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)

• DORMANTno replies [PATCH] audit: add CLONE3 auxiliary record to log process cloning
  2026-07-24 15:03 · 0 replies in 7d · Ricardo Robaina <hidden>
• WARM2d [PATCH v2 00/21] binfmt_misc: transparent interpreters and PT_INTERP loader substitution
  2026-07-21 14:15 · 7 replies in 7d · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 00/21] binfmt_misc: transparent interpreters and PT_INTERP loader substitution
  2026-07-20 09:35 · 8 replies in 7d · Christian Brauner <brauner@kernel.org>
• WARM2d [RFC PATCH 0/7] mm: defer address-space teardown of large exiting processes to a kthread
  2026-07-19 18:56 · 4 replies in 7d · Aditya Sharma <hidden>
• COOLING4d [PATCH] exec: fix unsigned loop counter wrap in transfer_args_to_stack()
  2026-07-21 10:09 · 0 replies in 7d · Christian Brauner <brauner@kernel.org>
• WARM1d IN LINUX-NEXT [PATCH v2 00/15] mm/rmap: index MAP_PRIVATE file-backed folios by virt pgoff
  2026-07-20 14:39 · 1 reply in 7d · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>

Active reviewers (last 30 days)

• Pedro Falcato <pfalcato@suse.de>
  3 attestations (3 Reviewed-by) · last on 2026-07-10
• Zi Yan <ziy@nvidia.com>
  2 attestations (1 Acked-by, 1 Reviewed-by) · last on 2026-07-11
• Gregory Price <gourry@gourry.net>
  2 attestations (2 Reviewed-by) · last on 2026-07-10
• Lance Yang <lance.yang@linux.dev>
  1 attestation (1 Reviewed-by) · last on 2026-07-11
• SJ Park <sj@kernel.org>
  1 attestation (1 Reviewed-by) · last on 2026-07-10
• Harry Yoo <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Gwan-gyeong Mun <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Yunseong Kim <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06
• Yeoreum Yun <hidden>
  1 attestation (1 Tested-by) · last on 2026-07-06

Recent patches

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

• DORMANTno replies [PATCH] audit: add CLONE3 auxiliary record to log process cloning
  2026-07-24 · Ricardo Robaina <hidden>
• WARM2d [PATCH v2 20/21] selftests/exec: test binfmt_misc loader substitution
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• WARM2d [PATCH v2 15/21] exec: carry a PT_INTERP substitute in struct linux_binprm
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• WARM2d [PATCH v2 13/21] selftests/exec: test the transparent binfmt_misc mode
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• WARM2d [PATCH v2 09/21] exec: label mm->exe_file with the binary for a transparent dispatch
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• WARM2d [PATCH v2 08/21] exec: add AT_FLAGS_TRANSPARENT_INTERP
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• WARM2d [PATCH v2 07/21] selftests/exec: convert the binfmt_misc bpf test to the kselftest harness
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• WARM2d [PATCH v2 06/21] exec: release the replaced file with do_close_execat()
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• COOLING4d [PATCH] exec: fix unsigned loop counter wrap in transfer_args_to_stack()
  2026-07-21 · Christian Brauner <brauner@kernel.org>
• WARM1d IN LINUX-NEXT [PATCH v2 06/15] mm: propagate VMA virtual page offset on map, remap, split + merge
  2026-07-20 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COOLING5d [PATCH 20/21] selftests/exec: test binfmt_misc loader substitution
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 16/21] exec: carry a PT_INTERP substitute in struct linux_binprm
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 14/21] selftests/exec: test the transparent binfmt_misc mode
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 13/21] selftests/exec: convert the binfmt_misc bpf test to the kselftest harness
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 09/21] exec: label mm->exe_file with the binary for a transparent dispatch
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 08/21] exec: add AT_FLAGS_TRANSPARENT_INTERP
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 07/21] exec: release the replaced file with do_close_execat()
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• COOLING5d [PATCH 01/21] exec: do not act on a stale execfd request without an executable
  2026-07-20 · Christian Brauner <brauner@kernel.org>
• WARM2d [RFC PATCH 5/7] mm: add runtime toggle and sysctls for async teardown
  2026-07-19 · Aditya Sharma <hidden>
• WARM2d [RFC PATCH 4/7] mm: gate async teardown on RSS with pending-pages backpressure
  2026-07-19 · Aditya Sharma <hidden>
• WARM2d [RFC PATCH 2/7] mm: dispatch __mmput() to an mm_reaper kthread via llist
  2026-07-19 · Aditya Sharma <hidden>
• WARM2d [RFC PATCH 6/7] mm: add tracepoints and vmstat counters for async teardown
  2026-07-19 · Aditya Sharma <hidden>
• COOLING5d [PATCH 06/15] mm: propagate VMA virtual page offset on map, remap, split + merge
  2026-07-17 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COOLING9d [RFC PATCH 15/24] fork: keep embryonic tasks hidden until exec completes
  2026-07-16 · Li Chen <hidden>
• COOLING9d [RFC PATCH 13/24] fork: let new tasks start with task work
  2026-07-16 · Li Chen <hidden>
• COOLING9d [RFC PATCH 12/24] fork: let kernel callers create embryonic tasks
  2026-07-16 · Li Chen <hidden>
• COOLING9d [RFC PATCH 09/24] fork: let process builders supply preallocated pids
  2026-07-16 · Li Chen <hidden>
• COOLING9d [RFC PATCH 07/24] fork: expose vfork completion helper
  2026-07-16 · Li Chen <hidden>
• COOLING9d [RFC PATCH 06/24] exec: expose execveat internals to process builders
  2026-07-16 · Li Chen <hidden>
• COOLING5d [PATCH v2 9/9] selftests/exec: add binfmt_misc bpf-backed handler test
  2026-07-14 · Christian Brauner <brauner@kernel.org>

