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 80A8BC7EE23 for ; Mon, 12 Jun 2023 03:30:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234174AbjFLDaj (ORCPT ); Sun, 11 Jun 2023 23:30:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55452 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233866AbjFLDai (ORCPT ); Sun, 11 Jun 2023 23:30:38 -0400 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3A40BF5; Sun, 11 Jun 2023 20:30:34 -0700 (PDT) Received: by verein.lst.de (Postfix, from userid 2407) id EB39068BFE; Mon, 12 Jun 2023 05:30:23 +0200 (CEST) Date: Mon, 12 Jun 2023 05:30:23 +0200 From: Christoph Hellwig To: syzbot Cc: axboe@kernel.dk, dsterba@suse.com, hch@lst.de, konishi.ryusuke@gmail.com, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nilfs@vger.kernel.org, syzkaller-bugs@googlegroups.com, wqu@suse.com Subject: Re: [syzbot] [nilfs?] general protection fault in nilfs_clear_dirty_page Message-ID: <20230612033023.GA16241@lst.de> References: <000000000000da4f6b05eb9bf593@google.com> <000000000000c0951105fde12435@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <000000000000c0951105fde12435@google.com> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Sun, Jun 11, 2023 at 02:18:29PM -0700, syzbot wrote: > syzbot has bisected this issue to: > > commit 4a445b7b6178d88956192c0202463063f52e8667 > Author: Qu Wenruo > Date: Sat Aug 13 08:06:53 2022 +0000 > > btrfs: don't merge pages into bio if their page offset is not contiguous I can't see how that btrfs commit would affect nilfs2..