Comment 2 for bug 2036675

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Thomas Lamprecht (t-lamprecht) wrote (last edit ):

FYI, we solved a similar sounding issue by clearing the PKRU bit if it was set in the to-be-restored XSAVE blob, but not available in the current vCPU feature flags:

https://git.proxmox.com/?p=pve-kernel.git;a=blob;f=patches/kernel/0008-kvm-xsave-set-mask-out-PKRU-bit-in-xfeatures-if-vCPU.patch;h=dda75b87de9a18ecb3a51d01d487727db77825e7;hb=1559d22f3510d8532aa756fe5d69c74c76211e1e