======================================
| xx__-> [    8.602391][  T128] ------------[ cut here ]------------
| [    8.602649][  T128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: devlink.sh/128
| [    8.603024][  T128] Modules linked in: netdevsim
| [    8.603589][  T128] Tainted: [W]=WARN
[    8.603712][  T128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.603916][  T128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.604140][  T128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.604750][  T128] RSP: 0018:ffa0000000667500 EFLAGS: 00010286
[    8.604961][  T128] RAX: 00000000ffffffa6 RBX: ff11000004c22940 RCX: 1ff40000000cce66
[    8.605222][  T128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c229f0
[    8.605463][  T128] RBP: ff110000092da000 R08: 1fe220000098453f R09: ff1100000b77af48
[    8.605705][  T128] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.606075][  T128] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000092da000
[    8.606329][  T128] FS:  00007feb1de5f740(0000) GS:ff11000089f3b000(0000) knlGS:0000000000000000
[    8.606613][  T128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.606939][  T128] CR2: 00005585dcfd6328 CR3: 000000000cef8002 CR4: 0000000000771ef0
[    8.607303][  T128] PKRU: 55555554
[    8.607425][  T128] Call Trace:
[    8.607546][  T128]  <TASK>
[    8.607631][  T128]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.607801][  T128]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.607924][  T128]  register_netdevice (net/core/dev.c:11488)
[    8.608099][  T128]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.608415][  T128]  ? __debugfs_create_file (fs/debugfs/inode.c:412 fs/debugfs/inode.c:452)
[    8.608594][  T128] nsim_init_netdevsim (drivers/net/netdevsim/netdev.c:1069) netdevsim
[    8.608915][  T128] nsim_create (drivers/net/netdevsim/netdev.c:1151) netdevsim
[    8.609207][  T128] __nsim_dev_port_add (drivers/net/netdevsim/dev.c:1509) netdevsim
[    8.609410][  T128]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    8.609573][  T128]  ? nsim_dev_get_vfs (drivers/net/netdevsim/dev.c:65) netdevsim
[    8.609774][  T128]  ? 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))
[    8.610053][  T128]  ? static_obj (kernel/locking/lockdep.c:858)
[    8.610180][  T128]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.610458][  T128]  ? nsim_dev_hwstats_init (./include/linux/workqueue.h:713 ./include/linux/workqueue.h:855 drivers/net/netdevsim/hwstats.c:439) netdevsim
[    8.610781][  T128] nsim_drv_probe (drivers/net/netdevsim/dev.c:1570 drivers/net/netdevsim/dev.c:1731) netdevsim
[    8.610952][  T128]  call_driver_probe (drivers/base/dd.c:629)
[    8.611234][  T128]  really_probe (drivers/base/dd.c:709)
[    8.611511][  T128]  ? driver_probe_device (drivers/base/dd.c:135)
[    8.611674][  T128]  __driver_probe_device (drivers/base/dd.c:871)
[    8.611953][  T128]  driver_probe_device (drivers/base/dd.c:901)
[    8.612120][  T128]  __device_attach_driver (drivers/base/dd.c:1029)
[    8.612399][  T128]  bus_for_each_drv (drivers/base/bus.c:500)
[    8.612559][  T128]  ? bus_find_device_reverse (drivers/base/bus.c:442)
[    8.612723][  T128]  __device_attach (drivers/base/dd.c:1101)
[    8.612882][  T128]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.613047][  T128]  ? __driver_attach_async_helper (drivers/base/dd.c:1172 (discriminator 1))
[    8.613366][  T128]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.613526][  T128]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:169 (discriminator 1) kernel/locking/spinlock.c:190 (discriminator 1))
[    8.613845][  T128]  device_initial_probe (drivers/base/dd.c:1156)
[    8.614011][  T128]  bus_probe_device (drivers/base/bus.c:613)
[    8.614295][  T128]  device_add (drivers/base/core.c:3706)
[    8.614456][  T128]  ? __fw_devlink_link_to_consumers.isra.0 (./include/linux/property.h:226 (discriminator 3))
[    8.614654][  T128]  ? __init_waitqueue_head (kernel/sched/wait.c:12)
[    8.614821][  T128]  ? pm_runtime_init (drivers/base/power/runtime.c:1859)
[    8.615110][  T128] new_device_store (drivers/net/netdevsim/bus.c:471 drivers/net/netdevsim/bus.c:191) netdevsim
[    8.615313][  T128]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.615473][  T128]  ? new_port_store (drivers/net/netdevsim/bus.c:99) netdevsim
[    8.615672][  T128]  ? 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))
[    8.615833][  T128]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[    8.615996][  T128]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[    8.616275][  T128]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[    8.616434][  T128]  ? kernfs_ops (fs/kernfs/file.c:128)
[    8.616555][  T128]  new_sync_write (fs/read_write.c:595)
[    8.616719][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.616885][  T128]  ? new_sync_read (./include/linux/ioprio.h:41)
[    8.617056][  T128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.617226][  T128]  ? ksys_write (fs/read_write.c:740)
[    8.617509][  T128]  vfs_write (fs/read_write.c:688)
[    8.617631][  T128]  ksys_write (fs/read_write.c:740)
[    8.617751][  T128]  ? __ia32_sys_read (fs/read_write.c:724)
