Verified on Cosmic that mutter version 3.30.2-1~ubuntu.18.10.3 does NOT fix the problem.
** Attachment added: "Proof of installation; proof of bug." https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1767648/+attachment/5235249/+files/Screenshot%20from%202019-02-01%2021-16-19.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1767648 Title: Top bar and shell dialogs are not displayed properly when zoom is enabled To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1767648/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs