Syzbot CI

Subject	binfmt_misc: transparent interpreters and PT_INTERP loader substitution
Author	brauner@kernel.org
Date	2026-07-21 14:13:43 +0000 UTC
Version
Cc	ast@kernel.org bpf@vger.kernel.org brauner@kernel.org corbet@lwn.net daniel@iogearbox.net farid.m.zakaria@gmail.com jack@suse.cz jannh@google.com kees@kernel.org linux-fsdevel@vger.kernel.org linux-mm@kvack.org mail@johnericson.me viro@zeniv.linux.org.uk

Subject

binfmt_misc: transparent interpreters and PT_INTERP loader substitution

Author

brauner@kernel.org

Date

2026-07-21 14:13:43 +0000 UTC

Version

ast@kernel.org bpf@vger.kernel.org brauner@kernel.org corbet@lwn.net daniel@iogearbox.net farid.m.zakaria@gmail.com jack@suse.cz jannh@google.com kees@kernel.org linux-fsdevel@vger.kernel.org linux-mm@kvack.org mail@johnericson.me viro@zeniv.linux.org.uk

Name	Content [All]
[PATCH v2 01/21] binfmt_misc: require an absolute interpreter path with 'C'	[Body]
[PATCH v2 02/21] docs, binfmt_misc: keep general usage out of the handler sections	[Body]
[PATCH v2 03/21] binfmt_misc: table-drive the register string flags	[Body]
[PATCH v2 04/21] binfmt_misc: normalize the per-exec invocation flags	[Body]
[PATCH v2 05/21] binfmt_misc: split out entry_open_interpreter() and build_interp_argv()	[Body]
[PATCH v2 06/21] exec: release the replaced file with do_close_execat()	[Body]
[PATCH v2 07/21] selftests/exec: convert the binfmt_misc bpf test to the kselftest harness	[Body]
[PATCH v2 08/21] exec: add AT_FLAGS_TRANSPARENT_INTERP	[Body]
[PATCH v2 09/21] exec: label mm->exe_file with the binary for a transparent dispatch	[Body]
[PATCH v2 10/21] binfmt_misc: add transparent interpreter dispatch	[Body]
[PATCH v2 11/21] binfmt_misc: add a static transparent flag 'T'	[Body]
[PATCH v2 12/21] binfmt_misc: let a bpf handler run the interpreter transparently	[Body]
[PATCH v2 13/21] selftests/exec: test the transparent binfmt_misc mode	[Body]
[PATCH v2 14/21] binfmt_misc: document the transparent identity contract	[Body]
[PATCH v2 15/21] exec: carry a PT_INTERP substitute in struct linux_binprm	[Body]
[PATCH v2 16/21] binfmt_elf: consume a stashed PT_INTERP substitute	[Body]
[PATCH v2 17/21] binfmt_elf_fdpic: consume a stashed PT_INTERP substitute	[Body]
[PATCH v2 18/21] binfmt_misc: add the 'L' loader substitution flag	[Body]
[PATCH v2 19/21] binfmt_misc: let a bpf handler request loader substitution	[Body]
[PATCH v2 20/21] selftests/exec: test binfmt_misc loader substitution	[Body]
[PATCH v2 21/21] binfmt_misc: document loader substitution	[Body]

Name

Content [All]

[PATCH v2 01/21] binfmt_misc: require an absolute interpreter path with 'C'

[PATCH v2 02/21] docs, binfmt_misc: keep general usage out of the handler sections

[PATCH v2 03/21] binfmt_misc: table-drive the register string flags

[PATCH v2 04/21] binfmt_misc: normalize the per-exec invocation flags

[PATCH v2 05/21] binfmt_misc: split out entry_open_interpreter() and build_interp_argv()

[PATCH v2 06/21] exec: release the replaced file with do_close_execat()

[PATCH v2 07/21] selftests/exec: convert the binfmt_misc bpf test to the kselftest harness

[PATCH v2 08/21] exec: add AT_FLAGS_TRANSPARENT_INTERP

[PATCH v2 09/21] exec: label mm->exe_file with the binary for a transparent dispatch

[PATCH v2 10/21] binfmt_misc: add transparent interpreter dispatch

[PATCH v2 11/21] binfmt_misc: add a static transparent flag 'T'

[PATCH v2 12/21] binfmt_misc: let a bpf handler run the interpreter transparently

[PATCH v2 13/21] selftests/exec: test the transparent binfmt_misc mode

[PATCH v2 14/21] binfmt_misc: document the transparent identity contract

[PATCH v2 15/21] exec: carry a PT_INTERP substitute in struct linux_binprm

[PATCH v2 16/21] binfmt_elf: consume a stashed PT_INTERP substitute

[PATCH v2 17/21] binfmt_elf_fdpic: consume a stashed PT_INTERP substitute

[PATCH v2 18/21] binfmt_misc: add the 'L' loader substitution flag

[PATCH v2 19/21] binfmt_misc: let a bpf handler request loader substitution

[PATCH v2 20/21] selftests/exec: test binfmt_misc loader substitution

[PATCH v2 21/21] binfmt_misc: document loader substitution

Session 2026-07-21

Passed

ID (for dev)	203c6f14-f3a7-4c38-8373-80fd32ce4742
Status	finished
Triaged	OK [Log] [Trajectory]
Execution Log	[Link]

Test	Base	Patched	Verdict
[KASAN] Build Base	6cea93ff6fe97df34b63fe94487473e16c73b74b [Config]		passed [Log]
[KASAN] Boot test: Base	6cea93ff6fe97df34b63fe94487473e16c73b74b [Config]		passed [Log]
[KASAN] Build Patched		6cea93ff6fe97df34b63fe94487473e16c73b74b [Config] [patched]	passed [Log]
[KASAN] Boot test: Patched		6cea93ff6fe97df34b63fe94487473e16c73b74b [Config] [patched]	passed [Log]
[KASAN] Fuzz	6cea93ff6fe97df34b63fe94487473e16c73b74b [Config]	6cea93ff6fe97df34b63fe94487473e16c73b74b [Config] [patched]	passed [Log] [Artifacts]

Patches (21)

Series Summary

Sessions

Session 2026-07-21