Turns out I'm only seeing it with google-chrome. Tried firefox, and a terminal, using the same reproducer, and it didn´t happen.
** Attachment added: "chrome-mutter-44.1.webm" https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/2020225/+attachment/5675428/+files/chrome-mutter-44.1.webm -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2020225 Title: Update mutter to 44.1 Status in mutter package in Ubuntu: Fix Released Status in mutter source package in Lunar: Fix Committed Bug description: Impact ------ There is a new bugfix release in the stable 44 series. https://gitlab.gnome.org/GNOME/mutter/-/blob/44.1/NEWS This is also a prerequisite to update gnome-shell to 44.1 (LP: #2020277) Test Case --------- Complete the test case from https://wiki.ubuntu.com/DesktopTeam/TestPlans/Mutter What Could Go Wrong ------------------- Mutter is an essential component of the default Ubuntu desktop and for the desktop used by Ubuntu Budgie. A severe enough bug could mean that people are unable to use their desktop version of Ubuntu. Smaller bugs could interrupt people's workflows. mutter is part of GNOME Core and is included in the GNOME micro release exception https://wiki.ubuntu.com/StableReleaseUpdates/GNOME To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/2020225/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp