Syzbot CI

Subject	KVM: x86: Introduce memory protection attributes
Author	pbonzini@redhat.com
Date	2026-09-18 08:15:16 +0000 UTC
Version
Cc	amoorthy@google.com kvm@vger.kernel.org linux-kernel@vger.kernel.org nsaenz@amazon.com pbonzini@redhat.com seanjc@google.com snambakam@linux.microsoft.com vkuznets@redhat.com

Subject

KVM: x86: Introduce memory protection attributes

Author

pbonzini@redhat.com

Date

2026-09-18 08:15:16 +0000 UTC

Version

amoorthy@google.com kvm@vger.kernel.org linux-kernel@vger.kernel.org nsaenz@amazon.com pbonzini@redhat.com seanjc@google.com snambakam@linux.microsoft.com vkuznets@redhat.com

Name	Content [All]
[PATCH v2 01/28] KVM: selftests: Take into account mixed memory fault flags	[Body]
[PATCH v2 02/28] KVM: Define and communicate KVM_EXIT_MEMORY_FAULT RWX flags to userspace	[Body]
[PATCH v2 03/28] KVM: selftests: Test address translation for Hyper-V direct L2 hypercalls	[Body]
[PATCH v2 04/28] KVM: apply nGPA->GPA translation to KVM_HC_CLOCK_PAIRING	[Body]
[PATCH v2 05/28] KVM: x86: Introduce memory fault on invalid hypercalls reads/writes	[Body]
[PATCH v2 06/28] KVM: selftests: test hypercall memory fault exits	[Body]
[PATCH v2 07/28] KVM: x86/mmu: intersect writability from __kvm_faultin_pfn with fault->map_writable	[Body]
[PATCH v2 08/28] KVM: x86/mmu: Extend map_writable to a full ACC_* mask	[Body]
[PATCH v2 09/28] KVM: x86/mmu: Init memslot hugepage information for non-private_mem VMs too	[Body]
[PATCH v2 10/28] KVM: pass kvm == NULL case to kvm_arch_has_private_mem	[Body]
[PATCH v2 11/28] KVM: adjust for presence of more than one attribute	[Body]
[PATCH v2 12/28] KVM: Introduce NR/NW/NX memory attributes	[Body]
[PATCH v2 13/28] KVM: Include memory protections in result of gfn->hva conversion	[Body]
[PATCH v2 14/28] KVM: Introduce kvm_fetch_guest_page() and use it for x86	[Body]
[PATCH v2 15/28] KVM: Take memory protections into account for memory read/write/fetch	[Body]
[PATCH v2 16/28] KVM: Encapsulate memattrs array into anonymous struct	[Body]
[PATCH v2 17/28] KVM: Introduce kvm_check_gen()/kvm_memslots_check_gen()	[Body]
[PATCH v2 18/28] KVM: Introduce a generation number for memory attributes	[Body]
[PATCH v2 19/28] KVM: Take memory protections into account for accesses with cached gfn->hva	[Body]
[PATCH v2 20/28] KVM: pfncache: Fail to refresh if it contains memory protections	[Body]
[PATCH v2 21/28] KVM: x86/mmu: Take memory protection attributes into account during faults	[Body]
[PATCH v2 22/28] KVM: x86/mmu: Issue memory fault exit if walk failed due to memory attribute	[Body]
[PATCH v2 23/28] KVM: x86/mmu: Do not update accessed/dirty if guest PTE is read-only	[Body]
[PATCH v2 24/28] KVM: x86/mmu: Do not prefetch sptes on gfns backed by memory attributes	[Body]
[PATCH v2 25/28] KVM: x86/mmu: Obsolete all roots if memattr contains gPTEs	[Body]
[PATCH v2 26/28] KVM: x86: selftests: Introduce memory protection attributes test	[Body]
[PATCH v2 27/28] KVM: x86: selftests: Introduce memory attributes PTE test	[Body]
[PATCH v2 28/28] KVM: x86: selftests: Introduce memory attributes side-channel tests	[Body]

