Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753386AbaGKHjJ (ORCPT ); Fri, 11 Jul 2014 03:39:09 -0400 Received: from mail-wg0-f48.google.com ([74.125.82.48]:37234 "EHLO mail-wg0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751995AbaGKHjG convert rfc822-to-8bit (ORCPT ); Fri, 11 Jul 2014 03:39:06 -0400 From: Fabio Coatti To: Bjorn Helgaas Cc: Stephane Eranian , Peter Zijlstra , Greg Kroah-Hartman , LKML , "mingo@elte.hu" , Arnaldo Carvalho de Melo , "ak@linux.intel.com" , "Yan, Zheng" Subject: Re: WARNING: CPU: 2 PID: 1 at arch/x86/mm/ioremap.c:171 __ioremap_caller+0x290/0x2fa() Date: Fri, 11 Jul 2014 09:38:56 +0200 Message-ID: <3524198.dm6HbYTJqK@calvin> User-Agent: KMail/4.13.2 (Linux/3.15.5; KDE/4.13.2; x86_64; ; ) In-Reply-To: <20140710200527.GA15190@google.com> References: <20140710200527.GA15190@google.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In data gioved? 10 luglio 2014 14:05:27, Bjorn Helgaas ha scritto: > On Thu, Jul 10, 2014 at 09:12:44PM +0200, Stephane Eranian wrote: > > On Thu, Jul 10, 2014 at 2:13 PM, Fabio Coatti wrote: > > > In data gioved? 10 luglio 2014 10:54:48, Peter Zijlstra ha scritto: > > >> On Thu, Jul 10, 2014 at 10:52:08AM +0200, Peter Zijlstra wrote: > > >> > On Thu, Jul 10, 2014 at 10:44:21AM +0200, Peter Zijlstra wrote: > > >> > > On Wed, Jul 09, 2014 at 12:48:05PM -0700, Fabio Coatti wrote: > > >> > > > In data mercoled? 9 luglio 2014 11:54:21, Greg Kroah-Hartman ha > > > > > > scritto: > > >> > > > > Try cc:ing everyone on that patch, with the original > > >> > > > > information you > > >> > > > > provided, and the linux-kernel mailing list. Those developers > > >> > > > > should be > > >> > > > > able to help you out properly. > > >> > > > > > >> > > > Ok, here you can find the description of a problem that I'm > > >> > > > experiencing on > > >> > > > latest kernels, since 3.15.0. (this report comes from 3.15.4) > > >> > > > > > >> > > > lug 07 22:08:00 calvin kernel: resource map sanity check > > >> > > > conflict: > > >> > > > 0xfed10000 0xfed15fff 0xfed10000 0xfed13fff reserved > > >> > > > lug 07 22:08:00 calvin kernel: ------------[ cut here > > >> > > > ]------------ > > >> > > > > >> > > I think this is a 'known' issue on Thinkpad (iirc). For some > > >> > > obscure > > >> > > reason its BIOS has funny ideas about resources etc. > > >> > > > > >> > > I couldn't quickly find the prvious thread, maybe Stephane knows. > > >> > > > >> > Found it: > > >> > lkml.kernel.org/r/20140224162400.GE16457@pd.tnic > > >> > > >> Ok, reread that thread and no definite conclusion was found I think. > > >> Just Thinkpad firmware having overlapping resources. > > > > > > So I guess that this happens also for HP Folio 9470m, not only in > > > thinkpads. I wonder how many machines shares this behaviour... > > > > Somehow, I thought that Bjorn had proposed a fix for this. > > Yep, this [1]: > > cb171f7abb9a PNP: Work around BIOS defects in Intel MCH area reporting > > which appeared in v3.15, so it should be in your kernel. But apparently > it didn't work. Fabio, can you pastebin your complete dmesg log? > > [1] > http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c > b171f7abb9a Sure, here you go: http://pastebin.com/FiL7N64b -- Fabio -- 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/