Due to a problematic patch back-ported from Linux 6.5 causing interference between EXT4 and iomap code, there’s the possibility of a data corruption bug on older kernels — most notably recent Linux 6.1 LTS point releases that can currently be found in the likes of Debian 12…

Source: Phoronix – Debian 12.3 Delayed Due To An EXT4 Data Corruption Bug Being Addressed