From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from air.basealt.ru (air.basealt.ru [194.107.17.39]) (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 AA42612E1C4; Thu, 15 Feb 2024 12:54:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.107.17.39 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708001654; cv=none; b=H2pHLUmsv7uxTqDvc7ZW3m98pW+eaKIWYDicPaeBMl5wyyqDmu/qon5H16ExJmjMMitFZZe8H05hud1XiQu/QnNeNl1Okme+XxP1Ooeue+6GSY6CSSuu3lBuE5jjG9FE/aQ9b+IS+nFKNcNsF2PWv3mBchldHdD7m3ZvOXL+rdc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708001654; c=relaxed/simple; bh=24ZQIplg2nxww6XREpPFlvV36xTf03s40vp7UO0EoeQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=tr1eIBlc+qhaIb49vekvyji5n8VIR96FvLNXUMRPGY8ThAv60PHbjwgh4KLAu/RguaMIzz0FpXxigqssXdcMy8TNgECY3nM/jjzgze6m/Unm4v5CNM41uY2B8N7b3VYaPHBy2vN4H4C4/OWds1ErghrWChcDb+yCC9RIGK6x9Pc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=altlinux.org; spf=pass smtp.mailfrom=altlinux.org; arc=none smtp.client-ip=194.107.17.39 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=altlinux.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=altlinux.org Received: by air.basealt.ru (Postfix, from userid 490) id 969AB2F20253; Thu, 15 Feb 2024 12:54:09 +0000 (UTC) X-Spam-Level: Received: from [192.168.0.102] (unknown [178.76.204.78]) by air.basealt.ru (Postfix) with ESMTPSA id 365912F20246; Thu, 15 Feb 2024 12:54:06 +0000 (UTC) Message-ID: <322f5fcc-942d-71ce-d6ad-ad6f2c603e67@basealt.ru> Date: Thu, 15 Feb 2024 15:54:05 +0300 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH 5.10.y] bpf: Convert BPF_DISPATCHER to use static_call() (not ftrace) Content-Language: en-US To: stable@vger.kernel.org Cc: linux-kernel@vger.kernel.org, bpf@vger.kernel.org, netdev@vger.kernel.org, kpsingh@kernel.org, john.fastabend@gmail.com, yhs@fb.com, songliubraving@fb.com, kafai@fb.com, andrii@kernel.org, daniel@iogearbox.net, ast@kernel.org References: <20240129183120.284801-1-kovalev@altlinux.org> From: kovalev@altlinux.org In-Reply-To: <20240129183120.284801-1-kovalev@altlinux.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 29.01.2024 21:31, kovalev@altlinux.org wrote: > From: Peter Zijlstra > > [ Upstream commit c86df29d11dfba27c0a1f5039cd6fe387fbf4239 ] > > [...] This patch fix warning in ftrace_verify_code (found Syzkaller), see log and the C reproduccer by link: https://lore.kernel.org/bpf/87f74eab-ae51-08a4-5b7e-261f437146f4@basealt.ru/T/#maac87a6679825bbe8a14a2ec2ec4cf94681aa885 -- Regards, Vasiliy Kovalev