> Please provide the following dump:
>   #btrfs ins dump-tree -b 18446744073709551610 /dev/loop0p3
>
> I'm wondering why write-time tree-check didn't catch it.
>
> Thanks,
> Qu

I get:

root@debug:~# btrfs ins dump-tree -b 18446744073709551610 /dev/loop0p3
btrfs-progs v5.7 
ERROR: tree block bytenr 18446744073709551610 is not aligned to sectorsize 4096

We have an unusual partition table due to an hardware (cpu) requirement.
This might be the source of this error?

Disk /dev/loop0: 40763392 sectors, 19.4 GiB
Sector size (logical/physical): 512/512 bytes
Disk identifier (GUID): A18E4543-634A-4E8C-B55D-DA1E217C4D98
Partition table holds up to 24 entries
Main partition table begins at sector 2 and ends at sector 7
First usable sector is 8, last usable sector is 40763384
Partitions will be aligned on 8-sector boundaries
Total free space is 0 sectors (0 bytes)

Number  Start (sector)    End (sector)  Size       Code  Name
   1               8           32775   16.0 MiB    8300  
   2           32776          237575   100.0 MiB   8300  
   3          237576        40763384   19.3 GiB    8300  




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