I discovered that this might be related to the fact that my machine has no swap after the upgrade. I added swap again and will report back if the issue is resolved or now.
** Changed in: linux (Ubuntu) Status: Triaged => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1687952 Title: Hard lockups after resume since the zesty upgrade (x250) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1687952/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs