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 883A8C678DC for ; Fri, 18 Aug 2023 00:58:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356769AbjHRA60 (ORCPT ); Thu, 17 Aug 2023 20:58:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356772AbjHRA6Z (ORCPT ); Thu, 17 Aug 2023 20:58:25 -0400 Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 56FDB3589 for ; Thu, 17 Aug 2023 17:58:24 -0700 (PDT) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-1bdba3f0e73so5248805ad.1 for ; Thu, 17 Aug 2023 17:58:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692320304; x=1692925104; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=z0856/LMBKD4uG4QX6/8X6PxHig9I05CynoZA8Z5WMM=; b=AsfJO/tOrsxMwdaks7Yc7z+dXlyN6/TeqQFm+n63jrJ1Gh1egahrhlYCdAbkdeKsS3 MxZ5/eX1GsfrTxajpH8r3HZLrTj1b0PC7L/kajF4HzTAxJt9uovdXIgKbB2G4pmB5hIV fQKt6oV3g7z0x/PUHZL6rs89YQK+nX9jD+DljOzMNQaN/c3kVQ41PnYS90Ae6QCYU7Ev gEQVrhy5S6B4u0b7MwoZRHCwgVbPiT64gVQ8dYNtbeYY0Mkj0p7Nh6tl+dSrUOZAm/Kq 8tJoshbUidRe8S5pVfh5Tf3Z6iIcQRoP2A+n5C0i5+YrC19RSdTvQL1gIDdTGa5Fj4Xc di+g== X-Gm-Message-State: AOJu0YyXGt7aT505Y/IXflq8iXIR9JblGj75P0LRINzCE1ynFcJUPWBu fDxbyZlnlomdy5RTPxjYfm113FB1dOSxp3APkRHUso0ssxav X-Google-Smtp-Source: AGHT+IEMJ9nR4BvHyz1sKVWdLnoP4Qk0/Pjw0eFvs4jvQm8Jb7Y8vjiRq96VR9/Xd97rY3qL8XlYyEQi1dp/TgK5czH11dVEJzKV MIME-Version: 1.0 X-Received: by 2002:a17:903:11c4:b0:1bc:95bf:bdc9 with SMTP id q4-20020a17090311c400b001bc95bfbdc9mr335108plh.13.1692320303975; Thu, 17 Aug 2023 17:58:23 -0700 (PDT) Date: Thu, 17 Aug 2023 17:58:23 -0700 In-Reply-To: <0000000000003da75f05fdeffd12@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009095e80603280632@google.com> Subject: Re: [syzbot] [nilfs?] WARNING in mark_buffer_dirty (5) From: syzbot To: akpm@linux-foundation.org, konishi.ryusuke@gmail.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-nilfs@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org syzbot has bisected this issue to: commit 28a65b49eb53e172d23567005465019658bfdb4d Author: Ryusuke Konishi Date: Thu Apr 27 01:15:26 2023 +0000 nilfs2: do not write dirty data after degenerating to read-only bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11c5be4ba80000 start commit: 6eaae1980760 Linux 6.5-rc3 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=13c5be4ba80000 console output: https://syzkaller.appspot.com/x/log.txt?x=15c5be4ba80000 kernel config: https://syzkaller.appspot.com/x/.config?x=5d10d93e1ae1f229 dashboard link: https://syzkaller.appspot.com/bug?extid=cdfcae656bac88ba0e2d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=127ac14ea80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1693a06ea80000 Reported-by: syzbot+cdfcae656bac88ba0e2d@syzkaller.appspotmail.com Fixes: 28a65b49eb53 ("nilfs2: do not write dirty data after degenerating to read-only") For information about bisection process see: https://goo.gl/tpsmEJ#bisection