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 B4B01C3DA7A for ; Thu, 5 Jan 2023 15:47:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234121AbjAEPq7 (ORCPT ); Thu, 5 Jan 2023 10:46:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37298 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233378AbjAEPq4 (ORCPT ); Thu, 5 Jan 2023 10:46:56 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A26414BD53; Thu, 5 Jan 2023 07:46:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=UcJOViUb3NSYcRTFH9cclg0kjcJfbEsdzUY3Qy3AQl4=; b=ZNCMIIaxbDu3V7R1jisPBDBvpa ken2r2RDD8vUKBbC2QosGTKt9pm55rqbG+uTEPjI/QivcOyszHXgumpfYWZ322QAnQ/ss3Uj4K39L 5HyMg+r2vq8bphd6CTkqEo4NzckSwttCfnU2TmNLYG5jiqC7+D8WExSZiMKThlRi+Wvde+XIfwr8S 83Sab9lTu0MdZTsBkjtIr6XTc60RPPxPfHP8pUU+fYnISSW2jASDW9zloQFOG3EaMgSAYetaJ2oOI rfs+NSi5EtotiWO6zd5GRo+2b+4jSgQWSM9Sns/Ghw47kC0vZfBUnIvnN1IpDsamhnST+BaYopVaR R82T7ddw==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDSSD-00GFKq-4P; Thu, 05 Jan 2023 15:46:53 +0000 Date: Thu, 5 Jan 2023 15:46:53 +0000 From: Matthew Wilcox To: Viacheslav Dubeyko Cc: Arnd Bergmann , Linus Torvalds , syzbot , Andrew Morton , christian.brauner@ubuntu.com, Damien Le Moal , Jeff Layton , Linux FS Devel , LKML , syzkaller-bugs@googlegroups.com, ZhangPeng , linux-m68k@lists.linux-m68k.org Subject: Re: [syzbot] [hfs?] WARNING in hfs_write_inode Message-ID: References: <000000000000dbce4e05f170f289@google.com> <5f45bb9a-5e00-48dd-82b0-46b19b1b98a3@app.fastmail.com> <2575F983-D170-4B79-A6BA-912D4ED2CC73@dubeyko.com> <46F233BB-E587-4F2B-AA62-898EB46C9DCE@dubeyko.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <46F233BB-E587-4F2B-AA62-898EB46C9DCE@dubeyko.com> Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Wed, Jan 04, 2023 at 08:37:16PM -0800, Viacheslav Dubeyko wrote: > Also, as far as I can see, available volume in report (mount_0.gz) somehow corrupted already: Syzbot generates deliberately-corrupted (aka fuzzed) filesystem images. So basically, you can't trust anything you read from the disc.