If you're finding that gdm is falling back to X11 and refuses to start Wayland sessions then uh make sure you haven't accidentally changed the owner of / because that results in some exceptionally weird breakage
If you have a fediverse account, you can quote this note from your own instance. Search https://nondeterministic.computer/users/mjg59/statuses/116003234107222398 on your instance and quote it. (Note that quoting is not supported in Mastodon.)