[    8.617910][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.618076][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.618240][  T128]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.618401][  T128]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.618560][  T128]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.618718][  T128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.618915][  T128] RIP: 0033:0x7feb1ded208e
[    8.619323][  T128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.620151][  T128] RSP: 002b:00007ffecf7179f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    8.620391][  T128] RAX: ffffffffffffffda RBX: 00007feb1e054580 RCX: 00007feb1ded208e
[    8.620629][  T128] RDX: 0000000000000007 RSI: 00005585dcfd5320 RDI: 0000000000000001
[    8.620986][  T128] RBP: 00007ffecf717a00 R08: 0000000000000000 R09: 0000000000000000
[    8.621230][  T128] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000007
[    8.621466][  T128] R13: 0000000000000007 R14: 00005585dcfd5320 R15: 0000000000000000
| [    8.855856][  T137] ------------[ cut here ]------------
| [    8.856050][  T137] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/137
| [    8.856337][  T137] Modules linked in: netdevsim
| [    8.856922][  T137] Tainted: [W]=WARN
[    8.857537][  T137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.857751][  T137] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.858025][  T137] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.858530][  T137] RSP: 0018:ffa0000000627038 EFLAGS: 00010286
[    8.858739][  T137] RAX: 00000000ffffffa6 RBX: ff110000093ac340 RCX: 1ff40000000c4dcd
[    8.858985][  T137] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093ac3f0
[    8.859240][  T137] RBP: ff110000092da000 R08: 1fe220000127587f R09: ff1100000c1b8b80
[    8.859572][  T137] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[    8.859907][  T137] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[    8.860260][  T137] FS:  00007fa42e53e840(0000) GS:ff11000089ebb000(0000) knlGS:0000000000000000
[    8.860537][  T137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.860746][  T137] CR2: 0000000034d4f988 CR3: 000000000c6eb004 CR4: 0000000000771ef0
[    8.861005][  T137] PKRU: 55555554
[    8.861165][  T137] Call Trace:
[    8.861357][  T137]  <TASK>
[    8.861482][  T137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.861661][  T137]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[    8.861839][  T137]  notifier_call_chain (kernel/notifier.c:85)
[    8.862032][  T137]  netif_change_name (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1509)
[    8.862219][  T137]  ? netdev_adjacent_rename_links (net/core/dev.c:9538)
[    8.862432][  T137]  ? 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))
[    8.862617][  T137]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    8.862794][  T137]  do_setlink.isra.0 (net/core/rtnetlink.c:3186)
[    8.862987][  T137]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.863173][  T137]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.863387][  T137]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.863570][  T137]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.863746][  T137]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.863920][  T137]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.864117][  T137]  ? __kernel_text_address (kernel/extable.c:79)
[    8.864293][  T137]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.864468][  T137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.864639][  T137]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.864812][  T137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.864998][  T137]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.865203][  T137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.865383][  T137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.865571][  T137]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.865746][  T137]  ? __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)
[    8.865921][  T137]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.866118][  T137]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.866293][  T137]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.866466][  T137]  ? nla_get_range_signed (lib/nlattr.c:270)
[    8.866643][  T137]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.866819][  T137]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.867008][  T137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.867197][  T137]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.867377][  T137]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.867549][  T137]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.867722][  T137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.867899][  T137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.868087][  T137]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.868263][  T137]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.868435][  T137]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.868611][  T137]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.868811][  T137]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.869088][  T137]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.869280][  T137]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.869453][  T137]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.869695][  