Name

Content [All]

[PATCH v2 01/28] KVM: selftests: Take into account mixed memory fault flags

[PATCH v2 02/28] KVM: Define and communicate KVM_EXIT_MEMORY_FAULT RWX flags to userspace

[PATCH v2 03/28] KVM: selftests: Test address translation for Hyper-V direct L2 hypercalls

[PATCH v2 04/28] KVM: apply nGPA->GPA translation to KVM_HC_CLOCK_PAIRING

[PATCH v2 05/28] KVM: x86: Introduce memory fault on invalid hypercalls reads/writes

[PATCH v2 06/28] KVM: selftests: test hypercall memory fault exits

[PATCH v2 07/28] KVM: x86/mmu: intersect writability from __kvm_faultin_pfn with fault->map_writable

[PATCH v2 08/28] KVM: x86/mmu: Extend map_writable to a full ACC_* mask

[PATCH v2 09/28] KVM: x86/mmu: Init memslot hugepage information for non-private_mem VMs too

[PATCH v2 10/28] KVM: pass kvm == NULL case to kvm_arch_has_private_mem

[PATCH v2 11/28] KVM: adjust for presence of more than one attribute

[PATCH v2 12/28] KVM: Introduce NR/NW/NX memory attributes

[PATCH v2 13/28] KVM: Include memory protections in result of gfn->hva conversion

[PATCH v2 14/28] KVM: Introduce kvm_fetch_guest_page() and use it for x86

[PATCH v2 15/28] KVM: Take memory protections into account for memory read/write/fetch

[PATCH v2 16/28] KVM: Encapsulate memattrs array into anonymous struct

[PATCH v2 17/28] KVM: Introduce kvm_check_gen()/kvm_memslots_check_gen()

[PATCH v2 18/28] KVM: Introduce a generation number for memory attributes

[PATCH v2 19/28] KVM: Take memory protections into account for accesses with cached gfn->hva

[PATCH v2 20/28] KVM: pfncache: Fail to refresh if it contains memory protections

[PATCH v2 21/28] KVM: x86/mmu: Take memory protection attributes into account during faults

[PATCH v2 22/28] KVM: x86/mmu: Issue memory fault exit if walk failed due to memory attribute

[PATCH v2 23/28] KVM: x86/mmu: Do not update accessed/dirty if guest PTE is read-only

[PATCH v2 24/28] KVM: x86/mmu: Do not prefetch sptes on gfns backed by memory attributes

[PATCH v2 25/28] KVM: x86/mmu: Obsolete all roots if memattr contains gPTEs

[PATCH v2 26/28] KVM: x86: selftests: Introduce memory protection attributes test

[PATCH v2 27/28] KVM: x86: selftests: Introduce memory attributes PTE test

[PATCH v2 28/28] KVM: x86: selftests: Introduce memory attributes side-channel tests

Session 2026-09-18

Passed

ID (for dev)	4248de4e-f4d6-4121-8737-069b87f32beb
Status	finished
Triaged	OK [Log] [Trajectory]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	d4b7fb647204f0c81dfeae2d1a708e4d858e0c94 [Config]		passed [Log]
[KASAN] Boot test: Base	d4b7fb647204f0c81dfeae2d1a708e4d858e0c94 [Config]		passed [Log]
[KASAN] Build Patched		d4b7fb647204f0c81dfeae2d1a708e4d858e0c94 [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		d4b7fb647204f0c81dfeae2d1a708e4d858e0c94 [Config] [patched]	passed [Log]
[KASAN] Fuzz	d4b7fb647204f0c81dfeae2d1a708e4d858e0c94 [Config]	d4b7fb647204f0c81dfeae2d1a708e4d858e0c94 [Config] [patched]	passed [Log] [Artifacts]

Patches (28)

Series Summary

Sessions

Session 2026-09-18