[   56.927567][ T3068] RAX: 00000000ffffffa6 RBX: ff1100000f2c0c40 RCX: 1ff4000000ed0df8
[   56.927920][ T3068] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000f2c0cf0
[   56.928193][ T3068] RBP: ff11000013212000 R08: 1fe2200001e5819f R09: ff1100001325ae58
[   56.928478][ T3068] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   56.928773][ T3068] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   56.929124][ T3068] FS:  00007f220e2cf840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   56.929452][ T3068] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   56.929705][ T3068] CR2: 000000003dc19988 CR3: 0000000012fb1006 CR4: 0000000000771ef0
[   56.929996][ T3068] PKRU: 55555554
[   56.930181][ T3068] Call Trace:
[   56.930373][ T3068]  <TASK>
[   56.930530][ T3068]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   56.930783][ T3068]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   56.931045][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.931275][ T3068]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   56.931494][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.931712][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.931958][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.932174][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.932394][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.932628][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.932846][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.933075][ T3068]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   56.933299][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.933515][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.933730][ T3068]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   56.933982][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.934199][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.934425][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.934643][ T3068]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   56.934915][ T3068]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   56.935132][ T3068]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   56.935355][ T3068]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.935571][ T3068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.935787][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.936019][ T3068]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   56.936250][ T3068]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   56.936473][ T3068]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   56.936688][ T3068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.936921][ T3068]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.937141][ T3068]  ? 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))
[   56.937379][ T3068]  ? 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))
[   56.937599][ T3068]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.937816][ T3068]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.938046][ T3068]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   56.938271][ T3068]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   56.938489][ T3068]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   56.938705][ T3068]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   56.938935][ T3068]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   56.939151][ T3068]  ? copy_msghdr_from_user (net/socket.c:2635)
[   56.939356][ T3068]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   56.939553][ T3068]  ? move_addr_to_kernel (net/socket.c:258)
[   56.939724][ T3068]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.939906][ T3068]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   56.940078][ T3068]  ___sys_sendmsg (net/socket.c:2752)
[   56.940250][ T3068]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   56.940449][ T3068]  ? copy_msghdr_from_user (net/socket.c:2603)
[   56.940629][ T3068]  __sys_sendmsg (net/socket.c:2784)
[   56.940801][ T3068]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   56.940982][ T3068]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   56.941183][ T3068]  ? 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)
[   56.941358][ T3068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   56.941527][ T3068]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   56.941693][ T3068]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   56.941863][ T3068]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   56.942042][ T3068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.942247][ T3068] RIP: 0033:0x7f220e50908e
[   56.942422][ T3068] 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
[   56.942903][ T3068] RSP: 002b:00007ffcfe266440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.943137][ T3068] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f220e50908e
[   56.943369][ T3068] RDX: 0000000000000000 RSI: 00007ffcfe2664f0 RDI: 0000000000000005
[   56.943596][ T3068] RBP: 00007ffcfe266450 R08: 0000000000000000 R09: 0000000000000000
[   56.943822][ T3068] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   56.944060][ T3068] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcfe266bb0
| [   57.003820][ T3069] ------------[ cut here ]------------
| [   57.004192][ T3069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3069
| [   57.004468][ T3069] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.005005][ T3069] Tainted: [W]=WARN
[   57.005106][ T3069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.005276][ T3069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.005447][ T3069] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.005914][ T3069] RSP: 0018:ffa0000007696fe0 EFLAGS: 00010286
[   57.006079][ T3069] RAX: 00000000ffffffa6 RBX: ff110000100afb40 RCX: 1ff4000000ed2dc2
[   57.006279][ T3069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100afbf0
[   57.006473][ T3069] RBP: ff1100000ea72000 R08: 1fe2200002015f7f R09: ff1100001325d158
[   57.006667][ T3069] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   57.006873][ T3069] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003
[   57.007072][ T3069] FS:  00007fb7926b3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   57.007312][ T3069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.007477][ T3069] CR2: 000000003b73f988 CR3: 0000000012602002 CR4: 0000000000771ef0
[   57.007674][ T3069] PKRU: 55555554
[   57.007772][ T3069] Call Trace:
[   57.007873][ T3069]  <TASK>
[   57.007941][ T3069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.008072][ T3069]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   57.008203][ T3069]  notifier_call_chain (kernel/notifier.c:85)
[   57.008344][ T3069]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   57.008476][ T3069]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   57.008641][ T3069]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   57.008773][ T3069]  ? 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)
[   57.008965][ T3069]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.009098][ T3069]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   57.009232][ T3069]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   57.009396][ T3069] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   57.009586][ T3069]  ? write_profile (kernel/profile.c:194)
[   57.009718][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.009852][ T3069]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   57.010043][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.010177][ T3069]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   57.010312][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.010444][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.010574][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.010703][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.010832][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.010988][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.011119][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.011253][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.011382][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.011513][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.011643][ T3069]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.011774][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.011908][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.012038][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.012169][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.012306][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.012436][ T3069]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.012566][ T3069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.012697][ T3069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.012829][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.012968][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.013099][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.013235][ T3069]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.013364][ T3069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.013495][ T3069]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.013630][ T3069]  ? 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))
