From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: linux-nfs-owner@vger.kernel.org Received: from fieldses.org ([174.143.236.118]:44986 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754116Ab2BDALP (ORCPT ); Fri, 3 Feb 2012 19:11:15 -0500 Date: Fri, 3 Feb 2012 19:11:13 -0500 From: "J. Bruce Fields" To: Koen Wilde Cc: Neil Brown , linux-nfs@vger.kernel.org, Andy Adamson Subject: Re: oops when copying a file from a nfs mount Message-ID: <20120204001113.GA5320@fieldses.org> References: <20120203223604.98C91405DC@mail.chillheid.nl> <20120203230811.GH2999@fieldses.org> <20120203232427.20B21405DC@mail.chillheid.nl> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <20120203232427.20B21405DC@mail.chillheid.nl> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Sat, Feb 04, 2012 at 12:24:27AM +0100, Koen Wilde wrote: > On Fri, 3 Feb 2012 18:08:11 -0500, "J. Bruce Fields" wrote: > > > > Is this really the start of the trace, or were there any lines before? > > > > This is really the start of the trace as it appears in syslog's logs. On > the physical screen it had some extra lines on top though (I'm typing this > over from a photo): > > BUG: unable to handle kernel NULL pointer dereference at (null) > IP: [] page_address+0x10/0xe0 > << continuing from here with the *pde line >> > > > But I take it you're comfortable building a kernel from source? If so, > > getting a stable git repo, then: > > > > git checkout v3.2.2 > > git revert 628fc192adbaae0c6178b9015fb916ce61d72b36 > > > > and then testing the resulting kernel--it'd be interesting to know if > > the bug goes away. > > Sure, I can build a kernel from source:) I'll get back to you with the > results. OK, but--probably ignore my suggestion and try applying Trond's patch instead.... (Also, I assume mainline needs it as well as v3.2.2 ?) --b.