kernel selftest framework · Maintained

Maintainers

• M Shuah Khan <shuah@kernel.org>
• M Shuah Khan <skhan@linuxfoundation.org>

Paths

• F Documentation/dev-tools/kselftest*
• F tools/testing/selftests/

Last 30 days

Active reviewers (last 30 days)

• Fuad Tabba <hidden>
  38 attestations (38 Reviewed-by) · last on 2026-08-31
• Shivank Garg <hidden>
  38 attestations (38 Tested-by) · last on 2026-08-31
• Sean Christopherson <seanjc@google.com>
  20 attestations (18 Co-developed-by, 2 Suggested-by) · last on 2026-08-31
• Ackerley Tng <hidden>
  4 attestations (4 Co-developed-by) · last on 2026-08-31
• Tom Lendacky <thomas.lendacky@amd.com>
  1 attestation (1 Reviewed-by) · last on 2026-08-26
• Xiaoyao Li <hidden>
  1 attestation (1 Suggested-by) · last on 2026-08-26

Recent patches

Most-recent 30 patches in this subsystem on linux-coco (capped at 30), ordered by date desc.

• COOLING5d REVIEWED: 2 (0M) [PATCH v12 33/45] KVM: selftests: Test conversion before allocation
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 28/45] KVM: selftests: Add selftests global for guest memory attributes capability
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 41/45] KVM: selftests: Provide common function to set memory attributes
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 42/45] KVM: selftests: Make TEST_EXPECT_SIGBUS thread-safe
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d [PATCH v12 43/45] KVM: selftests: Set up page size and alignment independently for guest_memfd
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 45/45] KVM: selftests: Update private memory exits test to work with per-gmem attributes
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d [PATCH v12 44/45] KVM: selftests: Update private_mem_conversions_test for in-place conversions
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 32/45] KVM: selftests: Test conversion precision in guest_memfd
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 34/45] KVM: selftests: Convert with allocated folios in different layouts
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 36/45] KVM: selftests: Test that shared/private status is consistent across processes
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 38/45] KVM: selftests: Test conversion with elevated page refcount
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 39/45] KVM: selftests: Reset shared memory after hole-punching
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 35/45] KVM: selftests: Test that truncation does not change shared/private status
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 37/45] KVM: selftests: Add helpers to pin pages with CONFIG_GUP_TEST
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 40/45] KVM: selftests: Provide function to look up guest_memfd details from gpa
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 25/45] KVM: selftests: Create gmem fd before "regular" fd when adding memslot
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 26/45] KVM: selftests: Rename guest_memfd{,_offset} to gmem_{fd,offset}
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 27/45] KVM: selftests: Add support for mmap() on guest_memfd in core library
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 29/45] KVM: selftests: Add helpers for calling ioctls on guest_memfd
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 30/45] KVM: selftests: Test basic single-page conversion flow
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING5d REVIEWED: 2 (0M) [PATCH v12 31/45] KVM: selftests: Test conversion flow when INIT_SHARED
  2026-08-31 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• COOLING4d REVIEWED: 3 (3M) [PATCH v5 8/8] KVM: SEV: Add support for SNP BTB Isolation
  2026-08-26 · Kim Phillips <hidden>
• COOLING4d [PATCH v5 7/8] KVM: SEV: Add support for IBPB-on-Entry
  2026-08-26 · Kim Phillips <hidden>
• COOLING4d [PATCH v5 6/8] KVM: SEV: Advertise SVM_SEV_FEAT_SNP_ACTIVE
  2026-08-26 · Kim Phillips <hidden>
• COOLING4d [PATCH v5 5/8] KVM: SEV: Disallow setting SNP-only features for non-SNP guests via a single mask
  2026-08-26 · Kim Phillips <hidden>
• COOLING4d [PATCH v5 4/8] KVM: selftests: sev_init2: Use BIT_ULL for VMSA feature bit definition
  2026-08-26 · Kim Phillips <hidden>
• COOLING10d REVIEWED: 2 (0M) [PATCH v11 46/46] KVM: selftests: Update private memory exits test to work with per-gmem attributes
  2026-08-26 · Ackerley Tng <hidden>
• COOLING10d [PATCH v11 44/46] KVM: selftests: Set up page size and alignment independently for guest_memfd
  2026-08-26 · Ackerley Tng <hidden>
• COOLING10d [PATCH v11 45/46] KVM: selftests: Test in-place conversions in private_mem_conversions_test
  2026-08-26 · Ackerley Tng <hidden>
• COOLING10d [PATCH v11 43/46] KVM: selftests: Support guest_memfd attributes in private_mem_conversions_test
  2026-08-26 · Ackerley Tng <hidden>

