Intel here. ----------------------------------------------------------- Booting firmware unaware kernel motherboard firmware shows: cat /proc/cpuinfo | grep code microcode : 0x39... -------------------------------------------- When booting firmware updated kernel here's: cat /proc/cpuinfo | grep code microcode : 0xda... -------------------------------------------------------------------------------- When booting with grub firmware aware configuration, signature turns to be from motherboard. ----------------------------- ll /lib/firmware/intel-ucode/ total 104 -rw-r--r-- 1 root root 104448 mai 8 19:46 06-5e-03 as one file is enough, the one working with firmware updated kernel. ------------------------- ll /boot/early_ucode.cpio -rw-r--r-- 1 root root 105472 mai 8 19:48 /boot/early_ucode.cpio slightly bigger than the previous for some reason. ------------------ cat /boot/grub.cfg ... echo 'Loading Linux 5.6.11-gentoo-test ...' linux /boot/vmlinuz-5.6.11-gentoo-test root=/dev/sda1 ro rootfstype=ext4 resume=/dev/sda5 quiet splash=silent,theme:livecd-2007.0 console=tty1 mitigations=off nosmt mds=full mitigations=auto echo 'Loading initial ramdisk ...' initrd /boot/early_ucode.cpio ... --------------------------- emerge --info sys-boot/grub ... sys-boot/grub-2.04-r1::gentoo was built with the following: USE="-device-mapper -doc -efiemu -fonts -libzfs -mount nls -sdl (-test) -themes -truetype" ABI_X86="(64)" GRUB_PLATFORMS="-coreboot -efi-32 -efi-64 -emu -ieee1275 -loongson -multiboot pc -qemu -qemu-mips -uboot -xen -xen-32 -xen-pvh" CFLAGS="" CXXFLAGS="-march=skylake -mtune=skylake -O2 -pipe" FEATURES="sandbox news pid-sandbox parallel-fetch preserve-libs ipc-sandbox userfetch distlocks qa-unresolved-soname-deps ebuild-locks binpkg-logs merge-sync network-sandbox unmerge-logs assume-digests multilib-strict unknown-features-warn userpriv binpkg-docompress protect-owned strict usersandbox config-protect-if-modified fixlafiles sfperms usersync binpkg-dostrip split-elog unmerge-orphans" LDFLAGS="" ... Maybe I'm missing something, but I really can't see where it can be... Thks 4 ur attention Reproducible: Always
What was the problem?
