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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED autolearn=no 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 ACC34C433DF for ; Tue, 19 May 2020 22:25:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 896F5207C4 for ; Tue, 19 May 2020 22:25:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="w1eRHVSM" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726881AbgESWZy (ORCPT ); Tue, 19 May 2020 18:25:54 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:36962 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726318AbgESWZy (ORCPT ); Tue, 19 May 2020 18:25:54 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 04JMNOLb186817; Tue, 19 May 2020 22:25:53 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=content-type : mime-version : subject : from : in-reply-to : date : cc : content-transfer-encoding : message-id : references : to; s=corp-2020-01-29; bh=Zr+i001tWJH6NPJsWCdfjYoVDBGZwyi5LUxBf84X8Ig=; b=w1eRHVSMtcgOvDoT2yYIEpbwnS+nd5aHMOAR+ffGM0dc52RGOZcl5rDWWu82eg4Q37aH c8PH7bUmoiEpP8P7IF7Z07Mk8RZ2m6LYcG4nzfcRCbCeBN+O/Y74lEdODmeaEDTR2kvv cr5DE8zd2ykVbxxLQtw9wpxu4Uyz2s/6quPPRoa1VuRp2le4lcpVwC6LpW+F569XXVm2 np7/LoV0ggD8cdSMNh9v2But/B1+aC13BNLX/wBegnR4KYhQxCTdt17/mlwt03VyZb22 BHHSXpq3bR+HM/3GQWGOYkWBQ3Kis/Z+6ifQ+jwwrqyGRcAfg2X5aUrCogRWIXtsAnDv lg== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2120.oracle.com with ESMTP id 3128tng0u5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 19 May 2020 22:25:52 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 04JMMZiV009977; Tue, 19 May 2020 22:25:52 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserp3030.oracle.com with ESMTP id 313gj2dwey-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 19 May 2020 22:25:52 +0000 Received: from abhmp0009.oracle.com (abhmp0009.oracle.com [141.146.116.15]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 04JMPox0015172; Tue, 19 May 2020 22:25:51 GMT Received: from anon-dhcp-153.1015granger.net (/68.61.232.219) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 19 May 2020 15:25:49 -0700 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Subject: Re: [PATCH v2 00/29] Possible NFSD patches for v5.8 From: Chuck Lever In-Reply-To: <20200519212938.GG25858@fieldses.org> Date: Tue, 19 May 2020 18:25:49 -0400 Cc: Linux NFS Mailing List , linux-rdma@vger.kernel.org Content-Transfer-Encoding: quoted-printable Message-Id: <470B6839-FBC6-49BA-B633-DD49D271FD42@oracle.com> References: <20200512211640.5826.77139.stgit@klimt.1015granger.net> <20200519161108.GD25858@fieldses.org> <81E97D7E-7B8D-4C64-844A-18EF0346C49C@oracle.com> <20200519212938.GG25858@fieldses.org> To: Bruce Fields X-Mailer: Apple Mail (2.3445.104.11) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9626 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 spamscore=0 malwarescore=0 mlxscore=0 adultscore=0 bulkscore=0 suspectscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2005190189 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9626 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 impostorscore=0 bulkscore=0 spamscore=0 clxscore=1015 cotscore=-2147483648 suspectscore=0 lowpriorityscore=0 adultscore=0 phishscore=0 mlxlogscore=999 mlxscore=0 priorityscore=1501 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2005190189 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Hi Bruce- > On May 19, 2020, at 5:29 PM, Bruce Fields = wrote: >=20 > On Tue, May 19, 2020 at 12:14:22PM -0400, Chuck Lever wrote: >>=20 >>=20 >>> On May 19, 2020, at 12:11 PM, J. Bruce Fields = wrote: >>>=20 >>> I'm getting a repeatable timeout failure on python 4.0 test WRT15. = In >>> pynfs, run:=20 >>>=20 >>> ./nfs4.0/testserver.py server:/export/path --rundeps --maketree = WRT15 >>>=20 >>> Looks like it sends WRITE+GETATTR(FATTR4_SIZE) compounds with write >>> offset 0 and write length taking on every value from 0 to 8192. >>>=20 >>> Probably an xdr decoding bug of some kind? >>=20 >> My first thought is to bisect, but I don't see a particular change in = my >> v5.8 series that would plausibly introduce this class of problem. >=20 > It's SUNRPC: Refactor svc_recvfrom(). >=20 > That was just from a quick automated bisect. I haven't tried to = figure > out where the bug is.... Your reproducer isn't working for me on EL7. [root@manet ~]# yum install krb5-devel python3-devel swig python3-gssapi = python3-ply Loaded plugins: ulninfo Package krb5-devel-1.15.1-46.el7.x86_64 already installed and latest = version Package python3-devel-3.6.8-13.0.1.el7.x86_64 already installed and = latest version Package swig-2.0.10-5.el7.x86_64 already installed and latest version No package python3-gssapi available. No package python3-ply available. Nothing to do [root@manet ~]# logout [cel@manet pynfs]$ ./nfs4.0/testserver.py server:/export/path --rundeps = --maketree WRT15 Traceback (most recent call last): File "./nfs4.0/testserver.py", line 388, in main() File "./nfs4.0/testserver.py", line 242, in main opt.machinename =3D os.fsencode(opt.machinename) AttributeError: 'module' object has no attribute 'fsencode' [cel@manet pynfs]$ -- Chuck Lever