ssh_exit_code=255


=== serial log grep ===
[   33.439505] WARNING: CPU: 2 PID: 14617 at block/holder.c:145 bd_unlink_disk_holder+0x312/0x470
[   33.446561] RIP: 0010:bd_unlink_disk_holder+0x312/0x470
[   33.480387] WARNING: CPU: 0 PID: 14618 at block/holder.c:84 bd_link_disk_holder+0x573/0x800
[   33.481989] RIP: 0010:bd_link_disk_holder+0x573/0x800
[   33.482040]  dm_setup_md_queue+0x22b/0x4f0
[   33.482053]  ? __pfx_dm_setup_md_queue+0x10/0x10
[   33.535819] BUG: KASAN: slab-use-after-free in dm_setup_md_queue+0x458/0x4f0
[   33.548209]  ? dm_setup_md_queue+0x458/0x4f0
[   33.550160]  ? dm_setup_md_queue+0x458/0x4f0
[   33.551230]  dm_setup_md_queue+0x458/0x4f0
[   33.553313]  ? __pfx_dm_setup_md_queue+0x10/0x10
[   33.650250] BUG: unable to handle page fault for address: 00303a37000001fb
[   33.654755] Oops: 0002 [#1] PREEMPT SMP KASAN NOPTI
[   33.682485]  bd_link_disk_holder+0x86/0x800
[   33.683585]  dm_setup_md_queue+0x22b/0x4f0
[   33.684652]  ? __pfx_dm_setup_md_queue+0x10/0x10
