bug#79752: Feature suggestion: detect partition tables with sector-size mismatch

On Sat, Nov 01, 2025 at 10:06:09PM +0100, Samuel Plavec wrote:
> Package: parted
> Severity: wishlist
> 
> Hello,
> 
> I would like to suggest a new feature. In the case parted couldn't
> recognize the partition table on a disk, I think it would be helpful
> if parted attempted to check whether the partition table didn't assume
> a sector size different from the sector size that the disk currently
> uses.
> 
> The context is that I recently ran into an issue when I accidentally
> partitioned a disk with a logical sector size of 4096 bytes, and then
> tried to read it with a logical sector size of 512 bytes. (This was
> because of a USB--SATA adapter acting strangely. Physical sector size
> of the disk is 4096 bytes.) When I tried diagnosing this issue using
> parted, it didn't recognize the partition table, which created a false
> impression that the data could have become corrupted.
> 
> (This issue is not particularly uncommon; when I finally learned what
> was its cause, I could find several posts online describing exactly
> the same problem.)

Thanks, I'm not sure how we would be able to detect this. But this kind
of discussion belongs on the parted-devel mailing list, not the bug
tracker.

https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/parted-devel

Brian

-- 
Brian C. Lane (PST8PDT) - weldr.io - lorax - parted - pykickstart