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From: patchwork-bot+netdevbpf@kernel.org
To: Daniel Borkmann <daniel@iogearbox.net>
Cc: bpf@vger.kernel.org, yonghong.song@linux.dev, malin89@huawei.com,
	ast@kernel.org
Subject: Re: [PATCH bpf-next 1/2] bpf: Tighten cgroup storage cookie checks for prog arrays
Date: Wed, 10 Jun 2026 23:20:07 +0000	[thread overview]
Message-ID: <178113360740.3670402.3459348998786835007.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260610105539.705887-1-daniel@iogearbox.net>

Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@kernel.org>:

On Wed, 10 Jun 2026 12:55:38 +0200 you wrote:
> The fix in commit abad3d0bad72 ("bpf: Fix oob access in cgroup local
> storage") is still incomplete. The prog-array compatibility check
> treats a program with no cgroup storage as compatible with any stored
> storage cookie. This allows a storage-less program to bridge a tail
> call chain between an entry program and a storage-using callee even
> though cgroup local storage at runtime still follows the caller's
> context, that is, A -> B(no storage) -> C(storage) path.
> 
> [...]

Here is the summary with links:
  - [bpf-next,1/2] bpf: Tighten cgroup storage cookie checks for prog arrays
    https://git.kernel.org/bpf/bpf-next/c/10627ddc0167
  - [bpf-next,2/2] selftests/bpf: Cover tail-call cgroup storage prog-array checks
    https://git.kernel.org/bpf/bpf-next/c/30dee2c176e7

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2026-06-10 23:20 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-10 10:55 [PATCH bpf-next 1/2] bpf: Tighten cgroup storage cookie checks for prog arrays Daniel Borkmann
2026-06-10 10:55 ` [PATCH bpf-next 2/2] selftests/bpf: Cover tail-call cgroup storage prog-array checks Daniel Borkmann
2026-06-10 20:15   ` Yonghong Song
2026-06-10 20:14 ` [PATCH bpf-next 1/2] bpf: Tighten cgroup storage cookie checks for prog arrays Yonghong Song
2026-06-10 23:20 ` patchwork-bot+netdevbpf [this message]

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