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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, T_DKIMWL_WL_HIGH,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 1BADCC433F5 for ; Thu, 30 Aug 2018 19:30:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B687220661 for ; Thu, 30 Aug 2018 19:30:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="OcUAtAlI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B687220661 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=oracle.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727294AbeH3XeU (ORCPT ); Thu, 30 Aug 2018 19:34:20 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:51078 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725836AbeH3XeT (ORCPT ); Thu, 30 Aug 2018 19:34:19 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w7UJSgIY034322; Thu, 30 Aug 2018 19:30:31 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : to : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=corp-2018-07-02; bh=Ba0gvJdQunrL+N3Qj6D42iZOAW4kzW7CWoUnIQoKM10=; b=OcUAtAlILscyKRLdrFnghdUZoCLg1yBKgXZhlr+htnzoG6lN9HdhLEYTaLGIjXIEkjkQ XnpZH4/pS9x31Z3qN8CzeANpGaVZ6zye/m9KQnATg4LaJg2tYiX9Bbd+REJogRRWnm8i XkTPySOKMGMPs58pq4w2dBccsyRlZO8WrQkOkUsr3MR4XeFrBIpMaf9uxM5EUazSqTz5 hKQvhW954oJr3XTiSk4DHTjAO8elLk4ndqX11IPpf36Fjc4meLJChETo/LMk+WS+lICa hiuM6+a3ElONW6MOPbUwP5OGhy3ZGsic8yKs5iXO1J7jd2JdyKcuNmZhN82WzfjkKT4l Ug== Received: from userv0021.oracle.com (userv0021.oracle.com [156.151.31.71]) by aserp2120.oracle.com with ESMTP id 2m2y2pxpug-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 30 Aug 2018 19:30:31 +0000 Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userv0021.oracle.com (8.14.4/8.14.4) with ESMTP id w7UJUTJl014728 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 30 Aug 2018 19:30:29 GMT Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id w7UJUSMf005784; Thu, 30 Aug 2018 19:30:28 GMT Received: from [10.209.243.127] (/10.209.243.127) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 30 Aug 2018 12:30:28 -0700 Subject: Re: KMSAN: uninit-value in rds_connect To: syzbot , davem@davemloft.net, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, netdev@vger.kernel.org, rds-devel@oss.oracle.com, syzkaller-bugs@googlegroups.com References: <00000000000005859b0574ab47e5@google.com> From: Santosh Shilimkar Organization: Oracle Corporation Message-ID: Date: Thu, 30 Aug 2018 12:30:26 -0700 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <00000000000005859b0574ab47e5@google.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9001 signatures=668708 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=634 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1808300196 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/30/2018 11:31 AM, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit:    2dca2cbde67a kmsan: fix build warnings with CONFIG_KMSAN=n > git tree:       https://github.com/google/kmsan.git/master > console output: https://syzkaller.appspot.com/x/log.txt?x=1519734a400000 > kernel config:  https://syzkaller.appspot.com/x/.config?x=820d6393634b55e3 > dashboard link: > https://syzkaller.appspot.com/bug?extid=0049bebbf3042dbd2e8f > compiler:       clang version 8.0.0 (trunk 339414) > > Unfortunately, I don't have any reproducer for this crash yet. > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+0049bebbf3042dbd2e8f@syzkaller.appspotmail.com > OK. Will send the fix to address this. Regards, Santosh