[   57.013760][ T3069]  ? 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))
[   57.013899][ T3069]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.014033][ T3069]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.014163][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.014300][ T3069]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.014431][ T3069]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.014562][ T3069]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.014694][ T3069]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.014823][ T3069]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.014958][ T3069]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.015118][ T3069]  ? move_addr_to_kernel (net/socket.c:258)
[   57.015255][ T3069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.015386][ T3069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.015519][ T3069]  ___sys_sendmsg (net/socket.c:2752)
[   57.015650][ T3069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.015814][ T3069]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.015962][ T3069]  __sys_sendmsg (net/socket.c:2784)
[   57.016093][ T3069]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.016226][ T3069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.016391][ T3069]  ? 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)
[   57.016521][ T3069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.016652][ T3069]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.016783][ T3069]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.016918][ T3069]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.017048][ T3069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.017212][ T3069] RIP: 0033:0x7fb7928ed08e
[   57.017347][ T3069] 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
[   57.017807][ T3069] RSP: 002b:00007ffe2b374340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.018005][ T3069] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb7928ed08e
[   57.018200][ T3069] RDX: 0000000000000000 RSI: 00007ffe2b3743f0 RDI: 0000000000000005
[   57.018398][ T3069] RBP: 00007ffe2b374350 R08: 0000000000000000 R09: 0000000000000000
[   57.018592][ T3069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.018787][ T3069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2b374ab0
| [   57.020368][ T3069] ------------[ cut here ]------------
| [   57.020494][ T3069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3069
| [   57.020741][ T3069] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.021266][ T3069] Tainted: [W]=WARN
[   57.021362][ T3069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.021520][ T3069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.021684][ T3069] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.022423][ T3069] RSP: 0018:ffa0000007697060 EFLAGS: 00010286
[   57.022585][ T3069] RAX: 00000000ffffffa6 RBX: ff110000100aedc0 RCX: 1ff4000000ed2dd2
[   57.022772][ T3069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100aee70
[   57.023030][ T3069] RBP: ff11000012f42000 R08: 1fe2200002015dcf R09: ff1100001325d158
[   57.023276][ T3069] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   57.023465][ T3069] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007697100
[   57.023654][ T3069] FS:  00007fb7926b3840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   57.023931][ T3069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.024090][ T3069] CR2: 000000003b73f988 CR3: 0000000012602002 CR4: 0000000000771ef0
[   57.024283][ T3069] PKRU: 55555554
[   57.024377][ T3069] Call Trace:
[   57.024472][ T3069]  <TASK>
[   57.024537][ T3069]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.024666][ T3069]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.024763][ T3069]  netif_close_many (net/core/dev.c:1804)
[   57.024942][ T3069]  ? 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)
[   57.025068][ T3069]  ? __dev_close_many (net/core/dev.c:1781)
[   57.025196][ T3069]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.025356][ T3069]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.025514][ T3069]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   57.025643][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.025770][ T3069]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.025983][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.026110][ T3069]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   57.026240][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.026364][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.026490][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.026616][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.026741][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.026937][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.027064][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.027191][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.027319][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.027443][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.027568][ T3069]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.027695][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.027820][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.027998][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.028125][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.028255][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.028381][ T3069]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.028507][ T3069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.028632][ T3069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.028758][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.028938][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.029063][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.029191][ T3069]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.029320][ T3069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.029446][ T3069]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.029573][ T3069]  ? 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))
[   57.029698][ T3069]  ? 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))
[   57.029825][ T3069]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.030004][ T3069]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.030131][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.030261][ T3069]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.030388][ T3069]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.030514][ T3069]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.030642][ T3069]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.030767][ T3069]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.030944][ T3069]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.031099][ T3069]  ? move_addr_to_kernel (net/socket.c:258)
[   57.031229][ T3069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.031354][ T3069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.031480][ T3069]  ___sys_sendmsg (net/socket.c:2752)
[   57.031604][ T3069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.031759][ T3069]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.031948][ T3069]  __sys_sendmsg (net/socket.c:2784)
[   57.032072][ T3069]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.032197][ T3069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.032359][ T3069]  ? 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)
[   57.032483][ T3069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.032609][ T3069]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.032734][ T3069]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.032858][ T3069]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.033035][ T3069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.033190][ T3069] RIP: 0033:0x7fb7928ed08e
[   57.033326][ T3069] 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
[   57.033769][ T3069] RSP: 002b:00007ffe2b374340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.034012][ T3069] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb7928ed08e
[   57.034199][ T3069] RDX: 0000000000000000 RSI: 00007ffe2b3743f0 RDI: 0000000000000005
[   57.034388][ T3069] RBP: 00007ffe2b374350 R08: 0000000000000000 R09: 0000000000000000
[   57.034574][ T3069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.034759][ T3069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2b374ab0
| [   57.037331][ T3069] ------------[ cut here ]------------
| [   57.037469][ T3069] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/3069
| [   57.037713][ T3069] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.038215][ T3069] Tainted: [W]=WARN
[   57.038307][ T3069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.038457][ T3069] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.038616][ T3069] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.039048][ T3069] RSP: 0018:ffa0000007697190 EFLAGS: 00010286
[   57.039199][ T3069] RAX: 00000000ffffffa6 RBX: ff1100000b2ea7c0 RCX: 1ff4000000ed2df8
