If the mouse pointer is moving then Xorg is working fine. The rest of the shell being frozen means it is the 'gnome-shell' process that is frozen.
** Tags added: bionic ** Package changed: xorg (Ubuntu) => gnome-shell (Ubuntu) ** Summary changed: - x session freezes randomly + Gnome Shell freezes randomly -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1807534 Title: Gnome Shell freezes randomly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1807534/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs