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Latest Windows 2022 Server Update Causes BSODs on AMD EPYC With VBS Enabled

November 9, 2023


Neowin reports that Microsoft’s latest Windows Server 2022 update, KB5031364, is triggering blue screens of death on VMware ESXi hypervisors running on AMD’s EPYC server CPUs. Microsoft confirms that the issue is partially related to Virtualization Based Security (VBS) being enabled in Windows Server 2022, which is a feature known to cause stability issues in the past. If you’ve installed this update, Microsoft recommends disabling “Expose IOMMU to guest OS” to work around the issue.

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