Also just in case you've found a new form of bug 2034619 please try adding this to /etc/environment:
MUTTER_DEBUG_KMS_THREAD_TYPE=user and then reboot. ** No longer affects: ubuntu -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apparmor in Ubuntu. https://bugs.launchpad.net/bugs/2039340 Title: On upgrade from 23.04 to 23.10, cannot login using Gnome or Ubuntu WM entries Status in apparmor package in Ubuntu: New Status in gnome-shell package in Ubuntu: Incomplete Bug description: Last time I hacked around a bug like this, it had portions in PAM, apparmor, Seahorse, and Gnome so this time I'd like someone more focused on broad stability to look at things. The problem is simple. Before the upgrade to 23.10, I could log in using the "Ubuntu", "Ubuntu on X.org". "Gnome", and "Gnome on X.org" WMs. Now I can't. I can still login using XFCE and TTY. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/2039340/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
