Syzbot CI

Subject	Enable CET Virtualization
Author	chao.gao@intel.com
Date	2025-08-12 02:55:09 +0000 UTC
Version
Cc	bp@alien8.de chao.gao@intel.com dave.hansen@linux.intel.com hpa@zytor.com john.allen@amd.com kvm@vger.kernel.org linux-kernel@vger.kernel.org mingo@redhat.com minipli@grsecurity.net mlevitsk@redhat.com pbonzini@redhat.com rick.p.edgecombe@intel.com seanjc@google.com tglx@linutronix.de weijiang.yang@intel.com x86@kernel.org xin@zytor.com yi.z.zhang@linux.intel.com

Subject

Author

chao.gao@intel.com

Date

2025-08-12 02:55:09 +0000 UTC

Version

bp@alien8.de chao.gao@intel.com dave.hansen@linux.intel.com hpa@zytor.com john.allen@amd.com kvm@vger.kernel.org linux-kernel@vger.kernel.org mingo@redhat.com minipli@grsecurity.net mlevitsk@redhat.com pbonzini@redhat.com rick.p.edgecombe@intel.com seanjc@google.com tglx@linutronix.de weijiang.yang@intel.com x86@kernel.org xin@zytor.com yi.z.zhang@linux.intel.com

Name	Content [All]
[PATCH v12 01/24] KVM: x86: Rename kvm_{g,s}et_msr()* to show that they emulate guest accesses	[Body]
[PATCH v12 02/24] KVM: x86: Use double-underscore read/write MSR helpers as appropriate	[Body]
[PATCH v12 03/24] KVM: x86: Add kvm_msr_{read,write}() helpers	[Body]
[PATCH v12 04/24] KVM: x86: Manually clear MPX state only on INIT	[Body]
[PATCH v12 05/24] KVM: x86: Zero XSTATE components on INIT by iterating over supported features	[Body]
[PATCH v12 06/24] KVM: x86: Introduce KVM_{G,S}ET_ONE_REG uAPIs support	[Body]
[PATCH v12 07/24] KVM: x86: Report XSS as to-be-saved if there are supported features	[Body]
[PATCH v12 08/24] KVM: x86: Refresh CPUID on write to guest MSR_IA32_XSS	[Body]
[PATCH v12 09/24] KVM: x86: Initialize kvm_caps.supported_xss	[Body]
[PATCH v12 10/24] KVM: x86: Load guest FPU state when access XSAVE-managed MSRs	[Body]
[PATCH v12 11/24] KVM: x86: Add fault checks for guest CR4.CET setting	[Body]
[PATCH v12 12/24] KVM: x86: Report KVM supported CET MSRs as to-be-saved	[Body]
[PATCH v12 13/24] KVM: VMX: Introduce CET VMCS fields and control bits	[Body]
[PATCH v12 14/24] KVM: x86: Enable guest SSP read/write interface with new uAPIs	[Body]
[PATCH v12 15/24] KVM: VMX: Emulate read and write to CET MSRs	[Body]
[PATCH v12 16/24] KVM: x86: Save and reload SSP to/from SMRAM	[Body]
[PATCH v12 17/24] KVM: VMX: Set up interception for CET MSRs	[Body]
[PATCH v12 18/24] KVM: VMX: Set host constant supervisor states to VMCS fields	[Body]
[PATCH v12 19/24] KVM: x86: Don't emulate instructions guarded by CET	[Body]
[PATCH v12 20/24] KVM: x86: Enable CET virtualization for VMX and advertise to userspace	[Body]
[PATCH v12 21/24] KVM: nVMX: Virtualize NO_HW_ERROR_CODE_CC for L1 event injection to L2	[Body]
[PATCH v12 22/24] KVM: nVMX: Enable CET support for nested guest	[Body]
[PATCH v12 23/24] KVM: nVMX: Add consistency checks for CR0.WP and CR4.CET	[Body]
[PATCH v12 24/24] KVM: nVMX: Add consistency checks for CET states	[Body]

Name

Content [All]

[PATCH v12 01/24] KVM: x86: Rename kvm_{g,s}et_msr()* to show that they emulate guest accesses

[PATCH v12 02/24] KVM: x86: Use double-underscore read/write MSR helpers as appropriate

[PATCH v12 03/24] KVM: x86: Add kvm_msr_{read,write}() helpers

[PATCH v12 04/24] KVM: x86: Manually clear MPX state only on INIT

[PATCH v12 05/24] KVM: x86: Zero XSTATE components on INIT by iterating over supported features

[PATCH v12 06/24] KVM: x86: Introduce KVM_{G,S}ET_ONE_REG uAPIs support

[PATCH v12 07/24] KVM: x86: Report XSS as to-be-saved if there are supported features

[PATCH v12 08/24] KVM: x86: Refresh CPUID on write to guest MSR_IA32_XSS

[PATCH v12 09/24] KVM: x86: Initialize kvm_caps.supported_xss

[PATCH v12 10/24] KVM: x86: Load guest FPU state when access XSAVE-managed MSRs

[PATCH v12 11/24] KVM: x86: Add fault checks for guest CR4.CET setting

[PATCH v12 12/24] KVM: x86: Report KVM supported CET MSRs as to-be-saved

[PATCH v12 13/24] KVM: VMX: Introduce CET VMCS fields and control bits

[PATCH v12 14/24] KVM: x86: Enable guest SSP read/write interface with new uAPIs

[PATCH v12 15/24] KVM: VMX: Emulate read and write to CET MSRs

[PATCH v12 16/24] KVM: x86: Save and reload SSP to/from SMRAM

[PATCH v12 17/24] KVM: VMX: Set up interception for CET MSRs

[PATCH v12 18/24] KVM: VMX: Set host constant supervisor states to VMCS fields

[PATCH v12 19/24] KVM: x86: Don't emulate instructions guarded by CET

[PATCH v12 20/24] KVM: x86: Enable CET virtualization for VMX and advertise to userspace

[PATCH v12 21/24] KVM: nVMX: Virtualize NO_HW_ERROR_CODE_CC for L1 event injection to L2

[PATCH v12 22/24] KVM: nVMX: Enable CET support for nested guest

[PATCH v12 23/24] KVM: nVMX: Add consistency checks for CR0.WP and CR4.CET

[PATCH v12 24/24] KVM: nVMX: Add consistency checks for CET states

Session 2025-08-12

Passed

ID (for dev)	263b4bc0-4c54-44f8-a3ff-f2ab1fbb2395
Status	finished
Triaged	OK [Log]
Execution Log	[Link]

Test	Base	Patched	Verdict
Build Base	cca7a0aae8958c9b1cd14116cb8b2f22ace2205e [Config]		passed [Log]
Build Patched		cca7a0aae8958c9b1cd14116cb8b2f22ace2205e [Config] [patched]	passed [Log]
Boot test: Patched		cca7a0aae8958c9b1cd14116cb8b2f22ace2205e [Config] [patched]	passed
Boot test: Base	cca7a0aae8958c9b1cd14116cb8b2f22ace2205e [Config]		passed
Fuzzing	cca7a0aae8958c9b1cd14116cb8b2f22ace2205e [Config]	cca7a0aae8958c9b1cd14116cb8b2f22ace2205e [Config] [patched]	passed [Log] [Artifacts]

Patches (24)

Series Summary

Sessions

Session 2025-08-12