No issues noticed on Ideapad with Core i3-6006U (06-4e-03) and current stable kernel-5.6.18-300.fc32.x86_64. Microcode revision changed from 0xd6 to 0xdc and output of /sys/devices/system/cpu/vulnerabilities/srbds from "Vulnerable: No microcode" to "Mitigation: Microcode".
Intel identified an issue when OS loading microcode update revision 0xDC for cpuid 406E3 and 506E3. The microcode update has been reverted to revision 0xD6. This issue does not affect the microcode update when loaded from BIOS.
This update has been submitted for testing by aarapov.
This update's test gating status has been changed to 'waiting'.
This update's test gating status has been changed to 'ignored'.
Update working as expected on 06-8e-09 -- new microcode is applied at boot after running dracut
Is there a reason the microcode_ctl update doesn't automatically run dracut?
@klaas, you can have a look at the last 3 comments in this bug for explanation and an answer to your question: https://bugzilla.redhat.com/show_bug.cgi?id=1616433
Some users reported system hangs on Skylake CPUs: https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/issues/31
SUSE: https://bugzilla.suse.com/show_bug.cgi?id=1172856
Please test this update carefully before adding +1 karma.
Setting -1 to disable autopush to stable.
Ubuntu: https://bugs.launchpad.net/ubuntu/+source/intel-microcode/+bug/1882943
Arch Linux: https://bugs.archlinux.org/task/66978
This update has been pushed to testing.
Bodhi is disabling automatic push to stable due to negative karma. The maintainer may push manually if they determine that the issue is not severe.
Works.
This update can be pushed to stable now if the maintainer wishes
No regressions on T480/T480s.
No regressions found
Seems OK on T470s
No issues noticed on Ideapad with Core i3-6006U (06-4e-03) and current stable kernel-5.6.18-300.fc32.x86_64. Microcode revision changed from 0xd6 to 0xdc and output of /sys/devices/system/cpu/vulnerabilities/srbds from "Vulnerable: No microcode" to "Mitigation: Microcode".
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/issues/31#issuecomment-644885826
BTW, Intel has released the microcode-20200616 update.
This update has been obsoleted by microcode_ctl-2.1-39.fc32.