Damn that’s hardcore, gonna go ahead and assume you’ve already exhausted all troubleshooting options then xD

Idk what wm/de you’re using, but disabling gpu acceleration in steam fixed this for me in hyprland

This is an ad that promotes a tool to keep your system up to date, no actual patches or risks are mentioned…

For the OP, in case you go for zfs, don’t forget to create a cron job for scrubbing, truenas has support for this built in. It repairs things like bit rot, should they occur.