Needs attention (review trailers in, no pickup)

Patches with review trailers that haven't landed in mainline and haven't been Acked by a maintainer. Oldest first.

• STALE68d REVIEWED: 2 (0M) [PATCH v13 01/22] KVM: selftests: Add macros to simplify creating VM shapes for non-default types
  2026-05-21 · Lisa Wang <hidden> · 2 Reviewed-by
• STALE68d REVIEWED: 2 (0M) [PATCH v13 02/22] KVM: selftests: Update kvm_init_vm_address_properties() for TDX
  2026-05-21 · Lisa Wang <hidden> · 2 Reviewed-by
• STALE68d REVIEWED: 2 (0M) [PATCH v13 04/22] KVM: selftests: TDX: Use KVM_TDX_CAPABILITIES to validate TDs' attribute configuration
  2026-05-21 · Lisa Wang <hidden> · 2 Reviewed-by
• STALE68d REVIEWED: 2 (0M) [PATCH v13 05/22] KVM: selftests: Expose segment definitions to assembly files
  2026-05-21 · Lisa Wang <hidden> · 2 Reviewed-by
• STALE68d REVIEWED: 1 (0M) [PATCH v13 07/22] KVM: selftests: Introduce structures for TDX guest boot parameters
  2026-05-21 · Lisa Wang <hidden> · 1 Reviewed-by
• STALE68d REVIEWED: 2 (0M) [PATCH v13 09/22] KVM: selftests: Expose functions to get default sregs values
  2026-05-21 · Lisa Wang <hidden> · 2 Reviewed-by
• STALE68d REVIEWED: 2 (0M) [PATCH v13 18/22] KVM: selftests: Add helpers to init TDX memory and finalize VM
  2026-05-21 · Lisa Wang <hidden> · 2 Reviewed-by
• STALE74d REVIEWED: 1 (0M) [PATCH v7 22/42] KVM: selftests: Create gmem fd before "regular" fd when adding memslot
  2026-05-23 · Ackerley Tng <hidden> · 1 Reviewed-by
• STALE74d REVIEWED: 1 (0M) [PATCH v7 23/42] KVM: selftests: Rename guest_memfd{,_offset} to gmem_{fd,offset}
  2026-05-23 · Ackerley Tng <hidden> · 1 Reviewed-by
• STALE68d REVIEWED: 2 (0M) Re: [PATCH v13 01/22] KVM: selftests: Add macros to simplify creating VM shapes for non-default types
  2026-06-16 · Sean Christopherson <seanjc@google.com> · 2 Reviewed-by

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• STALE118d [PATCH RFC v5 30/53] KVM: selftests: Rename guest_memfd{,_offset} to gmem_{fd,offset}
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 29/53] KVM: selftests: Create gmem fd before "regular" fd when adding memslot
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 31/53] KVM: selftests: Add support for mmap() on guest_memfd in core library
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 33/53] KVM: selftests: Add helpers for calling ioctls on guest_memfd
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 42/53] KVM: selftests: Test that conversion to private does not support ZERO
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 43/53] KVM: selftests: Support checking that data not equal expected
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 32/53] KVM: selftests: Add selftests global for guest memory attributes capability
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 52/53] KVM: selftests: Update pre-fault test to work with per-guest_memfd attributes
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 51/53] KVM: selftests: Add script to exercise private_mem_conversions_test
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>
• STALE118d [PATCH RFC v5 44/53] KVM: selftests: Test that not specifying a conversion flag scrambles memory contents
  2026-04-28 · Ackerley Tng via B4 Relay <devnull+ackerleytng.google.com@kernel.org>