Syzbot CI

Subject	guest_memfd alternative providers
Author	devnull@kernel.org
Date	2026-10-22 23:27:33 +0000 UTC
Version
Cc	ackerleytng@google.com aik@amd.com akpm@linux-foundation.org alex@shazbot.org aneesh.kumar@kernel.org ashish.kalra@amd.com baolin.wang@linux.alibaba.com baolu.lu@linux.intel.com bp@alien8.de brauner@kernel.org catalin.marinas@arm.com christian.koenig@amd.com connordw@amazon.com corbet@lwn.net dave.hansen@linux.intel.com dave.jiang@intel.com david@kernel.org devnull@kernel.org dwmw2@infradead.org erdemaktas@google.com fgriffo@amazon.co.uk fuad.tabba@linux.dev fvdl@google.com gourry@gourry.net graf@amazon.de griffoul@gmail.com hpa@zytor.com hughd@google.com jack@suse.cz jacob.pan@linux.microsoft.com jgg@ziepe.ca joey.gouly@arm.com john.starks@microsoft.com joro@8bytes.org jthoughton@google.com justinstitt@google.com jxgao@google.com kevin.tian@intel.com kvm@vger.kernel.org linux-doc@vger.kernel.org linux-fsdevel@vger.kernel.org linux-kernel@vger.kernel.org linux-kselftest@vger.kernel.org linux-mm@kvack.org ljs@kernel.org llvm@lists.linux.dev maz@kernel.org michael.roth@amd.com mingo@redhat.com morbo@google.com

Subject

Author

devnull@kernel.org

Date

2026-10-22 23:27:33 +0000 UTC

Version

ackerleytng@google.com aik@amd.com akpm@linux-foundation.org alex@shazbot.org aneesh.kumar@kernel.org ashish.kalra@amd.com baolin.wang@linux.alibaba.com baolu.lu@linux.intel.com bp@alien8.de brauner@kernel.org catalin.marinas@arm.com christian.koenig@amd.com connordw@amazon.com corbet@lwn.net dave.hansen@linux.intel.com dave.jiang@intel.com david@kernel.org devnull@kernel.org dwmw2@infradead.org erdemaktas@google.com fgriffo@amazon.co.uk fuad.tabba@linux.dev fvdl@google.com gourry@gourry.net graf@amazon.de griffoul@gmail.com hpa@zytor.com hughd@google.com jack@suse.cz jacob.pan@linux.microsoft.com jgg@ziepe.ca joey.gouly@arm.com john.starks@microsoft.com joro@8bytes.org jthoughton@google.com justinstitt@google.com jxgao@google.com kevin.tian@intel.com kvm@vger.kernel.org linux-doc@vger.kernel.org linux-fsdevel@vger.kernel.org linux-kernel@vger.kernel.org linux-kselftest@vger.kernel.org linux-mm@kvack.org ljs@kernel.org llvm@lists.linux.dev maz@kernel.org michael.roth@amd.com mingo@redhat.com morbo@google.com

Name	Content [All]
[PATCH RFC v2 01/50] KVM: guest_memfd: Split folio allocation and insertion in kvm_gmem_get_folio	[Body]
[PATCH RFC v2 02/50] KVM: guest_memfd: Route folio allocation through native provider operations	[Body]
[PATCH RFC v2 03/50] mm: shmem: Implement guest_memfd provider operations for tmpfs	[Body]
[PATCH RFC v2 04/50] KVM: guest_memfd: Support provider folio invalidation	[Body]
[PATCH RFC v2 05/50] KVM: guest_memfd: Support using resource provider	[Body]
[PATCH RFC v2 06/50] KVM: selftests: Add helper to create guest_memfd with a resource file	[Body]
[PATCH RFC v2 07/50] KVM: selftests: Test negative validation of resource_fd argument	[Body]
[PATCH RFC v2 08/50] KVM: selftests: Test rejection of unsupported filesystem for resource_fd	[Body]
[PATCH RFC v2 09/50] KVM: selftests: Test rejection of memfd for resource_fd	[Body]
[PATCH RFC v2 10/50] KVM: selftests: Test rejection of swap tmpfs mounts	[Body]
[PATCH RFC v2 11/50] KVM: selftests: Test rejection of hugepage tmpfs mounts	[Body]
[PATCH RFC v2 12/50] KVM: selftests: Test rejection of regular file in tmpfs mount	[Body]
[PATCH RFC v2 13/50] KVM: selftests: Test guest_memfd with tmpfs resource pool	[Body]
[PATCH RFC v2 14/50] KVM: selftests: Test guest_memfd resource pool sharing across instances	[Body]
[PATCH RFC v2 15/50] KVM: selftests: Test memory allocation against shared tmpfs resource pool	[Body]
[PATCH RFC v2 16/50] KVM: selftests: Test that shared tmpfs resource pool size limit is respected	[Body]
[PATCH RFC v2 17/50] KVM: selftests: Test guest execution with tmpfs-backed guest_memfd	[Body]
[PATCH RFC v2 18/50] KVM: selftests: Document testing TODOs	[Body]
[PATCH RFC v2 19/50] KVM: selftests: Test guest_memfd conversions with tmpfs backing	[Body]
[PATCH RFC v2 20/50] samples/kvm: Add a memory provider sample	[Body]
[PATCH RFC v2 21/50] samples/kvm: Remove donate, reclaim, and move operations from sample provider	[Body]
[PATCH RFC v2 22/50] samples/kvm: Remove readonly support from sample provider	[Body]
[PATCH RFC v2 23/50] samples/kvm: Remove child ownership tracking from sample provider	[Body]
[PATCH RFC v2 24/50] samples/kvm: Remove MPS_SETUP support from sample provider	[Body]
[PATCH RFC v2 25/50] samples/kvm: Remove MMAP_CAPABLE flag from sample provider	[Body]
[PATCH RFC v2 26/50] samples/kvm: Remove fixed address and length module parameters	[Body]
[PATCH RFC v2 27/50] samples/kvm: Remove mem_provider_ops from sample provider	[Body]
[PATCH RFC v2 28/50] samples/kvm: Make provider files independent of a root pool	[Body]
[PATCH RFC v2 29/50] samples/kvm: Move set_present ioctl from device to provider file	[Body]
[PATCH RFC v2 30/50] KVM: selftests: Add basic test for sample memory provider	[Body]
[PATCH RFC v2 31/50] KVM: guest_memfd: Support getting PFNs for stage 2 from providers	[Body]
[PATCH RFC v2 32/50] KVM: guest_memfd: Refactor error handling in kvm_gmem_fault_user_mapping	[Body]
[PATCH RFC v2 33/50] KVM: guest_memfd: Support mmap and user fault handling in PFN mode	[Body]
[PATCH RFC v2 34/50] KVM: guest_memfd: Skip checking outstanding references in PFN mode	[Body]
[PATCH RFC v2 35/50] KVM: guest_memfd: Support converting to shared in PFN mode	[Body]
[PATCH RFC v2 36/50] KVM: guest_memfd: Support preallocating memory via fallocate in PFN mode	[Body]
[PATCH RFC v2 37/50] KVM: guest_memfd: Clamp hole punch range to inode size	[Body]
[PATCH RFC v2 38/50] KVM: guest_memfd: Support reclaim during hole punch in PFN mode	[Body]
[PATCH RFC v2 39/50] KVM: guest_memfd: Support arch reclaim on inode destruction in PFN mode	[Body]
[PATCH RFC v2 40/50] KVM: guest_memfd: Support put_pfn_range provider op in PFN mode	[Body]
[PATCH RFC v2 41/50] KVM: guest_memfd: Add TODO for memory failure handling in PFN mode	[Body]
[PATCH RFC v2 42/50] KVM: guest_memfd: Allow attaching PFN-backed providers	[Body]
[PATCH RFC v2 43/50] KVM: guest_memfd: Export kvm_gmem_revoke for provider-driven revocation	[Body]
[PATCH RFC v2 44/50] KVM: selftests: Test flag dependency of PFN_MODE on USE_RESOURCE	[Body]
[PATCH RFC v2 45/50] samples/kvm: Implement attach and release provider ops in sample provider	[Body]
[PATCH RFC v2 46/50] samples/kvm: Implement get_pfn provider operation	[Body]
[PATCH RFC v2 47/50] samples/kvm: Implement put_pfn_range provider operation	[Body]
[PATCH RFC v2 48/50] samples/kvm: Support dynamic revocation via kvm_gmem_revoke	[Body]
[PATCH RFC v2 49/50] samples/kvm: Implement lookup_pfn_range provider operation	[Body]
[PATCH RFC v2 50/50] KVM: selftests: Test guest_memfd conversions with sample memory provider backing	[Body]

ID (for dev)	ad9261f2-a11e-4a66-8102-997c6221cfcb
Status	in progress
Triaged	OK [Log] [Trajectory]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	7e60162b16f9da0d2fa83da5c1723b6853a0ac1d [Config]		passed [Log]
[KASAN] Boot test: Base	7e60162b16f9da0d2fa83da5c1723b6853a0ac1d [Config]		passed [Log]
[KASAN] Build Patched		7e60162b16f9da0d2fa83da5c1723b6853a0ac1d [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		7e60162b16f9da0d2fa83da5c1723b6853a0ac1d [Config] [patched]	passed [Log]
[KASAN] Fuzz	7e60162b16f9da0d2fa83da5c1723b6853a0ac1d [Config]	7e60162b16f9da0d2fa83da5c1723b6853a0ac1d [Config] [patched]	running [Log] [Artifacts]

Patches (50)

Series Summary

Sessions

Session 2026-10-22