Re: [PATCH 39/62] x86/sev-es: Harden runtime #VC handler for exceptions from user-space
From: Andy Lutomirski <luto@kernel.org>
Date: 2020-02-11 22:47:21
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kvm, lkml
On Tue, Feb 11, 2020 at 5:53 AM Joerg Roedel [off-list ref] wrote:
From: Joerg Roedel <redacted> Send SIGBUS to the user-space process that caused the #VC exception instead of killing the machine. Also ratelimit the error messages so that user-space can't flood the kernel log.
What would cause this? CPUID? Something else? --Andy