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[147.75.199.223]) by mx.google.com with ESMTPS id z10-20020ae9f44a000000b00785a436c916si1408422qkl.59.2024.02.15.04.52.34 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Feb 2024 04:52:35 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-66928-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=altlinux.org); spf=pass (google.com: domain of linux-kernel+bounces-66928-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-66928-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 7315D1C2334A for ; Thu, 15 Feb 2024 12:52:34 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id C4DF712F361; Thu, 15 Feb 2024 12:52:18 +0000 (UTC) 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 5D65E18EA2; Thu, 15 Feb 2024 12:52:15 +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=1708001538; cv=none; b=NVBURfPlaCsWoGjGQNrzAyo1nAHWxT5AKAQmJOeGp6vSNYYScy+Eu9y4lY8paAzQmVte58Sma67+sdMwT9aAeNA/xG14hseTGeOkeYxJF6XE7Buz0E2yDf/gGl7zV8yJ697jzd+jVKl0vx3pPENP/A5qEA0A+3gDHN2CLavbFsI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708001538; c=relaxed/simple; bh=bLWbQ46DZVFP3cIkPj3Ky15ZObtsdDCn3VqGQSFbZdY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=OGd/xHuLK8HvfkAEWe1cxtByW/ljKKkTkwpEeZog8UKh+lkzEnZh+eBy8toUGFiy9eECFGH+/AFqH2BLYx567JWJA6WnxQ0mrHnVHE8YYZZFSrvwqxoBEzuZDaGeLQ4aifJLhQbeuWyli1KhWtVqvdjaBF5WjozTeQNlaEBPbGM= 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 425662F20246; Thu, 15 Feb 2024 12:52:11 +0000 (UTC) X-Spam-Level: Received: from [192.168.0.102] (unknown [178.76.204.78]) by air.basealt.ru (Postfix) with ESMTPSA id 60AF62F20242; Thu, 15 Feb 2024 12:52:08 +0000 (UTC) Message-ID: Date: Thu, 15 Feb 2024 15:52:07 +0300 Precedence: bulk X-Mailing-List: linux-kernel@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 5.15.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: <20240129180108.284057-1-kovalev@altlinux.org> From: kovalev@altlinux.org In-Reply-To: <20240129180108.284057-1-kovalev@altlinux.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 29.01.2024 21:01, 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