From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay3.corp.sgi.com [198.149.34.15]) by oss.sgi.com (Postfix) with ESMTP id 33D677F6C for ; Wed, 22 May 2013 09:23:01 -0500 (CDT) Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by relay3.corp.sgi.com (Postfix) with ESMTP id CEF3EAC005 for ; Wed, 22 May 2013 07:23:00 -0700 (PDT) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by cuda.sgi.com with ESMTP id l0i58xRwyngRqiyZ for ; Wed, 22 May 2013 07:23:00 -0700 (PDT) Date: Wed, 22 May 2013 10:22:52 -0400 From: Dave Jones Subject: Re: XFS assertion from truncate. (3.10-rc2) Message-ID: <20130522142252.GB1407@redhat.com> References: <20130521234016.GB14347@redhat.com> <20130521235410.GY29466@dastard> <20130522000803.GA19891@redhat.com> <20130522001603.GZ29466@dastard> <20130522025605.GA29767@redhat.com> <20130522040318.GG29466@dastard> <20130522041521.GA1837@redhat.com> <20130522051243.GH29466@dastard> <20130522052938.GA2573@redhat.com> <20130522055147.GI29466@dastard> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20130522055147.GI29466@dastard> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Dave Chinner Cc: Linux Kernel , xfs@oss.sgi.com On Wed, May 22, 2013 at 03:51:47PM +1000, Dave Chinner wrote: > > Tomorrow I'll also try running some older kernels with the same > > options to see if it's something new, or an older bug. This is a > > new machine, so it may be something that's been around for a > > while, and for whatever reason, my other machines don't hit > > this. > > Another thing that just occurred to me - what compiler are you > using? We had a report last week on #xfs that xfsdump was failing > with bad checksums because of link time optimisation (LTO) in > gcc-4.8.0. When they turned that off, everything worked fine. So if > you are using 4.8.0, perhaps trying a different compiler might be a > good idea, too. Yeah, this is 4.8.0. This box is running F19-beta. I managed to shoehorn the gcc-4.7 from f18 on there though. Bug reproduced instantly, so I think we can rule out compiler. I ran 3.9 with the same debug options. Seems stable. I'll do a bisect. Dave _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs