It turned out to be a weird interaction with mesa. Upgrading from mesa 21.0.1 included in the main repo to 21.0.3 resolves the problem.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1922955 Title: Screen artifacts on recent amd gpu with kernel > 5.11.0-11 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1922955/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
