I found the bug with my main computer which has an AMD gpu. I can reproduce the bug with the PC I'm using to connect with SSH. I just need to hold F11 down on Firefox. That PC has a nVidia gpu, so I guess the problem is gpu vendor independent.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1749779 Title: System freeze when going back and forth fullscreen mode with Firefox Status in gnome-shell package in Ubuntu: Incomplete Bug description: Use Ubuntu 17.10 Open a Wayland session Start Firefox Press F11 repeatedly --> The System freezes ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: gnome-shell 3.26.2-0ubuntu0.1 ProcVersionSignature: Ubuntu 4.13.0-32.35-generic 4.13.13 Uname: Linux 4.13.0-32-generic x86_64 ApportVersion: 2.20.7-0ubuntu3.7 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Thu Feb 15 20:09:27 2018 DisplayManager: gdm3 InstallationDate: Installed on 2017-10-02 (135 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170926) ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=fr_FR.UTF-8 SHELL=/bin/bash SourcePackage: gnome-shell UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1749779/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

