Also, your Xorg log shows the mouse "BM30X mouse" repeatedly disconnecting and reconnecting, which may cause the whole screen to freeze briefly because it is in Xorg. Please try removing that mouse from the machine and tell us if that fixes the bug.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1827791 Title: Dell XPS 13 9380 - Screen and input freezes / hangs temporarily To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1827791/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs