This is a similar thread on Arch Linux: https://bugs.archlinux.org/task/57511
Includes the comment: "Wasn't the 20180108 microcode update retracted because of issues? Maybe we should downgrade back to 20171117." There is no 20180108 download available at Intel now: https://downloadcenter.intel.com/download/27591/Linux-Processor-Microcode-Data-File?product=84984 Looks like the latest one is messed up too - at least for some processors. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1759920 Title: intel-microcode 3.20180312.0 causes lockup at login screen(w/ linux- image-4.13.0-37-generic) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/intel-microcode/+bug/1759920/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs