Re: [PATCH 6.6.y 3/6] binfmt_elf: Use elf_load() for interpreter

[Sasha Levin <sashal@kernel.org>]

[ Sasha's backport helper bot ]

Hi,

✅ All tests passed successfully. No issues detected.
No action required from the submitter.

The upstream commit SHA1 provided is correct: 8b04d32678e3c46b8a738178e0e55918eaa3be17

WARNING: Author mismatch between patch and upstream commit:
Backport author: Kang Wenlin<wenlin.kang@windriver.com>
Commit author: Kees Cook<keescook@chromium.org>

Status in newer kernel trees:
6.13.y | Present (exact SHA1)
6.12.y | Present (exact SHA1)

Note: The patch differs from the upstream commit:
---
1:  8b04d32678e3c ! 1:  498e3c72603ad binfmt_elf: Use elf_load() for interpreter
    @@ Metadata
      ## Commit message ##
         binfmt_elf: Use elf_load() for interpreter
     
    +    commit 8b04d32678e3c46b8a738178e0e55918eaa3be17 upstream
    +
         Handle arbitrary memsz>filesz in interpreter ELF segments, instead of
         only supporting it in the last segment (which is expected to be the
         BSS).
    @@ Commit message
         Signed-off-by: Sebastian Ott <sebott@redhat.com>
         Link: https://lore.kernel.org/r/20230929032435.2391507-3-keescook@chromium.org
         Signed-off-by: Kees Cook <keescook@chromium.org>
    +    Signed-off-by: Wenlin Kang <wenlin.kang@windriver.com>
     
      ## fs/binfmt_elf.c ##
     @@ fs/binfmt_elf.c: static unsigned long load_elf_interp(struct elfhdr *interp_elf_ex,
---

Results of testing on various branches:

| Branch                    | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| stable/linux-6.12.y       |  Success    |  Success   |