[   57.039384][ T3069] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ea870
[   57.039562][ T3069] RBP: ff11000012f42000 R08: 1fe220000165d50f R09: ff1100001325d158
[   57.039740][ T3069] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   57.039926][ T3069] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.040108][ T3069] FS:  00007fb7926b3840(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   57.040325][ T3069] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.040476][ T3069] CR2: 00005634b1fcc130 CR3: 0000000012602005 CR4: 0000000000771ef0
[   57.040656][ T3069] PKRU: 55555554
[   57.040746][ T3069] Call Trace:
[   57.040835][ T3069]  <TASK>
[   57.040904][ T3069]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.041060][ T3069]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.041216][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.041339][ T3069]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   57.041460][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.041580][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.041700][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.041821][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.041949][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.042088][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.042213][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.042334][ T3069]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.042454][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.042574][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.042694][ T3069]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.042822][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.042948][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.043068][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.043194][ T3069]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.043322][ T3069]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.043442][ T3069]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.043563][ T3069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.043684][ T3069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.043804][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.043933][ T3069]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.044054][ T3069]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.044176][ T3069]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.044298][ T3069]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.044419][ T3069]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.044543][ T3069]  ? 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))
[   57.044665][ T3069]  ? 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))
[   57.044788][ T3069]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.044915][ T3069]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.045035][ T3069]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.045162][ T3069]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.045289][ T3069]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.045410][ T3069]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.045536][ T3069]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.045663][ T3069]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.045783][ T3069]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.045935][ T3069]  ? move_addr_to_kernel (net/socket.c:258)
[   57.046056][ T3069]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.046176][ T3069]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.046303][ T3069]  ___sys_sendmsg (net/socket.c:2752)
[   57.046422][ T3069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.046578][ T3069]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.046710][ T3069]  __sys_sendmsg (net/socket.c:2784)
[   57.046831][ T3069]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.046955][ T3069]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.047108][ T3069]  ? 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)
[   57.047245][ T3069]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.047367][ T3069]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.047489][ T3069]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.047608][ T3069]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.047729][ T3069]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.047882][ T3069] RIP: 0033:0x7fb7928ed08e
[   57.048007][ T3069] 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
[   57.048440][ T3069] RSP: 002b:00007ffe2b374340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.048622][ T3069] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb7928ed08e
[   57.048801][ T3069] RDX: 0000000000000000 RSI: 00007ffe2b3743f0 RDI: 0000000000000005
[   57.048990][ T3069] RBP: 00007ffe2b374350 R08: 0000000000000000 R09: 0000000000000000
[   57.049170][ T3069] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.049356][ T3069] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe2b374ab0
| [   57.090139][ T3070] ------------[ cut here ]------------
| [   57.090302][ T3070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3070
| [   57.090563][ T3070] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.091112][ T3070] Tainted: [W]=WARN
[   57.091215][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.091382][ T3070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.091550][ T3070] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.092016][ T3070] RSP: 0018:ffa00000076a6fe0 EFLAGS: 00010286
[   57.092180][ T3070] RAX: 00000000ffffffa6 RBX: ff1100000c086340 RCX: 1ff4000000ed4dc2
[   57.092377][ T3070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c0863f0
[   57.092569][ T3070] RBP: ff1100000ea72000 R08: 1fe2200001810c7f R09: ff110000133bae58
[   57.092763][ T3070] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   57.092962][ T3070] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   57.093158][ T3070] FS:  00007f9ac8f2a840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   57.093387][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.093551][ T3070] CR2: 0000000033d4f988 CR3: 0000000013229003 CR4: 0000000000771ef0
[   57.093745][ T3070] PKRU: 55555554
[   57.093843][ T3070] Call Trace:
[   57.093945][ T3070]  <TASK>
[   57.094013][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.094143][ T3070]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   57.094278][ T3070]  notifier_call_chain (kernel/notifier.c:85)
[   57.094410][ T3070]  __netdev_upper_dev_unlink (net/core/dev.c:9027)
[   57.094542][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.094672][ T3070]  ? netdev_adjacent_change_prepare (net/core/dev.c:9110)
[   57.094836][ T3070]  ? 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)
[   57.094972][ T3070]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.095102][ T3070]  netdev_upper_dev_unlink (net/core/dev.c:9054)
[   57.095235][ T3070]  ? __netdev_upper_dev_unlink (net/core/dev.c:9036)
[   57.095395][ T3070]  ? rtnl_dellink (net/core/rtnetlink.c:80 ./include/linux/rtnetlink.h:130 net/core/rtnetlink.c:3626)
[   57.095528][ T3070] vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   57.095661][ T3070]  ? write_profile (kernel/profile.c:194)
[   57.095822][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.095961][ T3070]  ? vxlan_fdb_delete_bulk (drivers/net/vxlan/vxlan_core.c:3169 (discriminator 2)) vxlan
[   57.096126][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.096259][ T3070]  rtnl_dellink (net/core/rtnetlink.c:3591 net/core/rtnetlink.c:3634)
[   57.096388][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.096519][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.096650][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.096780][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.097006][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.097155][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.097290][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.097420][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.097549][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.097692][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.097821][ T3070]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.098019][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.098149][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.098283][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.098422][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.098552][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.098682][ T3070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.098811][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.099113][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.099257][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.099388][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.099517][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.099647][ T3070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.099784][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.099983][ T3070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.100117][ T3070]  ? 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))
[   57.100251][ T3070]  ? 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))
[   57.100383][ T3070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.100513][ T3070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.100643][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.100774][ T3070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.101003][ T3070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.101133][ T3070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.101272][ T3070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.101405][ T3070]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.101541][ T3070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.101705][ T3070]  ? move_addr_to_kernel (net/socket.c:258)
[   57.101838][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.102048][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.102182][ T3070]  ___sys_sendmsg (net/socket.c:2752)
[   57.102385][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.102551][ T3070]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.102691][ T3070]  __sys_sendmsg (net/socket.c:2784)
[   57.102820][ T3070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.103025][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.103190][ T3070]  ? 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)
[   57.103325][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.103455][ T3070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.103584][ T3070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.103712][ T3070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.103841][ T3070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.104076][ T3070] RIP: 0033:0x7f9ac916408e
[   57.104214][ T3070] 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
[   57.104672][ T3070] RSP: 002b:00007ffe0a7b1580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.104923][ T3070] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9ac916408e
[   57.105117][ T3070] RDX: 0000000000000000 RSI: 00007ffe0a7b1630 RDI: 0000000000000005
[   57.105314][ T3070] RBP: 00007ffe0a7b1590 R08: 0000000000000000 R09: 0000000000000000
[   57.105506][ T3070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.105697][ T3070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0a7b1cf0
| [   57.107540][ T3070] ------------[ cut here ]------------
| [   57.107683][ T3070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3070
| [   57.107954][ T3070] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.108495][ T3070] Tainted: [W]=WARN
[   57.108596][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.108762][ T3070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.108941][ T3070] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.109404][ T3070] RSP: 0018:ffa00000076a7060 EFLAGS: 00010286
[   57.109564][ T3070] RAX: 00000000ffffffa6 RBX: ff1100000c087cc0 RCX: 1ff4000000ed4dd2
[   57.109752][ T3070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c087d70
[   57.110026][ T3070] RBP: ff1100000cc12000 R08: 1fe2200001810faf R09: ff110000133bae58
[   57.110219][ T3070] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   57.110407][ T3070] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000076a7100
[   57.110597][ T3070] FS:  00007f9ac8f2a840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   57.110820][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.110985][ T3070] CR2: 00005634b211dd5c CR3: 0000000013229005 CR4: 0000000000771ef0
[   57.111176][ T3070] PKRU: 55555554
[   57.111312][ T3070] Call Trace:
[   57.111413][ T3070]  <TASK>
[   57.111483][ T3070]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.111612][ T3070]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.111711][ T3070]  netif_close_many (net/core/dev.c:1804)
[   57.111843][ T3070]  ? 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)
[   57.111976][ T3070]  ? __dev_close_many (net/core/dev.c:1781)
[   57.112104][ T3070]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.112270][ T3070]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.112428][ T3070]  ? vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4518) vxlan
[   57.112560][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.112688][ T3070]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.112847][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.112980][ T3070]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   57.113107][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.113238][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.113364][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.113490][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.113616][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.113763][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.113896][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.114025][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.114151][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.114282][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.114409][ T3070]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.114539][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.114666][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.114793][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.114925][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.115054][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.115180][ T3070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.115312][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.115438][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.115566][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.115696][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.115824][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.115958][ T3070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.116086][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.116217][ T3070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.116349][ T3070]  ? 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))
[   57.116476][ T3070]  ? 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))
[   57.116607][ T3070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.116734][ T3070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.116869][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.116998][ T3070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.117127][ T3070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.117259][ T3070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.117387][ T3070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.117514][ T3070]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.117642][ T3070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.117801][ T3070]  ? move_addr_to_kernel (net/socket.c:258)
[   57.117934][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.118062][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.118191][ T3070]  ___sys_sendmsg (net/socket.c:2752)
[   57.118323][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.118483][ T3070]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.118623][ T3070]  __sys_sendmsg (net/socket.c:2784)
[   57.118752][ T3070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.118883][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.119045][ T3070]  ? 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)
[   57.119174][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.119305][ T3070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.119434][ T3070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.119562][ T3070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.119690][ T3070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.119848][ T3070] RIP: 0033:0x7f9ac916408e
[   57.119988][ T3070] 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
[   57.120444][ T3070] RSP: 002b:00007ffe0a7b1580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.120636][ T3070] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9ac916408e
[   57.120826][ T3070] RDX: 0000000000000000 RSI: 00007ffe0a7b1630 RDI: 0000000000000005
[   57.121021][ T3070] RBP: 00007ffe0a7b1590 R08: 0000000000000000 R09: 0000000000000000
[   57.121214][ T3070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.121404][ T3070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0a7b1cf0
| [   57.130361][ T3070] ------------[ cut here ]------------
| [   57.130495][ T3070] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/3070
| [   57.130742][ T3070] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.131340][ T3070] Tainted: [W]=WARN
[   57.131434][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.131587][ T3070] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.131746][ T3070] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.132241][ T3070] RSP: 0018:ffa00000076a7190 EFLAGS: 00010286
[   57.132398][ T3070] RAX: 00000000ffffffa6 RBX: ff1100000c086ac0 RCX: 1ff4000000ed4df8
[   57.132581][ T3070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c086b70
