(In reply to Robby Engelmann from comment #17) > two questions: > > 1. I only need to pick the rpm and install it via rpm -i ? Usually yes. In doubt, rebuild initrd manually (e.g. call mkinitrd). > 2. how can I recover the system, if it still does not work (without > reinstalling my whole system) You can skip ucode loading by passing dis_ucode_ldr boot option, as mentioned in comment 13. > then I will give it a try....