I experience the same bug on Intel 12th gen. Please try adding kernel parameter:
i915.enable_psr=0 which has fixed it for me on a different laptop. ** Package changed: xorg (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Status: New => Incomplete ** Summary changed: - glitch on screen + Noisy screen corruption during some cursor movement -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/2007668 Title: Noisy screen corruption during some cursor movement To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2007668/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp