Messages in this thread |  | | Date | Wed, 22 Feb 2023 09:38:09 +0000 | Subject | Re: x86: AMD Zen2 ymm registers rolling back | From | Andrew Cooper <> |
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On 22/02/2023 9:14 am, Borislav Petkov wrote: > On Wed, Feb 22, 2023 at 09:33:19AM +0100, Borislav Petkov wrote: >> It probably doesn't matter all too much but which kernel are you running >> this on? >> >> Latest and greatest I hope... > Also, what does > > $ grep microcode /proc/cpuinfo | uniq > > say?
This sounds suspiciously like an errata which was fixed with a ucode update last year.
Check that you are up to date with ucode. If you are, perhaps the fix needs another look at...
~Andrew
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