Syzbot CI

Subject	KVM: x86: Fix emulated MOV DR{4,5} #GP bugs
Author	seanjc@google.com
Date	2026-06-12 23:01:06 +0000 UTC
Version
Cc	clopez@suse.de kvm@vger.kernel.org linux-kernel@vger.kernel.org macro@orcam.me.uk pbonzini@redhat.com seanjc@google.com

Patches (8)

Expand

Name	Content [All]
[PATCH v3 1/8] KVM: x86: Treat any non-zero return from set_dr() as a faulting condition	[Body]
[PATCH v3 2/8] KVM: x86: Prioritize DR7.GD #DB over #GP due to illegal DR6/7 value	[Body]
[PATCH v3 3/8] KVM: x86: Manually check DR4/5 write values to fix SVM intercept priority	[Body]
[PATCH v3 4/8] KVM: x86: Prioritize #UD on MOV DR over #GP due to non-zero CPL	[Body]
[PATCH v3 5/8] KVM: VMX: Prioritize DR7.GD=1 #DB over CPL>0 #GP on Intel	[Body]
[PATCH v3 6/8] KVM: x86: Use kvm_dr{6,7}_valid() to check DR{4,5,6,7} write values in emulator	[Body]
[PATCH v3 7/8] KVM: x86: WARN if MOV DR emulation hits a "too late" #GP	[Body]
[PATCH v3 8/8] KVM: x86: Read CR4.DE in emulator if and only if accessing DR4 or DR5	[Body]

Series Summary

Passed

✓ All tests passed. No findings.

Sessions

Session 2026-06-12

Passed

ID (for dev)	46c2124b-950f-4d36-9773-9aeabd39f9bf
Status	finished
Triaged	OK [Log]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	c1f7303302927f9cbf4efedf70f0512cde168c65 [Config]		passed [Log]
[KASAN] Boot test: Base	c1f7303302927f9cbf4efedf70f0512cde168c65 [Config]		passed [Log]
[KASAN] Build Patched		c1f7303302927f9cbf4efedf70f0512cde168c65 [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		c1f7303302927f9cbf4efedf70f0512cde168c65 [Config] [patched]	passed [Log]
[KASAN] Fuzz	c1f7303302927f9cbf4efedf70f0512cde168c65 [Config]	c1f7303302927f9cbf4efedf70f0512cde168c65 [Config] [patched]	passed [Log] [Artifacts]