From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 62C6745A66; Mon, 30 Sep 2024 11:15:42 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2015D40299; Mon, 30 Sep 2024 11:15:42 +0200 (CEST) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by mails.dpdk.org (Postfix) with ESMTP id B7C374027D for ; Mon, 30 Sep 2024 11:15:40 +0200 (CEST) Received: from mail.maildlp.com (unknown [172.19.162.254]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4XHFjW1Nlzzfcrh; Mon, 30 Sep 2024 17:13:19 +0800 (CST) Received: from dggpeml500024.china.huawei.com (unknown [7.185.36.10]) by mail.maildlp.com (Postfix) with ESMTPS id AD09718010A; Mon, 30 Sep 2024 17:15:38 +0800 (CST) Received: from [10.67.121.161] (10.67.121.161) by dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Mon, 30 Sep 2024 17:15:38 +0800 Message-ID: <9fd8b48c-93dd-4167-9a82-b8ee176ca00a@huawei.com> Date: Mon, 30 Sep 2024 17:15:38 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 01/18] memzone: fix use after free in tracing To: Stephen Hemminger , CC: Anatoly Burakov , Tyler Retzlaff References: <20240927204742.546164-1-stephen@networkplumber.org> <20240929154107.62539-1-stephen@networkplumber.org> <20240929154107.62539-2-stephen@networkplumber.org> Content-Language: en-US From: fengchengwen In-Reply-To: <20240929154107.62539-2-stephen@networkplumber.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.67.121.161] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpeml500024.china.huawei.com (7.185.36.10) X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Acked-by: Chengwen Feng On 2024/9/29 23:34, Stephen Hemminger wrote: > Using the freed value for tracing is not a good idea. > Although it is harmless for tracing, it will cause analyzers to flag > this as unsafe. > > Signed-off-by: Stephen Hemminger