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.

• STALE142d REVIEWED: 2 (2M) [PATCH AUTOSEL 6.19-5.10] unshare: fix unshare_fs() handling
  2026-03-05 · Sasha Levin <sashal@kernel.org> · 1 Tested-by
• DORMANTno replies REVIEWED: 1 (0M) [PATCH] kernel/fork: validate exit_signal in clone() syscall
  2026-03-07 · Deepanshu Kartikey <hidden> · 1 Tested-by
• STALE131d REVIEWED: 1 (0M) [PATCH v2] kernel/fork: validate exit_signal in kernel_clone()
  2026-03-16 · Deepanshu Kartikey <hidden> · 1 Tested-by
• STALE101d REVIEWED: 16 (14M) [PATCH 4/4] selftests/exec: add test for HWCAP inheritance
  2026-03-23 · Andrei Vagin <hidden> · 3 Reviewed-by
• STALE65d REVIEWED: 1 (0M) [PATCH v15 06/20] unwind_user/sframe: Detect .sframe sections in executables
  2026-05-20 · Jens Remus <hidden> · 1 Reviewed-by
• COLD60d REVIEWED: 3 (3M) [PATCH RFC v3 1/4] sched/coredump: introduce enum task_dumpable
  2026-05-20 · "Christian Brauner (Amutable)" <brauner@kernel.org> · 1 Reviewed-by
• COLD60d REVIEWED: 3 (3M) [PATCH RFC v3 4/4] exec_state: relocate dumpable information
  2026-05-20 · "Christian Brauner (Amutable)" <brauner@kernel.org> · 1 Reviewed-by
• COLD59d REVIEWED: 1 (0M) [PATCH v16 06/20] unwind_user/sframe: Detect .sframe sections in executables
  2026-05-21 · Jens Remus <hidden> · 1 Reviewed-by
• COLD59d REVIEWED: 1 (0M) [PATCH v16 03/20] unwind_user/sframe: Store .sframe section data in per-mm maple tree
  2026-05-21 · Jens Remus <hidden> · 1 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.

• STALE186d [PATCH 3/3] selftests/exec: add test for HWCAP inheritance
  2026-01-08 · Andrei Vagin <hidden>
• COLD26d [RFC PATCH 13/15] turn fs_cachep static-duration
  2026-01-10 · Al Viro <viro@zeniv.linux.org.uk>
• COLD26d [RFC PATCH 04/15] turn thread_cache static-duration
  2026-01-10 · Al Viro <viro@zeniv.linux.org.uk>
• COLD26d [RFC PATCH 05/15] turn signal_cache static-duration
  2026-01-10 · Al Viro <viro@zeniv.linux.org.uk>
• COLD26d [RFC PATCH 12/15] turn task_struct_cachep static-duration
  2026-01-10 · Al Viro <viro@zeniv.linux.org.uk>
• COLD26d [RFC PATCH 08/15] turn files_cachep static-duration
  2026-01-10 · Al Viro <viro@zeniv.linux.org.uk>
• COLD26d [RFC PATCH 10/15] turn sighand_cache static-duration
  2026-01-10 · Al Viro <viro@zeniv.linux.org.uk>
• COLD26d [RFC PATCH 11/15] turn mm_cachep static-duration
  2026-01-10 · Al Viro <viro@zeniv.linux.org.uk>
• STALE194d [PATCH v12 2/3] mm: Fix OOM killer inaccuracy on large many-core systems
  2026-01-11 · Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
• STALE193d [PATCH v13 3/3] mm: Implement precise OOM killer task selection
  2026-01-11 · Mathieu Desnoyers <mathieu.desnoyers@efficios.com>