T137]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.869914][  T137]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.870110][  T137]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.870287][  T137]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.870462][  T137]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.870645][  T137]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.870862][  T137]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.871049][  T137]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.871234][  T137]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.871408][  T137]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.871582][  T137]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.871758][  T137]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.871945][  T137]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.872129][  T137]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.872311][  T137]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.872503][  T137]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.872731][  T137]  ? move_addr_to_kernel (net/socket.c:258)
[    8.872997][  T137]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.873256][  T137]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.873516][  T137]  ___sys_sendmsg (net/socket.c:2752)
[    8.873731][  T137]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.873952][  T137]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.874147][  T137]  __sys_sendmsg (net/socket.c:2784)
[    8.874325][  T137]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.874498][  T137]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.874712][  T137]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.874888][  T137]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.875096][  T137]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.875340][  T137]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.875516][  T137]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.875690][  T137]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.875895][  T137] RIP: 0033:0x7fa42e77808e
[    8.876098][  T137] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.876609][  T137] RSP: 002b:00007ffe24a8e6e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.876852][  T137] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa42e77808e
[    8.877108][  T137] RDX: 0000000000000000 RSI: 00007ffe24a8e790 RDI: 0000000000000003
[    8.877345][  T137] RBP: 00007ffe24a8e6f0 R08: 0000000000000000 R09: 0000000000000000
[    8.877585][  T137] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d14e
[    8.877818][  T137] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe24a8ee50
| [    8.904416][  T138] ------------[ cut here ]------------
| [    8.904593][  T138] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/138
| [    8.904831][  T138] Modules linked in: netdevsim
| [    8.905291][  T138] Tainted: [W]=WARN
[    8.905391][  T138] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.905553][  T138] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.905720][  T138] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.906185][  T138] RSP: 0018:ffa00000004f7020 EFLAGS: 00010286
[    8.906356][  T138] RAX: 00000000ffffffa6 RBX: ff11000004c22f40 RCX: 1ff400000009edca
[    8.906549][  T138] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c22ff0
[    8.906743][  T138] RBP: ff110000092da000 R08: 1fe22000009845ff R09: ff11000009db2e80
[    8.907032][  T138] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.907234][  T138] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
[    8.907434][  T138] FS:  00007f16ab820840(0000) GS:ff11000089f3b000(0000) knlGS:0000000000000000
[    8.907665][  T138] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.907827][  T138] CR2: 00007f16abaf01a0 CR3: 000000000c707006 CR4: 0000000000771ef0
[    8.908102][  T138] PKRU: 55555554
[    8.908202][  T138] Call Trace:
[    8.908304][  T138]  <TASK>
[    8.908375][  T138]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.908580][  T138]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.908678][  T138]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.908807][  T138]  __dev_notify_flags (net/core/dev.c:9787)
[    8.909021][  T138]  ? netif_change_name (net/core/dev.c:1495)
[    8.909155][  T138]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.909288][  T138]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[    8.909418][  T138]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.909563][  T138]  ? 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))
[    8.909757][  T138]  netif_change_flags (net/core/dev.c:9820)
[    8.910093][  T138]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.910302][  T138]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.910495][  T138]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.910683][  T138]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.910814][  T138]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.911018][  T138]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.911153][  T138]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.911284][  T138]  ? __kernel_text_address (kernel/extable.c:79)
