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=-11.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 8A22EC4727F for ; Wed, 30 Sep 2020 14:19:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1D1FB20789 for ; Wed, 30 Sep 2020 14:19:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="B9QfmTco" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730501AbgI3OTQ (ORCPT ); Wed, 30 Sep 2020 10:19:16 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:45375 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730417AbgI3OTO (ORCPT ); Wed, 30 Sep 2020 10:19:14 -0400 Dkim-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1601475552; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QYjbBMQ83eaNacfVtQ9f2FcgQ6pnWOwYQXbTX02y2e4=; b=B9QfmTcoKbneAPajkA1z8PmgemcT2sOOPrcHmtowP5gOrLpI2ohI4/NWrBbHruWqbASslW eZt+5ofConZiNtRVINQb1lmQSBb3169PekJq2EvZshqnmWHBwAGONT2LgUQ8Z5OCGaaqMh CqQj/mXE8VlEaPNfTBIzys8L9b3uebY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-500-tyGoVakaPwKhU6o5Vi0YtQ-1; Wed, 30 Sep 2020 10:18:55 -0400 X-MC-Unique: tyGoVakaPwKhU6o5Vi0YtQ-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DBAC118B9ECB; Wed, 30 Sep 2020 14:18:54 +0000 (UTC) Received: from [10.33.36.138] (unknown [10.33.36.138]) by smtp.corp.redhat.com (Postfix) with ESMTP id DB0B81002D42; Wed, 30 Sep 2020 14:18:49 +0000 (UTC) Subject: Re: general protection fault in gfs2_withdraw To: syzbot , agruenba@redhat.com, cluster-devel@redhat.com, linux-kernel@vger.kernel.org, rpeterso@redhat.com, syzkaller-bugs@googlegroups.com References: <000000000000a7770405b06d21ac@google.com> From: Andrew Price Message-ID: Date: Wed, 30 Sep 2020 15:18:48 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <000000000000a7770405b06d21ac@google.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29/09/2020 06:34, syzbot wrote: > 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 > Bug filed for this one: https://bugzilla.redhat.com/show_bug.cgi?id=1883932 Andy