From the log, the GPU driver is nvidia-560.35.03. Could you check if nvidia-driver was updated to cause this issue?
If no update of nvidia-driver, please downgrade the kernel to check if it's a kernel regression. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2101129 Title: Screen flickering on white page background To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2101129/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