[    8.911414][  T138]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.911544][  T138]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.911673][  T138]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.911840][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.912042][  T138]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.912242][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.912395][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.912523][  T138]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.912652][  T138]  ? __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)
[    8.912781][  T138]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.912911][  T138]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.913046][  T138]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.913185][  T138]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.913321][  T138]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.913453][  T138]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.913581][  T138]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.913709][  T138]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.913835][  T138]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.913971][  T138]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.914106][  T138]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.914232][  T138]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.914358][  T138]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.914484][  T138]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.914614][  T138]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.914742][  T138]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.914872][  T138]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.915005][  T138]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.915138][  T138]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.915266][  T138]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.915392][  T138]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.915522][  T138]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.915650][  T138]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.915778][  T138]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.915910][  T138]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.916040][  T138]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.916173][  T138]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.916303][  T138]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.916431][  T138]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.916563][  T138]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.916692][  T138]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.916824][  T138]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.916967][  T138]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.917108][  T138]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.917240][  T138]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.917399][  T138]  ? move_addr_to_kernel (net/socket.c:258)
[    8.917529][  T138]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.917659][  T138]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.917789][  T138]  ___sys_sendmsg (net/socket.c:2752)
[    8.917917][  T138]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.918086][  T138]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.918229][  T138]  __sys_sendmsg (net/socket.c:2784)
[    8.918358][  T138]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.918486][  T138]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.918647][  T138]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.918779][  T138]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.918907][  T138]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.919040][  T138]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.919175][  T138]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.919304][  T138]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.919463][  T138] RIP: 0033:0x7f16aba5a08e
[    8.919601][  T138] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.920083][  T138] RSP: 002b:00007ffcb306e490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.920279][  T138] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f16aba5a08e
[    8.920472][  T138] RDX: 0000000000000000 RSI: 00007ffcb306e540 RDI: 0000000000000003
[    8.920667][  T138] RBP: 00007ffcb306e4a0 R08: 0000000000000000 R09: 0000000000000000
[    8.920859][  T138] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10d14e
[    8.921056][  T138] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb306ec00
| [    9.121339][  T128] ------------[ cut here ]------------
| [    9.121736][  T128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: devlink.sh/128
| [    9.122386][  T128] Modules linked in: netdevsim
| [    9.123473][  T128] Tainted: [W]=WARN
[    9.123717][  T128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.124110][  T128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.124489][  T128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.125447][  T128] RSP: 0018:ffa00000006675a8 EFLAGS: 00010286
[    9.125813][  T128] RAX: 00000000ffffffa6 RBX: ff1100000cfdc640 RCX: 1ff40000000cce7b
[    9.126261][  T128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cfdc6f0
[    9.126679][  T128] RBP: ff110000092da000 R08: 1fe22000019fb8df R09: ff1100000b77af70
