Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx2.netapp.com ([216.240.18.37]:36971 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754505Ab2I1NVa (ORCPT ); Fri, 28 Sep 2012 09:21:30 -0400 Message-ID: <5065A456.4070007@netapp.com> Date: Fri, 28 Sep 2012 09:21:26 -0400 From: Bryan Schumaker MIME-Version: 1.0 To: Joerg Roedel CC: Joerg Roedel , "Myklebust, Trond" , "linux-nfs@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "torvalds@linux-foundation.org" Subject: Re: kernel BUG at /data/lemmy/linux.trees.git/fs/nfs/idmap.c:681! References: <20120807134156.GP1996@amd.com> <20120927145217.GA18962@8bytes.org> <4FA345DA4F4AE44899BD2B03EEEC2FA908FEF572@SACEXCMBX04-PRD.hq.netapp.com> <20120927153928.GB18962@8bytes.org> <4FA345DA4F4AE44899BD2B03EEEC2FA908FEF7A3@SACEXCMBX04-PRD.hq.netapp.com> <20120927175623.GG10549@amd.com> <506497B9.3030601@netapp.com> <20120928121733.GD18962@8bytes.org> In-Reply-To: <20120928121733.GD18962@8bytes.org> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-nfs-owner@vger.kernel.org List-ID: On 09/28/2012 08:17 AM, Joerg Roedel wrote: > On Thu, Sep 27, 2012 at 02:15:21PM -0400, Bryan Schumaker wrote: > >> Double check that you're using the legacy idmapper, and not the >> keyring based one (/etc/request-key.conf shouldn't have the "create >> id_resolver * * /usr/bin/nfsidmap %k %d" line). > > That should only be relevant for NFSv4, no? I am using v3 only (without > explicitly setting the version as mount option). Any idmapper problem is only relevant to v4, so if you're seeing a problem that means you're not using NFS v3. > > Anyway, I had no luck on reproducing the failure again after > re-installation of the box, either with of with-out my patches on-top. I > tried a few different config settings for NFS too, but the BUG didn't > trigger again :-/ Maybe it's mounting over v3 now? Can you retry using "vers=4" in your mount options? - Bryan > > > Joerg > >