exec & binfmt api, elf · Supported

Maintainers

• M Kees Cook <kees@kernel.org>

Paths

• F Documentation/userspace-api/ELF.rst
• F fs/*binfmt_*.c
• F fs/Kconfig.binfmt
• F fs/exec.c
• F fs/tests/binfmt_*_kunit.c
• F fs/tests/exec_kunit.c
• F include/linux/binfmts.h
• F include/linux/elf.h
• F include/uapi/linux/auxvec.h
• F include/uapi/linux/binfmts.h
• F include/uapi/linux/elf.h
• F kernel/fork.c
• F mm/vma_exec.c
• F tools/testing/selftests/exec/

Last 30 days

Most active threads (last 7 days)

• WARM1d [RFC PATCH 00/24] pidfd: add a minimal process spawn builder
  2026-07-16 14:41 · 6 replies in 7d · Li Chen <hidden>

Recent patches

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

• WARM1d [RFC PATCH 15/24] fork: keep embryonic tasks hidden until exec completes
  2026-07-16 · Li Chen <hidden>
• WARM1d [RFC PATCH 13/24] fork: let new tasks start with task work
  2026-07-16 · Li Chen <hidden>
• WARM1d [RFC PATCH 12/24] fork: let kernel callers create embryonic tasks
  2026-07-16 · Li Chen <hidden>
• WARM1d [RFC PATCH 09/24] fork: let process builders supply preallocated pids
  2026-07-16 · Li Chen <hidden>
• WARM1d [RFC PATCH 07/24] fork: expose vfork completion helper
  2026-07-16 · Li Chen <hidden>
• WARM1d [RFC PATCH 06/24] exec: expose execveat internals to process builders
  2026-07-16 · Li Chen <hidden>
• COLD36d [RFC PATCH v1 13/13] selftests/exec: cover spawn template basics
  2026-05-28 · Li Chen <hidden>
• COLD36d [RFC PATCH v1 08/13] binfmt_elf: cache ELF metadata for spawn templates
  2026-05-28 · Li Chen <hidden>
• COLD36d [RFC PATCH v1 02/13] exec: add an internal helper for opened executables
  2026-05-28 · Li Chen <hidden>
• COLD36d [RFC PATCH v1 01/13] exec: factor argument setup out of do_execveat_common()
  2026-05-28 · Li Chen <hidden>
• STALE211d REVIEWED: 5 (4M) [PATCH v23 4/8] fork: Add shadow stack support to clone3()
  2025-12-18 · Mark Brown <broonie@kernel.org>
• STALE275d REVIEWED: 5 (4M) [PATCH v22 4/8] fork: Add shadow stack support to clone3()
  2025-10-15 · Mark Brown <broonie@kernel.org>
• STALE301d REVIEWED: 5 (4M) [PATCH v21 4/8] fork: Add shadow stack support to clone3()
  2025-09-15 · Mark Brown <broonie@kernel.org>
• STALE305d REVIEWED: 4 (2M) [PATCH v20 4/8] fork: Add shadow stack support to clone3()
  2025-09-02 · Mark Brown <broonie@kernel.org>
• STALE319d [RFC PATCH v4 6/7] fs/exec: add API specification for execveat
  2025-08-25 · Sasha Levin <sashal@kernel.org>
• STALE318d [RFC PATCH v1 2/2] selftests/exec: Add O_DENY_WRITE tests
  2025-08-22 · Mickaël Salaün <mic@digikod.net>
• STALE324d REVIEWED: 3 (1M) [PATCH v19 4/8] fork: Add shadow stack support to clone3()
  2025-08-19 · Mark Brown <broonie@kernel.org>
• STALE336d REVIEWED: 1 (0M) [PATCH v18 4/8] fork: Add shadow stack support to clone3()
  2025-07-02 · Mark Brown <broonie@kernel.org>
• STALE381d [RFC v2 09/22] exec: add API specification for execveat
  2025-06-24 · Sasha Levin <sashal@kernel.org>
• STALE381d [RFC v2 08/22] exec: add API specification for execve
  2025-06-24 · Sasha Levin <sashal@kernel.org>
• STALE381d [RFC 09/19] exec: add API specification for execveat
  2025-06-14 · Sasha Levin <sashal@kernel.org>
• STALE381d [RFC 08/19] exec: add API specification for execve
  2025-06-14 · Sasha Levin <sashal@kernel.org>
• STALE385d REVIEWED: 1 (0M) [PATCH RFT v17 4/8] fork: Add shadow stack support to clone3()
  2025-06-09 · Mark Brown <broonie@kernel.org>
• STALE458d REVIEWED: 1 (0M) [PATCH RFT v16 4/8] fork: Add shadow stack support to clone3()
  2025-04-15 · Mark Brown <broonie@kernel.org>
• STALE458d REVIEWED: 1 (0M) [PATCH RFT v15 4/8] fork: Add shadow stack support to clone3()
  2025-04-08 · Mark Brown <broonie@kernel.org>
• STALE270d [PATCH v3 12/20] mm/rmap: basic MM owner tracking for large folios (!hugetlb)
  2025-03-03 · David Hildenbrand <hidden>
• STALE507d [PATCH v2 12/20] mm/rmap: basic MM owner tracking for large folios (!hugetlb)
  2025-02-24 · David Hildenbrand <hidden>
• STALE526d REVIEWED: 1 (0M) [PATCH RFT v14 4/8] fork: Add shadow stack support to clone3()
  2025-02-06 · Mark Brown <broonie@kernel.org>
• STALE548d LANDED [PATCH v23 3/8] selftests/exec: Add 32 tests for AT_EXECVE_CHECK and exec securebits
  2024-12-12 · Mickaël Salaün <mic@digikod.net>
• STALE548d LANDED [PATCH v23 7/8] samples/check-exec: Add an enlighten "inc" interpreter and 28 tests
  2024-12-12 · Mickaël Salaün <mic@digikod.net>

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.

• COLD36d [RFC PATCH v1 01/13] exec: factor argument setup out of do_execveat_common()
  2026-05-28 · Li Chen <hidden>
• COLD36d [RFC PATCH v1 02/13] exec: add an internal helper for opened executables
  2026-05-28 · Li Chen <hidden>
• COLD36d [RFC PATCH v1 08/13] binfmt_elf: cache ELF metadata for spawn templates
  2026-05-28 · Li Chen <hidden>
• COLD36d [RFC PATCH v1 13/13] selftests/exec: cover spawn template basics
  2026-05-28 · Li Chen <hidden>