I've seen the same issue with focal and System76 Stable PPA's 460.32.03-1pop0~1611601564~20.04~11a4029~dev nvidia packaging. All text was corrupted after waking from suspend but it has only occurred once so far.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1876632 Title: [nvidia] Corrupted shell textures when switching users or resuming from suspend To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1876632/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs