Here is the journalctl report. Line 3144 is immediately prior to hanging GNOME.
** Attachment added: "post-freeze.txt" https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1885330/+attachment/5388456/+files/post-freeze.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1885330 Title: System unresponsive to keyboard and mouse clicks when changing screen background To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1885330/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
