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Tue, 20 Oct 2026 18:09:45 +0000 Message-ID: <176cd1cd-a3e2-42a3-96f0-6878682111c3@intel.com> Date: Tue, 20 Oct 2026 11:09:37 -0700 User-Agent: Mozilla Thunderbird From: "Chang S. 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Bae wrote: > > * GNR98 currently describes loading 0x1000405 itself is unsafe, but it > will be updated to say okay with that. I will watch out the GNR98 > changes. The erratum documentation [*] appears to have been updated since last week. GNR98 now describes correctly: ... Due to this erratum, an Early OS Microcode Update from a microcode version earlier than 0x1000405 to a release _after_ 0x1000405 may result in a Machine Check Error (MCE). [*] https://www.intel.com/content/www/us/en/content-details/835486/intel-xeon-6900-6700-6500-series-processors-with-p-cores-specification-update.html Thanks, Chang