I was using linux-image-5.8.0-55-generic:amd64 - this kernel still has the issues. Reverting to 5.8.0-48 removes the issues. Changing to the 5.4 kernel (latest) also removes the issues
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1924624 Title: After upgrade to kernel 5.8.0-49/50 with Intel Gen7 (Haswell/Ivy Bridge/Bay Trail) graphics a lot of glitches render screen unusable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1924624/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs