PS, #dmesg | grep microcode # returns nothing on the ubuntu hwe-edge kernel with mitigations=off (=problematic ucode otherwise loaded)
Actually, is the microcode loaded at all? # cat /sys/devices/system/cpu/cpu0/microcode/version cat: /sys/devices/system/cpu/cpu0/microcode/version: No such file or directory # uname -a Linux mmm-U2442 5.0.0-15-generic #16~18.04.1-Ubuntu SMP Tue May 7 14:17:37 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux root@mmm-U2442:~# dmesg |grep -i microcode # apt list --installed |grep microcode amd64-microcode/bionic-updates,now 3.20180524.1~ubuntu0.18.04.2 amd64 [installed,automatic] intel-microcode/bionic-security,bionic-updates,now 3.20190514.0ubuntu0.18.04.2 amd64 [installed,automatic] # cat /proc/cmdline BOOT_IMAGE=/vmlinuz-5.0.0-15-generic root=UUID=XXX ro rootflags=subvol=@ubuntu ro kaslr resume=/dev/mapper/swapDevice mem_sleep_default=deep dm_mod.use_blk_mq=1 acpi_osi=Linux acpi_backlight=vendor dis_ucode_ldr mitigations=off -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1829620 Title: intel-microcode on ASUS makes kernel stuck during loading initramfs on bionic-updates, bionic-security To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/intel-microcode/+bug/1829620/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
