Been affected by this bug on Thinkpad T560 w/ i915 since mid September (2020). I have been using -proposed over the last few days. So far, it seems to have fixed the issue for me, the "interference lines" have not reoccurred since.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1896091 Title: [i915] Noise-like lines of graphics corruption when moving windows in Xorg sessions To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1896091/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs