Messages in this thread |  | | Date | Wed, 22 Feb 2023 11:09:51 +0100 | From | Borislav Petkov <> | Subject | Re: x86: AMD Zen2 ymm registers rolling back |
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On Wed, Feb 22, 2023 at 09:38:09AM +0000, Andrew Cooper wrote: > This sounds suspiciously like an errata which was fixed with a ucode > update last year.
Yes, it looks like it.
Alternatively, you can try booting with "clearcpuid=xsaves" - that should take care of your observation too but yeah, you should rather update your microcode.
HTH.
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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