======================================
| WAIT TIMEOUT stdout
| [   14.946456][  T223] ------------[ cut here ]------------
| [   14.947074][  T223] kernel BUG at net/core/net-sysfs.c:2246!
| [   14.947599][  T223] Oops: invalid opcode: 0000 [#1] SMP KASAN
[   14.948420][  T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.948697][  T223] RIP: 0010:netdev_release (net/core/net-sysfs.c:2246 net/core/net-sysfs.c:2242)
[   14.948935][  T223] Code: 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 20 48 8b bb d8 fa ff ff e8 9c 30 d8 fe 48 89 ef 5b 5d e9 62 3d d8 fe 90 <0f> 0b e8 0a 14 df fe eb bc e8 63 14 df fe eb d9 90 f3 0f 1e fa 0f
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 fc                	add    %bh,%ah
   4:	ff                   	lcall  (bad)
   5:	df 48 89             	fisttps -0x77(%rax)
   8:	fa                   	cli
   9:	48 c1 ea 03          	shr    $0x3,%rdx
   d:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
  11:	75 20                	jne    0x33
  13:	48 8b bb d8 fa ff ff 	mov    -0x528(%rbx),%rdi
  1a:	e8 9c 30 d8 fe       	call   0xfffffffffed830bb
  1f:	48 89 ef             	mov    %rbp,%rdi
  22:	5b                   	pop    %rbx
  23:	5d                   	pop    %rbp
  24:	e9 62 3d d8 fe       	jmp    0xfffffffffed83d8b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	e8 0a 14 df fe       	call   0xfffffffffedf143b
  31:	eb bc                	jmp    0xffffffffffffffef
  33:	e8 63 14 df fe       	call   0xfffffffffedf149b
  38:	eb d9                	jmp    0x13
  3a:	90                   	nop
  3b:	f3 0f 1e fa          	endbr64
  3f:	0f                   	.byte 0xf

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	e8 0a 14 df fe       	call   0xfffffffffedf1411
   7:	eb bc                	jmp    0xffffffffffffffc5
   9:	e8 63 14 df fe       	call   0xfffffffffedf1471
   e:	eb d9                	jmp    0xffffffffffffffe9
  10:	90                   	nop
  11:	f3 0f 1e fa          	endbr64
  15:	0f                   	.byte 0xf
[   14.949681][  T223] RSP: 0018:ffffc90000677ad0 EFLAGS: 00010297
[   14.949942][  T223] RAX: 0000000000000000 RBX: ffff888008b5a658 RCX: ffffffffb78a3b51
[   14.950243][  T223] RDX: 1ffff1100116b4c7 RSI: ffffffffb7c5d540 RDI: ffff888008b5a638
[   14.950536][  T223] RBP: ffff888008b5a000 R08: 0000000000000001 R09: ffffed100116b4d2
[   14.950841][  T223] R10: ffff888008b5a693 R11: ffffc900006777e8 R12: ffff888008b70e00
[   14.951162][  T223] R13: 0000000000000000 R14: dead000000000122 R15: dead000000000100
[   14.951477][  T223] FS:  00007fc70a486000(0000) GS:ffff88807c923000(0000) knlGS:0000000000000000
[   14.951861][  T223] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   14.952162][  T223] CR2: 000055cc7b2684e8 CR3: 0000000009a0f005 CR4: 0000000000772ef0
[   14.952483][  T223] PKRU: 55555554
[   14.952641][  T223] Call Trace:
[   14.952795][  T223]  <TASK>
[   14.952902][  T223]  device_release (drivers/base/core.c:2570)
[   14.953126][  T223]  kobject_cleanup (lib/kobject.c:693)
[   14.953337][  T223]  netdev_run_todo (./include/linux/list.h:381 net/core/dev.c:11670)
[   14.953539][  T223]  ? generic_xdp_install (net/core/dev.c:11630)
[   14.953750][  T223]  ? unregister_netdevice_many (net/core/dev.c:12241)
[   14.953952][  T223]  ? rtnl_net_dev_lock (net/core/dev.c:2147)
[   14.954161][  T223]  ? rtnl_net_dev_lock (net/core/dev.c:2147)
[   14.954369][  T223]  unregister_netdev (net/core/dev.c:12456)
[   14.954579][  T223]  virtnet_remove (drivers/net/virtio_net.c:7884 drivers/net/virtio_net.c:8341)
[   14.954798][  T223]  virtio_dev_remove (drivers/virtio/virtio.c:378)
[   14.955019][  T223]  device_release_driver_internal (drivers/base/dd.c:1276 drivers/base/dd.c:1297)
[   14.955280][  T223]  ? sysfs_file_ops (fs/sysfs/file.c:135)
[   14.955485][  T223]  unbind_store (drivers/base/bus.c:245)
[   14.955647][  T223]  kernfs_fop_write_iter (fs/kernfs/file.c:88 fs/kernfs/file.c:356)
[   14.955833][  T223]  vfs_write (fs/read_write.c:594 fs/read_write.c:686)
[   14.955989][  T223]  ? kernel_write (fs/read_write.c:667)
[   14.956186][  T223]  ? lock_vma_under_rcu (mm/mmap_lock.c:259)
[   14.956405][  T223]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   14.956635][  T223]  ksys_write (fs/read_write.c:738)
[   14.956791][  T223]  ? __ia32_sys_read (fs/read_write.c:728)
[   14.957001][  T223]  ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:143 ./include/linux/mmap_lock.h:182 arch/x86/mm/fault.c:1338)
[   14.957223][  T223]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   14.957434][  T223]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   14.957696][  T223] RIP: 0033:0x7fc70a586257
[   14.957931][  T223] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0f 00                	(bad)
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 01 00 00 00       	mov    $0x1,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[   14.958692][  T223] RSP: 002b:00007fff9e3c7e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   14.959021][  T223] RAX: ffffffffffffffda RBX: 00007fc70a682780 RCX: 00007fc70a586257
[   14.959309][  T223] RDX: 0000000000000008 RSI: 000055cc7b2674e0 RDI: 0000000000000001
[   14.959618][  T223] RBP: 0000000000000008 R08: 0000000000000003 R09: 0000000000000077
[   14.959892][  T223] R10: 0000000000000063 R11: 0000000000000246 R12: 0000000000000008


Finger prints:
netdev_release:device_release:kobject_cleanup:netdev_run_todo:unregister_netdev