HWE Kernel in xenial-testing resolves the issue as well /proc/version_signature Ubuntu 4.13.0-39.44~16.04.1-generic 4.13.16 /proc/cmdline BOOT_IMAGE=/@/boot/vmlinuz-4.13.0-39-generic root=UUID=7dcb6f6f-1069-4315-a421-0d60fffecef9 ro rootflags=subvol=@ dmesg -t | grep -i microcode microcode: microcode updated early to revision 0x2d, date = 2018-02-07 microcode: sig=0x206a7, pf=0x2, revision=0x2d microcode: Microcode Update Driver: v2.2.
-- 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