I have the same issue, an automatic upgrade to 4.13.0-30-generic and now I can't boot. Just kernel panics right away. If I boot with 4.10.0 it works fine. I'm also attaching a screenshot of my kernel panic message.
** Attachment added: "2018-01-18 20.16.06.jpg" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1742675/+attachment/5039232/+files/2018-01-18%2020.16.06.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1742675 Title: after upgrade to linux-image-extra-4.13.0-26-generic the system does not start at all To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1742675/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs