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 61AD0C77B7A for ; Sun, 11 Jun 2023 22:17:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231877AbjFKWRa (ORCPT ); Sun, 11 Jun 2023 18:17:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34524 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229616AbjFKWR2 (ORCPT ); Sun, 11 Jun 2023 18:17:28 -0400 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 246C0E51 for ; Sun, 11 Jun 2023 15:17:28 -0700 (PDT) Received: by mail-io1-f69.google.com with SMTP id ca18e2360f4ac-770222340cfso475346439f.3 for ; Sun, 11 Jun 2023 15:17:28 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686521847; x=1689113847; 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=tb0ZpKp5Xcf7c2M/6Lg/dqUujad/vr5X4auVnTDjdJ0=; b=QYpaX5Svo9tuYKMa1XoxlQmAwNYTImWIouwNfEWMYLIrWcQj+/KCxNT2G21rhqIFRZ aTZbbVUpls5eH3pEjp3PbPfUmQ7WJtlhyVjEFyxyOVn0GnOO8dSfK1fZcO5o27mZZGkQ BlZgIIE6Q8LkjatEbcW0q2VPMCNtxo+9EYXf7CUKzCQ96m7Hf2LI8tUjvKguwWjJdP/e B4RlMg0wAeGZbpLtPOB9uBAazDZ8OmIpAYuthAGadSzs5JrTqxzdfTzs0y7mbwtTaq3+ Jn9Rhhpy1lRlyrBoLN0AoHOzpstoOlP1/smnhl55VF9WCJVfRy1efM17XzcdbzboOmzn UMmQ== X-Gm-Message-State: AC+VfDwyMosLBAHP54ImvgZQmqmhxfCb+rd4OiY5z0Aqdc2PobYWpdL3 QfIZpfE3ReonCbVkibgLe3QjIo3gQVW+R9QrOZaALiLcerYk X-Google-Smtp-Source: ACHHUZ76jxhpMkdSOWymiIXSmAP6nlbvMNMejA6KYO29dhEW02hKZhueWLXvaOgfjmygw/0Wl9A7WAYJqR30bFmRG9ZnFevqGqT/ MIME-Version: 1.0 X-Received: by 2002:a02:735d:0:b0:420:cbe4:af62 with SMTP id a29-20020a02735d000000b00420cbe4af62mr2890400jae.5.1686521847528; Sun, 11 Jun 2023 15:17:27 -0700 (PDT) Date: Sun, 11 Jun 2023 15:17:27 -0700 In-Reply-To: <000000000000b0cabf05f90bcb15@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a0c29605fde1f706@google.com> Subject: Re: [syzbot] [ntfs3?] general protection fault in ni_readpage_cmpr From: syzbot To: akpm@linux-foundation.org, almaz.alexandrovich@paragon-software.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, neilb@suse.de, ntfs3@lists.linux.dev, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit 9fd472af84abd6da15376353c2283b3df9497646 Author: NeilBrown Date: Tue Mar 22 21:38:54 2022 +0000 mm: improve cleanup when ->readpages doesn't process all pages bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1285d453280000 start commit: 64569520920a Merge tag 'block-6.4-2023-06-09' of git://git.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=1185d453280000 console output: https://syzkaller.appspot.com/x/log.txt?x=1685d453280000 kernel config: https://syzkaller.appspot.com/x/.config?x=3c980bfe8b399968 dashboard link: https://syzkaller.appspot.com/bug?extid=af224b63e76b2d869bc3 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15835795280000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16966d43280000 Reported-by: syzbot+af224b63e76b2d869bc3@syzkaller.appspotmail.com Fixes: 9fd472af84ab ("mm: improve cleanup when ->readpages doesn't process all pages") For information about bisection process see: https://goo.gl/tpsmEJ#bisection