[    9.127122][  T128] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[    9.127541][  T128] R13: 0000000000000000 R14: 0000000000000000 R15: ffa0000000667698
[    9.127982][  T128] FS:  00007feb1de5f740(0000) GS:ff11000089ebb000(0000) knlGS:0000000000000000
[    9.128477][  T128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.128838][  T128] CR2: 00005585c52a38e0 CR3: 000000000cef8004 CR4: 0000000000771ef0
[    9.129284][  T128] PKRU: 55555554
[    9.129523][  T128] Call Trace:
[    9.129758][  T128]  <TASK>
[    9.130012][  T128]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.130329][  T128]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.130573][  T128]  netif_close_many (net/core/dev.c:1804)
[    9.130873][  T128]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.131199][  T128]  ? __dev_close_many (net/core/dev.c:1781)
[    9.131502][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.131811][  T128]  netif_close_many_and_unlock (net/core/dev.c:12330)
[    9.132136][  T128]  ? unregister_netdevice_many_notify (./include/linux/netdevice.h:2830 net/core/dev.c:12396)
[    9.132501][  T128]  unregister_netdevice_many_notify (net/core/dev.c:12400)
[    9.132861][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.133184][  T128]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.133489][  T128]  ? __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)
[    9.133804][  T128]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.134126][  T128]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[    9.134484][  T128]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[    9.134786][  T128]  ? netdev_run_todo (net/core/dev.c:11703)
[    9.135107][  T128]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.135410][  T128]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[    9.135714][  T128]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[    9.136035][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.136348][  T128]  ? unregister_netdevice_many (net/core/dev.c:12497)
[    9.136649][  T128] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[    9.136969][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.137284][  T128] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[    9.137654][  T128] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[    9.138039][  T128] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[    9.138355][  T128]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[    9.138724][  T128]  bus_remove_device (drivers/base/bus.c:657)
[    9.139045][  T128]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[    9.139367][  T128]  ? device_remove_file (drivers/base/core.c:3073)
[    9.139679][  T128]  device_del (drivers/base/core.c:3895)
[    9.139929][  T128]  ? __device_link_del (./include/linux/kobject.h:89)
[    9.140259][  T128]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[    9.140560][  T128]  device_unregister (drivers/base/core.c:3936)
[    9.140865][  T128] del_device_store (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:244) netdevsim
[    9.141256][  T128]  ? 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))
[    9.141560][  T128]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:57) netdevsim
[    9.141923][  T128]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[    9.142249][  T128]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[    9.142556][  T128]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[    9.142858][  T128]  ? kernfs_ops (fs/kernfs/file.c:128)
[    9.143122][  T128]  new_sync_write (fs/read_write.c:595)
[    9.143429][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.143730][  T128]  ? new_sync_read (./include/linux/ioprio.h:41)
[    9.144052][  T128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.144360][  T128]  ? ksys_write (fs/read_write.c:740)
[    9.144668][  T128]  vfs_write (fs/read_write.c:688)
[    9.144912][  T128]  ksys_write (fs/read_write.c:740)
[    9.145178][  T128]  ? __ia32_sys_read (fs/read_write.c:724)
[    9.145482][  T128]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.145784][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.146108][  T128]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.146408][  T128]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.146706][  T128]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.147027][  T128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.147395][  T128] RIP: 0033:0x7feb1ded208e
[    9.147708][  T128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.148667][  T128] RSP: 002b:00007ffecf717f50 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    9.149115][  T128] RAX: ffffffffffffffda RBX: 00007feb1e054580 RCX: 00007feb1ded208e
[    9.149542][  T128] RDX: 0000000000000005 RSI: 00005585dcfd5320 RDI: 0000000000000001
[    9.149985][  T128] RBP: 00007ffecf717f60 R08: 0000000000000000 R09: 0000000000000000
[    9.150417][  T128] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005
[    9.150841][  T128] R13: 0000000000000005 R14: 00005585dcfd5320 R15: 0000000000000000
| [    9.168868][  T128] ------------[ cut here ]------------
| [    9.169131][  T128] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: devlink.sh/128
| [    9.169425][  T128] Modules linked in: netdevsim
| [    9.170023][  T128] Tainted: [W]=WARN
