From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Price Date: Wed, 14 Oct 2020 13:38:30 +0100 Subject: [Cluster-devel] KASAN: slab-out-of-bounds Write in gfs2_fill_super In-Reply-To: References: <0000000000006903b205b0873061@google.com> <21b7b508-c8f2-4730-7a1d-b4376effcce0@redhat.com> Message-ID: <4d7412bf-15ba-58ee-3fa2-e6641dbca723@redhat.com> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On 14/10/2020 13:19, Anant Thazhemadam wrote: > > On 30/09/20 7:52 pm, Andrew Price wrote: >> On 30/09/2020 13:39, syzbot wrote: >>> Hello, >>> >>> syzbot found the following issue on: >>> >>> HEAD commit:??? fb0155a0 Merge tag 'nfs-for-5.9-3' of git://git.linux-nfs... >>> git tree:?????? upstream >>> console output: https://syzkaller.appspot.com/x/log.txt?x=13458c0f900000 >>> kernel config:? https://syzkaller.appspot.com/x/.config?x=adebb40048274f92 >>> dashboard link: https://syzkaller.appspot.com/bug?extid=af90d47a37376844e731 > > Just saw this report. > This seems to be the same as > ??? https://syzkaller.appspot.com/bug?extid=a5e2482a693e6b1e444b , > for which I have recently sent in a fix (https://lkml.org/lkml/2020/10/13/588). Thanks. The gfs2 maintainers are probably busy but I'll review the patch. > Since the "Reported-by" tag in the patch sent is for the other instance of the > same crash, can we close this one as a duplicate? I expect the duplicates will get closed once a fix is in the tree so there's no need to spend time on that. Andy 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=-10.4 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 E2937C433DF for ; Wed, 14 Oct 2020 12:38:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7F21520878 for ; Wed, 14 Oct 2020 12:38:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="hc0/1nlf" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730830AbgJNMim (ORCPT ); Wed, 14 Oct 2020 08:38:42 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:48376 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726017AbgJNMil (ORCPT ); Wed, 14 Oct 2020 08:38:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1602679120; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tqkeDSKu3ZVkwLcs3UzzlEHF4mgQLeE6ZnH74qRT2H8=; b=hc0/1nlfGOeriF7Sp2JwadWAUN4DbZmUb7QORly7S+wa9CGcwmArDdRRMz310P4o81xJKJ Eg0LiHC9gOeplUZz/HPzozbFuIXUE5xgA0Cbo/IlLHjXTTfh5rvSXT7kLO84Cu5ahKz4bk T1bEyiz3kFlSDLOo4OBPBDpEQBMjjvk= 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-205-ny6F7mzWOEqg8ATH9qA8kw-1; Wed, 14 Oct 2020 08:38:38 -0400 X-MC-Unique: ny6F7mzWOEqg8ATH9qA8kw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 32E3C18A8239; Wed, 14 Oct 2020 12:38:37 +0000 (UTC) Received: from [10.33.36.138] (unknown [10.33.36.138]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7E3EA5C22D; Wed, 14 Oct 2020 12:38:31 +0000 (UTC) Subject: Re: [Cluster-devel] KASAN: slab-out-of-bounds Write in gfs2_fill_super To: Anant Thazhemadam Cc: syzbot , agruenba@redhat.com, cluster-devel@redhat.com, linux-kernel@vger.kernel.org, rpeterso@redhat.com, syzkaller-bugs@googlegroups.com References: <0000000000006903b205b0873061@google.com> <21b7b508-c8f2-4730-7a1d-b4376effcce0@redhat.com> From: Andrew Price Message-ID: <4d7412bf-15ba-58ee-3fa2-e6641dbca723@redhat.com> Date: Wed, 14 Oct 2020 13:38:30 +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: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 14/10/2020 13:19, Anant Thazhemadam wrote: > > On 30/09/20 7:52 pm, Andrew Price wrote: >> On 30/09/2020 13:39, syzbot wrote: >>> Hello, >>> >>> syzbot found the following issue on: >>> >>> HEAD commit:    fb0155a0 Merge tag 'nfs-for-5.9-3' of git://git.linux-nfs... >>> git tree:       upstream >>> console output: https://syzkaller.appspot.com/x/log.txt?x=13458c0f900000 >>> kernel config:  https://syzkaller.appspot.com/x/.config?x=adebb40048274f92 >>> dashboard link: https://syzkaller.appspot.com/bug?extid=af90d47a37376844e731 > > Just saw this report. > This seems to be the same as >     https://syzkaller.appspot.com/bug?extid=a5e2482a693e6b1e444b , > for which I have recently sent in a fix (https://lkml.org/lkml/2020/10/13/588). Thanks. The gfs2 maintainers are probably busy but I'll review the patch. > Since the "Reported-by" tag in the patch sent is for the other instance of the > same crash, can we close this one as a duplicate? I expect the duplicates will get closed once a fix is in the tree so there's no need to spend time on that. Andy