Thanks. I've reassigned this to the kernel because that video shows the problem happening before mutter/gnome-shell is even running.
** Summary changed: - [HP 120-1100eo API] Screen flickering white vertical lines + [HP 120-1100eo API] Screen flickering white horizontal lines ** Package changed: mutter (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Status: Incomplete => New ** Summary changed: - [HP 120-1100eo API] Screen flickering white horizontal lines + [HP 120-1100eo AIO] Screen flickering white horizontal lines ** Package changed: linux (Ubuntu) => linux-hwe-5.11 (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1939173 Title: [HP 120-1100eo AIO] Screen flickering white horizontal lines To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-hwe-5.11/+bug/1939173/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs