This has been resolved for me. I have not been experiencing any lid closing related lockups for the last half a year.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1775945 Title: Lenovi X1 Carbon regularly has frozen lock- or dark screen after closing lid To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1775945/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs