From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5C287C433FE for ; Thu, 3 Nov 2022 01:53:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230363AbiKCBxi (ORCPT ); Wed, 2 Nov 2022 21:53:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47392 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229516AbiKCBxf (ORCPT ); Wed, 2 Nov 2022 21:53:35 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6CE701182E; Wed, 2 Nov 2022 18:53:34 -0700 (PDT) Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.54]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4N2mxh5jCyz15MK9; Thu, 3 Nov 2022 09:53:28 +0800 (CST) Received: from kwepemm600015.china.huawei.com (7.193.23.52) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Thu, 3 Nov 2022 09:53:32 +0800 Received: from [10.174.176.52] (10.174.176.52) by kwepemm600015.china.huawei.com (7.193.23.52) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Thu, 3 Nov 2022 09:53:31 +0800 Message-ID: <7eb86cad-16f4-7f00-c6d5-cc9496f6f99e@huawei.com> Date: Thu, 3 Nov 2022 09:53:30 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.2.1 Subject: Re: [PATCH] cifs: fix use-after-free on the link name To: Steve French CC: , , , , , , , References: <20221102061659.920334-1-chenxiaosong2@huawei.com> From: ChenXiaoSong In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.174.176.52] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To kwepemm600015.china.huawei.com (7.193.23.52) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org xfstests generic/011 can reproduce this bug in about 10+ minutes, enable CONFIG_KASAN=y, my mount option is: -o mfsymlinks,vers=3.0 -o context=system_u:object_r:unlabeled_t:s0 在 2022/11/3 8:59, Steve French 写道: > Looks promising. How common was the xfstest failure in your setup?