From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 07F7424E4BD; Fri, 15 Aug 2025 09:19:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755249596; cv=none; b=oWv1CUB54254f1Ep9JNBanMeGLGpsB9uMwlJnG0wNxS6HkJnIXea/E4PusOhBJqav5sLzyOdZaWcLrSX0JfqeMmc2VXTQ4whBiVAzpJ8Li6NvTsGjTEvZTwsgTdakOl5/I9DcFjZ0JNwi2QnVRHNiTVSoOR76AZt7Jmoz9PSHlU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755249596; c=relaxed/simple; bh=2ta+fShbR6bzPh1NFB8OUN9f4zy7nhQZC/H02M+f58I=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=rOrYvGHSuKgkYHnLXyEUrvmHvT7wZVDJhQuEz0XOMvdKJxdeKZN/U24ARVmY1jx4ndNgwLCqwaG752Q99FVl0AhEfttDebAE3Xc/PlwYm/SEC724rrcysC4mhnHIauhw5++T2T/iAaJ7PgkgdfcZEvK7cTgaPRLBlQE15gI6hyw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WiOt6U7g; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="WiOt6U7g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD3CFC4CEEB; Fri, 15 Aug 2025 09:19:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755249595; bh=2ta+fShbR6bzPh1NFB8OUN9f4zy7nhQZC/H02M+f58I=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=WiOt6U7g5IedFGSNPzdAGXs/NkBSjyw9PJ6zwXr2qt/x6b12JMAm189iXC9iy8uQv LW3AbPvWjX2HszeOB3BGMJVkjWsXeIPneqtSDBFIsKU172LMNpRYM+hh9ocWg9DYY4 fDloXo0j4Yin1yN0PvX2bLGNdEevOhcoxzE142Vx9ZJG/k9hfLXanAmKE7n1QRzRUJ jSgpFfrcp+U/RKa8656NWBLBnGE2twDJOtow3rH5n6oK/eCJggLjWtys+nPph/6iHF iC6wpGpFWfSJ61/91LobZZedEbUaolRPUPr/Vxd6fDTIUj6Og5EzjpHLVZJgXfZ1d2 OAtCUign4oCWg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 33F9D39D0C3B; Fri, 15 Aug 2025 09:20:08 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCHv3 bpf] bpf: Check the helper function is valid in get_helper_proto From: patchwork-bot+netdevbpf@kernel.org Message-Id: <175524960701.1002181.5903388173238461777.git-patchwork-notify@kernel.org> Date: Fri, 15 Aug 2025 09:20:07 +0000 References: <20250814200655.945632-1-jolsa@kernel.org> In-Reply-To: <20250814200655.945632-1-jolsa@kernel.org> To: Jiri Olsa Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, oliver.sang@intel.com, paul.chaignon@gmail.com, bpf@vger.kernel.org, linux-perf-users@vger.kernel.org, kafai@fb.com, eddyz87@gmail.com, songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com, haoluo@google.com Hello: This patch was applied to bpf/bpf.git (master) by Daniel Borkmann : On Thu, 14 Aug 2025 22:06:55 +0200 you wrote: > From: Jiri Olsa > > kernel test robot reported verifier bug [1] where the helper func > pointer could be NULL due to disabled config option. > > As Alexei suggested we could check on that in get_helper_proto > directly. Marking tail_call helper func with BPF_PTR_POISON, > because it is unused by design. > > [...] Here is the summary with links: - [PATCHv3,bpf] bpf: Check the helper function is valid in get_helper_proto https://git.kernel.org/bpf/bpf/c/e4414b01c1cd You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html