Re: [PATCH stable 6.12 1/1] selftests/bpf: Add tests with stack ptr register in conditional jmp

[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: 5ffb537e416ee22dbfb3d552102e50da33fec7f6

WARNING: Author mismatch between patch and upstream commit:
Backport author: Shung-Hsi Yu <shung-hsi.yu@suse.com>
Commit author: Yonghong Song <yonghong.song@linux.dev>

Status in newer kernel trees:
6.15.y | Not found

Note: The patch differs from the upstream commit:
---
1:  5ffb537e416e ! 1:  f5e86b1f0ca1 selftests/bpf: Add tests with stack ptr register in conditional jmp
    @@ Metadata
      ## Commit message ##
         selftests/bpf: Add tests with stack ptr register in conditional jmp
     
    +    Commit 5ffb537e416ee22dbfb3d552102e50da33fec7f6 upstream.
    +
         Add two tests:
           - one test has 'rX <op> r10' where rX is not r10, and
           - another test has 'rX <op> rY' where rX and rY are not r10
    @@ Commit message
         Signed-off-by: Yonghong Song <yonghong.song@linux.dev>
         Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
         Link: https://lore.kernel.org/bpf/20250524041340.4046304-1-yonghong.song@linux.dev
    +    [ shung-hsi.yu: contains additional hunks for kernel/bpf/verifier.c that
    +      should be part of the previous patch in the series, commit
    +      e2d2115e56c4 "bpf: Do not include stack ptr register in precision
    +      backtracking bookkeeping", which was incorporated since v6.12.37. ]
    +    Link: https://lore.kernel.org/all/9b41f9f5-396f-47e0-9a12-46c52087df6c@linux.dev/
    +    Signed-off-by: Shung-Hsi Yu <shung-hsi.yu@suse.com>
     
      ## kernel/bpf/verifier.c ##
     @@ kernel/bpf/verifier.c: static int check_cond_jmp_op(struct bpf_verifier_env *env,

---

Results of testing on various branches:

| Branch                    | Patch Apply | Build Test |
|---------------------------|-------------|------------|
| 6.12                      | Success     | Success    |