[   57.132771][ T3070] RBP: ff1100000cc12000 R08: 1fe2200001810d6f R09: ff110000133bae58
[   57.133005][ T3070] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   57.133197][ T3070] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.133394][ T3070] FS:  00007f9ac8f2a840(0000) GS:ff110000a4b05000(0000) knlGS:0000000000000000
[   57.133611][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.133766][ T3070] CR2: 00005634b211dd5c CR3: 0000000013229005 CR4: 0000000000771ef0
[   57.134005][ T3070] PKRU: 55555554
[   57.134097][ T3070] Call Trace:
[   57.134189][ T3070]  <TASK>
[   57.134255][ T3070]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.134413][ T3070]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.134570][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.134696][ T3070]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   57.134819][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.134994][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.135118][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.135244][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.135367][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.135508][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.135631][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.135756][ T3070]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.135931][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.136055][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.136179][ T3070]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.136309][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.136431][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.136554][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.136677][ T3070]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.136804][ T3070]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.136978][ T3070]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.137102][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.137230][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.137352][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.137482][ T3070]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.137604][ T3070]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.137730][ T3070]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.137853][ T3070]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.138030][ T3070]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.138159][ T3070]  ? 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))
[   57.138285][ T3070]  ? 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))
[   57.138410][ T3070]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.138535][ T3070]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.138660][ T3070]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.138785][ T3070]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.138959][ T3070]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.139084][ T3070]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.139213][ T3070]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.139336][ T3070]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.139464][ T3070]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.139616][ T3070]  ? move_addr_to_kernel (net/socket.c:258)
[   57.139740][ T3070]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.139914][ T3070]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.140042][ T3070]  ___sys_sendmsg (net/socket.c:2752)
[   57.140166][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.140325][ T3070]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.140463][ T3070]  __sys_sendmsg (net/socket.c:2784)
[   57.140586][ T3070]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.140737][ T3070]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.140948][ T3070]  ? 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)
[   57.141071][ T3070]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.141195][ T3070]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.141322][ T3070]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.141445][ T3070]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.141568][ T3070]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.141721][ T3070] RIP: 0033:0x7f9ac916408e
[   57.141850][ T3070] 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
[   57.142343][ T3070] RSP: 002b:00007ffe0a7b1580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.142535][ T3070] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9ac916408e
[   57.142718][ T3070] RDX: 0000000000000000 RSI: 00007ffe0a7b1630 RDI: 0000000000000005
[   57.142953][ T3070] RBP: 00007ffe0a7b1590 R08: 0000000000000000 R09: 0000000000000000
[   57.143136][ T3070] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.143332][ T3070] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe0a7b1cf0
| [   57.218259][ T3075] ------------[ cut here ]------------
| [   57.218413][ T3075] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3075
| [   57.218682][ T3075] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.219712][ T3075] Tainted: [W]=WARN
[   57.219814][ T3075] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.219987][ T3075] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.220161][ T3075] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.220644][ T3075] RSP: 0018:ffa00000076771b0 EFLAGS: 00010286
[   57.220812][ T3075] RAX: 00000000ffffffa6 RBX: ff110000119cfcc0 RCX: 1ff4000000ecedfc
[   57.221022][ T3075] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000119cfd70
[   57.221224][ T3075] RBP: ff110000131c9000 R08: 1fe2200002339faf R09: ff1100000cb08b80
[   57.221425][ T3075] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.221625][ T3075] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffc026f200
[   57.221829][ T3075] FS:  00007fca4f98f840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   57.222069][ T3075] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.222241][ T3075] CR2: 00007fca4fb88460 CR3: 00000000132e3004 CR4: 0000000000771ef0
[   57.222441][ T3075] PKRU: 55555554
[   57.222541][ T3075] Call Trace:
[   57.222642][ T3075]  <TASK>
[   57.222711][ T3075]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.222847][ T3075]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.222954][ T3075]  __dev_notify_flags (net/core/dev.c:9787)
[   57.223087][ T3075]  ? geneve_newlink (drivers/net/geneve.c:2174) geneve
[   57.223224][ T3075]  ? netif_change_name (net/core/dev.c:1495)
[   57.223361][ T3075]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   57.223496][ T3075]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   57.223630][ T3075]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   57.223763][ T3075]  ? __dev_get_by_name (net/core/dev.c:883)
[   57.223907][ T3075]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   57.224048][ T3075]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   57.224186][ T3075]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   57.224326][ T3075]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.224457][ T3075]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.224590][ T3075]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.224723][ T3075]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.224858][ T3075]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.225002][ T3075]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.225136][ T3075]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.225274][ T3075]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.225408][ T3075]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.225541][ T3075]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.225672][ T3075]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.225807][ T3075]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.225943][ T3075]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.226077][ T3075]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.226211][ T3075]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.226344][ T3075]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.226481][ T3075]  ? 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))
[   57.226614][ T3075]  ? 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))
[   57.226748][ T3075]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.226887][ T3075]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.227020][ T3075]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.227154][ T3075]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.227290][ T3075]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.227426][ T3075]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.227563][ T3075]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.227696][ T3075]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.227831][ T3075]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.228001][ T3075]  ? move_addr_to_kernel (net/socket.c:258)
[   57.228138][ T3075]  ___sys_sendmsg (net/socket.c:2752)
[   57.228275][ T3075]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.228408][ T3075]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.228551][ T3075]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[   57.228687][ T3075]  __sys_sendmsg (net/socket.c:2784)
