linux-kernel - Re: [PATCH v2 0/2] KVM: SVM: Fix an STI shadow on VMRUN bug

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Message-ID: <174076295827.3737602.3025030463131592806.b4-ty@google.com>
Date: Fri, 28 Feb 2025 15:40:24 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>
Cc: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Doug Covelli <doug.covelli@...adcom.com>
Subject: Re: [PATCH v2 0/2] KVM: SVM: Fix an STI shadow on VMRUN bug

On Mon, 24 Feb 2025 08:54:40 -0800, Sean Christopherson wrote:
> Fix a bug where KVM puts VMRUN in an STI shadow, which AMD CPUs bleed
> into guest state if a #VMEXIT occurs before completing the VMRUN, e.g.
> if vectoring an injected exception triggers an exit.
> 
> v2: Use "raw" variants to avoid tracing in noinstr code. [kernel test robot]
> 
> v1: https://lore.kernel.org/all/20250215010946.1201353-1-seanjc@google.com
> 
> [...]

Applied to kvm-x86 fixes, thanks!

[1/2] KVM: SVM: Set RFLAGS.IF=1 in C code, to get VMRUN out of the STI shadow
      https://github.com/kvm-x86/linux/commit/be45bc4eff33
[2/2] KVM: selftests: Assert that STI blocking isn't set after event injection
      https://github.com/kvm-x86/linux/commit/f3513a335e71

--
https://github.com/kvm-x86/linux/tree/next