Here is the output of "dmesg | microcode:" obtained from Ubuntu 20.04 live USB disk:
--8<-- [ 0.000000] microcode: microcode updated early to revision 0xd6, date = 2019-10-03 [ 1.177905] microcode: sig=0x406e3, pf=0x80, revision=0xd6 [ 1.177938] microcode: Microcode Update Driver: v2.2. -->8-- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1882890 Title: Cannot boot initrd.img-4.15.0-106-generic on Ubuntu 16.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1882890/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs