Patch Series

Subject KVM: x86: Fix emulated MOV DR{4,5} #GP bugs
Author seanjc@google.com
Date 2026-06-03 23:07:13 +0000 UTC
Version
Cc clopez@suse.de kvm@vger.kernel.org linux-kernel@vger.kernel.org pbonzini@redhat.com seanjc@google.com

Patches (6)

Name Content [All]
[PATCH v2 1/6] KVM: x86: Treat any non-zero return from set_dr() as a faulting condition [Body]
[PATCH v2 2/6] KVM: x86: Prioritize DR7.GD #DB over #GP due to illegal DR6/7 value [Body]
[PATCH v2 3/6] KVM: x86: Manually check DR4/5 write values to fix SVM intercept priority [Body]
[PATCH v2 4/6] KVM: x86: Use kvm_dr{6,7}_valid() to check DR{4,5,6,7} write values in emulator [Body]
[PATCH v2 5/6] KVM: x86: WARN if MOV DR emulation hits a "too late" #GP [Body]
[PATCH v2 6/6] KVM: x86: Read CR4.DE in emulator if and only if accessing DR4 or DR5 [Body]
Session 2026-06-03
ID (for dev) 06cbfaf4-e65c-4a60-972e-8bda09f0d71f
Status finished
Triaged OK [Log]
Execution Log [Link]
Test Base Patched Verdict
[KASAN] Build Base b7bee4ca5688e30ca50fbc87b1b8f7eed7006c17 [Config] passed [Log]
[KASAN] Boot test: Base b7bee4ca5688e30ca50fbc87b1b8f7eed7006c17 [Config] failed [Log]