I'll note https://bugs.launchpad.net/ubuntu/+source/sddm/+bug/1865837 "Lubuntu 20.04 qa-test install; flashing at sddm greeter when mouse at top panel (pre-login)"
which reads very similar, maybe even same cause (similar pattern at least in flashing), but occurs different positions on the screen. This was not the duplicate I'm hunting for... ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1895905 Title: lubuntu groovy; flashing of sddm greeter To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1895905/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs