Thanks for testing! The issue you are seeing looks very similar to https://github.com/intel/Intel-Linux-Processor-Microcode-Data- Files/issues/24 except that in that report, version 0xca was also problematic.
** Bug watch added: github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/issues #24 https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/issues/24 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1883002 Title: intel-ucode 20200609: hangs on Whiskey Lake To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/intel-microcode/+bug/1883002/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs