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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 56505C71153 for ; Tue, 29 Aug 2023 05:32:51 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4RZbfn413Kz3bN9 for ; Tue, 29 Aug 2023 15:32:49 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.alibaba.com (client-ip=115.124.30.130; helo=out30-130.freemail.mail.aliyun.com; envelope-from=hsiangkao@linux.alibaba.com; receiver=lists.ozlabs.org) Received: from out30-130.freemail.mail.aliyun.com (out30-130.freemail.mail.aliyun.com [115.124.30.130]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4RZbff5prJz2yVZ for ; Tue, 29 Aug 2023 15:32:41 +1000 (AEST) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R441e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045168;MF=hsiangkao@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0Vqq90M._1693287151; Received: from 30.25.201.82(mailfrom:hsiangkao@linux.alibaba.com fp:SMTPD_---0Vqq90M._1693287151) by smtp.aliyun-inc.com; Tue, 29 Aug 2023 13:32:33 +0800 Message-ID: Date: Tue, 29 Aug 2023 13:32:28 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [syzbot] [erofs?] WARNING in erofs_kill_sb To: syzbot , brauner@kernel.org, hch@lst.de, linux-erofs@lists.ozlabs.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <000000000000e5e02b0604080b49@google.com> From: Gao Xiang In-Reply-To: <000000000000e5e02b0604080b49@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: linux-erofs@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development of Linux EROFS file system List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Sender: "Linux-erofs" On 2023/8/29 12:14, syzbot wrote: > Hello, > > syzbot has tested the proposed patch and the reproducer did not trigger any issue: > > Reported-and-tested-by: syzbot+69c477e882e44ce41ad9@syzkaller.appspotmail.com > > Tested on: > > commit: 1c59d383 Merge tag 'linux-kselftest-nolibc-6.6-rc1' of.. > git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > console output: https://syzkaller.appspot.com/x/log.txt?x=14f819dfa80000 > kernel config: https://syzkaller.appspot.com/x/.config?x=9678e210dd5e4a5f > dashboard link: https://syzkaller.appspot.com/bug?extid=69c477e882e44ce41ad9 > compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 > > Note: no patches were applied. > Note: testing is done by a robot and is best-effort only. #syz invalid since commit 4da3c7183e18 ("erofs: drop unnecessary WARN_ON() in erofs_kill_sb()") merged ahead of fs: open block device after superblock creation so this issue only existed in some previous -next versions. This report doesn't impact anything upstream. Thanks, Gao Xiang