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 X-Spam-Level: X-Spam-Status: No, score=-7.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E7AEBC3A59B for ; Mon, 19 Aug 2019 07:45:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C6A6820989 for ; Mon, 19 Aug 2019 07:45:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726538AbfHSHpQ (ORCPT ); Mon, 19 Aug 2019 03:45:16 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:3092 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726149AbfHSHpQ (ORCPT ); Mon, 19 Aug 2019 03:45:16 -0400 Received: from DGGEMM401-HUB.china.huawei.com (unknown [172.30.72.54]) by Forcepoint Email with ESMTP id 44C1AA404B148E78718E; Mon, 19 Aug 2019 15:45:13 +0800 (CST) Received: from dggeme762-chm.china.huawei.com (10.3.19.108) by DGGEMM401-HUB.china.huawei.com (10.3.20.209) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 19 Aug 2019 15:45:13 +0800 Received: from 138 (10.175.124.28) by dggeme762-chm.china.huawei.com (10.3.19.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1591.10; Mon, 19 Aug 2019 15:45:11 +0800 Date: Mon, 19 Aug 2019 16:02:18 +0800 From: Gao Xiang To: Richard Weinberger CC: Gao Xiang , Christoph Hellwig , tytso , Eric Biggers , Greg Kroah-Hartman , Jan Kara , Chao Yu , Dave Chinner , David Sterba , Miao Xie , devel , Stephen Rothwell , Darrick , Amir Goldstein , linux-erofs , Al Viro , Jaegeuk Kim , linux-kernel , Li Guifu , Fang Wei , Pavel Machek , linux-fsdevel , Andrew Morton , torvalds Subject: Re: [PATCH] erofs: move erofs out of staging Message-ID: <20190819080218.GA42231@138> References: <1133002215.69049.1566119033047.JavaMail.zimbra@nod.at> <20190818155812.GB13230@infradead.org> <20190818161638.GE1118@sol.localdomain> <20190818162201.GA16269@infradead.org> <20190818172938.GA14413@sol.localdomain> <20190818174702.GA17633@infradead.org> <20190818181654.GA1617@hsiangkao-HP-ZHAN-66-Pro-G1> <20190818201405.GA27398@hsiangkao-HP-ZHAN-66-Pro-G1> <1559833874.69649.1566200143457.JavaMail.zimbra@nod.at> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1559833874.69649.1566200143457.JavaMail.zimbra@nod.at> User-Agent: Mutt/1.11.3 (2019-02-01) X-Originating-IP: [10.175.124.28] X-ClientProxiedBy: dggeme718-chm.china.huawei.com (10.1.199.114) To dggeme762-chm.china.huawei.com (10.3.19.108) X-CFilter-Loop: Reflected Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Hi Richard, On Mon, Aug 19, 2019 at 09:35:43AM +0200, Richard Weinberger wrote: > ----- Ursprüngliche Mail ----- > > I have made a simple fuzzer to inject messy in inode metadata, > > dir data, compressed indexes and super block, > > https://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs-utils.git/commit/?h=experimental-fuzzer > > > > I am testing with some given dirs and the following script. > > Does it look reasonable? > > I think that's a very good start. :-) I have been testing with this tools for hours, it seems strong against corrupted images without compression. I'm now struggling with corrupted images with compression, hopefully most of them can be fixed trivially... I will send the bunch of fixes later... Let me dig into it more... Thanks for your reply :-) Thanks, Gao Xiang > > Thanks, > //richard