[   57.228821][ T3075]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.228965][ T3075]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.229100][ T3075]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.229240][ T3075]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.229372][ T3075]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.229505][ T3075]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.229638][ T3075]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.229804][ T3075] RIP: 0033:0x7fca4fbc908e
[   57.229948][ T3075] 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
[   57.230425][ T3075] RSP: 002b:00007fff14de4060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.230626][ T3075] RAX: ffffffffffffffda RBX: 00007fff14de47f8 RCX: 00007fca4fbc908e
[   57.230824][ T3075] RDX: 0000000000000000 RSI: 00007fff14de4110 RDI: 0000000000000005
[   57.231027][ T3075] RBP: 00007fff14de4070 R08: 0000000000000000 R09: 0000000000000000
[   57.231229][ T3075] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.231427][ T3075] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff14de47d0
| [   57.258540][ T3076] ------------[ cut here ]------------
| [   57.258717][ T3076] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3076
| [   57.259642][ T3076] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.260279][ T3076] Tainted: [W]=WARN
[   57.260428][ T3076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.260640][ T3076] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.260856][ T3076] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.261382][ T3076] RSP: 0018:ffa00000076d7020 EFLAGS: 00010286
[   57.261597][ T3076] RAX: 00000000ffffffa6 RBX: ff110000100aef40 RCX: 1ff4000000edadca
[   57.261837][ T3076] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000100aeff0
[   57.262089][ T3076] RBP: ff110000131c9000 R08: 1fe2200002015dff R09: ff1100000cb0d158
[   57.262339][ T3076] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   57.262585][ T3076] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[   57.262832][ T3076] FS:  00007f5742748840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   57.263122][ T3076] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.263342][ T3076] CR2: 000000000e542988 CR3: 000000000e8c7006 CR4: 0000000000771ef0
[   57.263583][ T3076] PKRU: 55555554
[   57.263742][ T3076] Call Trace:
[   57.263900][ T3076]  <TASK>
[   57.264014][ T3076]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.264195][ T3076]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.264351][ T3076]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   57.264528][ T3076]  __dev_notify_flags (net/core/dev.c:9787)
[   57.264708][ T3076]  ? netif_change_name (net/core/dev.c:1495)
[   57.264899][ T3076]  ? __dev_change_flags (net/core/dev.c:9752)
[   57.265081][ T3076]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   57.265268][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.265448][ T3076]  ? 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))
[   57.265629][ T3076]  netif_change_flags (net/core/dev.c:9820)
[   57.265808][ T3076]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   57.265999][ T3076]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   57.266181][ T3076]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   57.266368][ T3076]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   57.266578][ T3076]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.266757][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.266948][ T3076]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.267128][ T3076]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.267314][ T3076]  ? __kernel_text_address (kernel/extable.c:79)
[   57.267500][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.267715][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.267937][ T3076]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.268116][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.268333][ T3076]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.268542][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.268725][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.268918][ T3076]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   57.269127][ T3076]  ? __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)
[   57.269313][ T3076]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   57.269492][ T3076]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   57.269673][ T3076]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   57.269853][ T3076]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   57.270050][ T3076]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   57.270238][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.270418][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.270598][ T3076]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.270775][ T3076]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.270966][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.271149][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.271340][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.271521][ T3076]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.271700][ T3076]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.271892][ T3076]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   57.272073][ T3076]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.272258][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.272437][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.272617][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.272988][ T3076]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.273166][ T3076]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.273367][ T3076]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.273629][ T3076]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.273809][ T3076]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.274004][ T3076]  ? 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))
[   57.274182][ T3076]  ? 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))
[   57.274375][ T3076]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.274556][ T3076]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.274820][ T3076]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.275186][ T3076]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.275374][ T3076]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.275553][ T3076]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.275733][ T3076]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.275926][ T3076]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.276107][ T3076]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.276323][ T3076]  ? move_addr_to_kernel (net/socket.c:258)
[   57.276505][ T3076]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.276683][ T3076]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.276879][ T3076]  ___sys_sendmsg (net/socket.c:2752)
[   57.277056][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.277274][ T3076]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.277554][ T3076]  __sys_sendmsg (net/socket.c:2784)
[   57.277736][ T3076]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.277928][ T3076]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.278142][ T3076]  ? 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)
[   57.278329][ T3076]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.278683][ T3076]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.279223][ T3076]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.279410][ T3076]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.279593][ T3076]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.279801][ T3076] RIP: 0033:0x7f574298208e
[   57.279998][ T3076] 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
[   57.280513][ T3076] RSP: 002b:00007ffd5431b530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.280758][ T3076] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f574298208e
[   57.281011][ T3076] RDX: 0000000000000000 RSI: 00007ffd5431b5e0 RDI: 0000000000000005
[   57.281257][ T3076] RBP: 00007ffd5431b540 R08: 0000000000000000 R09: 0000000000000000
[   57.281500][ T3076] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.281740][ T3076] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd5431bca0
| [   57.344573][ T3082] ------------[ cut here ]------------
| [   57.344749][ T3082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/3082
| [   57.345080][ T3082] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.345690][ T3082] Tainted: [W]=WARN
[   57.345844][ T3082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.346122][ T3082] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.346399][ T3082] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.346957][ T3082] RSP: 0018:ffa0000007347060 EFLAGS: 00010286
[   57.347221][ T3082] RAX: 00000000ffffffa6 RBX: ff1100000d457240 RCX: 1ff4000000e68dd2
[   57.347509][ T3082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4572f0
[   57.347796][ T3082] RBP: ff110000131c9000 R08: 1fe2200001a8ae5f R09: ff1100000cb82e58
[   57.348106][ T3082] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   57.348442][ T3082] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000007347100
[   57.348752][ T3082] FS:  00007f1c86670840(0000) GS:ff110000a4a85000(0000) knlGS:0000000000000000
[   57.349108][ T3082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.349403][ T3082] CR2: 00007f1c869401a0 CR3: 00000000133a5006 CR4: 0000000000771ef0
[   57.349723][ T3082] PKRU: 55555554
[   57.349914][ T3082] Call Trace:
[   57.350057][ T3082]  <TASK>
[   57.350170][ T3082]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   57.350355][ T3082]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   57.350500][ T3082]  netif_close_many (net/core/dev.c:1804)
[   57.350675][ T3082]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   57.350847][ T3082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.351035][ T3082]  ? __dev_close_many (net/core/dev.c:1781)
[   57.351218][ T3082]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   57.351423][ T3082]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   57.351630][ T3082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.351804][ T3082]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.352020][ T3082]  ? 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)
[   57.352194][ T3082]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.352376][ T3082]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   57.352582][ T3082]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   57.352756][ T3082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.352944][ T3082]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   57.353121][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.353301][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.353477][ T3082]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.353653][ T3082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.353828][ T3082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.354035][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.354217][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.354392][ T3082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.354567][ T3082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.354744][ T3082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.354935][ T3082]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.355112][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.355293][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.355474][ T3082]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.355650][ T3082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.355829][ T3082]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.356014][ T3082]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.356192][ T3082]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.356373][ T3082]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.356550][ T3082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.356727][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.356913][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.357093][ T3082]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.357276][ T3082]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.357453][ T3082]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.357632][ T3082]  ? 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))
[   57.357805][ T3082]  ? 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))
[   57.357995][ T3082]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.358172][ T3082]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.358353][ T3082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.358532][ T3082]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.358710][ T3082]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.358900][ T3082]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.359079][ T3082]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.359262][ T3082]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.359441][ T3082]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.359646][ T3082]  ? move_addr_to_kernel (net/socket.c:258)
[   57.359823][ T3082]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.360010][ T3082]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.360186][ T3082]  ___sys_sendmsg (net/socket.c:2752)
[   57.360368][ T3082]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.360573][ T3082]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.360759][ T3082]  __sys_sendmsg (net/socket.c:2784)
[   57.360945][ T3082]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.361119][ T3082]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.361337][ T3082]  ? 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)
[   57.361514][ T3082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.361689][ T3082]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.361878][ T3082]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.362053][ T3082]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.362235][ T3082]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.362443][ T3082] RIP: 0033:0x7f1c868aa08e
[   57.362625][ T3082] 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
[   57.363132][ T3082] RSP: 002b:00007ffff0960170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.363377][ T3082] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1c868aa08e
[   57.363612][ T3082] RDX: 0000000000000000 RSI: 00007ffff0960220 RDI: 0000000000000005
[   57.363848][ T3082] RBP: 00007ffff0960180 R08: 0000000000000000 R09: 0000000000000000
[   57.364098][ T3082] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.364340][ T3082] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff09608e0
| [   57.372991][ T3082] ------------[ cut here ]------------
| [   57.373130][ T3082] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/3082
| [   57.373378][ T3082] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.373885][ T3082] Tainted: [W]=WARN
[   57.373981][ T3082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.374136][ T3082] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.374301][ T3082] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.374738][ T3082] RSP: 0018:ffa0000007347190 EFLAGS: 00010286
[   57.374900][ T3082] RAX: 00000000ffffffa6 RBX: ff11000005242940 RCX: 1ff4000000e68df8
[   57.375086][ T3082] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000052429f0
[   57.375279][ T3082] RBP: ff110000131c9000 R08: 1fe2200000a4853f R09: ff1100000cb82e58
[   57.375461][ T3082] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   57.375643][ T3082] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.375827][ T3082] FS:  00007f1c86670840(0000) GS:ff110000a4985000(0000) knlGS:0000000000000000
[   57.376051][ T3082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.376206][ T3082] CR2: 00007f21abfa42a0 CR3: 00000000133a5002 CR4: 0000000000771ef0
[   57.376396][ T3082] PKRU: 55555554
[   57.376487][ T3082] Call Trace:
[   57.376578][ T3082]  <TASK>
[   57.376642][ T3082]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.376798][ T3082]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.376957][ T3082]  ? 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)
[   57.377079][ T3082]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.377201][ T3082]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   57.377359][ T3082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.377484][ T3082]  rtnl_dellink (net/core/rtnetlink.c:3592 net/core/rtnetlink.c:3634)
[   57.377607][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.377729][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.377854][ T3082]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.377983][ T3082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.378105][ T3082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.378251][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.378373][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.378496][ T3082]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   57.378619][ T3082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.378741][ T3082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.378868][ T3082]  ? bpf_address_lookup (./include/linux/rcupdate.h:839 (discriminator 7) kernel/bpf/core.c:725 (discriminator 7))
[   57.378992][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.379115][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.379242][ T3082]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.379365][ T3082]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   57.379490][ T3082]  ? rtnl_mdb_del (net/core/rtnetlink.c:6900 (discriminator 2))
[   57.379613][ T3082]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   57.379736][ T3082]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.379868][ T3082]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.379990][ T3082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.380120][ T3082]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.380248][ T3082]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   57.380373][ T3082]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   57.380499][ T3082]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.380625][ T3082]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.380753][ T3082]  ? 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))
