Thanks. That log is a little bit confusing because it starts on 7 Mar and ends on 6 Mar. Clearly the time zone changed. Regardless, it looks like the same problem again (with incorrect timestamp):
Mar 06 20:44:52 gnome-shell[8104]: Window manager warning: MetaSyncRing: Sync object is not ready -- were events handled properly? Mar 06 20:44:52 gnome-shell[8104]: Window manager warning: MetaSyncRing: Sync object is not ready -- were events handled properly? Coincidentally, a fix has been proposed upstream that looks very encouraging: https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1754 Once it is accepted into GNOME 40 it will also be backported to 3.38. ** Summary changed: - [nvidia] gnome-shell freezes randomly + [nvidia] gnome-shell freezes randomly with "Window manager warning: MetaSyncRing: Sync object is not ready -- were events handled properly?" ** Changed in: mutter (Ubuntu) Importance: Undecided => High ** Changed in: mutter (Ubuntu) Status: Incomplete => Triaged ** Tags added: performance -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1912246 Title: [nvidia] gnome-shell freezes randomly with "Window manager warning: MetaSyncRing: Sync object is not ready -- were events handled properly?" To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/1912246/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs