Can confirm this happened also on a thinkpad T490s upgrade from 19.10 to 20.04 . The xserver-zxrg-video-intel purge solved the issue.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1864778 Title: Intel Drivers Artifacts after Mesa-Dev Update To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1864778/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