[   57.380879][ T3082]  ? 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))
[   57.381004][ T3082]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.381129][ T3082]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.381255][ T3082]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.381380][ T3082]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   57.381504][ T3082]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   57.381630][ T3082]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   57.381754][ T3082]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   57.381879][ T3082]  ? copy_msghdr_from_user (net/socket.c:2635)
[   57.382001][ T3082]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   57.382153][ T3082]  ? move_addr_to_kernel (net/socket.c:258)
[   57.382283][ T3082]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.382407][ T3082]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   57.382531][ T3082]  ___sys_sendmsg (net/socket.c:2752)
[   57.382652][ T3082]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   57.382807][ T3082]  ? copy_msghdr_from_user (net/socket.c:2603)
[   57.382948][ T3082]  __sys_sendmsg (net/socket.c:2784)
[   57.383072][ T3082]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   57.383196][ T3082]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   57.383358][ T3082]  ? 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)
[   57.383483][ T3082]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.383607][ T3082]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.383730][ T3082]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.383853][ T3082]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.383983][ T3082]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.384138][ T3082] RIP: 0033:0x7f1c868aa08e
[   57.384274][ T3082] 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
[   57.384708][ T3082] RSP: 002b:00007ffff0960170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.384899][ T3082] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1c868aa08e
[   57.385095][ T3082] RDX: 0000000000000000 RSI: 00007ffff0960220 RDI: 0000000000000005
[   57.385280][ T3082] RBP: 00007ffff0960180 R08: 0000000000000000 R09: 0000000000000000
[   57.385464][ T3082] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10eb5e
[   57.385647][ T3082] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffff09608e0
| [   57.414940][  T164] ------------[ cut here ]------------
| [   57.415165][  T164] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: udp_tunnel_nic./164
| [   57.415469][  T164] Modules linked in: geneve netdevsim vxlan ip6_udp_tunnel udp_tunnel [last unloaded: netdevsim]
| [   57.416250][  T164] Tainted: [W]=WARN
[   57.416365][  T164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.416552][  T164] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   57.416745][  T164] 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 a8 cc 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 a8 cc f0 ff       	call   0xfffffffffff0cce4
  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 a8 cc f0 ff       	call   0xfffffffffff0ccba
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   57.417323][  T164] RSP: 0018:ffa00000007f7728 EFLAGS: 00010286
[   57.417510][  T164] RAX: 00000000ffffffa6 RBX: ff1100000b2ebb40 RCX: 1ff40000000feeab
[   57.417731][  T164] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b2ebbf0
[   57.417960][  T164] RBP: ff1100000ea72000 R08: 1fe220000165d77f R09: ff1100000c015248
[   57.418188][  T164] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   57.418414][  T164] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   57.418637][  T164] FS:  00007f4f5d563b80(0000) GS:ff110000a4a05000(0000) knlGS:0000000000000000
[   57.418903][  T164] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   57.419092][  T164] CR2: 00005634b211e040 CR3: 000000000d6b7002 CR4: 0000000000771ef0
[   57.419320][  T164] PKRU: 55555554
[   57.419432][  T164] Call Trace:
[   57.419545][  T164]  <TASK>
[   57.419622][  T164]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   57.419811][  T164]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   57.420001][  T164]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   57.420153][  T164]  ? netdev_run_todo (net/core/dev.c:11703)
[   57.420308][  T164]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   57.420459][  T164]  ? 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)
[   57.420612][  T164]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[   57.420761][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.420916][  T164]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   57.421068][  T164] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[   57.421227][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.421378][  T164] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[   57.421566][  T164] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[   57.421753][  T164] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[   57.421912][  T164]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[   57.422099][  T164]  bus_remove_device (drivers/base/bus.c:657)
[   57.422254][  T164]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[   57.422403][  T164]  ? device_remove_file (drivers/base/core.c:3073)
[   57.422556][  T164]  device_del (drivers/base/core.c:3895)
[   57.422671][  T164]  ? __device_link_del (./include/linux/kobject.h:89)
[   57.422824][  T164]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[   57.423045][  T164]  device_unregister (drivers/base/core.c:3936)
[   57.423194][  T164] del_device_store (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:244) netdevsim
[   57.423388][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/linux/rcupdate.h:1181 (discriminator 2) fs/sysfs/file.c:24 (discriminator 2))
[   57.423537][  T164]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:57) netdevsim
[   57.423723][  T164]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[   57.423879][  T164]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[   57.424030][  T164]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[   57.424179][  T164]  ? kernfs_ops (fs/kernfs/file.c:128)
[   57.424295][  T164]  new_sync_write (fs/read_write.c:595)
[   57.424448][  T164]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   57.424597][  T164]  ? new_sync_read (./include/linux/ioprio.h:41)
[   57.424746][  T164]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   57.424899][  T164]  ? ksys_write (fs/read_write.c:740)
[   57.425052][  T164]  vfs_write (fs/read_write.c:688)
[   57.425167][  T164]  ksys_write (fs/read_write.c:740)
[   57.425285][  T164]  ? __ia32_sys_read (fs/read_write.c:724)
[   57.425434][  T164]  ? 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)
[   57.425583][  T164]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   57.425734][  T164]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   57.425889][  T164]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   57.426038][  T164]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   57.426189][  T164]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.426377][  T164] RIP: 0033:0x7f4f5d5d508e
[   57.426531][  T164] 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
[   57.427080][  T164] RSP: 002b:00007ffc17316050 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[   57.427311][  T164] RAX: ffffffffffffffda RBX: 00007f4f5d757580 RCX: 00007f4f5d5d508e
[   57.427533][  T164] RDX: 0000000000000004 RSI: 00005634ecc19270 RDI: 0000000000000001
[   57.427756][  T164] RBP: 00007ffc17316060 R08: 0000000000000000 R09: 0000000000000000
[   57.427985][  T164] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000004


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:__vxlan_dev_create
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:netdev_features_change:ethnl_set_features
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:vxlan_netdevice_event:notifier_call_chain:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:netif_close_many_and_unlock:unregister_netdevice_many_notify
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_link:netdev_upper_dev_link
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:unregister_netdevice_queue:nsim_destroy:__nsim_dev_port_del
rtmsg_ifinfo_build_skb:rtnetlink_event:notifier_call_chain:__netdev_upper_dev_unlink:netdev_upper_dev_unlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:rtnl_dellink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:nsim_init_netdevsim:nsim_create
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:rtnl_dellink:rtnetlink_rcv_msg:netlink_rcv_skb
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:vxlan_netdevice_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create