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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3AE3BC4346E for ; Tue, 29 Sep 2020 05:34:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 00CFC2145D for ; Tue, 29 Sep 2020 05:34:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727396AbgI2FeI (ORCPT ); Tue, 29 Sep 2020 01:34:08 -0400 Received: from mail-il1-f207.google.com ([209.85.166.207]:40948 "EHLO mail-il1-f207.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725842AbgI2FeI (ORCPT ); Tue, 29 Sep 2020 01:34:08 -0400 Received: by mail-il1-f207.google.com with SMTP id e9so2592051ils.7 for ; Mon, 28 Sep 2020 22:34:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=KfWV0gnoumlsZJk50gbr1pEK2WkQDVbgVi8fBs3qwgg=; b=qKsn7iNiWcNM/E/SNajREAynT0BHx7FSL7mXtbsNt7RAm08ndjoapjfKP7cM6q4aa9 BjrWxVnoZ9fkmhr6FerCX8jO0/cfkJ+dJQtS2zNGS9wOUW+3fC/dGv7oSYXA5GXGE58J Q3D05AVpkO2dRWdXCxQ2HexKro6a8t2Z3Q9UoEx+Sq3vaS1JpGKiVeq0N9fYqadOVdod 4DXdd8K6eFV1ezqpruzN0rQUC87VDdaKcARbTr9CnxJL9djZagLFvlPqUVD9rUO5KMvM h+pjF5KiKgI3Vq45gq7uHFSlP5rnrwiqjDcgRzuQeKxhXloOzJWcJ3mTEBcEOc2A/yeO hmcA== X-Gm-Message-State: AOAM533zTV0fMD0pkY/Qtmlk/v/3ClWFnOfPCucyRl6kOavqY1J3M96s Nhwj6BS8w+QrEHudC4moFiITOSlMLVJp87vKls4ec4CSViis X-Google-Smtp-Source: ABdhPJwbUrHiwJnq2FAlkdIXW3NQ3i/5IXxdyF7HO+N7tTecczltm5HcCn0fFrzgglyR/4GrYjNiHL/H+BnicYsWOYzmtkWC2k5H MIME-Version: 1.0 X-Received: by 2002:a05:6e02:ed3:: with SMTP id i19mr1536216ilk.188.1601357646098; Mon, 28 Sep 2020 22:34:06 -0700 (PDT) Date: Mon, 28 Sep 2020 22:34:06 -0700 In-Reply-To: <000000000000b6d7fd05b02037ef@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000a7770405b06d21ac@google.com> Subject: Re: general protection fault in gfs2_withdraw From: syzbot To: agruenba@redhat.com, anprice@redhat.com, cluster-devel@redhat.com, linux-kernel@vger.kernel.org, rpeterso@redhat.com, syzkaller-bugs@googlegroups.com 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 601ef0d52e9617588fcff3df26953592f2eb44ac Author: Bob Peterson Date: Tue Jan 28 19:23:45 2020 +0000 gfs2: Force withdraw to replay journals and wait for it to finish bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=151d25e3900000 start commit: 7c7ec322 Merge tag 'for-linus' of git://git.kernel.org/pub.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=171d25e3900000 console output: https://syzkaller.appspot.com/x/log.txt?x=131d25e3900000 kernel config: https://syzkaller.appspot.com/x/.config?x=6184b75aa6d48d66 dashboard link: https://syzkaller.appspot.com/bug?extid=50a8a9cf8127f2c6f5df syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13c6a109900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15d45ed3900000 Reported-by: syzbot+50a8a9cf8127f2c6f5df@syzkaller.appspotmail.com Fixes: 601ef0d52e96 ("gfs2: Force withdraw to replay journals and wait for it to finish") For information about bisection process see: https://goo.gl/tpsmEJ#bisection