Looks like the root cause for the issue was a backlevel bootloader from 2022. I updated the bootloader and now it seems to work.
I was able to finish the installation two times on a SSD. Unfortunately I still have no success on the M2 SSD which is included in my RPi4 Argon1 case ![Mad :x]()
Code:
BOOTLOADER: update available CURRENT: Tue Apr 26 10:24:28 UTC 2022 (1650968668) LATEST: Wed Jan 11 17:40:52 UTC 2023 (1673458852) RELEASE: default (/lib/firmware/raspberrypi/bootloader-2711/default) Use raspi-config to change the release.

Statistics: Posted by framp — Sat Apr 27, 2024 1:05 pm