Subject KVM: x86: Virtualize AMD's "disable CPUID in usermode"
Author jmattson@google.com
Date 2026-05-27 17:43:43 +0000 UTC
Version
Cc binbin.wu@linux.intel.com bp@alien8.de ctpence@google.com dave.hansen@linux.intel.com david.kaplan@amd.com hpa@zytor.com jmattson@google.com kvm@vger.kernel.org linux-kernel@vger.kernel.org linux-kselftest@vger.kernel.org mingo@redhat.com pbonzini@redhat.com sashiko-bot@kernel.org seanjc@google.com shuah@kernel.org tglx@kernel.org x86@kernel.org
Patches (5)
Name Content [All]
[PATCH v4 1/5] KVM: x86: Consolidate CPUID fault handling for emulator and interception logic [Body]
[PATCH v4 2/5] KVM: x86: Prioritize CPUID faulting over CPUID VM-exits in nested VMX [Body]
[PATCH v4 3/5] KVM: x86: Remove supports_cpuid_fault() helper [Body]
[PATCH v4 4/5] KVM: x86: Virtualize AMD CPUID faulting [Body]
[PATCH v4 5/5] KVM: selftests: Update hwcr_msr_test for CPUID faulting bit [Body]
Series Summary
Passed
✓ All tests passed. No findings.
Sessions
Session 2026-05-27
Passed
ID (for dev) 40dc9931-6751-4252-a101-765ec04e225f
Status finished
Triaged OK [Log]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base 9f2a49c511cb05b85745e1578e4fd425bff87f58 [Config] passed [Log]
[KASAN] Boot test: Base 9f2a49c511cb05b85745e1578e4fd425bff87f58 [Config] passed [Log]
[KASAN] Build Patched 9f2a49c511cb05b85745e1578e4fd425bff87f58 [Config] [patched] passed [Log]
[KASAN] Boot test: Patched 9f2a49c511cb05b85745e1578e4fd425bff87f58 [Config] [patched] passed [Log]
[KASAN] Fuzz 9f2a49c511cb05b85745e1578e4fd425bff87f58 [Config] 9f2a49c511cb05b85745e1578e4fd425bff87f58 [Config] [patched] passed [Log] [Artifacts]