[    9.170186][  T128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.170374][  T128] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.170566][  T128] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 c8 c5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c604
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 c8 c5 f0 ff       	call   0xfffffffffff0c5da
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.171100][  T128] RSP: 0018:ffa0000000667728 EFLAGS: 00010286
[    9.171288][  T128] RAX: 00000000ffffffa6 RBX: ff1100000c428c40 RCX: 1ff40000000cceab
[    9.171507][  T128] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c428cf0
[    9.171727][  T128] RBP: ff110000092da000 R08: 1fe220000188519f R09: ff1100000b77af48
[    9.171960][  T128] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.172185][  T128] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[    9.172406][  T128] FS:  00007feb1de5f740(0000) GS:ff11000089f3b000(0000) knlGS:0000000000000000
[    9.172672][  T128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.172864][  T128] CR2: 00007fa6bd801ef8 CR3: 000000000cef8001 CR4: 0000000000771ef0
[    9.173103][  T128] PKRU: 55555554
[    9.173217][  T128] Call Trace:
[    9.173329][  T128]  <TASK>
[    9.173405][  T128]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[    9.173591][  T128]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[    9.173773][  T128]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[    9.173919][  T128]  ? netdev_run_todo (net/core/dev.c:11703)
[    9.174074][  T128]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.174221][  T128]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[    9.174368][  T128]  unregister_netdevice_queue (net/core/dev.c:12497 net/core/dev.c:12309 net/core/dev.c:12299)
[    9.174514][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.174659][  T128]  ? unregister_netdevice_many (net/core/dev.c:12497)
[    9.174807][  T128] nsim_destroy (./include/linux/netdevice.h:3455 drivers/net/netdevsim/netdev.c:1193) netdevsim
[    9.174961][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.175110][  T128] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:1547) netdevsim
[    9.175298][  T128] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1561 drivers/net/netdevsim/dev.c:1785) netdevsim
[    9.175490][  T128] nsim_drv_remove (drivers/net/netdevsim/dev.c:1800) netdevsim
[    9.175638][  T128]  device_release_driver_internal (drivers/base/dd.c:1352 drivers/base/dd.c:1375)
[    9.175821][  T128]  bus_remove_device (drivers/base/bus.c:657)
[    9.175972][  T128]  ? bus_probe_device (drivers/base/bus.c:616 (discriminator 1))
[    9.176121][  T128]  ? device_remove_file (drivers/base/core.c:3073)
[    9.176275][  T128]  device_del (drivers/base/core.c:3895)
[    9.176390][  T128]  ? __device_link_del (./include/linux/kobject.h:89)
[    9.176539][  T128]  ? sysfs_file_ops (fs/sysfs/file.c:38 (discriminator 1))
[    9.176686][  T128]  device_unregister (drivers/base/core.c:3936)
[    9.176831][  T128] del_device_store (drivers/net/netdevsim/bus.c:491 drivers/net/netdevsim/bus.c:244) netdevsim
[    9.177021][  T128]  ? 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))
[    9.177176][  T128]  ? nsim_bus_dev_numvfs_show (drivers/net/netdevsim/bus.c:57) netdevsim
[    9.177361][  T128]  ? sysfs_file_kobj (./include/linux/rcupdate.h:871 ./include/linux/rcupdate.h:1181 fs/sysfs/file.c:24)
[    9.177509][  T128]  ? sysfs_kf_write (fs/sysfs/file.c:137)
[    9.177656][  T128]  kernfs_fop_write_iter (fs/kernfs/file.c:352)
[    9.177801][  T128]  ? kernfs_ops (fs/kernfs/file.c:128)
[    9.177911][  T128]  new_sync_write (fs/read_write.c:595)
[    9.178067][  T128]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.178218][  T128]  ? new_sync_read (./include/linux/ioprio.h:41)
[    9.178366][  T128]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.178537][  T128]  ? ksys_write (fs/read_write.c:740)
[    9.178687][  T128]  vfs_write (fs/read_write.c:688)
[    9.178799][  T128]  ksys_write (fs/read_write.c:740)
[    9.178910][  T128]  ? __ia32_sys_read (fs/read_write.c:724)
[    9.179059][  T128]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.179209][  T128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.179354][  T128]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.179504][  T128]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.179657][  T128]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.179804][  T128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.179987][  T128] RIP: 0033:0x7feb1ded208e
[    9.180144][  T128] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.180664][  T128] RSP: 002b:00007ffecf717f50 EFLAGS: 00000202 ORIG_RAX: 0000000000000001
[    9.180887][  T128] RAX: ffffffffffffffda RBX: 00007feb1e054580 RCX: 00007feb1ded208e
[    9.181112][  T128] RDX: 0000000000000005 RSI: 00005585dcfd5320 RDI: 0000000000000001
[    9.181331][  T128] RBP: 00007ffecf717f60 R08: 0000000000000000 R09: 0000000000000000
[    9.181555][  T128] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000005


Finger prints:
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:netif_change_name:rtnl_newlink
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:rtmsg_ifinfo:register_netdevice:nsim_init_netdevsim:nsim_create