Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262369AbVERVAL (ORCPT ); Wed, 18 May 2005 17:00:11 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262370AbVERVAL (ORCPT ); Wed, 18 May 2005 17:00:11 -0400 Received: from mail.wildbrain.com ([209.130.193.228]:35493 "EHLO hermes.wildbrain.com") by vger.kernel.org with ESMTP id S262369AbVERVAC (ORCPT ); Wed, 18 May 2005 17:00:02 -0400 Message-ID: <428BAB42.8030501@wildbrain.com> Date: Wed, 18 May 2005 13:53:22 -0700 From: Gregory Brauer User-Agent: Mozilla Thunderbird 1.0.2 (X11/20050317) X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org, linux-xfs@oss.sgi.com CC: Jakob Oestergaard , Joshua Baker-LePain , Chris Wedgwood Subject: Re: kernel OOPS for XFS in xfs_iget_core (using NFS+SMP+MD) References: <428511F8.6020303@wildbrain.com> <20050514184711.GA27565@taniwha.stupidest.org> <428B7D7F.9000107@wildbrain.com> <20050518175925.GA22738@taniwha.stupidest.org> <20050518195251.GY422@unthought.net> <20050518202014.GZ422@unthought.net> In-Reply-To: <20050518202014.GZ422@unthought.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-WB-MailScanner: Found to be clean X-WB-MailScanner-SpamCheck: not spam (whitelisted), SpamAssassin (score=-2.599, required 5, autolearn=not spam, BAYES_00 -2.60) X-MailScanner-From: greg@wildbrain.com Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 916 Lines: 22 Jakob Oestergaard wrote: > You want a few million files on the FS in order to confuse the server > sufficiently for it to screw up severely. Here we reproduced the OOPS with an fresh and empty XFS volume using the nfs_fsstress.sh script. > And don't run as root - common problems are also that files get wrong > ownership/modes (a file created by one unprivileged user shows up as > belonging to another unprivileged user - files can show up with modes > d---------) Our nfs_fsstress.sh tests were running as root and writing only root-owned files (with no_root_squash, of course) and reproduced the OOPS twice. We haven't seen the privileges problem yet. Greg - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/