On Thu, Apr 18, 2024 at 09:00:15AM +0200, Hannes Reinecke wrote: > max_sectors can be modified via sysfs, but only in kb units. Yes. > Which leads to a misalignment on stacked devices if the original > max_sector size is an odd number. How? Note that we really should not stack max_sectors anyway, as it's only used for splitting in the lower device to start with.